Dec 18 11:18:12.272 INFO checking shared-mutex-0.3.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:18:12.273 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/shared-mutex/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:18:12.452 INFO [stdout] bc6e2fa2284960cb4f6a06b043a8cc4ec2c3e94d1acb5d21d885154423423265
Dec 18 11:18:12.456 INFO running `"docker" "start" "-a" "bc6e2fa2284960cb4f6a06b043a8cc4ec2c3e94d1acb5d21d885154423423265"`
Dec 18 11:18:13.008 INFO [stderr]     Checking scopeguard v0.1.2
Dec 18 11:18:13.008 INFO [stderr]     Checking variance v0.1.3
Dec 18 11:18:13.008 INFO [stderr]     Checking poison v0.1.0
Dec 18 11:18:13.404 INFO [stderr]     Checking scoped-pool v0.1.10
Dec 18 11:18:13.429 INFO [stderr]     Checking shared-mutex v0.3.1 (/opt/crater/workdir)
Dec 18 11:18:13.814 INFO [stderr] warning: unnecessary `unsafe` block
Dec 18 11:18:13.814 INFO [stderr]   --> src/lib.rs:55:9
Dec 18 11:18:13.815 INFO [stderr]    |
Dec 18 11:18:13.815 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 18 11:18:13.815 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 18 11:18:13.815 INFO [stderr]    |
Dec 18 11:18:13.815 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 18 11:18:13.815 INFO [stderr] 
Dec 18 11:18:14.270 INFO [stderr] error: unnecessary `unsafe` block
Dec 18 11:18:14.270 INFO [stderr]   --> src/lib.rs:55:9
Dec 18 11:18:14.270 INFO [stderr]    |
Dec 18 11:18:14.270 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 18 11:18:14.270 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 18 11:18:14.270 INFO [stderr]    |
Dec 18 11:18:14.270 INFO [stderr] note: lint level defined here
Dec 18 11:18:14.270 INFO [stderr]   --> src/lib.rs:1:24
Dec 18 11:18:14.270 INFO [stderr]    |
Dec 18 11:18:14.270 INFO [stderr] 1  | #![cfg_attr(test, deny(warnings))]
Dec 18 11:18:14.271 INFO [stderr]    |                        ^^^^^^^^
Dec 18 11:18:14.271 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 18 11:18:14.271 INFO [stderr] 
Dec 18 11:18:14.272 INFO [stderr] error: aborting due to previous error
Dec 18 11:18:14.272 INFO [stderr] 
Dec 18 11:18:14.291 INFO [stderr] error: Could not compile `shared-mutex`.
Dec 18 11:18:14.291 INFO [stderr] 
Dec 18 11:18:14.291 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 11:18:14.551 INFO running `"docker" "inspect" "bc6e2fa2284960cb4f6a06b043a8cc4ec2c3e94d1acb5d21d885154423423265"`
Dec 18 11:18:14.665 INFO running `"docker" "rm" "-f" "bc6e2fa2284960cb4f6a06b043a8cc4ec2c3e94d1acb5d21d885154423423265"`
Dec 18 11:18:14.755 INFO [stdout] bc6e2fa2284960cb4f6a06b043a8cc4ec2c3e94d1acb5d21d885154423423265