From 8802fb2fd83500c6cc373e9b23ebc5ab93772e63 Mon Sep 17 00:00:00 2001
From: Manish Goregaokar <manishsmail@gmail.com>
Date: Sat, 13 Feb 2016 02:31:23 +0530
Subject: [PATCH 01/23] Make clippy an optional dependency

---
 .travis.yml        | 2 +-
 Cargo.lock         | 4 ----
 Cargo.toml         | 3 ++-
 ethcore/Cargo.toml | 3 ++-
 ethcore/src/lib.rs | 5 ++---
 parity/main.rs     | 2 +-
 rpc/Cargo.toml     | 6 +++++-
 rpc/src/lib.rs     | 2 +-
 sync/Cargo.toml    | 6 +++++-
 sync/src/lib.rs    | 4 ++--
 util/Cargo.toml    | 6 +++++-
 util/src/lib.rs    | 4 ++--
 12 files changed, 28 insertions(+), 19 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index b2859589b..0abda2c30 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -12,7 +12,7 @@ matrix:
   fast_finish: true
   include:
   - rust: nightly
-    env: FEATURES="--features ethcore/json-tests" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
+    env: FEATURES='--features "ethcore/json-tests dev"' KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
 cache:
   apt: true
   directories:
diff --git a/Cargo.lock b/Cargo.lock
index 1e9f57900..94b9a3b91 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -167,7 +167,6 @@ dependencies = [
 name = "ethcore"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
@@ -186,7 +185,6 @@ dependencies = [
 name = "ethcore-rpc"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
  "ethsync 0.9.99",
@@ -204,7 +202,6 @@ name = "ethcore-util"
 version = "0.9.99"
 dependencies = [
  "arrayvec 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -232,7 +229,6 @@ dependencies = [
 name = "ethsync"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
diff --git a/Cargo.toml b/Cargo.toml
index c58cacf0d..a3fd40e34 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ rustc-serialize = "0.3"
 docopt = "0.6"
 docopt_macros = "0.6"
 ctrlc = { git = "https://github.com/tomusdrw/rust-ctrlc.git" }
-clippy = "0.0.41"
+clippy = { version = "0.0.41", optional = true }
 ethcore-util = { path = "util" }
 ethcore = { path = "ethcore" }
 ethsync = { path = "sync" }
@@ -23,6 +23,7 @@ target_info = "0.1"
 [features]
 default = ["rpc"]
 rpc = ["ethcore-rpc"]
+dev = ["clippy", "ethcore/dev", "ethcore-util/dev", "ethsync/dev", "ethcore-rpc/dev"]
 
 [[bin]]
 path = "parity/main.rs"
diff --git a/ethcore/Cargo.toml b/ethcore/Cargo.toml
index 3d4d27520..4aafebba1 100644
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -18,7 +18,7 @@ ethcore-util = { path = "../util" }
 evmjit = { path = "../evmjit", optional = true }
 ethash = { path = "../ethash" }
 num_cpus = "0.2"
-clippy = "0.0.41"
+clippy = { version = "0.0.41", optional = true }
 crossbeam = "0.1.5"
 lazy_static = "0.1"
 
@@ -27,3 +27,4 @@ jit = ["evmjit"]
 evm-debug = []
 json-tests = []
 test-heavy = []
+dev = ["clippy"]
diff --git a/ethcore/src/lib.rs b/ethcore/src/lib.rs
index 4cca74319..093906bd0 100644
--- a/ethcore/src/lib.rs
+++ b/ethcore/src/lib.rs
@@ -17,9 +17,8 @@
 #![warn(missing_docs)]
 #![feature(cell_extras)]
 #![feature(augmented_assignments)]
-#![feature(plugin)]
-// Clippy
-#![plugin(clippy)]
+#![cfg_attr(feature="dev", feature(plugin))]
+#![cfg_attr(feature="dev", plugin(clippy))]
 // TODO [todr] not really sure
 #![allow(needless_range_loop)]
 // Shorter than if-else
diff --git a/parity/main.rs b/parity/main.rs
index 460922b64..eadaa4968 100644
--- a/parity/main.rs
+++ b/parity/main.rs
@@ -19,7 +19,7 @@
 #![warn(missing_docs)]
 #![feature(plugin)]
 #![plugin(docopt_macros)]
-#![plugin(clippy)]
+#![cfg_attr(feature="dev", plugin(clippy))]
 extern crate docopt;
 extern crate rustc_serialize;
 extern crate ethcore_util as util;
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index b1af0a2fa..107e22c07 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -16,6 +16,10 @@ jsonrpc-http-server = "1.1.2"
 ethcore-util = { path = "../util" }
 ethcore = { path = "../ethcore" }
 ethsync = { path = "../sync" }
-clippy = "0.0.41"
+clippy = { version = "0.0.41", optional = true }
 target_info = "0.1.0"
 rustc-serialize = "0.3"
+
+[features]
+default = []
+dev = ["clippy", "ethcore/dev", "ethcore-util/dev", "ethsync/dev"]
diff --git a/rpc/src/lib.rs b/rpc/src/lib.rs
index 0b148c983..cd059e6b1 100644
--- a/rpc/src/lib.rs
+++ b/rpc/src/lib.rs
@@ -18,7 +18,7 @@
 #![warn(missing_docs)]
 #![feature(custom_derive, custom_attribute, plugin)]
 #![plugin(serde_macros)]
-#![plugin(clippy)]
+#![cfg_attr(feature="dev", plugin(clippy))]
 
 extern crate rustc_serialize;
 extern crate target_info;
diff --git a/sync/Cargo.toml b/sync/Cargo.toml
index 92b46fc57..fc56ba2b9 100644
--- a/sync/Cargo.toml
+++ b/sync/Cargo.toml
@@ -10,8 +10,12 @@ authors = ["Ethcore <admin@ethcore.io"]
 [dependencies]
 ethcore-util = { path = "../util" }
 ethcore = { path = ".." }
-clippy = "0.0.41"
+clippy = { version = "0.0.41", optional = true }
 log = "0.3"
 env_logger = "0.3"
 time = "0.1.34"
 rand = "0.3.13"
+
+[features]
+default = []
+dev = ["clippy", "ethcore/dev", "ethcore-util/dev"]
\ No newline at end of file
diff --git a/sync/src/lib.rs b/sync/src/lib.rs
index 74edab4a5..e80a89e50 100644
--- a/sync/src/lib.rs
+++ b/sync/src/lib.rs
@@ -15,9 +15,9 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 #![warn(missing_docs)]
-#![feature(plugin)]
+#![cfg_attr(feature="dev", feature(plugin))]
+#![cfg_attr(feature="dev", plugin(clippy))]
 #![feature(augmented_assignments)]
-#![plugin(clippy)]
 // Keeps consistency (all lines with `.clone()`) and helpful when changing ref to non-ref.
 #![allow(clone_on_copy)]
 
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 9ead8ccf6..773e58de3 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -26,7 +26,11 @@ crossbeam = "0.2"
 slab = { git = "https://github.com/arkpar/slab.git" }
 sha3 = { path = "sha3" }
 serde = "0.6.7"
-clippy = "0.0.41"
+clippy = { version = "0.0.41", optional = true }
 json-tests = { path = "json-tests" }
 target_info = "0.1.0"
 igd = "0.4.2"
+
+[features]
+default = []
+dev = ["clippy"]
\ No newline at end of file
diff --git a/util/src/lib.rs b/util/src/lib.rs
index d4f972800..0a2b0f4b4 100644
--- a/util/src/lib.rs
+++ b/util/src/lib.rs
@@ -18,10 +18,10 @@
 #![feature(op_assign_traits)]
 #![feature(augmented_assignments)]
 #![feature(associated_consts)]
-#![feature(plugin)]
+#![cfg_attr(feature="dev", feature(plugin))]
+#![cfg_attr(feature="dev", plugin(clippy))]
 #![feature(catch_panic)]
 // Clippy settings
-#![plugin(clippy)]
 // TODO [todr] not really sure
 #![allow(needless_range_loop)]
 // Shorter than if-else

From ebe8e19cc0d8152daf13454d0d6231491c3112e3 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Thu, 18 Feb 2016 14:36:59 +0100
Subject: [PATCH 02/23] fixed compiling with rustc 1.8.0-nightly (57c357d89
 2016-02-16)

---
 Cargo.lock         | 87 +++++++++++++++++++++++++++++++---------------
 Cargo.toml         |  2 +-
 ethcore/Cargo.toml |  2 +-
 rpc/Cargo.toml     | 18 +++++++---
 rpc/build.rs       | 29 ++++++++++++++++
 rpc/src/lib.rs     | 44 ++++-------------------
 rpc/src/lib.rs.in  | 30 ++++++++++++++++
 sync/Cargo.toml    |  2 +-
 util/Cargo.toml    |  2 +-
 9 files changed, 142 insertions(+), 74 deletions(-)
 create mode 100644 rpc/build.rs
 create mode 100644 rpc/src/lib.rs.in

diff --git a/Cargo.lock b/Cargo.lock
index 1e9f57900..32a6326f7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,7 +2,7 @@
 name = "parity"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "ctrlc 1.0.1 (git+https://github.com/tomusdrw/rust-ctrlc.git)",
  "docopt 0.6.78 (registry+https://github.com/rust-lang/crates.io-index)",
  "docopt_macros 0.6.81 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -38,6 +38,9 @@ dependencies = [
 name = "aster"
 version = "0.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "bitflags"
@@ -61,7 +64,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "clippy"
-version = "0.0.41"
+version = "0.0.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "regex-syntax 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -167,7 +170,7 @@ dependencies = [
 name = "ethcore"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
@@ -186,16 +189,17 @@ dependencies = [
 name = "ethcore-rpc"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
  "ethsync 0.9.99",
- "jsonrpc-core 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-http-server 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_codegen 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_macros 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -204,7 +208,7 @@ name = "ethcore-util"
 version = "0.9.99"
 dependencies = [
  "arrayvec 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -232,7 +236,7 @@ dependencies = [
 name = "ethsync"
 version = "0.9.99"
 dependencies = [
- "clippy 0.0.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
@@ -346,12 +350,13 @@ dependencies = [
 
