pretty print trace error

parity/die.rs

@@ -16,6 +16,7 @@
 
 use std;
 use ethcore;
+use ethcore::client::Error as ClientError;
 use util::UtilError;
 use std::process::exit;
 
@@ -29,6 +30,7 @@ pub fn die_with_error(module: &'static str, e: ethcore::error::Error) -> ! {
 
 	match e {
 		Error::Util(UtilError::StdIo(e)) => die_with_io_error(module, e),
+		Error::Client(ClientError::Trace(e)) => die_with_message(&format!("{}", e)),
 		_ => die!("{}: {:?}", module, e),
 	}
 }