Dec 05 09:32:58.904 INFO checking oscillator-0.1.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 09:32:58.904 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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"`
Dec 05 09:32:59.428 INFO [stdout] b2d37ce2ba92033384d60d969157bc12903a87e2672fc397a04fa7c978af5fd5
Dec 05 09:32:59.439 INFO running `"docker" "start" "-a" "b2d37ce2ba92033384d60d969157bc12903a87e2672fc397a04fa7c978af5fd5"`
Dec 05 09:33:00.455 INFO [stderr] usermod: no changes
Dec 05 09:33:00.591 INFO [stderr]     Checking stopwatch v0.0.6
Dec 05 09:33:01.542 INFO [stderr]     Checking oscillator v0.1.0 (/source)
Dec 05 09:33:04.227 INFO [stderr] warning: variable does not need to be mutable
Dec 05 09:33:04.227 INFO [stderr]   --> tests/lib.rs:28:9
Dec 05 09:33:04.227 INFO [stderr]    |
Dec 05 09:33:04.227 INFO [stderr] 28 |     let mut timer = Stopwatch::start_new();
Dec 05 09:33:04.227 INFO [stderr]    |         ----^^^^^
Dec 05 09:33:04.227 INFO [stderr]    |         |
Dec 05 09:33:04.227 INFO [stderr]    |         help: remove this `mut`
Dec 05 09:33:04.227 INFO [stderr]    |
Dec 05 09:33:04.227 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 09:33:04.227 INFO [stderr] 
Dec 05 09:33:04.227 INFO [stderr] warning: variable does not need to be mutable
Dec 05 09:33:04.227 INFO [stderr]   --> tests/lib.rs:44:9
Dec 05 09:33:04.227 INFO [stderr]    |
Dec 05 09:33:04.227 INFO [stderr] 44 |     let mut timer = Stopwatch::start_new();
Dec 05 09:33:04.227 INFO [stderr]    |         ----^^^^^
Dec 05 09:33:04.227 INFO [stderr]    |         |
Dec 05 09:33:04.227 INFO [stderr]    |         help: remove this `mut`
Dec 05 09:33:04.227 INFO [stderr] 
Dec 05 09:33:04.250 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
Dec 05 09:33:04.259 INFO [stderr] su: No module specific data is present
Dec 05 09:33:05.125 INFO running `"docker" "inspect" "b2d37ce2ba92033384d60d969157bc12903a87e2672fc397a04fa7c978af5fd5"`
Dec 05 09:33:05.479 INFO running `"docker" "rm" "-f" "b2d37ce2ba92033384d60d969157bc12903a87e2672fc397a04fa7c978af5fd5"`
Dec 05 09:33:05.775 INFO [stdout] b2d37ce2ba92033384d60d969157bc12903a87e2672fc397a04fa7c978af5fd5