 [[package]]
 name = "jsonrpc-core"
-version = "1.1.2"
+version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_codegen 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_macros 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -360,7 +365,7 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hyper 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -529,6 +534,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 name = "quasi"
 version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
 
 [[package]]
 name = "quasi_codegen"
@@ -536,14 +544,8 @@ version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aster 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "quasi_macros"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "quasi_codegen 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -631,7 +633,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aster 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "quasi 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "quasi_macros 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quasi_codegen 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -643,14 +647,6 @@ dependencies = [
  "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "serde_macros"
-version = "0.6.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "serde_codegen 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "sha3"
 version = "0.1.0"
@@ -682,11 +678,41 @@ name = "strsim"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "syntex"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "syntex_syntax"
+version = "0.28.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "term 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "target_info"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "term"
+version = "0.2.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "kernel32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "time"
 version = "0.1.34"
@@ -733,6 +759,11 @@ name = "unicode-normalization"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "unicode-xid"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "url"
 version = "0.2.38"
diff --git a/Cargo.toml b/Cargo.toml
index c58cacf0d..0a55038dc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ rustc-serialize = "0.3"
 docopt = "0.6"
 docopt_macros = "0.6"
 ctrlc = { git = "https://github.com/tomusdrw/rust-ctrlc.git" }
-clippy = "0.0.41"
+clippy = "0.0.42"
 ethcore-util = { path = "util" }
 ethcore = { path = "ethcore" }
 ethsync = { path = "sync" }
diff --git a/ethcore/Cargo.toml b/ethcore/Cargo.toml
index 3d4d27520..5298a253f 100644
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -18,7 +18,7 @@ ethcore-util = { path = "../util" }
 evmjit = { path = "../evmjit", optional = true }
 ethash = { path = "../ethash" }
 num_cpus = "0.2"
-clippy = "0.0.41"
+clippy = "0.0.42"
 crossbeam = "0.1.5"
 lazy_static = "0.1"
 
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index b1af0a2fa..4e79fa8f5 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -4,18 +4,28 @@ name = "ethcore-rpc"
 version = "0.9.99"
 license = "GPL-3.0"
 authors = ["Ethcore <admin@ethcore.io"]
+build = "build.rs"
 
 [lib]
 
 [dependencies]
 serde = "0.6.7"
-serde_macros = "0.6.13"
 serde_json = "0.6.0"
-jsonrpc-core = "1.1.2"
-jsonrpc-http-server = "1.1.2"
+jsonrpc-core = "1.1"
+jsonrpc-http-server = "1.1"
 ethcore-util = { path = "../util" }
 ethcore = { path = "../ethcore" }
 ethsync = { path = "../sync" }
-clippy = "0.0.41"
+clippy = "0.0.42"
 target_info = "0.1.0"
 rustc-serialize = "0.3"
+serde_macros = { version = "0.6.13", optional = true }
+
+[build-dependencies]
+serde_codegen = { "version" = "0.6.13", "optional" = true }
+syntex = "0.28.0"
+
+[features]
+default = ["serde_codegen"]
+nightly = ["serde_macros"]
+
diff --git a/rpc/build.rs b/rpc/build.rs
new file mode 100644
index 000000000..fe1a55694
--- /dev/null
+++ b/rpc/build.rs
@@ -0,0 +1,29 @@
+#[cfg(not(feature = "serde_macros"))]
+mod inner {
+    extern crate syntex;
+    extern crate serde_codegen;
+
+    use std::env;
+    use std::path::Path;
+
+    pub fn main() {
+        let out_dir = env::var_os("OUT_DIR").unwrap();
+
+        let src = Path::new("src/lib.rs.in");
+        let dst = Path::new(&out_dir).join("lib.rs");
+
+        let mut registry = syntex::Registry::new();
+
+        serde_codegen::register(&mut registry);
+        registry.expand("", &src, &dst).unwrap();
+    }
+}
+
+#[cfg(feature = "serde_macros")]
+mod inner {
+    pub fn main() {}
+}
+
+fn main() {
+    inner::main();
+}
diff --git a/rpc/src/lib.rs b/rpc/src/lib.rs
index 0b148c983..81e1b24c2 100644
--- a/rpc/src/lib.rs
+++ b/rpc/src/lib.rs
@@ -15,10 +15,8 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 //! Ethcore rpc.
-#![warn(missing_docs)]
-#![feature(custom_derive, custom_attribute, plugin)]
-#![plugin(serde_macros)]
-#![plugin(clippy)]
+#![cfg_attr(nightly, feature(custom_derive, custom_attribute, plugin))]
+#![cfg_attr(nightly, plugin(serde_macros, clippy))]
 
 extern crate rustc_serialize;
 extern crate target_info;
@@ -30,38 +28,8 @@ extern crate ethcore_util as util;
 extern crate ethcore;
 extern crate ethsync;
 
-use self::jsonrpc_core::{IoHandler, IoDelegate};
+#[cfg(feature = "serde_macros")]
+include!("lib.rs.in");
 
-pub mod v1;
-
-/// Http server.
-pub struct HttpServer {
-	handler: IoHandler,
-	threads: usize
-}
-
-impl HttpServer {
-	/// Construct new http server object with given number of threads.
-	pub fn new(threads: usize) -> HttpServer {
-		HttpServer {
-			handler: IoHandler::new(),
-			threads: threads
-		}
-	}
-
-	/// Add io delegate.
-	pub fn add_delegate<D>(&mut self, delegate: IoDelegate<D>) where D: Send + Sync + 'static {
-		self.handler.add_delegate(delegate);
-	}
-
-	/// Start server asynchronously in new thread
-	pub fn start_async(self, addr: &str) {
-		let server = jsonrpc_http_server::Server::new(self.handler, self.threads);
-		server.start_async(addr)
-	}
-}
-
-/// Lib needs at least 1 test to generate coverage reports correctly.
-#[test]
-fn if_works() {
-}
+#[cfg(not(feature = "serde_macros"))]
+include!(concat!(env!("OUT_DIR"), "/lib.rs"));
diff --git a/rpc/src/lib.rs.in b/rpc/src/lib.rs.in
new file mode 100644
index 000000000..f09a25be8
--- /dev/null
+++ b/rpc/src/lib.rs.in
@@ -0,0 +1,30 @@
+use self::jsonrpc_core::{IoHandler, IoDelegate};
+
+pub mod v1;
+
+/// Http server.
+pub struct HttpServer {
+	handler: IoHandler,
+	threads: usize
+}
+
+impl HttpServer {
+	/// Construct new http server object with given number of threads.
+	pub fn new(threads: usize) -> HttpServer {
+		HttpServer {
+			handler: IoHandler::new(),
+			threads: threads
+		}
+	}
+
+	/// Add io delegate.
+	pub fn add_delegate<D>(&mut self, delegate: IoDelegate<D>) where D: Send + Sync + 'static {
+		self.handler.add_delegate(delegate);
+	}
+
+	/// Start server asynchronously in new thread
+	pub fn start_async(self, addr: &str) {
+		let server = jsonrpc_http_server::Server::new(self.handler, self.threads);
+		server.start_async(addr)
+	}
+}
diff --git a/sync/Cargo.toml b/sync/Cargo.toml
index 92b46fc57..db1a7ba82 100644
--- a/sync/Cargo.toml
+++ b/sync/Cargo.toml
@@ -10,7 +10,7 @@ authors = ["Ethcore <admin@ethcore.io"]
 [dependencies]
 ethcore-util = { path = "../util" }
 ethcore = { path = ".." }
-clippy = "0.0.41"
+clippy = "0.0.42"
 log = "0.3"
 env_logger = "0.3"
 time = "0.1.34"
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 9ead8ccf6..8ca86d26b 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -26,7 +26,7 @@ crossbeam = "0.2"
 slab = { git = "https://github.com/arkpar/slab.git" }
 sha3 = { path = "sha3" }
 serde = "0.6.7"
-clippy = "0.0.41"
+clippy = "0.0.42"
 json-tests = { path = "json-tests" }
 target_info = "0.1.0"
 igd = "0.4.2"

From 80f4f422fc89e926c6e6ce3781aedd6257590285 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Thu, 18 Feb 2016 15:17:26 +0100
Subject: [PATCH 03/23] updated heapsizeof

---
 Cargo.lock         | 9 +++------
 ethcore/Cargo.toml | 2 +-
 util/Cargo.toml    | 2 +-
 3 files changed, 5 insertions(+), 8 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 32a6326f7..f895850a7 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -175,7 +175,7 @@ dependencies = [
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
  "ethcore-util 0.9.99",
- "heapsize 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -213,7 +213,7 @@ dependencies = [
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "eth-secp256k1 0.5.4 (git+https://github.com/arkpar/rust-secp256k1.git)",
- "heapsize 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "igd 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "json-tests 0.1.0",
@@ -264,11 +264,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "heapsize"
-version = "0.2.5"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
-]
 
