Nov 28 06:59:37.644 INFO checking darkwater/um against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 06:59:37.646 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-5/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-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"`
Nov 28 06:59:38.111 INFO [stdout] 31929c95d99b9958e66e13128a24f3da2c13985c9d10e5f80de2f6b1f166d0fd
Nov 28 06:59:38.114 INFO running `"docker" "start" "-a" "31929c95d99b9958e66e13128a24f3da2c13985c9d10e5f80de2f6b1f166d0fd"`
Nov 28 06:59:40.204 INFO [stderr] usermod: no changes
Nov 28 06:59:40.380 INFO [stderr]     Checking tokio-executor v0.1.1
Nov 28 06:59:40.990 INFO [stderr]     Checking tokio-reactor v0.1.1
Nov 28 06:59:40.992 INFO [stderr]     Checking tokio-threadpool v0.1.1
Nov 28 06:59:42.954 INFO [stderr]     Checking tokio-udp v0.1.0
Nov 28 06:59:42.961 INFO [stderr]     Checking tokio-tcp v0.1.0
Nov 28 06:59:44.852 INFO [stderr]     Checking tokio v0.1.4
Nov 28 06:59:46.409 INFO [stderr]     Checking um v0.1.0 (/source)
Nov 28 06:59:48.134 INFO [stderr] warning: unused import: `TcpListener`
Nov 28 06:59:48.134 INFO [stderr]  --> src/client.rs:7:18
Nov 28 06:59:48.134 INFO [stderr]   |
Nov 28 06:59:48.135 INFO [stderr] 7 | use tokio::net::{TcpListener, TcpStream};
Nov 28 06:59:48.135 INFO [stderr]   |                  ^^^^^^^^^^^
Nov 28 06:59:48.135 INFO [stderr]   |
Nov 28 06:59:48.135 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:59:48.136 INFO [stderr] 
Nov 28 06:59:48.136 INFO [stderr] warning: unused import: `BufMut`
Nov 28 06:59:48.136 INFO [stderr]  --> src/commandcodec.rs:1:13
Nov 28 06:59:48.137 INFO [stderr]   |
Nov 28 06:59:48.137 INFO [stderr] 1 | use bytes::{BufMut, BytesMut};
Nov 28 06:59:48.137 INFO [stderr]   |             ^^^^^^
Nov 28 06:59:48.149 INFO [stderr] 
Nov 28 06:59:48.149 INFO [stderr] warning: unused import: `std::fmt::Write`
Nov 28 06:59:48.149 INFO [stderr]  --> src/commandcodec.rs:5:5
Nov 28 06:59:48.150 INFO [stderr]   |
Nov 28 06:59:48.150 INFO [stderr] 5 | use std::fmt::Write;
Nov 28 06:59:48.150 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 28 06:59:48.150 INFO [stderr] 
Nov 28 06:59:48.172 INFO [stderr] warning: unused import: `super::*`
Nov 28 06:59:48.173 INFO [stderr]   --> src/node.rs:46:9
Nov 28 06:59:48.173 INFO [stderr]    |
Nov 28 06:59:48.174 INFO [stderr] 46 |     use super::*;
Nov 28 06:59:48.174 INFO [stderr]    |         ^^^^^^^^
Nov 28 06:59:48.174 INFO [stderr] 
Nov 28 06:59:48.175 INFO [stderr] warning: unused import: `tokio::io`
Nov 28 06:59:48.175 INFO [stderr]  --> src/server.rs:4:5
Nov 28 06:59:48.175 INFO [stderr]   |
Nov 28 06:59:48.175 INFO [stderr] 4 | use tokio::io;
Nov 28 06:59:48.176 INFO [stderr]   |     ^^^^^^^^^
Nov 28 06:59:48.176 INFO [stderr] 
Nov 28 06:59:48.176 INFO [stderr] warning: unused import: `super::*`
Nov 28 06:59:48.177 INFO [stderr]   --> src/server.rs:54:9
Nov 28 06:59:48.177 INFO [stderr]    |
Nov 28 06:59:48.177 INFO [stderr] 54 |     use super::*;
Nov 28 06:59:48.177 INFO [stderr]    |         ^^^^^^^^
Nov 28 06:59:48.178 INFO [stderr] 
Nov 28 06:59:48.178 INFO [stderr] warning: unused import: `::std::io::prelude::*`
Nov 28 06:59:48.178 INFO [stderr]   --> src/server.rs:55:9
Nov 28 06:59:48.178 INFO [stderr]    |
Nov 28 06:59:48.178 INFO [stderr] 55 |     use ::std::io::prelude::*;
Nov 28 06:59:48.179 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:48.179 INFO [stderr] 
Nov 28 06:59:48.179 INFO [stderr] warning: unused import: `::std::net::TcpStream`
Nov 28 06:59:48.179 INFO [stderr]   --> src/server.rs:56:9
Nov 28 06:59:48.180 INFO [stderr]    |
Nov 28 06:59:48.180 INFO [stderr] 56 |     use ::std::net::TcpStream;
Nov 28 06:59:48.180 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:48.181 INFO [stderr] 
Nov 28 06:59:48.181 INFO [stderr] warning: unused import: `super::*`
Nov 28 06:59:48.181 INFO [stderr]   --> src/value.rs:83:9
Nov 28 06:59:48.181 INFO [stderr]    |
Nov 28 06:59:48.182 INFO [stderr] 83 |     use super::*;
Nov 28 06:59:48.182 INFO [stderr]    |         ^^^^^^^^
Nov 28 06:59:48.182 INFO [stderr] 
