Dec 07 18:55:02.913 INFO testing devp2p-0.4.1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 18:55:02.913 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 18:55:03.281 INFO [stdout] b88078b73ad758ae4ca0f49f452da202569a1e3be58057eb6038e553b51de74a
Dec 07 18:55:03.283 INFO running `"docker" "start" "-a" "b88078b73ad758ae4ca0f49f452da202569a1e3be58057eb6038e553b51de74a"`
Dec 07 18:55:04.190 INFO [stderr] usermod: no changes
Dec 07 18:55:04.429 INFO [stderr]    Compiling ethereum-rlp v0.2.3
Dec 07 18:55:04.429 INFO [stderr]    Compiling tokio-timer-plus v0.1.3
Dec 07 18:55:04.452 INFO [stderr]    Compiling crypto-mac v0.4.0
Dec 07 18:55:04.828 INFO [stderr]    Compiling hmac v0.4.2
Dec 07 18:55:05.312 INFO [stderr]    Compiling hmac-drbg v0.1.2
Dec 07 18:55:06.330 INFO [stderr]    Compiling libsecp256k1 v0.1.15
Dec 07 18:55:07.268 INFO [stderr]    Compiling ethereum-bigint v0.2.9
Dec 07 18:55:12.112 INFO [stderr]    Compiling ethereum-trie v0.3.8
Dec 07 18:55:12.112 INFO [stderr]    Compiling ethereum-block-core v0.1.0
Dec 07 18:55:12.112 INFO [stderr]    Compiling ethereum-bloom v0.2.1
Dec 07 18:55:27.287 INFO [stderr]    Compiling ethereum-block v0.3.5
Dec 07 18:55:27.287 INFO [stderr]    Compiling dpt v0.3.1
Dec 07 18:55:27.287 INFO [stderr]    Compiling rlpx v0.4.1
Dec 07 18:55:40.515 INFO [stderr]    Compiling devp2p v0.4.1 (/source)
Dec 07 18:55:47.585 INFO [stderr] warning: unused import: `future`
Dec 07 18:55:47.585 INFO [stderr]  --> src/raw.rs:9:61
Dec 07 18:55:47.585 INFO [stderr]   |
Dec 07 18:55:47.585 INFO [stderr] 9 | use futures::{StartSend, Async, Poll, Stream, Sink, Future, future};
Dec 07 18:55:47.585 INFO [stderr]   |                                                             ^^^^^^
Dec 07 18:55:47.585 INFO [stderr]   |
Dec 07 18:55:47.585 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 18:55:47.586 INFO [stderr] 
Dec 07 18:55:47.586 INFO [stderr] warning: unused import: `Decodable`
Dec 07 18:55:47.586 INFO [stderr]  --> src/eth/proto.rs:1:22
Dec 07 18:55:47.586 INFO [stderr]   |
Dec 07 18:55:47.586 INFO [stderr] 1 | use rlp::{Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Dec 07 18:55:47.586 INFO [stderr]   |                      ^^^^^^^^^
Dec 07 18:55:47.586 INFO [stderr] 
Dec 07 18:55:47.586 INFO [stderr] warning: unused imports: `Address`, `B256`, `Gas`
Dec 07 18:55:47.586 INFO [stderr]  --> src/eth/proto.rs:2:14
Dec 07 18:55:47.586 INFO [stderr]   |
Dec 07 18:55:47.586 INFO [stderr] 2 | use bigint::{Address, Gas, H256, U256, B256};
Dec 07 18:55:47.586 INFO [stderr]   |              ^^^^^^^  ^^^              ^^^^
Dec 07 18:55:47.586 INFO [stderr] 
Dec 07 18:55:47.586 INFO [stderr] warning: unused import: `future`
Dec 07 18:55:47.586 INFO [stderr]  --> src/eth/mod.rs:3:72
Dec 07 18:55:47.586 INFO [stderr]   |
Dec 07 18:55:47.586 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Dec 07 18:55:47.586 INFO [stderr]   |                                                                        ^^^^^^
Dec 07 18:55:47.586 INFO [stderr] 
Dec 07 18:55:47.586 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 07 18:55:47.586 INFO [stderr]   --> src/eth/mod.rs:11:5
Dec 07 18:55:47.586 INFO [stderr]    |
Dec 07 18:55:47.586 INFO [stderr] 11 | use std::time::Duration;