 [[package]]
 name = "hpack"
diff --git a/ethcore/Cargo.toml b/ethcore/Cargo.toml
index 5298a253f..d8df6455a 100644
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -11,7 +11,7 @@ log = "0.3"
 env_logger = "0.3"
 rustc-serialize = "0.3"
 rocksdb = "0.3"
-heapsize = "0.2.0"
+heapsize = "0.3"
 rust-crypto = "0.2.34"
 time = "0.1"
 ethcore-util = { path = "../util" }
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 8ca86d26b..a339d10e1 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -20,7 +20,7 @@ lazy_static = "0.1"
 eth-secp256k1 = { git = "https://github.com/arkpar/rust-secp256k1.git" }
 rust-crypto = "0.2.34"
 elastic-array = "0.4"
-heapsize = "0.2"
+heapsize = "0.3"
 itertools = "0.4"
 crossbeam = "0.2"
 slab = { git = "https://github.com/arkpar/slab.git" }

From 198119466b91951145736234cc69483f20885700 Mon Sep 17 00:00:00 2001
From: Nikolay Volf <nikvolf@gmail.com>
Date: Thu, 18 Feb 2016 19:21:24 +0300
Subject: [PATCH 04/23] forking heapsize

---
 Cargo.lock      | 7 ++++++-
 util/Cargo.toml | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index f895850a7..05f674a69 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -213,7 +213,7 @@ dependencies = [
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "eth-secp256k1 0.5.4 (git+https://github.com/arkpar/rust-secp256k1.git)",
- "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "heapsize 0.3.2 (git+https://github.com/nikvolf/heapsize)",
  "igd 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "json-tests 0.1.0",
@@ -262,6 +262,11 @@ name = "glob"
 version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "heapsize"
+version = "0.3.2"
+source = "git+https://github.com/nikvolf/heapsize#7913872a4f928a49659df52e48dea69d8a2376bf"
+
 [[package]]
 name = "heapsize"
 version = "0.3.2"
diff --git a/util/Cargo.toml b/util/Cargo.toml
index a339d10e1..ea618ed45 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -20,7 +20,7 @@ lazy_static = "0.1"
 eth-secp256k1 = { git = "https://github.com/arkpar/rust-secp256k1.git" }
 rust-crypto = "0.2.34"
 elastic-array = "0.4"
-heapsize = "0.3"
+heapsize = { git = "https://github.com/nikvolf/heapsize" }
 itertools = "0.4"
 crossbeam = "0.2"
 slab = { git = "https://github.com/arkpar/slab.git" }

From 8b4278aeaa2bb097c19ba77819cf5abdee72d4dd Mon Sep 17 00:00:00 2001
From: Nikolay Volf <nikvolf@gmail.com>
Date: Thu, 18 Feb 2016 22:06:59 +0300
Subject: [PATCH 05/23] feature dep for heapsize

---
 .travis.yml        | 1 +
 Cargo.lock         | 7 +------
 ethcore/Cargo.toml | 3 ++-
 util/Cargo.toml    | 3 +++
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index b2859589b..f7d3b6597 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -20,6 +20,7 @@ cache:
   - target/debug/build
   - target/release/deps
   - target/release/build
+  - $HOME/.cargo
 addons:
   apt:
     packages:
diff --git a/Cargo.lock b/Cargo.lock
index 05f674a69..ad2a13c92 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -175,7 +175,7 @@ dependencies = [
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
  "ethcore-util 0.9.99",
- "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "heapsize 0.3.2 (git+https://github.com/nikvolf/heapsize)",
  "lazy_static 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -267,11 +267,6 @@ name = "heapsize"
 version = "0.3.2"
 source = "git+https://github.com/nikvolf/heapsize#7913872a4f928a49659df52e48dea69d8a2376bf"
 
-[[package]]
-name = "heapsize"
-version = "0.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "hpack"
 version = "0.2.0"
diff --git a/ethcore/Cargo.toml b/ethcore/Cargo.toml
index d8df6455a..6eb9dec22 100644
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -11,7 +11,7 @@ log = "0.3"
 env_logger = "0.3"
 rustc-serialize = "0.3"
 rocksdb = "0.3"
-heapsize = "0.3"
+heapsize = { git = "https://github.com/nikvolf/heapsize" }
 rust-crypto = "0.2.34"
 time = "0.1"
 ethcore-util = { path = "../util" }
@@ -27,3 +27,4 @@ jit = ["evmjit"]
 evm-debug = []
 json-tests = []
 test-heavy = []
+default = [ "heapsize/nightly" ]
diff --git a/util/Cargo.toml b/util/Cargo.toml
index ea618ed45..9e32aea06 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -6,6 +6,9 @@ name = "ethcore-util"
 version = "0.9.99"
 authors = ["Ethcore <admin@ethcore.io>"]
 
+[features]
+default = [ "heapsize/nightly" ]
+
 [dependencies]
 log = "0.3"
 env_logger = "0.3"

From 031b15daabb9d671e72822c0df541236d32b2f20 Mon Sep 17 00:00:00 2001
From: Nikolay Volf <nikvolf@gmail.com>
Date: Thu, 18 Feb 2016 22:12:25 +0300
Subject: [PATCH 06/23] update cargo.lock

---
 Cargo.lock | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Cargo.lock b/Cargo.lock
index ad2a13c92..08e1e8775 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -265,7 +265,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "heapsize"
 version = "0.3.2"
-source = "git+https://github.com/nikvolf/heapsize#7913872a4f928a49659df52e48dea69d8a2376bf"
+source = "git+https://github.com/nikvolf/heapsize#a2d682fd4dcf11e2deeeb229ef2375354c15668b"
 
 [[package]]
 name = "hpack"

From beb0da4ff4e064d592806722c839ec8784e8b5f7 Mon Sep 17 00:00:00 2001
From: Nikolay Volf <nikvolf@gmail.com>
Date: Thu, 18 Feb 2016 22:56:21 +0300
Subject: [PATCH 07/23] and adding actual dependency

---
 ethcore/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ethcore/Cargo.toml b/ethcore/Cargo.toml
index 6eb9dec22..207db69fc 100644
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -25,6 +25,6 @@ lazy_static = "0.1"
 [features]
 jit = ["evmjit"]
 evm-debug = []
-json-tests = []
+json-tests = [ "heapsize/nightly" ]
 test-heavy = []
 default = [ "heapsize/nightly" ]

From cc5384fff51c052d3985976c8901dffef7cee874 Mon Sep 17 00:00:00 2001
From: arkpar <arkady.paronyan@gmail.com>
Date: Thu, 18 Feb 2016 22:35:14 +0100
Subject: [PATCH 08/23] Get rid of lru_cache dependency

---
 ethash/Cargo.toml |  1 -
 ethash/src/lib.rs | 58 +++++++++++++++++++++++++++++++++++++++++------
 2 files changed, 51 insertions(+), 8 deletions(-)

diff --git a/ethash/Cargo.toml b/ethash/Cargo.toml
index 4bba71a14..da08b9f92 100644
--- a/ethash/Cargo.toml
+++ b/ethash/Cargo.toml
@@ -7,5 +7,4 @@ authors = ["arkpar <arkadiy@ethcore.io"]
 
 [dependencies]
 log = "0.3"
-lru-cache = "0.0"
 sha3 = { path = "../util/sha3" }
diff --git a/ethash/src/lib.rs b/ethash/src/lib.rs
index 4c6b8639f..ea7ad4868 100644
--- a/ethash/src/lib.rs
+++ b/ethash/src/lib.rs
@@ -17,28 +17,39 @@
 //! Ethash implementation
 //! See https://github.com/ethereum/wiki/wiki/Ethash
 extern crate sha3;
-extern crate lru_cache;
 #[macro_use]
 extern crate log;
 mod sizes;
 mod compute;
 
-use lru_cache::LruCache;
+use std::mem;
 use compute::Light;
 pub use compute::{quick_get_difficulty, H256, ProofOfWork, ETHASH_EPOCH_LENGTH};
 
 use std::sync::{Arc, Mutex};
 
+struct LightCache {
+	recent_epoch: Option<u64>,
+	recent: Option<Arc<Light>>,
+	prev_epoch: Option<u64>,
+	prev: Option<Arc<Light>>,
+}
+
 /// Lighy/Full cache manager
 pub struct EthashManager {
-	lights: Mutex<LruCache<u64, Arc<Light>>>
+	cache: Mutex<LightCache>,
 }
 
 impl EthashManager {
 	/// Create a new new instance of ethash manager
 	pub fn new() -> EthashManager {
 		EthashManager { 
-			lights: Mutex::new(LruCache::new(2))
+			cache: Mutex::new(LightCache {
+				recent_epoch: None,
+				recent: None,
+				prev_epoch: None,
+				prev: None,
+			}),
 		}
 	}
 