Nov 28 06:59:48.332 INFO [stderr] warning: unused import: `TcpListener`
Nov 28 06:59:48.332 INFO [stderr]  --> src/client.rs:7:18
Nov 28 06:59:48.332 INFO [stderr]   |
Nov 28 06:59:48.332 INFO [stderr] 7 | use tokio::net::{TcpListener, TcpStream};
Nov 28 06:59:48.332 INFO [stderr]   |                  ^^^^^^^^^^^
Nov 28 06:59:48.332 INFO [stderr]   |
Nov 28 06:59:48.332 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 06:59:48.332 INFO [stderr] 
Nov 28 06:59:48.332 INFO [stderr] warning: unused import: `BufMut`
Nov 28 06:59:48.332 INFO [stderr]  --> src/commandcodec.rs:1:13
Nov 28 06:59:48.332 INFO [stderr]   |
Nov 28 06:59:48.332 INFO [stderr] 1 | use bytes::{BufMut, BytesMut};
Nov 28 06:59:48.332 INFO [stderr]   |             ^^^^^^
Nov 28 06:59:48.332 INFO [stderr] 
Nov 28 06:59:48.332 INFO [stderr] warning: unused import: `std::fmt::Write`
Nov 28 06:59:48.332 INFO [stderr]  --> src/commandcodec.rs:5:5
Nov 28 06:59:48.332 INFO [stderr]   |
Nov 28 06:59:48.332 INFO [stderr] 5 | use std::fmt::Write;
Nov 28 06:59:48.332 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Nov 28 06:59:48.332 INFO [stderr] 
Nov 28 06:59:48.332 INFO [stderr] warning: unused import: `tokio::io`
Nov 28 06:59:48.332 INFO [stderr]  --> src/server.rs:4:5
Nov 28 06:59:48.332 INFO [stderr]   |
Nov 28 06:59:48.332 INFO [stderr] 4 | use tokio::io;
Nov 28 06:59:48.332 INFO [stderr]   |     ^^^^^^^^^
Nov 28 06:59:48.332 INFO [stderr] 
Nov 28 06:59:48.649 INFO [stderr] warning: method is never used: `is_err`
Nov 28 06:59:48.649 INFO [stderr]   --> src/response.rs:14:5
Nov 28 06:59:48.649 INFO [stderr]    |
Nov 28 06:59:48.649 INFO [stderr] 14 |     pub fn is_err(&self) -> bool {
Nov 28 06:59:48.649 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:48.649 INFO [stderr]    |
Nov 28 06:59:48.649 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 06:59:48.649 INFO [stderr] 
Nov 28 06:59:48.649 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 06:59:48.649 INFO [stderr]  --> src/main.rs:1:12
Nov 28 06:59:48.649 INFO [stderr]   |
Nov 28 06:59:48.649 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:48.649 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:48.649 INFO [stderr]   |
Nov 28 06:59:48.649 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 06:59:48.649 INFO [stderr] 
Nov 28 06:59:48.649 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 28 06:59:48.649 INFO [stderr]  --> src/main.rs:1:41
Nov 28 06:59:48.649 INFO [stderr]   |
Nov 28 06:59:48.649 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:48.649 INFO [stderr]   |                                         ^^^^^^^^^^^^^
Nov 28 06:59:48.649 INFO [stderr] 
Nov 28 06:59:48.688 INFO [stderr] warning: the feature `match_default_bindings` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 06:59:48.688 INFO [stderr]  --> src/main.rs:1:12
Nov 28 06:59:48.688 INFO [stderr]   |
Nov 28 06:59:48.688 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:48.688 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Nov 28 06:59:48.688 INFO [stderr]   |
Nov 28 06:59:48.688 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 06:59:48.688 INFO [stderr] 
Nov 28 06:59:48.688 INFO [stderr] warning: the feature `option_filter` has been stable since 1.27.0 and no longer requires an attribute to enable
Nov 28 06:59:48.688 INFO [stderr]  --> src/main.rs:1:41
Nov 28 06:59:48.688 INFO [stderr]   |
Nov 28 06:59:48.688 INFO [stderr] 1 | #![feature(match_default_bindings, nll, option_filter, try_trait)]
Nov 28 06:59:48.688 INFO [stderr]   |                                         ^^^^^^^^^^^^^
Nov 28 06:59:48.688 INFO [stderr] 
Nov 28 06:59:48.715 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.47s
Nov 28 06:59:48.722 INFO [stderr] su: No module specific data is present
Nov 28 06:59:49.103 INFO running `"docker" "inspect" "31929c95d99b9958e66e13128a24f3da2c13985c9d10e5f80de2f6b1f166d0fd"`
Nov 28 06:59:49.282 INFO running `"docker" "rm" "-f" "31929c95d99b9958e66e13128a24f3da2c13985c9d10e5f80de2f6b1f166d0fd"`
Nov 28 06:59:49.417 INFO [stdout] 31929c95d99b9958e66e13128a24f3da2c13985c9d10e5f80de2f6b1f166d0fd