Dec 07 18:55:47.586 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:47.586 INFO [stderr] 
Dec 07 18:55:47.708 INFO [stderr] warning: unreachable expression
Dec 07 18:55:47.708 INFO [stderr]    --> src/raw.rs:125:9
Dec 07 18:55:47.708 INFO [stderr]     |
Dec 07 18:55:47.708 INFO [stderr] 125 |         Ok(Async::Ready(()))
Dec 07 18:55:47.708 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:47.708 INFO [stderr]     |
Dec 07 18:55:47.708 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 07 18:55:47.708 INFO [stderr] 
Dec 07 18:55:47.720 INFO [stderr] warning: unreachable expression
Dec 07 18:55:47.720 INFO [stderr]    --> src/raw.rs:145:9
Dec 07 18:55:47.720 INFO [stderr]     |
Dec 07 18:55:47.720 INFO [stderr] 145 |         Ok(Async::Ready(()))
Dec 07 18:55:47.720 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:47.720 INFO [stderr] 
Dec 07 18:55:47.788 INFO [stderr] warning: unused import: `Future`
Dec 07 18:55:47.788 INFO [stderr]  --> src/eth/mod.rs:3:64
Dec 07 18:55:47.788 INFO [stderr]   |
Dec 07 18:55:47.788 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Dec 07 18:55:47.788 INFO [stderr]   |                                                                ^^^^^^
Dec 07 18:55:47.788 INFO [stderr] 
Dec 07 18:55:47.801 INFO [stderr] warning: unused variable: `v`
Dec 07 18:55:47.801 INFO [stderr]    --> src/eth/mod.rs:174:36
Dec 07 18:55:47.801 INFO [stderr]     |
Dec 07 18:55:47.801 INFO [stderr] 174 |             Ok(AsyncSink::NotReady(v)) => Ok(AsyncSink::NotReady(val)),
Dec 07 18:55:47.801 INFO [stderr]     |                                    ^ help: consider using `_v` instead
Dec 07 18:55:47.801 INFO [stderr]     |
Dec 07 18:55:47.801 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 18:55:47.801 INFO [stderr] 
Dec 07 18:55:47.805 INFO [stderr] warning: variable does not need to be mutable
Dec 07 18:55:47.805 INFO [stderr]   --> src/raw.rs:46:13
Dec 07 18:55:47.805 INFO [stderr]    |
Dec 07 18:55:47.805 INFO [stderr] 46 |         let mut rlpx = RLPxStream::new(handle, secret_key.clone(),
Dec 07 18:55:47.805 INFO [stderr]    |             ----^^^^
Dec 07 18:55:47.805 INFO [stderr]    |             |
Dec 07 18:55:47.805 INFO [stderr]    |             help: remove this `mut`
Dec 07 18:55:47.805 INFO [stderr]    |
Dec 07 18:55:47.805 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 18:55:47.805 INFO [stderr] 
Dec 07 18:55:47.866 INFO [stderr] warning: field is never used: `network_id`
Dec 07 18:55:47.866 INFO [stderr]   --> src/eth/mod.rs:48:5
Dec 07 18:55:47.866 INFO [stderr]    |
Dec 07 18:55:47.866 INFO [stderr] 48 |     network_id: usize,
Dec 07 18:55:47.866 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 07 18:55:47.866 INFO [stderr]    |
Dec 07 18:55:47.866 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 18:55:47.866 INFO [stderr] 
Dec 07 18:55:48.680 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.46s
Dec 07 18:55:48.684 INFO [stderr] su: No module specific data is present
Dec 07 18:55:49.682 INFO running `"docker" "inspect" "b88078b73ad758ae4ca0f49f452da202569a1e3be58057eb6038e553b51de74a"`
Dec 07 18:55:49.998 INFO running `"docker" "rm" "-f" "b88078b73ad758ae4ca0f49f452da202569a1e3be58057eb6038e553b51de74a"`