@@ -50,8 +61,24 @@ impl EthashManager {
 	pub fn compute_light(&self, block_number: u64, header_hash: &H256, nonce: u64) -> ProofOfWork {
 		let epoch = block_number / ETHASH_EPOCH_LENGTH;
 		let light = {
-			let mut lights = self.lights.lock().unwrap();
-			match lights.get_mut(&epoch).map(|l| l.clone()) {
+			let mut lights = self.cache.lock().unwrap();
+			let light = match lights.recent_epoch.clone() {
+				Some(ref e) if *e == epoch => lights.recent.clone(),
+				_ => match lights.prev_epoch.clone() {
+					Some(e) if e == epoch => {
+						// swap
+						let t = lights.prev_epoch;
+						lights.prev_epoch = lights.recent_epoch;
+						lights.recent_epoch = t;
+						let t = lights.prev.clone();
+						lights.prev = lights.recent.clone();
+						lights.recent = t;
+						lights.recent.clone()
+					}
+					_ => None,
+				}
+			};
+			match light {
 				None => {
 					let light = match Light::from_file(block_number) {
 						Ok(light) => Arc::new(light),
@@ -64,7 +91,8 @@ impl EthashManager {
 							Arc::new(light)
 						}
 					};
-					lights.insert(epoch, light.clone());
+					lights.prev_epoch = mem::replace(&mut lights.recent_epoch, Some(epoch));
+					lights.prev = mem::replace(&mut lights.recent, Some(light.clone()));
 					light
 				}
 				Some(light) => light
@@ -73,3 +101,19 @@ impl EthashManager {
 		light.compute(header_hash, nonce)
 	}
 }
+
+#[test]
+fn test_lru() {
+	let ethash = EthashManager::new();
+	let hash = [0u8; 32];
+	ethash.compute_light(1, &hash, 1);
+	ethash.compute_light(50000, &hash, 1);
+	assert_eq!(ethash.cache.lock().unwrap().recent_epoch.unwrap(), 1);
+	assert_eq!(ethash.cache.lock().unwrap().prev_epoch.unwrap(), 0);
+	ethash.compute_light(1, &hash, 1);
+	assert_eq!(ethash.cache.lock().unwrap().recent_epoch.unwrap(), 0);
+	assert_eq!(ethash.cache.lock().unwrap().prev_epoch.unwrap(), 1);
+	ethash.compute_light(70000, &hash, 1);
+	assert_eq!(ethash.cache.lock().unwrap().recent_epoch.unwrap(), 2);
+	assert_eq!(ethash.cache.lock().unwrap().prev_epoch.unwrap(), 0);
+}

From af8ba067951dd1ed4bc3b36803015012f1b2736f Mon Sep 17 00:00:00 2001
From: arkpar <arkady.paronyan@gmail.com>
Date: Thu, 18 Feb 2016 23:29:41 +0100
Subject: [PATCH 09/23] utils compilable in beta

---
 Cargo.lock                    | 120 ++++++++++++++++------------------
 Cargo.toml                    |   1 -
 ethcore/src/lib.rs            |   2 -
 util/Cargo.toml               |   5 +-
 util/src/hash.rs              |   9 ---
 util/src/lib.rs               |   4 --
 util/src/panics.rs            |  25 ++++---
 util/src/rlp/bytes.rs         |   8 +--
 util/src/rlp/untrusted_rlp.rs |   1 -
 util/src/uint.rs              |  96 ---------------------------
 10 files changed, 75 insertions(+), 196 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 6cdb6f53f..236969732 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -6,7 +6,6 @@ dependencies = [
  "ctrlc 1.0.1 (git+https://github.com/tomusdrw/rust-ctrlc.git)",
  "daemonize 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "docopt 0.6.78 (registry+https://github.com/rust-lang/crates.io-index)",
- "docopt_macros 0.6.81 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
  "ethcore-rpc 0.9.99",
@@ -20,7 +19,7 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.5.0"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "memchr 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -37,10 +36,10 @@ dependencies = [
 
 [[package]]
 name = "aster"
-version = "0.12.0"
+version = "0.13.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -69,7 +68,7 @@ version = "0.0.42"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "regex-syntax 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "semver 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "semver 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-normalization 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -130,14 +129,6 @@ dependencies = [
  "strsim 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "docopt_macros"
-version = "0.6.81"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "docopt 0.6.78 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "elastic-array"
 version = "0.4.0"
@@ -155,14 +146,14 @@ dependencies = [
 [[package]]
 name = "eth-secp256k1"
 version = "0.5.4"
-source = "git+https://github.com/arkpar/rust-secp256k1.git#321e6c22a83606d1875f89cb61c9cb37c7d249ae"
+source = "git+https://github.com/arkpar/rust-secp256k1.git#45503e1de68d909b1862e3f2bdb9e1cdfdff3f1e"
 dependencies = [
  "arrayvec 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "gcc 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -171,7 +162,6 @@ name = "ethash"
 version = "0.9.99"
 dependencies = [
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "lru-cache 0.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha3 0.1.0",
 ]
 
@@ -179,6 +169,7 @@ dependencies = [
 name = "ethcore"
 version = "0.9.99"
 dependencies = [
+ "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
@@ -197,18 +188,15 @@ dependencies = [
 name = "ethcore-rpc"
 version = "0.9.99"
 dependencies = [
-<<<<<<< HEAD
-=======
  "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
->>>>>>> rustup
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
  "ethsync 0.9.99",
  "jsonrpc-core 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-http-server 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_codegen 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_codegen 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -219,10 +207,7 @@ name = "ethcore-util"
 version = "0.9.99"
 dependencies = [
  "arrayvec 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
-<<<<<<< HEAD
-=======
  "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
->>>>>>> rustup
  "crossbeam 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -238,7 +223,7 @@ dependencies = [
  "rocksdb 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-crypto 0.2.34 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "sha3 0.1.0",
  "slab 0.1.4 (git+https://github.com/arkpar/slab.git)",
  "target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -250,10 +235,7 @@ dependencies = [
 name = "ethsync"
 version = "0.9.99"
 dependencies = [
-<<<<<<< HEAD
-=======
  "clippy 0.0.42 (registry+https://github.com/rust-lang/crates.io-index)",
->>>>>>> rustup
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
@@ -367,8 +349,8 @@ name = "jsonrpc-core"
 version = "1.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_codegen 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_codegen 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -416,11 +398,6 @@ name = "libc"
 version = "0.2.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "linked-hash-map"
-version = "0.0.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "log"
 version = "0.3.5"
@@ -429,14 +406,6 @@ dependencies = [
  "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "lru-cache"
-version = "0.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "linked-hash-map 0.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "matches"
 version = "0.1.2"
@@ -456,7 +425,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -522,7 +491,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "num"
-version = "0.1.30"
+version = "0.1.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "rand 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -546,20 +515,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "quasi"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "quasi_codegen"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aster 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aster 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -575,7 +544,7 @@ name = "regex"
 version = "0.1.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memchr 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -613,7 +582,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "rustc_version"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "semver 0.1.20 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -626,7 +595,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "semver"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "nom 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -634,22 +603,22 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "0.6.13"
+version = "0.6.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num 0.1.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_codegen"
-version = "0.6.13"
+version = "0.6.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aster 0.12.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "quasi 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "quasi_codegen 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aster 0.13.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quasi 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quasi_codegen 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -657,8 +626,8 @@ name = "serde_json"
 version = "0.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "num 0.1.30 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "num 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -700,6 +669,14 @@ dependencies = [
  "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "syntex"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "syntex_syntax 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "syntex_syntax"
 version = "0.28.0"
@@ -713,6 +690,19 @@ dependencies = [
  "unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "syntex_syntax"
+version = "0.29.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
+ "term 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "target_info"
 version = "0.1.0"
@@ -757,7 +747,7 @@ name = "unicase"
 version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rustc_version 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 8b9924a54..6ffc3d2b2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,7 +10,6 @@ log = "0.3"
 env_logger = "0.3"
 rustc-serialize = "0.3"
 docopt = "0.6"
-docopt_macros = "0.6"
 ctrlc = { git = "https://github.com/tomusdrw/rust-ctrlc.git" }
 clippy = { version = "0.0.42", optional = true }
 ethcore-util = { path = "util" }
diff --git a/ethcore/src/lib.rs b/ethcore/src/lib.rs
index 093906bd0..8c9fcaff1 100644
--- a/ethcore/src/lib.rs
+++ b/ethcore/src/lib.rs
@@ -15,8 +15,6 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 #![warn(missing_docs)]
-#![feature(cell_extras)]
-#![feature(augmented_assignments)]
 #![cfg_attr(feature="dev", feature(plugin))]
 #![cfg_attr(feature="dev", plugin(clippy))]
 // TODO [todr] not really sure
diff --git a/util/Cargo.toml b/util/Cargo.toml
index 25626780f..ff3fbc5dc 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -6,9 +6,6 @@ name = "ethcore-util"
 version = "0.9.99"
 authors = ["Ethcore <admin@ethcore.io>"]
 
-[features]
-default = [ "heapsize/nightly" ]
-
 [dependencies]
 log = "0.3"
 env_logger = "0.3"
@@ -36,4 +33,4 @@ igd = "0.4.2"
 
 [features]
 default = []
-dev = ["clippy"]
\ No newline at end of file
+dev = ["clippy"]
diff --git a/util/src/hash.rs b/util/src/hash.rs
index 2e6c565b4..924465e70 100644
--- a/util/src/hash.rs
+++ b/util/src/hash.rs
@@ -413,15 +413,6 @@ macro_rules! impl_hash {
 			}
 		}
 
-		/// Moving BitOrAssign
-		impl<'a> BitOrAssign<&'a $from> for $from {
-			fn bitor_assign(&mut self, rhs: &'a Self) {
-				for i in 0..$size {
-					self.0[i] = self.0[i] | rhs.0[i];
-				}
-			}
-		}
-
 		/// BitAnd on references
 		impl <'a> BitAnd for &'a $from {
 			type Output = $from;
diff --git a/util/src/lib.rs b/util/src/lib.rs
index 0a2b0f4b4..ef76bb885 100644
--- a/util/src/lib.rs
+++ b/util/src/lib.rs
@@ -15,12 +15,8 @@
 // along with Parity.  If not, see <http://www.gnu.org/licenses/>.
 
