Dec 05 06:47:58.077 INFO checking shared-mutex-0.3.1 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 06:47:58.077 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 06:47:58.496 INFO [stdout] ecd18c798271a71dee72f6e11b0fb82f632e15d7c55a36027771f91087ffb6f8
Dec 05 06:47:58.498 INFO running `"docker" "start" "-a" "ecd18c798271a71dee72f6e11b0fb82f632e15d7c55a36027771f91087ffb6f8"`
Dec 05 06:48:00.004 INFO [stderr] usermod: no changes
Dec 05 06:48:00.082 INFO [stderr]     Checking scopeguard v0.1.2
Dec 05 06:48:00.083 INFO [stderr]     Checking variance v0.1.3
Dec 05 06:48:00.083 INFO [stderr]     Checking poison v0.1.0
Dec 05 06:48:00.904 INFO [stderr]     Checking shared-mutex v0.3.1 (/source)
Dec 05 06:48:01.095 INFO [stderr]     Checking scoped-pool v0.1.10
Dec 05 06:48:01.771 INFO [stderr] warning: unnecessary `unsafe` block
Dec 05 06:48:01.771 INFO [stderr]   --> src/lib.rs:55:9
Dec 05 06:48:01.771 INFO [stderr]    |
Dec 05 06:48:01.771 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 05 06:48:01.771 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:48:01.771 INFO [stderr]    |
Dec 05 06:48:01.771 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 05 06:48:01.844 INFO [stderr] 
Dec 05 06:48:02.845 INFO [stderr] error: unnecessary `unsafe` block
Dec 05 06:48:02.845 INFO [stderr]   --> src/lib.rs:55:9
Dec 05 06:48:02.845 INFO [stderr]    |
Dec 05 06:48:02.845 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 05 06:48:02.845 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 05 06:48:02.845 INFO [stderr]    |
Dec 05 06:48:02.845 INFO [stderr] note: lint level defined here
Dec 05 06:48:02.845 INFO [stderr]   --> src/lib.rs:1:24
Dec 05 06:48:02.845 INFO [stderr]    |
Dec 05 06:48:02.845 INFO [stderr] 1  | #![cfg_attr(test, deny(warnings))]
Dec 05 06:48:02.845 INFO [stderr]    |                        ^^^^^^^^
Dec 05 06:48:02.845 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 05 06:48:02.845 INFO [stderr] 
Dec 05 06:48:02.850 INFO [stderr] error: aborting due to previous error
Dec 05 06:48:02.850 INFO [stderr] 
Dec 05 06:48:02.859 INFO [stderr] error: Could not compile `shared-mutex`.
Dec 05 06:48:02.859 INFO [stderr] 
Dec 05 06:48:02.859 INFO [stderr] To learn more, run the command again with --verbose.
Dec 05 06:48:02.861 INFO [stderr] su: No module specific data is present
Dec 05 06:48:03.189 INFO running `"docker" "inspect" "ecd18c798271a71dee72f6e11b0fb82f632e15d7c55a36027771f91087ffb6f8"`
Dec 05 06:48:03.354 INFO running `"docker" "rm" "-f" "ecd18c798271a71dee72f6e11b0fb82f632e15d7c55a36027771f91087ffb6f8"`
Dec 05 06:48:03.591 INFO [stdout] ecd18c798271a71dee72f6e11b0fb82f632e15d7c55a36027771f91087ffb6f8