Dec 07 18:55:50.110 INFO [stdout] b88078b73ad758ae4ca0f49f452da202569a1e3be58057eb6038e553b51de74a
Dec 07 18:55:50.116 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 18:55:50.373 INFO [stdout] 3ba03ba0da66a36780e72a7874275372150437cf718622910d6ccda865a2d03c
Dec 07 18:55:50.378 INFO running `"docker" "start" "-a" "3ba03ba0da66a36780e72a7874275372150437cf718622910d6ccda865a2d03c"`
Dec 07 18:55:50.920 INFO [stderr] usermod: no changes
Dec 07 18:55:51.152 INFO [stderr]    Compiling devp2p v0.4.1 (/source)
Dec 07 18:55:58.456 INFO [stderr] warning: unused import: `future`
Dec 07 18:55:58.456 INFO [stderr]  --> src/raw.rs:9:61
Dec 07 18:55:58.456 INFO [stderr]   |
Dec 07 18:55:58.456 INFO [stderr] 9 | use futures::{StartSend, Async, Poll, Stream, Sink, Future, future};
Dec 07 18:55:58.456 INFO [stderr]   |                                                             ^^^^^^
Dec 07 18:55:58.456 INFO [stderr]   |
Dec 07 18:55:58.456 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 18:55:58.456 INFO [stderr] 
Dec 07 18:55:58.456 INFO [stderr] warning: unused import: `Decodable`
Dec 07 18:55:58.456 INFO [stderr]  --> src/eth/proto.rs:1:22
Dec 07 18:55:58.456 INFO [stderr]   |
Dec 07 18:55:58.456 INFO [stderr] 1 | use rlp::{Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Dec 07 18:55:58.456 INFO [stderr]   |                      ^^^^^^^^^
Dec 07 18:55:58.456 INFO [stderr] 
Dec 07 18:55:58.456 INFO [stderr] warning: unused imports: `Address`, `B256`, `Gas`
Dec 07 18:55:58.456 INFO [stderr]  --> src/eth/proto.rs:2:14
Dec 07 18:55:58.456 INFO [stderr]   |
Dec 07 18:55:58.456 INFO [stderr] 2 | use bigint::{Address, Gas, H256, U256, B256};
Dec 07 18:55:58.457 INFO [stderr]   |              ^^^^^^^  ^^^              ^^^^
Dec 07 18:55:58.457 INFO [stderr] 
Dec 07 18:55:58.457 INFO [stderr] warning: unused imports: `DecoderError`, `Encodable`, `RlpStream`
Dec 07 18:55:58.457 INFO [stderr]    --> src/eth/proto.rs:196:21
Dec 07 18:55:58.457 INFO [stderr]     |
Dec 07 18:55:58.457 INFO [stderr] 196 |     use rlp::{self, Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Dec 07 18:55:58.457 INFO [stderr]     |                     ^^^^^^^^^             ^^^^^^^^^  ^^^^^^^^^^^^
Dec 07 18:55:58.457 INFO [stderr] 
Dec 07 18:55:58.457 INFO [stderr] warning: unused import: `future`
Dec 07 18:55:58.457 INFO [stderr]  --> src/eth/mod.rs:3:72
Dec 07 18:55:58.457 INFO [stderr]   |
Dec 07 18:55:58.457 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Dec 07 18:55:58.457 INFO [stderr]   |                                                                        ^^^^^^
Dec 07 18:55:58.457 INFO [stderr] 
Dec 07 18:55:58.457 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 07 18:55:58.457 INFO [stderr]   --> src/eth/mod.rs:11:5
Dec 07 18:55:58.457 INFO [stderr]    |
Dec 07 18:55:58.457 INFO [stderr] 11 | use std::time::Duration;
Dec 07 18:55:58.457 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:58.457 INFO [stderr] 
Dec 07 18:55:58.580 INFO [stderr] warning: unreachable expression
Dec 07 18:55:58.580 INFO [stderr]    --> src/raw.rs:125:9
Dec 07 18:55:58.580 INFO [stderr]     |
Dec 07 18:55:58.580 INFO [stderr] 125 |         Ok(Async::Ready(()))
Dec 07 18:55:58.580 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:58.580 INFO [stderr]     |
