Nov 28 21:50:59.161 INFO checking msg-transmitter-0.3.2 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 21:50:59.161 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 21:50:59.569 INFO [stdout] f22beb9414d2fafc4da64527542c1a5431362a4d20a0eb9afe0c6f3404d485df
Nov 28 21:50:59.576 INFO running `"docker" "start" "-a" "f22beb9414d2fafc4da64527542c1a5431362a4d20a0eb9afe0c6f3404d485df"`
Nov 28 21:51:00.860 INFO [stderr] usermod: no changes
Nov 28 21:51:01.105 INFO [stderr]     Checking msg-transmitter v0.3.2 (/source)
Nov 28 21:51:12.624 INFO [stderr] warning: unused import: `futures::sync::mpsc`
Nov 28 21:51:12.624 INFO [stderr]   --> examples/master_and_slave.rs:69:9
Nov 28 21:51:12.624 INFO [stderr]    |
Nov 28 21:51:12.624 INFO [stderr] 69 |     use futures::sync::mpsc;
Nov 28 21:51:12.624 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^
Nov 28 21:51:12.624 INFO [stderr]    |
Nov 28 21:51:12.624 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 21:51:12.624 INFO [stderr] 
Nov 28 21:51:12.624 INFO [stderr] warning: unused imports: `Arc`, `Mutex`
Nov 28 21:51:12.624 INFO [stderr]   --> examples/master_and_slave.rs:70:21
Nov 28 21:51:12.624 INFO [stderr]    |
Nov 28 21:51:12.624 INFO [stderr] 70 |     use std::sync::{Arc, Mutex};
Nov 28 21:51:12.624 INFO [stderr]    |                     ^^^  ^^^^^
Nov 28 21:51:12.624 INFO [stderr] 
Nov 28 21:51:12.900 INFO [stderr] warning: unused variable: `now`
Nov 28 21:51:12.900 INFO [stderr]   --> examples/master_and_slave.rs:60:13
Nov 28 21:51:12.900 INFO [stderr]    |
Nov 28 21:51:12.900 INFO [stderr] 60 |         let now = time::Instant::now();
Nov 28 21:51:12.900 INFO [stderr]    |             ^^^ help: consider using `_now` instead
Nov 28 21:51:12.900 INFO [stderr]    |
Nov 28 21:51:12.900 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 21:51:12.900 INFO [stderr] 
Nov 28 21:51:16.375 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.49s
Nov 28 21:51:16.383 INFO [stderr] su: No module specific data is present
Nov 28 21:51:16.738 INFO running `"docker" "inspect" "f22beb9414d2fafc4da64527542c1a5431362a4d20a0eb9afe0c6f3404d485df"`
Nov 28 21:51:16.847 INFO running `"docker" "rm" "-f" "f22beb9414d2fafc4da64527542c1a5431362a4d20a0eb9afe0c6f3404d485df"`
Nov 28 21:51:16.989 INFO [stdout] f22beb9414d2fafc4da64527542c1a5431362a4d20a0eb9afe0c6f3404d485df