Dec 03 04:16:59.796 INFO testing jec-rccow-0.1.0 against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 03 04:16:59.796 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 04:17:00.208 INFO [stdout] 47ad0d98358ee7cc6be68751a7a4077f54047cf03dd757d1cc923f4ae0f40425
Dec 03 04:17:00.212 INFO running `"docker" "start" "-a" "47ad0d98358ee7cc6be68751a7a4077f54047cf03dd757d1cc923f4ae0f40425"`
Dec 03 04:17:01.190 INFO [stderr] usermod: no changes
Dec 03 04:17:01.216 INFO [stderr]    Compiling jec-rccow v0.1.0 (/source)
Dec 03 04:17:01.941 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Dec 03 04:17:01.943 INFO [stderr] su: No module specific data is present
Dec 03 04:17:02.515 INFO running `"docker" "inspect" "47ad0d98358ee7cc6be68751a7a4077f54047cf03dd757d1cc923f4ae0f40425"`
Dec 03 04:17:02.677 INFO running `"docker" "rm" "-f" "47ad0d98358ee7cc6be68751a7a4077f54047cf03dd757d1cc923f4ae0f40425"`
Dec 03 04:17:02.839 INFO [stdout] 47ad0d98358ee7cc6be68751a7a4077f54047cf03dd757d1cc923f4ae0f40425
Dec 03 04:17:02.839 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 03 04:17:03.155 INFO [stdout] 0eaee69a618d16f86e61f716d9c951ccb6ddbe42963f711544f81f0ca10adccf
Dec 03 04:17:03.157 INFO running `"docker" "start" "-a" "0eaee69a618d16f86e61f716d9c951ccb6ddbe42963f711544f81f0ca10adccf"`
Dec 03 04:17:04.223 INFO [stderr] usermod: no changes
Dec 03 04:17:04.267 INFO [stderr]    Compiling jec-rccow v0.1.0 (/source)
Dec 03 04:17:05.073 INFO [stderr] warning: variable does not need to be mutable
Dec 03 04:17:05.073 INFO [stderr]   --> src/lib.rs:73:13
Dec 03 04:17:05.073 INFO [stderr]    |
Dec 03 04:17:05.073 INFO [stderr] 73 |         let mut a = RcCow::new(5i32);
Dec 03 04:17:05.073 INFO [stderr]    |             ----^
Dec 03 04:17:05.073 INFO [stderr]    |             |
Dec 03 04:17:05.073 INFO [stderr]    |             help: remove this `mut`
Dec 03 04:17:05.073 INFO [stderr]    |
Dec 03 04:17:05.073 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 03 04:17:05.073 INFO [stderr] 
Dec 03 04:17:05.073 INFO [stderr] warning: variable does not need to be mutable
Dec 03 04:17:05.073 INFO [stderr]   --> src/lib.rs:77:13
Dec 03 04:17:05.073 INFO [stderr]    |
Dec 03 04:17:05.073 INFO [stderr] 77 |         let mut c = b.clone();
Dec 03 04:17:05.073 INFO [stderr]    |             ----^
Dec 03 04:17:05.073 INFO [stderr]    |             |
Dec 03 04:17:05.073 INFO [stderr]    |             help: remove this `mut`
Dec 03 04:17:05.073 INFO [stderr] 
Dec 03 04:17:05.669 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
Dec 03 04:17:05.674 INFO [stderr] su: No module specific data is present
Dec 03 04:17:06.391 INFO running `"docker" "inspect" "0eaee69a618d16f86e61f716d9c951ccb6ddbe42963f711544f81f0ca10adccf"`
Dec 03 04:17:06.689 INFO running `"docker" "rm" "-f" "0eaee69a618d16f86e61f716d9c951ccb6ddbe42963f711544f81f0ca10adccf"`
Dec 03 04:17:06.947 INFO [stdout] 0eaee69a618d16f86e61f716d9c951ccb6ddbe42963f711544f81f0ca10adccf