Dec 07 18:55:58.580 INFO [stderr]     = note: #[warn(unreachable_code)] on by default
Dec 07 18:55:58.580 INFO [stderr] 
Dec 07 18:55:58.588 INFO [stderr] warning: unreachable expression
Dec 07 18:55:58.588 INFO [stderr]    --> src/raw.rs:145:9
Dec 07 18:55:58.588 INFO [stderr]     |
Dec 07 18:55:58.588 INFO [stderr] 145 |         Ok(Async::Ready(()))
Dec 07 18:55:58.588 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:58.588 INFO [stderr] 
Dec 07 18:55:58.683 INFO [stderr] warning: unused import: `Decodable`
Dec 07 18:55:58.683 INFO [stderr]    --> src/eth/proto.rs:196:32
Dec 07 18:55:58.683 INFO [stderr]     |
Dec 07 18:55:58.683 INFO [stderr] 196 |     use rlp::{self, Encodable, Decodable, RlpStream, DecoderError, UntrustedRlp};
Dec 07 18:55:58.683 INFO [stderr]     |                                ^^^^^^^^^
Dec 07 18:55:58.683 INFO [stderr] 
Dec 07 18:55:58.683 INFO [stderr] warning: unused import: `Future`
Dec 07 18:55:58.683 INFO [stderr]  --> src/eth/mod.rs:3:64
Dec 07 18:55:58.683 INFO [stderr]   |
Dec 07 18:55:58.683 INFO [stderr] 3 | use futures::{StartSend, Async, Poll, Stream, Sink, AsyncSink, Future, future};
Dec 07 18:55:58.683 INFO [stderr]   |                                                                ^^^^^^
Dec 07 18:55:58.683 INFO [stderr] 
Dec 07 18:55:58.711 INFO [stderr] warning: unused variable: `v`
Dec 07 18:55:58.711 INFO [stderr]    --> src/eth/mod.rs:174:36
Dec 07 18:55:58.711 INFO [stderr]     |
Dec 07 18:55:58.711 INFO [stderr] 174 |             Ok(AsyncSink::NotReady(v)) => Ok(AsyncSink::NotReady(val)),
Dec 07 18:55:58.711 INFO [stderr]     |                                    ^ help: consider using `_v` instead
Dec 07 18:55:58.711 INFO [stderr]     |
Dec 07 18:55:58.711 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 18:55:58.711 INFO [stderr] 
Dec 07 18:55:58.716 INFO [stderr] warning: variable does not need to be mutable
Dec 07 18:55:58.720 INFO [stderr]   --> src/raw.rs:46:13
Dec 07 18:55:58.720 INFO [stderr]    |
Dec 07 18:55:58.720 INFO [stderr] 46 |         let mut rlpx = RLPxStream::new(handle, secret_key.clone(),
Dec 07 18:55:58.720 INFO [stderr]    |             ----^^^^
Dec 07 18:55:58.720 INFO [stderr]    |             |
Dec 07 18:55:58.720 INFO [stderr]    |             help: remove this `mut`
Dec 07 18:55:58.720 INFO [stderr]    |
Dec 07 18:55:58.720 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 18:55:58.720 INFO [stderr] 
Dec 07 18:55:58.788 INFO [stderr] warning: field is never used: `network_id`
Dec 07 18:55:58.788 INFO [stderr]   --> src/eth/mod.rs:48:5
Dec 07 18:55:58.788 INFO [stderr]    |
Dec 07 18:55:58.788 INFO [stderr] 48 |     network_id: usize,
Dec 07 18:55:58.788 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 07 18:55:58.788 INFO [stderr]    |
Dec 07 18:55:58.788 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 18:55:58.788 INFO [stderr] 
Dec 07 18:55:59.351 INFO [stderr] warning: unused `#[macro_use]` import
Dec 07 18:55:59.351 INFO [stderr]  --> examples/eth_connect.rs:9:1
Dec 07 18:55:59.351 INFO [stderr]   |
Dec 07 18:55:59.351 INFO [stderr] 9 | #[macro_use]
Dec 07 18:55:59.351 INFO [stderr]   | ^^^^^^^^^^^^
Dec 07 18:55:59.351 INFO [stderr]   |
