Dec 05 06:47:59.284 INFO checking shared-mutex-0.3.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 06:47:59.285 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 06:47:59.739 INFO [stdout] 3c5b287979d7e263652f21f10b5285edf71550ee159979d94a634b61241f518c
Dec 05 06:47:59.747 INFO running `"docker" "start" "-a" "3c5b287979d7e263652f21f10b5285edf71550ee159979d94a634b61241f518c"`
Dec 05 06:48:00.909 INFO [stderr] usermod: no changes
Dec 05 06:48:00.987 INFO [stderr]     Checking poison v0.1.0
Dec 05 06:48:00.994 INFO [stderr]     Checking scoped-pool v0.1.10
Dec 05 06:48:01.645 INFO [stderr]     Checking shared-mutex v0.3.1 (/source)
Dec 05 06:48:02.315 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 06:48:02.315 INFO [stderr]   --> src/lib.rs:55:9
Dec 05 06:48:02.315 INFO [stderr]    |
Dec 05 06:48:02.315 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 05 06:48:02.315 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:48:02.315 INFO [stderr]    |
Dec 05 06:48:02.315 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 05 06:48:02.315 INFO [stderr] 
Dec 05 06:48:02.740 INFO [stderr] error: unnecessary `unsafe` block
Dec 05 06:48:02.740 INFO [stderr]   --> src/lib.rs:55:9
Dec 05 06:48:02.740 INFO [stderr]    |
Dec 05 06:48:02.740 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 05 06:48:02.740 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:48:02.740 INFO [stderr]    |
Dec 05 06:48:02.740 INFO [stderr] note: lint level defined here
Dec 05 06:48:02.740 INFO [stderr]   --> src/lib.rs:1:24
Dec 05 06:48:02.740 INFO [stderr]    |
Dec 05 06:48:02.740 INFO [stderr] 1  | #![cfg_attr(test, deny(warnings))]
Dec 05 06:48:02.740 INFO [stderr]    |                        ^^^^^^^^
Dec 05 06:48:02.740 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 05 06:48:02.740 INFO [stderr] 
Dec 05 06:48:02.743 INFO [stderr] error: aborting due to previous error
Dec 05 06:48:02.743 INFO [stderr] 
Dec 05 06:48:02.751 INFO [stderr] error: Could not compile `shared-mutex`.
Dec 05 06:48:02.751 INFO [stderr] 
Dec 05 06:48:02.751 INFO [stderr] To learn more, run the command again with --verbose.
Dec 05 06:48:02.752 INFO [stderr] su: No module specific data is present
Dec 05 06:48:03.009 INFO running `"docker" "inspect" "3c5b287979d7e263652f21f10b5285edf71550ee159979d94a634b61241f518c"`
Dec 05 06:48:03.189 INFO running `"docker" "rm" "-f" "3c5b287979d7e263652f21f10b5285edf71550ee159979d94a634b61241f518c"`
Dec 05 06:48:03.505 INFO [stdout] 3c5b287979d7e263652f21f10b5285edf71550ee159979d94a634b61241f518c