Nov 28 01:12:48.179 INFO checking mardiros/janeiro against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 01:12:48.181 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-6/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 01:12:48.569 INFO [stdout] 714593df90b8a9f6333a7c035b2738721a664592dd596bce3b1db2dd3f9c539a
Nov 28 01:12:48.571 INFO running `"docker" "start" "-a" "714593df90b8a9f6333a7c035b2738721a664592dd596bce3b1db2dd3f9c539a"`
Nov 28 01:12:50.368 INFO [stderr] usermod: no changes
Nov 28 01:12:50.492 INFO [stderr]     Checking net2 v0.2.26
Nov 28 01:12:50.508 INFO [stderr]     Checking nix v0.7.0
Nov 28 01:12:50.509 INFO [stderr]     Checking regex v0.1.80
Nov 28 01:12:54.768 INFO [stderr]     Checking env_logger v0.3.5
Nov 28 01:12:56.395 INFO [stderr]     Checking mio v0.6.1
Nov 28 01:12:57.988 INFO [stderr]     Checking janeiro v0.0.1 (/source)
Nov 28 01:12:59.010 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:12:59.010 INFO [stderr]    --> src/rio.rs:353:17
Nov 28 01:12:59.010 INFO [stderr]     |
Nov 28 01:12:59.010 INFO [stderr] 353 |             let mut client = &mut self.connections[token].client_mut();
Nov 28 01:12:59.010 INFO [stderr]     |                 ----^^^^^^
Nov 28 01:12:59.010 INFO [stderr]     |                 |
Nov 28 01:12:59.010 INFO [stderr]     |                 help: remove this `mut`
Nov 28 01:12:59.010 INFO [stderr]     |
Nov 28 01:12:59.010 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 01:12:59.010 INFO [stderr] 
Nov 28 01:12:59.269 INFO [stderr] warning: variable does not need to be mutable
Nov 28 01:12:59.270 INFO [stderr]    --> src/rio.rs:353:17
Nov 28 01:12:59.270 INFO [stderr]     |
Nov 28 01:12:59.271 INFO [stderr] 353 |             let mut client = &mut self.connections[token].client_mut();
Nov 28 01:12:59.272 INFO [stderr]     |                 ----^^^^^^
Nov 28 01:12:59.272 INFO [stderr]     |                 |
Nov 28 01:12:59.273 INFO [stderr]     |                 help: remove this `mut`
Nov 28 01:12:59.280 INFO [stderr]     |
Nov 28 01:12:59.281 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 01:12:59.282 INFO [stderr] 
Nov 28 01:13:01.664 INFO [stderr] warning: unused import: `std::str`
Nov 28 01:13:01.664 INFO [stderr]  --> tests/test_echo_server.rs:7:5
Nov 28 01:13:01.664 INFO [stderr]   |
Nov 28 01:13:01.665 INFO [stderr] 7 | use std::str;
Nov 28 01:13:01.665 INFO [stderr]   |     ^^^^^^^^
Nov 28 01:13:01.665 INFO [stderr]   |
Nov 28 01:13:01.666 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 01:13:01.666 INFO [stderr] 
Nov 28 01:13:01.881 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.49s
Nov 28 01:13:01.886 INFO [stderr] su: No module specific data is present
Nov 28 01:13:03.197 INFO running `"docker" "inspect" "714593df90b8a9f6333a7c035b2738721a664592dd596bce3b1db2dd3f9c539a"`
Nov 28 01:13:03.494 INFO running `"docker" "rm" "-f" "714593df90b8a9f6333a7c035b2738721a664592dd596bce3b1db2dd3f9c539a"`
Nov 28 01:13:03.806 INFO [stdout] 714593df90b8a9f6333a7c035b2738721a664592dd596bce3b1db2dd3f9c539a