Dec 07 18:55:59.351 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 18:55:59.351 INFO [stderr] 
Dec 07 18:55:59.351 INFO [stderr] warning: unused `#[macro_use]` import
Dec 07 18:55:59.351 INFO [stderr]   --> examples/eth_connect.rs:11:1
Dec 07 18:55:59.351 INFO [stderr]    |
Dec 07 18:55:59.351 INFO [stderr] 11 | #[macro_use]
Dec 07 18:55:59.351 INFO [stderr]    | ^^^^^^^^^^^^
Dec 07 18:55:59.351 INFO [stderr] 
Dec 07 18:55:59.351 INFO [stderr] warning: unused import: `PublicKey`
Dec 07 18:55:59.351 INFO [stderr]   --> examples/eth_connect.rs:20:17
Dec 07 18:55:59.351 INFO [stderr]    |
Dec 07 18:55:59.351 INFO [stderr] 20 | use secp256k1::{PublicKey, SecretKey};
Dec 07 18:55:59.351 INFO [stderr]    |                 ^^^^^^^^^
Dec 07 18:55:59.351 INFO [stderr] 
Dec 07 18:55:59.351 INFO [stderr] warning: unused import: `H512`
Dec 07 18:55:59.351 INFO [stderr]   --> examples/eth_connect.rs:29:26
Dec 07 18:55:59.351 INFO [stderr]    |
Dec 07 18:55:59.351 INFO [stderr] 29 | use bigint::{H256, U256, H512};
Dec 07 18:55:59.351 INFO [stderr]    |                          ^^^^
Dec 07 18:55:59.351 INFO [stderr] 
Dec 07 18:55:59.351 INFO [stderr] warning: unused import: `Header`
Dec 07 18:55:59.351 INFO [stderr]   --> examples/eth_connect.rs:32:13
Dec 07 18:55:59.351 INFO [stderr]    |
Dec 07 18:55:59.351 INFO [stderr] 32 | use block::{Header, Block};
Dec 07 18:55:59.351 INFO [stderr]    |             ^^^^^^
Dec 07 18:55:59.351 INFO [stderr] 
Dec 07 18:55:59.462 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Dec 07 18:55:59.462 INFO [stderr]    --> examples/eth_connect.rs:113:59
Dec 07 18:55:59.462 INFO [stderr]     |
Dec 07 18:55:59.462 INFO [stderr] 113 |     let mut timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 07 18:55:59.462 INFO [stderr]     |                                                           ^^^^^
Dec 07 18:55:59.462 INFO [stderr]     |
Dec 07 18:55:59.462 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 07 18:55:59.462 INFO [stderr] 
Dec 07 18:55:59.468 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Dec 07 18:55:59.468 INFO [stderr]    --> examples/eth_connect.rs:128:29
Dec 07 18:55:59.468 INFO [stderr]     |
Dec 07 18:55:59.468 INFO [stderr] 128 |                 timeout = t.boxed();
Dec 07 18:55:59.468 INFO [stderr]     |                             ^^^^^
Dec 07 18:55:59.468 INFO [stderr] 
Dec 07 18:55:59.468 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Dec 07 18:55:59.468 INFO [stderr]    --> examples/eth_connect.rs:145:63
Dec 07 18:55:59.468 INFO [stderr]     |
Dec 07 18:55:59.468 INFO [stderr] 145 |                 timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 07 18:55:59.468 INFO [stderr]     |                                                               ^^^^^
Dec 07 18:55:59.468 INFO [stderr] 
Dec 07 18:55:59.485 INFO [stderr] warning: use of deprecated item 'futures::Future::boxed': removed without replacement, recommended to use a local extension trait or function if needed, more details in https://github.com/rust-lang-nursery/futures-rs/issues/228
Dec 07 18:55:59.485 INFO [stderr]    --> examples/eth_connect.rs:226:71
Dec 07 18:55:59.485 INFO [stderr]     |
Dec 07 18:55:59.485 INFO [stderr] 226 |                         timeout = Timeout::new(dur, &handle).unwrap().boxed();