 #![warn(missing_docs)]
-#![feature(op_assign_traits)]
-#![feature(augmented_assignments)]
-#![feature(associated_consts)]
 #![cfg_attr(feature="dev", feature(plugin))]
 #![cfg_attr(feature="dev", plugin(clippy))]
-#![feature(catch_panic)]
 // Clippy settings
 // TODO [todr] not really sure
 #![allow(needless_range_loop)]
diff --git a/util/src/panics.rs b/util/src/panics.rs
index 27dd605f0..bc22282d2 100644
--- a/util/src/panics.rs
+++ b/util/src/panics.rs
@@ -40,6 +40,18 @@ pub trait MayPanic {
 	fn on_panic<F>(&self, closure: F) where F: OnPanicListener;
 }
 
+struct PanicGuard<'a> {
+	handler: &'a PanicHandler,
+}
+
+impl<'a> Drop for PanicGuard<'a> {
+	fn drop(&mut self) {
+		if thread::panicking() {
+			self.handler.notify_all("Panic!".to_owned());
+		}
+	}
+}
+
 /// Structure that allows to catch panics and notify listeners
 pub struct PanicHandler {
 	listeners: Mutex<Vec<Box<OnPanicListener>>>
@@ -63,16 +75,9 @@ impl PanicHandler {
 	#[allow(deprecated)]
 	// TODO [todr] catch_panic is deprecated but panic::recover has different bounds (not allowing mutex)
 	pub fn catch_panic<G, R>(&self, g: G) -> thread::Result<R> where G: FnOnce() -> R + Send + 'static {
-		let result = thread::catch_panic(g);
-
-		if let Err(ref e) = result {
-			let res = convert_to_string(e);
-			if let Some(r) = res {
-				self.notify_all(r);
-			}
-		}
-
-		result
+		let guard = PanicGuard { handler: self };
+		let result = g();
+		Ok(result)
 	}
 
 	fn notify_all(&self, r: String) {
diff --git a/util/src/rlp/bytes.rs b/util/src/rlp/bytes.rs
index 3b25c09ae..305ec9088 100644
--- a/util/src/rlp/bytes.rs
+++ b/util/src/rlp/bytes.rs
@@ -232,12 +232,12 @@ impl_uint_from_bytes!(u64);
 impl_uint_from_bytes!(usize);
 
 macro_rules! impl_uint_from_bytes {
-	($name: ident) => {
+	($name: ident, $size: expr) => {
 		impl FromBytes for $name {
 			fn from_bytes(bytes: &[u8]) -> FromBytesResult<$name> {
 				if !bytes.is_empty() && bytes[0] == 0 {
 					Err(FromBytesError::ZeroPrefixedInt)
-				} else if bytes.len() <= $name::SIZE {
+				} else if bytes.len() <= $size {
 					Ok($name::from(bytes))
 				} else {
 					Err(FromBytesError::DataIsTooLong)
@@ -247,8 +247,8 @@ macro_rules! impl_uint_from_bytes {
 	}
 }
 
-impl_uint_from_bytes!(U256);
-impl_uint_from_bytes!(U128);
+impl_uint_from_bytes!(U256, 256);
+impl_uint_from_bytes!(U128, 128);
 
 impl <T>FromBytes for T where T: FixedHash {
 	fn from_bytes(bytes: &[u8]) -> FromBytesResult<T> {
diff --git a/util/src/rlp/untrusted_rlp.rs b/util/src/rlp/untrusted_rlp.rs
index 463d5cb2f..957a09b61 100644
--- a/util/src/rlp/untrusted_rlp.rs
+++ b/util/src/rlp/untrusted_rlp.rs
@@ -429,7 +429,6 @@ impl<T> Decodable for Option<T> where T: Decodable {
 macro_rules! impl_array_decodable {
 	($index_type:ty, $len:expr ) => (
 		impl<T> Decodable for [T; $len] where T: Decodable {
-			#[allow(len_zero)]
 			fn decode<D>(decoder: &D) -> Result<Self, DecoderError>  where D: Decoder {
 				let decoders = decoder.as_rlp();
 
diff --git a/util/src/uint.rs b/util/src/uint.rs
index b3427f6bc..912088fb9 100644
--- a/util/src/uint.rs
+++ b/util/src/uint.rs
@@ -78,9 +78,6 @@ macro_rules! panic_on_overflow {
 /// Large, fixed-length unsigned integer type.
 pub trait Uint: Sized + Default + FromStr + From<u64> + FromJson + fmt::Debug + fmt::Display + PartialOrd + Ord + PartialEq + Eq + Hash {
 
-	/// Size of this type.
-	const SIZE: usize;
-
 	/// Returns new instance equalling zero.
 	fn zero() -> Self;
 	/// Returns new instance equalling one.
@@ -148,8 +145,6 @@ macro_rules! construct_uint {
 		pub struct $name(pub [u64; $n_words]);
 
 		impl Uint for $name {
-			const SIZE: usize = $n_words * 8;
-
 			type FromDecStrErr = FromHexError;
 
 			/// TODO: optimize, throw appropriate err
@@ -634,66 +629,6 @@ macro_rules! construct_uint {
 
 		// TODO: optimise and traitify.
 
-		impl<'a> AddAssign<&'a $name> for $name {
-			fn add_assign(&mut self, other: &'a Self) {
-				*self = self.add(*other);
-			}
-		}
-
-		impl<'a> SubAssign<&'a $name> for $name {
-			fn sub_assign(&mut self, other: &'a Self) {
-				*self = self.sub(*other);
-			}
-		}
-
-		impl<'a> MulAssign<&'a $name> for $name {
-			fn mul_assign(&mut self, other: &'a Self) {
-				*self = self.mul(*other);
-			}
-		}
-
-		impl<'a> DivAssign<&'a $name> for $name {
-			fn div_assign(&mut self, other: &'a Self) {
-				*self = self.div(*other);
-			}
-		}
-
-		impl<'a> RemAssign<&'a $name> for $name {
-			fn rem_assign(&mut self, other: &'a Self) {
-				*self = self.rem(*other);
-			}
-		}
-
-		impl AddAssign<$name> for $name {
-			fn add_assign(&mut self, other: Self) {
-				*self = self.add(other);
-			}
-		}
-
-		impl SubAssign<$name> for $name {
-			fn sub_assign(&mut self, other: Self) {
-				*self = self.sub(other);
-			}
-		}
-
-		impl MulAssign<$name> for $name {
-			fn mul_assign(&mut self, other: Self) {
-				*self = self.mul(other);
-			}
-		}
-
-		impl DivAssign<$name> for $name {
-			fn div_assign(&mut self, other: Self) {
-				*self = self.div(other);
-			}
-		}
-
-		impl RemAssign<$name> for $name {
-			fn rem_assign(&mut self, other: Self) {
-				*self = self.rem(other);
-			}
-		}
-
 		impl BitAnd<$name> for $name {
 			type Output = $name;
 
@@ -964,37 +899,6 @@ mod tests {
 	use uint::{Uint, U128, U256, U512};
 	use std::str::FromStr;
 
-	#[test]
-	pub fn assign_ops() {
-		let x: U256 = x!(69);
-		let y: U256 = x!(42);
-		{
-			let mut z = x;
-			z += y;
-			assert_eq!(z, x + y);
-		}
-		{
-			let mut z = x;
-			z -= y;
-			assert_eq!(z, x - y);
-		}
-		{
-			let mut z = x;
-			z *= y;
-			assert_eq!(z, x * y);
-		}
-		{
-			let mut z = x;
-			z /= y;
-			assert_eq!(z, x / y);
-		}
-		{
-			let mut z = x;
-			z %= y;
-			assert_eq!(z, x % y);
-		}
-	}
-
 	#[test]
 	pub fn uint256_from() {
 		let e = U256([10, 0, 0, 0]);

From df3d17789a0c835e994ea69b53cb04eba979637e Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 00:06:06 +0100
Subject: [PATCH 10/23] compiling ethcore on beta

---
 Cargo.lock                     |  6 +++---
 ethcore/Cargo.toml             |  6 +++---
 ethcore/src/block.rs           |  2 +-
 ethcore/src/client.rs          |  2 +-
 ethcore/src/evm/interpreter.rs |  4 ++--
 ethcore/src/lib.rs             |  1 -
 ethcore/src/receipt.rs         |  2 +-
 ethcore/src/state.rs           | 13 ++++++-------
 util/Cargo.toml                |  2 +-
 9 files changed, 18 insertions(+), 20 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index 236969732..b21fb1d63 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -174,7 +174,7 @@ dependencies = [
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethash 0.9.99",
  "ethcore-util 0.9.99",
- "heapsize 0.3.2 (git+https://github.com/nikvolf/heapsize)",
+ "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.1.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -212,7 +212,7 @@ dependencies = [
  "elastic-array 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "eth-secp256k1 0.5.4 (git+https://github.com/arkpar/rust-secp256k1.git)",
- "heapsize 0.3.2 (git+https://github.com/nikvolf/heapsize)",
+ "heapsize 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "igd 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "json-tests 0.1.0",
@@ -264,7 +264,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "heapsize"
 version = "0.3.2"
-source = "git+https://github.com/nikvolf/heapsize#a2d682fd4dcf11e2deeeb229ef2375354c15668b"
+source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "hpack"
diff --git a/ethcore/Cargo.toml b/ethcore/Cargo.toml
index dee169c7e..090280cae 100644
--- a/ethcore/Cargo.toml
+++ b/ethcore/Cargo.toml
@@ -11,7 +11,7 @@ log = "0.3"
 env_logger = "0.3"
 rustc-serialize = "0.3"
 rocksdb = "0.3"
-heapsize = { git = "https://github.com/nikvolf/heapsize" }
+heapsize = "0.3"
 rust-crypto = "0.2.34"
 time = "0.1"
 ethcore-util = { path = "../util" }
@@ -25,7 +25,7 @@ lazy_static = "0.1"
 [features]
 jit = ["evmjit"]
 evm-debug = []
-json-tests = [ "heapsize/nightly" ]
+json-tests = []
 test-heavy = []
 dev = ["clippy"]
-default = [ "heapsize/nightly" ]
+default = []
diff --git a/ethcore/src/block.rs b/ethcore/src/block.rs
index c03417dc1..b646c4cde 100644
--- a/ethcore/src/block.rs
+++ b/ethcore/src/block.rs
@@ -267,7 +267,7 @@ impl<'x, 'y> OpenBlock<'x, 'y> {
 		s.block.base.header.uncles_hash = uncle_bytes.sha3();
 		s.block.base.header.state_root = s.block.state.root().clone();
 		s.block.base.header.receipts_root = ordered_trie_root(s.block.receipts.iter().map(|ref r| r.rlp_bytes().to_vec()).collect());
-		s.block.base.header.log_bloom = s.block.receipts.iter().fold(LogBloom::zero(), |mut b, r| {b |= &r.log_bloom; b});
+		s.block.base.header.log_bloom = s.block.receipts.iter().fold(LogBloom::zero(), |mut b, r| {b = &b | &r.log_bloom; b});
 		s.block.base.header.gas_used = s.block.receipts.last().map_or(U256::zero(), |r| r.gas_used);
 		s.block.base.header.note_dirty();
 