Dec 07 18:55:59.485 INFO [stderr]     |                                                                       ^^^^^
Dec 07 18:55:59.485 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: variable `best_number` is assigned to, but never used
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:103:13
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 103 |     let mut best_number: U256 = U256::zero();
Dec 07 18:55:59.508 INFO [stderr]     |             ^^^^^^^^^^^
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 07 18:55:59.508 INFO [stderr]     = note: consider using `_best_number` instead
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `when`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:109:13
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 109 |     let mut when = Instant::now() + dur;
Dec 07 18:55:59.508 INFO [stderr]     |             ^^^^ help: consider using `_when` instead
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `version`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:158:29
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 158 |                 node, data, version
Dec 07 18:55:59.508 INFO [stderr]     |                             ^^^^^^^ help: try ignoring the field: `version: _`
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `max_headers`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:168:33
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 168 |                         number, max_headers, skip, reverse
Dec 07 18:55:59.508 INFO [stderr]     |                                 ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `skip`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:168:46
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 168 |                         number, max_headers, skip, reverse
Dec 07 18:55:59.508 INFO [stderr]     |                                              ^^^^ help: try ignoring the field: `skip: _`
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `reverse`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:168:52
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 168 |                         number, max_headers, skip, reverse
Dec 07 18:55:59.508 INFO [stderr]     |                                                    ^^^^^^^ help: try ignoring the field: `reverse: _`
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `max_headers`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:188:31
Dec 07 18:55:59.508 INFO [stderr]     |
Dec 07 18:55:59.508 INFO [stderr] 188 |                         hash, max_headers, skip, reverse
Dec 07 18:55:59.508 INFO [stderr]     |                               ^^^^^^^^^^^ help: try ignoring the field: `max_headers: _`
Dec 07 18:55:59.508 INFO [stderr] 
Dec 07 18:55:59.508 INFO [stderr] warning: unused variable: `skip`
Dec 07 18:55:59.508 INFO [stderr]    --> examples/eth_connect.rs:188:44
Dec 07 18:55:59.509 INFO [stderr]     |
Dec 07 18:55:59.509 INFO [stderr] 188 |                         hash, max_headers, skip, reverse
Dec 07 18:55:59.509 INFO [stderr]     |                                            ^^^^ help: try ignoring the field: `skip: _`
Dec 07 18:55:59.509 INFO [stderr] 
Dec 07 18:55:59.509 INFO [stderr] warning: unused variable: `reverse`
Dec 07 18:55:59.509 INFO [stderr]    --> examples/eth_connect.rs:188:50
Dec 07 18:55:59.509 INFO [stderr]     |
Dec 07 18:55:59.509 INFO [stderr] 188 |                         hash, max_headers, skip, reverse
Dec 07 18:55:59.509 INFO [stderr]     |                                                  ^^^^^^^ help: try ignoring the field: `reverse: _`
Dec 07 18:55:59.509 INFO [stderr] 
Dec 07 18:55:59.509 INFO [stderr] warning: value assigned to `best_number` is never read
Dec 07 18:55:59.509 INFO [stderr]    --> examples/eth_connect.rs:211:37
Dec 07 18:55:59.509 INFO [stderr]     |
Dec 07 18:55:59.509 INFO [stderr] 211 |                                     best_number = header.number;
Dec 07 18:55:59.509 INFO [stderr]     |                                     ^^^^^^^^^^^
Dec 07 18:55:59.509 INFO [stderr]     |
Dec 07 18:55:59.509 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 07 18:55:59.509 INFO [stderr] 
Dec 07 18:55:59.532 INFO [stderr] warning: variable does not need to be mutable
Dec 07 18:55:59.532 INFO [stderr]   --> examples/eth_connect.rs:86:9
Dec 07 18:55:59.532 INFO [stderr]    |
Dec 07 18:55:59.532 INFO [stderr] 86 |     let mut client = ETHStream::new(
Dec 07 18:55:59.532 INFO [stderr]    |         ----^^^^^^
Dec 07 18:55:59.532 INFO [stderr]    |         |
Dec 07 18:55:59.532 INFO [stderr]    |         help: remove this `mut`
Dec 07 18:55:59.532 INFO [stderr]    |
Dec 07 18:55:59.532 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 07 18:55:59.532 INFO [stderr] 
Dec 07 18:55:59.532 INFO [stderr] warning: variable does not need to be mutable
Dec 07 18:55:59.532 INFO [stderr]    --> examples/eth_connect.rs:105:9
Dec 07 18:55:59.532 INFO [stderr]     |
Dec 07 18:55:59.532 INFO [stderr] 105 |     let mut got_bodies_for_current = true;
Dec 07 18:55:59.532 INFO [stderr]     |         ----^^^^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:59.533 INFO [stderr]     |         |
Dec 07 18:55:59.533 INFO [stderr]     |         help: remove this `mut`
Dec 07 18:55:59.533 INFO [stderr] 
Dec 07 18:55:59.533 INFO [stderr] warning: variable does not need to be mutable
Dec 07 18:55:59.533 INFO [stderr]    --> examples/eth_connect.rs:109:9
Dec 07 18:55:59.533 INFO [stderr]     |
Dec 07 18:55:59.533 INFO [stderr] 109 |     let mut when = Instant::now() + dur;
Dec 07 18:55:59.533 INFO [stderr]     |         ----^^^^
Dec 07 18:55:59.533 INFO [stderr]     |         |
Dec 07 18:55:59.533 INFO [stderr]     |         help: remove this `mut`
Dec 07 18:55:59.533 INFO [stderr] 
Dec 07 18:55:59.533 INFO [stderr] warning: variable does not need to be mutable
Dec 07 18:55:59.533 INFO [stderr]    --> examples/eth_connect.rs:111:29
Dec 07 18:55:59.533 INFO [stderr]     |
Dec 07 18:55:59.533 INFO [stderr] 111 |     let (mut client_sender, mut client_receiver) = client.split();
Dec 07 18:55:59.533 INFO [stderr]     |                             ----^^^^^^^^^^^^^^^
Dec 07 18:55:59.533 INFO [stderr]     |                             |
Dec 07 18:55:59.533 INFO [stderr]     |                             help: remove this `mut`
Dec 07 18:55:59.533 INFO [stderr] 
Dec 07 18:55:59.533 INFO [stderr] warning: constant item is never used: `NETWORK_ID`