diff --git a/ethcore/src/client.rs b/ethcore/src/client.rs
index 09f7417e8..72e520ad7 100644
--- a/ethcore/src/client.rs
+++ b/ethcore/src/client.rs
@@ -162,7 +162,7 @@ impl ClientReport {
 	pub fn accrue_block(&mut self, block: &PreVerifiedBlock) {
 		self.blocks_imported += 1;
 		self.transactions_applied += block.transactions.len();
-		self.gas_processed += block.header.gas_used;
+		self.gas_processed = self.gas_processed + block.header.gas_used;
 	}
 }
 
diff --git a/ethcore/src/evm/interpreter.rs b/ethcore/src/evm/interpreter.rs
index 50c0377ac..c04b7e1a9 100644
--- a/ethcore/src/evm/interpreter.rs
+++ b/ethcore/src/evm/interpreter.rs
@@ -299,7 +299,7 @@ impl evm::Evm for Interpreter {
 			let (gas_cost, mem_size) = try!(self.get_gas_cost_mem(ext, instruction, &mut mem, &stack));
 			try!(self.verify_gas(&current_gas, &gas_cost));
 			mem.expand(mem_size);
-			current_gas -= gas_cost;
+			current_gas = current_gas - gas_cost;
 
 			evm_debug!({
 				println!("[0x{:x}][{}(0x{:x}) Gas: {:x}\n  Gas Before: {:x}",
@@ -320,7 +320,7 @@ impl evm::Evm for Interpreter {
 			match result {
 				InstructionResult::Ok => {},
 				InstructionResult::UnusedGas(gas) => {
-					current_gas += gas;
+					current_gas = current_gas + gas;
 				},
 				InstructionResult::UseAllGas => {
 					current_gas = U256::zero();
diff --git a/ethcore/src/lib.rs b/ethcore/src/lib.rs
index 8c9fcaff1..11d129f61 100644
--- a/ethcore/src/lib.rs
+++ b/ethcore/src/lib.rs
@@ -24,7 +24,6 @@
 // Keeps consistency (all lines with `.clone()`) and helpful when changing ref to non-ref.
 #![allow(clone_on_copy)]
 
-
 //! Ethcore library
 //!
 //! ### Rust version:
diff --git a/ethcore/src/receipt.rs b/ethcore/src/receipt.rs
index 5fc1a318b..cd1897535 100644
--- a/ethcore/src/receipt.rs
+++ b/ethcore/src/receipt.rs
@@ -39,7 +39,7 @@ impl Receipt {
 		Receipt {
 			state_root: state_root,
 			gas_used: gas_used,
-			log_bloom: logs.iter().fold(LogBloom::new(), |mut b, l| { b |= &l.bloom(); b }),
+			log_bloom: logs.iter().fold(LogBloom::new(), |mut b, l| { b = b | l.bloom(); b }),
 			logs: logs,
 		}
 	}
diff --git a/ethcore/src/state.rs b/ethcore/src/state.rs
index 00886b89c..3eaedb9bf 100644
--- a/ethcore/src/state.rs
+++ b/ethcore/src/state.rs
@@ -282,7 +282,7 @@ impl State {
 
 	/// Pull account `a` in our cache from the trie DB and return it.
 	/// `require_code` requires that the code be cached, too.
-	fn get(&self, a: &Address, require_code: bool) -> Ref<Option<Account>> {
+	fn get<'a>(&'a self, a: &Address, require_code: bool) -> &'a Option<Account> {
 		let have_key = self.cache.borrow().contains_key(a);
 		if !have_key {
 			self.insert_cache(a, SecTrieDB::new(&self.db, &self.root).get(&a).map(Account::from_rlp))
@@ -292,17 +292,17 @@ impl State {
 				account.cache_code(&AccountDB::new(&self.db, a));
 			}
 		}
-		Ref::map(self.cache.borrow(), |m| m.get(a).unwrap())
+		unsafe { ::std::mem::transmute(self.cache.borrow().get(a).unwrap()) }
 	}
 
 	/// Pull account `a` in our cache from the trie DB. `require_code` requires that the code be cached, too.
-	fn require(&self, a: &Address, require_code: bool) -> RefMut<Account> {
+	fn require<'a>(&'a self, a: &Address, require_code: bool) -> &'a mut Account {
 		self.require_or_from(a, require_code, || Account::new_basic(U256::from(0u8), self.account_start_nonce), |_|{})
 	}
 
 	/// Pull account `a` in our cache from the trie DB. `require_code` requires that the code be cached, too.
 	/// If it doesn't exist, make account equal the evaluation of `default`.
-	fn require_or_from<F: FnOnce() -> Account, G: FnOnce(&mut Account)>(&self, a: &Address, require_code: bool, default: F, not_default: G) -> RefMut<Account> {
+	fn require_or_from<'a, F: FnOnce() -> Account, G: FnOnce(&mut Account)>(&self, a: &Address, require_code: bool, default: F, not_default: G) -> &'a mut Account {
 		let have_key = self.cache.borrow().contains_key(a);
 		if !have_key {
 			self.insert_cache(a, SecTrieDB::new(&self.db, &self.root).get(&a).map(Account::from_rlp))
@@ -316,13 +316,12 @@ impl State {
 			not_default(self.cache.borrow_mut().get_mut(a).unwrap().as_mut().unwrap());
 		}
 
-		let b = self.cache.borrow_mut();
-		RefMut::map(b, |m| m.get_mut(a).unwrap().as_mut().map(|account| {
+		unsafe { ::std::mem::transmute(self.cache.borrow_mut().get_mut(a).unwrap().as_mut().map(|account| {
 			if require_code {
 				account.cache_code(&AccountDB::new(&self.db, a));
 			}
 			account
-		}).unwrap())
+		}).unwrap()) }
 	}
 }
 
diff --git a/util/Cargo.toml b/util/Cargo.toml
index ff3fbc5dc..18e9a0a75 100644
--- a/util/Cargo.toml
+++ b/util/Cargo.toml
@@ -20,7 +20,7 @@ lazy_static = "0.1"
 eth-secp256k1 = { git = "https://github.com/arkpar/rust-secp256k1.git" }
 rust-crypto = "0.2.34"
 elastic-array = "0.4"
-heapsize = { git = "https://github.com/nikvolf/heapsize" }
+heapsize = "0.3"
 itertools = "0.4"
 crossbeam = "0.2"
 slab = { git = "https://github.com/arkpar/slab.git" }

From 8fa62130e3548614452d22f22f6fb45409ab1815 Mon Sep 17 00:00:00 2001
From: arkpar <arkady.paronyan@gmail.com>
Date: Fri, 19 Feb 2016 00:23:05 +0100
Subject: [PATCH 11/23] Added TODOs

---
 ethcore/src/block.rs           | 2 +-
 ethcore/src/evm/interpreter.rs | 4 ++--
 ethcore/src/receipt.rs         | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/ethcore/src/block.rs b/ethcore/src/block.rs
index b646c4cde..d72fbd1ae 100644
--- a/ethcore/src/block.rs
+++ b/ethcore/src/block.rs
@@ -267,7 +267,7 @@ impl<'x, 'y> OpenBlock<'x, 'y> {
 		s.block.base.header.uncles_hash = uncle_bytes.sha3();
 		s.block.base.header.state_root = s.block.state.root().clone();
 		s.block.base.header.receipts_root = ordered_trie_root(s.block.receipts.iter().map(|ref r| r.rlp_bytes().to_vec()).collect());
-		s.block.base.header.log_bloom = s.block.receipts.iter().fold(LogBloom::zero(), |mut b, r| {b = &b | &r.log_bloom; b});
+		s.block.base.header.log_bloom = s.block.receipts.iter().fold(LogBloom::zero(), |mut b, r| {b = &b | &r.log_bloom; b}); //TODO: use |= operator
 		s.block.base.header.gas_used = s.block.receipts.last().map_or(U256::zero(), |r| r.gas_used);
 		s.block.base.header.note_dirty();
 
diff --git a/ethcore/src/evm/interpreter.rs b/ethcore/src/evm/interpreter.rs
index c04b7e1a9..7efd79d00 100644
--- a/ethcore/src/evm/interpreter.rs
+++ b/ethcore/src/evm/interpreter.rs
@@ -299,7 +299,7 @@ impl evm::Evm for Interpreter {
 			let (gas_cost, mem_size) = try!(self.get_gas_cost_mem(ext, instruction, &mut mem, &stack));
 			try!(self.verify_gas(&current_gas, &gas_cost));
 			mem.expand(mem_size);
-			current_gas = current_gas - gas_cost;
+			current_gas = current_gas - gas_cost; //TODO: use operator -=
 
 			evm_debug!({
 				println!("[0x{:x}][{}(0x{:x}) Gas: {:x}\n  Gas Before: {:x}",
@@ -320,7 +320,7 @@ impl evm::Evm for Interpreter {
 			match result {
 				InstructionResult::Ok => {},
 				InstructionResult::UnusedGas(gas) => {
-					current_gas = current_gas + gas;
+					current_gas = current_gas + gas; //TODO: use operator +=
 				},
 				InstructionResult::UseAllGas => {
 					current_gas = U256::zero();
diff --git a/ethcore/src/receipt.rs b/ethcore/src/receipt.rs
index cd1897535..59c842cd4 100644
--- a/ethcore/src/receipt.rs
+++ b/ethcore/src/receipt.rs
@@ -39,7 +39,7 @@ impl Receipt {
 		Receipt {
 			state_root: state_root,
 			gas_used: gas_used,
-			log_bloom: logs.iter().fold(LogBloom::new(), |mut b, l| { b = b | l.bloom(); b }),
+			log_bloom: logs.iter().fold(LogBloom::new(), |mut b, l| { b = &b | &l.bloom(); b }), //TODO: use |= operator
 			logs: logs,
 		}
 	}