Dec 07 18:55:59.533 INFO [stderr]   --> examples/eth_connect.rs:37:1
Dec 07 18:55:59.533 INFO [stderr]    |
Dec 07 18:55:59.533 INFO [stderr] 37 | const NETWORK_ID: usize = 1;
Dec 07 18:55:59.533 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:59.533 INFO [stderr]    |
Dec 07 18:55:59.533 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 07 18:55:59.533 INFO [stderr] 
Dec 07 18:55:59.536 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 07 18:55:59.536 INFO [stderr]   --> examples/eth_connect.rs:78:5
Dec 07 18:55:59.536 INFO [stderr]    |
Dec 07 18:55:59.536 INFO [stderr] 78 |     env_logger::init();
Dec 07 18:55:59.536 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 07 18:55:59.536 INFO [stderr]    |
Dec 07 18:55:59.536 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 07 18:55:59.536 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 07 18:55:59.536 INFO [stderr] 
Dec 07 18:56:02.927 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.99s
Dec 07 18:56:02.936 INFO [stderr] su: No module specific data is present
Dec 07 18:56:03.205 INFO running `"docker" "inspect" "3ba03ba0da66a36780e72a7874275372150437cf718622910d6ccda865a2d03c"`
Dec 07 18:56:03.295 INFO running `"docker" "rm" "-f" "3ba03ba0da66a36780e72a7874275372150437cf718622910d6ccda865a2d03c"`
Dec 07 18:56:03.407 INFO [stdout] 3ba03ba0da66a36780e72a7874275372150437cf718622910d6ccda865a2d03c
Dec 07 18:56:03.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-6/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 18:56:03.560 INFO [stdout] 3174007780f658076c7a2d7d3abe6af33577dc9c282a07e1777bb20798012e67
Dec 07 18:56:03.562 INFO running `"docker" "start" "-a" "3174007780f658076c7a2d7d3abe6af33577dc9c282a07e1777bb20798012e67"`
Dec 07 18:56:04.176 INFO [stderr] usermod: no changes
Dec 07 18:56:04.388 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
Dec 07 18:56:04.400 INFO [stderr]      Running /target/debug/deps/devp2p-cd7b63e3537a0741
Dec 07 18:56:04.404 INFO [stderr]    Doc-tests devp2p
Dec 07 18:56:04.404 INFO [stdout] 
Dec 07 18:56:04.404 INFO [stdout] running 4 tests
Dec 07 18:56:04.404 INFO [stdout] test eth::proto::tests::test_new_block_hashes_message ... ok
Dec 07 18:56:04.404 INFO [stdout] test eth::proto::tests::test_get_block_headers_message ... ok
Dec 07 18:56:04.404 INFO [stdout] test eth::proto::tests::test_get_block_headers_hash_message ... ok
Dec 07 18:56:04.404 INFO [stdout] test eth::proto::tests::test_block_headers_message ... ok
Dec 07 18:56:04.404 INFO [stdout] 
Dec 07 18:56:04.404 INFO [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 18:56:04.404 INFO [stdout] 
Dec 07 18:56:16.330 INFO [stdout] 
Dec 07 18:56:16.330 INFO [stdout] running 0 tests
Dec 07 18:56:16.330 INFO [stdout] 
Dec 07 18:56:16.330 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 18:56:16.330 INFO [stdout] 
Dec 07 18:56:16.330 INFO [stderr] su: No module specific data is present
Dec 07 18:56:16.630 INFO running `"docker" "inspect" "3174007780f658076c7a2d7d3abe6af33577dc9c282a07e1777bb20798012e67"`
Dec 07 18:56:16.764 INFO running `"docker" "rm" "-f" "3174007780f658076c7a2d7d3abe6af33577dc9c282a07e1777bb20798012e67"`
Dec 07 18:56:16.904 INFO [stdout] 3174007780f658076c7a2d7d3abe6af33577dc9c282a07e1777bb20798012e67