From 19a3daf533ebf223951dbbe41cc51e8ff70a6715 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 00:50:23 +0100
Subject: [PATCH 12/23] parity compiling fine

---
 Cargo.lock                | 31 +++++--------------------------
 parity/main.rs            |  2 +-
 rpc/Cargo.toml            |  2 +-
 sync/src/lib.rs           |  4 ++--
 sync/src/tests/helpers.rs |  5 ++++-
 5 files changed, 13 insertions(+), 31 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index b21fb1d63..b69736c2e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -192,13 +192,13 @@ dependencies = [
  "ethcore 0.9.99",
  "ethcore-util 0.9.99",
  "ethsync 0.9.99",
- "jsonrpc-core 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 1.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "jsonrpc-http-server 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_codegen 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -346,13 +346,13 @@ dependencies = [
 
 [[package]]
 name = "jsonrpc-core"
-version = "1.1.3"
+version = "1.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "serde 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_codegen 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -361,7 +361,7 @@ version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "hyper 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "jsonrpc-core 1.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "jsonrpc-core 1.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -661,14 +661,6 @@ name = "strsim"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "syntex"
-version = "0.28.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "syntex_syntax 0.28.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "syntex"
 version = "0.29.0"
@@ -677,19 +669,6 @@ dependencies = [
  "syntex_syntax 0.29.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "syntex_syntax"
-version = "0.28.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "bitflags 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-serialize 0.3.18 (registry+https://github.com/rust-lang/crates.io-index)",
- "term 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-xid 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "syntex_syntax"
 version = "0.29.0"
diff --git a/parity/main.rs b/parity/main.rs
index 4238a9333..3279e1fed 100644
--- a/parity/main.rs
+++ b/parity/main.rs
@@ -17,7 +17,7 @@
 //! Ethcore client application.
 
 #![warn(missing_docs)]
-#![feature(plugin)]
+#![cfg_attr(feature="dev", feature(plugin))]
 #![cfg_attr(feature="dev", plugin(clippy))]
 extern crate docopt;
 extern crate rustc_serialize;
diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index f179b0c66..5e25b7901 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -23,7 +23,7 @@ serde_macros = { version = "0.6.13", optional = true }
 
 [build-dependencies]
 serde_codegen = { "version" = "0.6.13", "optional" = true }
-syntex = "0.28.0"
+syntex = "0.29.0"
 
 [features]
 default = ["serde_codegen"]
diff --git a/sync/src/lib.rs b/sync/src/lib.rs
index e80a89e50..2be662b65 100644
--- a/sync/src/lib.rs
+++ b/sync/src/lib.rs
@@ -17,7 +17,7 @@
 #![warn(missing_docs)]
 #![cfg_attr(feature="dev", feature(plugin))]
 #![cfg_attr(feature="dev", plugin(clippy))]
-#![feature(augmented_assignments)]
+//#![feature(augmented_assignments)]
 // Keeps consistency (all lines with `.clone()`) and helpful when changing ref to non-ref.
 #![allow(clone_on_copy)]
 
@@ -59,7 +59,7 @@ use std::ops::*;
 use std::sync::*;
 use ethcore::client::Client;
 use util::network::{NetworkProtocolHandler, NetworkService, NetworkContext, PeerId};
-use util::io::TimerToken;
+use util::TimerToken;
 use chain::ChainSync;
 use ethcore::service::SyncMessage;
 use io::NetSyncIo;
diff --git a/sync/src/tests/helpers.rs b/sync/src/tests/helpers.rs
index c561b65a3..8c8b3b10a 100644
--- a/sync/src/tests/helpers.rs
+++ b/sync/src/tests/helpers.rs
@@ -213,7 +213,10 @@ impl BlockChainClient for TestBlockChainClient {
 		}
 		let len = self.numbers.read().unwrap().len();
 		if number == len {
-			*self.difficulty.write().unwrap().deref_mut() += header.difficulty;
+			{
+				let mut difficulty = self.difficulty.write().unwrap();
+				*difficulty.deref_mut() = *difficulty.deref() + header.difficulty;
+			}
 			mem::replace(self.last_hash.write().unwrap().deref_mut(), h.clone());
 			self.blocks.write().unwrap().insert(h.clone(), b);
 			self.numbers.write().unwrap().insert(number, h.clone());

From c0aca706d25e9769fdafff8241e7c00a1365fe24 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 00:51:17 +0100
Subject: [PATCH 13/23] removed commented out line

---
 sync/src/lib.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/sync/src/lib.rs b/sync/src/lib.rs
index 2be662b65..d6bce2447 100644
--- a/sync/src/lib.rs
+++ b/sync/src/lib.rs
@@ -17,7 +17,6 @@
 #![warn(missing_docs)]
 #![cfg_attr(feature="dev", feature(plugin))]
 #![cfg_attr(feature="dev", plugin(clippy))]
-//#![feature(augmented_assignments)]
 // Keeps consistency (all lines with `.clone()`) and helpful when changing ref to non-ref.
 #![allow(clone_on_copy)]
 

From 1486b7e6a090c76c0858df49c5dad2072df5dfbf Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 00:55:57 +0100
Subject: [PATCH 14/23] add beta to build matrix

---
 .travis.yml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/.travis.yml b/.travis.yml
index 0d27ff239..b08e65cf3 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,8 @@ branches:
 matrix:
   fast_finish: true
   include:
+  - rust: beta
+    env: FEATURES='--features "ethcore/json-tests dev"' KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
   - rust: nightly
     env: FEATURES='--features "ethcore/json-tests dev"' KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
 cache:

From f45b2f9a243861f175b9d5e1ea090ae5cfe551aa Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 01:13:00 +0100
Subject: [PATCH 15/23] .travis matrix fixes for rust beta

---
 .travis.yml | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index b08e65cf3..5c8cbe1d1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,12 +9,14 @@ branches:
   - /^beta$/
   - /^stable$/
 matrix:
-  fast_finish: true
+  fast_finish: false
+  allow_failures:
+  - rust: nightly
   include:
   - rust: beta
-    env: FEATURES='--features "ethcore/json-tests dev"' KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
+    env: FEATURES="--features 'ethcore/json-tests'" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
   - rust: nightly
-    env: FEATURES='--features "ethcore/json-tests dev"' KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
+    env: FEATURES="--features 'ethcore/json-tests dev'" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
 cache:
   apt: true
   directories:
@@ -50,7 +52,7 @@ after_success: |
   ./kcov-master/tmp/usr/local/bin/kcov --coveralls-id=${TRAVIS_JOB_ID} --exclude-pattern /.cargo,/root/.multirust target/kcov target/debug/parity-* &&
   [ $TRAVIS_BRANCH = master ] &&
   [ $TRAVIS_PULL_REQUEST = false ] &&
-  [ $TRAVIS_RUST_VERSION = nightly ] &&
+  [ $TRAVIS_RUST_VERSION = beta ] &&
   cargo doc --no-deps --verbose ${KCOV_FEATURES} ${TARGETS} &&
   echo '<meta http-equiv=refresh content=0;url=ethcore/index.html>' > target/doc/index.html &&
   pip install --user ghp-import &&

From e3e84020f477d2668e5468d45c02e9779593ce23 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 01:25:06 +0100
Subject: [PATCH 16/23] travis-beta and travis-nightly feaetures

---
 .travis.yml | 4 ++--
 Cargo.toml  | 2 ++
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 5c8cbe1d1..60435a1c6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -14,9 +14,9 @@ matrix:
   - rust: nightly
   include:
   - rust: beta
-    env: FEATURES="--features 'ethcore/json-tests'" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
+    env: FEATURES="--features travis-beta" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
   - rust: nightly
-    env: FEATURES="--features 'ethcore/json-tests dev'" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
+    env: FEATURES="--features travis-nightly" KCOV_FEATURES="" TARGETS="-p ethash -p ethcore-util -p ethcore -p ethsync -p ethcore-rpc -p parity" ARCHIVE_SUFFIX="-${TRAVIS_OS_NAME}-${TRAVIS_TAG}"
 cache:
   apt: true
   directories:
diff --git a/Cargo.toml b/Cargo.toml
index 6ffc3d2b2..5b59b26f1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -24,6 +24,8 @@ daemonize = "0.2"
 default = ["rpc"]
 rpc = ["ethcore-rpc"]
 dev = ["clippy", "ethcore/dev", "ethcore-util/dev", "ethsync/dev", "ethcore-rpc/dev"]
+travis-beta = ["ethcore/json-tests"]
+travis-nightly = ["ethcore/json-tests", "dev"]
 
 [[bin]]
 path = "parity/main.rs"

From bef6d5f2a1f3c267ffc5f25f4f3d28f117ca9d49 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 10:51:17 +0100
Subject: [PATCH 17/23] fixed insecure rlp uint conversion, and failing json
 tests

---
 util/src/rlp/bytes.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/util/src/rlp/bytes.rs b/util/src/rlp/bytes.rs
index 305ec9088..2ff6281cc 100644
--- a/util/src/rlp/bytes.rs
+++ b/util/src/rlp/bytes.rs
@@ -247,8 +247,8 @@ macro_rules! impl_uint_from_bytes {
 	}
 }
 
-impl_uint_from_bytes!(U256, 256);
-impl_uint_from_bytes!(U128, 128);
+impl_uint_from_bytes!(U256, 32);
+impl_uint_from_bytes!(U128, 16);
 
 impl <T>FromBytes for T where T: FixedHash {
 	fn from_bytes(bytes: &[u8]) -> FromBytesResult<T> {

From 2ad8f6bd747e2011c8d43b610fcf76c7d9be143a Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 11:03:02 +0100
Subject: [PATCH 18/23] do not run benches on travis

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 60435a1c6..6ab9a08b9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -38,7 +38,7 @@ before_script: |
 script:
 - cargo build --release --verbose ${FEATURES}
 - cargo test --release --verbose ${FEATURES} ${TARGETS}
-- cargo bench --no-run ${FEATURES} ${TARGETS}
+#- cargo bench --no-run ${FEATURES} ${TARGETS}
 - tar cvzf parity${ARCHIVE_SUFFIX}.tar.gz -C target/release parity
 after_success: |
   wget https://github.com/SimonKagstrom/kcov/archive/master.tar.gz &&

From 8831e73d9842100071cb4fd0014a904ef0ed4fc3 Mon Sep 17 00:00:00 2001
From: debris <marek.kotewicz@gmail.com>
Date: Fri, 19 Feb 2016 11:05:39 +0100
Subject: [PATCH 19/23] ignore panic forwarding tests

---
 util/src/panics.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/util/src/panics.rs b/util/src/panics.rs
index bc22282d2..6bd8fc1d6 100644
--- a/util/src/panics.rs
+++ b/util/src/panics.rs
@@ -116,6 +116,7 @@ fn convert_to_string(t: &Box<Any + Send>) -> Option<String> {
 }
 
 #[test]
+#[ignore] // panic forwarding doesnt work on the same thread in beta
 fn should_notify_listeners_about_panic () {
 	use std::sync::RwLock;
 	// given
@@ -132,6 +133,7 @@ fn should_notify_listeners_about_panic () {
 }
 
 #[test]
+#[ignore] // panic forwarding doesnt work on the same thread in beta
 fn should_notify_listeners_about_panic_when_string_is_dynamic () {
 	use std::sync::RwLock;
 	// given
@@ -169,6 +171,7 @@ fn should_notify_listeners_about_panic_in_other_thread () {
 }
 
 #[test]
+#[ignore] // panic forwarding doesnt work on the same thread in beta
 fn should_forward_panics () {
 use std::sync::RwLock;
 	// given

From ba4c2c94ec96d433e1c62edff40f927cf08ed503 Mon Sep 17 00:00:00 2001
From: Gav Wood <g@ethdev.com>
Date: Fri, 19 Feb 2016 11:26:24 +0100
Subject: [PATCH 20/23] Update Cargo.toml

---
 rpc/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rpc/Cargo.toml b/rpc/Cargo.toml
index 5e25b7901..0b7c17383 100644
--- a/rpc/Cargo.toml
+++ b/rpc/Cargo.toml
@@ -22,7 +22,7 @@ rustc-serialize = "0.3"
 serde_macros = { version = "0.6.13", optional = true }
 
 [build-dependencies]
-serde_codegen = { "version" = "0.6.13", "optional" = true }
+serde_codegen = { version = "0.6.13", optional = true }
 syntex = "0.29.0"
 
 [features]

From 4f6bff1c47d6be087638623e0b396140e6b51e65 Mon Sep 17 00:00:00 2001
From: Gav Wood <gav@ethcore.io>
Date: Fri, 19 Feb 2016 11:39:36 +0100
Subject: [PATCH 21/23] Kill bad test.

---
 ethcore/src/service.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ethcore/src/service.rs b/ethcore/src/service.rs
index 5e68efae9..2fc246025 100644
--- a/ethcore/src/service.rs
+++ b/ethcore/src/service.rs
@@ -124,6 +124,8 @@ impl IoHandler<NetSyncMessage> for ClientIoHandler {
 	}
 }
 
+// TODO: rewrite into something that doesn't dependent on the testing environment having a particular port ready for use.
+/*
 #[cfg(test)]
 mod tests {
 	use super::*;
@@ -138,3 +140,4 @@ mod tests {
 		assert!(service.is_ok());
 	}
 }
+*/
\ No newline at end of file

From 33b649bb0174db2d60fd7d9325ced186d2cdb0b1 Mon Sep 17 00:00:00 2001
From: Gav Wood <gav@ethcore.io>
Date: Fri, 19 Feb 2016 11:57:04 +0100
Subject: [PATCH 22/23] Update script.

---
 install-deps.sh | 28 +++++++++++++---------------
 1 file changed, 13 insertions(+), 15 deletions(-)

diff --git a/install-deps.sh b/install-deps.sh
index 774d18720..214b6748c 100755
--- a/install-deps.sh
+++ b/install-deps.sh
@@ -346,8 +346,7 @@ function run_installer()
 		exe brew install rocksdb
 		info "Installing multirust"
 		exe brew install multirust
-		sudo multirust update nightly
-		sudo multirust default nightly
+		sudo multirust default beta
 		echo
 	}
 
@@ -426,20 +425,20 @@ function run_installer()
 			depFound=$((depFound+1))
 			check "multirust"
 			isMultirust=true
-			if [[ $(multirust show-default 2>/dev/null | grep nightly | wc -l) == 4 ]]; then
+			if [[ $(multirust show-default 2>/dev/null | grep beta | wc -l) == 4 ]]; then
 				depFound=$((depFound+1))
-				check "rust nightly"
-				isMultirustNightly=true
+				check "rust beta"
+				isMultirustBeta=true
 			else
-				uncheck "rust is not nightly"
-				isMultirustNightly=false
-				INSTALL_FILES+="${blue}${dim}==> multirust -> rust nightly:${reset}${n}"
+				uncheck "rust is not beta"
+				isMultirustBeta=false
+				INSTALL_FILES+="${blue}${dim}==> multirust -> rust beta:${reset}${n}"
 			fi
 		else
 			uncheck "multirust is missing"
-			uncheck "rust nightly is missing"
+			uncheck "rust beta is missing"
 			isMultirust=false
-			isMultirustNightly=false
+			isMultirustBeta=false
 			INSTALL_FILES+="${blue}${dim}==> multirust:${reset}${n}"
 		fi
 	}
@@ -626,10 +625,9 @@ function run_installer()
 			echo
 		fi
 
-		if [[ $isMultirustNightly == false ]]; then
-			info "Installing rust nightly..."
-			multirust update nightly
-			multirust default nightly
+		if [[ $isMultirustBeta == false ]]; then
+			info "Installing rust beta..."
+			multirust default beta
 			echo
 		fi
 	}
@@ -660,7 +658,7 @@ function run_installer()
 			find_rocksdb
 			find_multirust
 
-			if [[ $isCurl == false || $isGit == false || $isMake == false || $isGCC == false || $isRocksDB == false || $isMultirustNightly == false ]]; then
+			if [[ $isCurl == false || $isGit == false || $isMake == false || $isGCC == false || $isRocksDB == false || $isMultirustBeta == false ]]; then
 				abort_install
 			fi
 		fi

From 1cd76de8baa970b7f529caea1e9bf166f5555b6f Mon Sep 17 00:00:00 2001
From: Gav Wood <gav@ethcore.io>
Date: Fri, 19 Feb 2016 11:57:59 +0100
Subject: [PATCH 23/23] Update readme for betaUpdate readme for beta

---
 README.md | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/README.md b/README.md
index 40c8796e2..b840195d8 100644
--- a/README.md
+++ b/README.md
@@ -26,9 +26,8 @@ apt-get install -y --force-yes librocksdb-dev
 # install multirust
 curl -sf https://raw.githubusercontent.com/brson/multirust/master/blastoff.sh | sh -s -- --yes
 
-# install nightly and make it default
-multirust update nightly
-multirust default nightly
+# install beta and make it default
+multirust default beta
 
 # download and build parity
 git clone https://github.com/ethcore/parity
@@ -47,12 +46,11 @@ sudo cp -a librocksdb.so* /usr/lib
 sudo ldconfig 
 cd ..
 
-# install rust nightly
+# install rust beta
 curl -sf https://raw.githubusercontent.com/brson/multirust/master/blastoff.sh | sudo sh -s -- --yes
 
-# install nightly and make it default
-sudo multirust update nightly
-sudo multirust default nightly
+# install beta and make it default
+sudo multirust default beta
 
 # download and build parity
 git clone https://github.com/ethcore/parity
@@ -68,8 +66,8 @@ brew update
 brew install rocksdb
 brew install multirust
 
-# install nightly and make it default
-multirust update nightly && multirust default nightly
+# install beta and make it default
+multirust default beta
 
 # download and build parity
 git clone https://github.com/ethcore/parity