Dec 18 11:18:12.141 INFO checking shared-mutex-0.3.1 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:18:12.141 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:18:12.385 INFO [stdout] 83c6e89d3cd4d6617c3d6395ff1fbd6fcd6947727590ab0575deb602fd7cf4de
Dec 18 11:18:12.388 INFO running `"docker" "start" "-a" "83c6e89d3cd4d6617c3d6395ff1fbd6fcd6947727590ab0575deb602fd7cf4de"`
Dec 18 11:18:13.095 INFO [stderr]     Checking variance v0.1.3
Dec 18 11:18:13.112 INFO [stderr]     Checking scopeguard v0.1.2
Dec 18 11:18:13.112 INFO [stderr]     Checking poison v0.1.0
Dec 18 11:18:13.575 INFO [stderr]     Checking shared-mutex v0.3.1 (/opt/crater/workdir)
Dec 18 11:18:13.588 INFO [stderr]     Checking scoped-pool v0.1.10
Dec 18 11:18:13.994 INFO [stderr] warning: unnecessary `unsafe` block
Dec 18 11:18:13.994 INFO [stderr]   --> src/lib.rs:55:9
Dec 18 11:18:13.994 INFO [stderr]    |
Dec 18 11:18:13.994 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 18 11:18:13.994 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 18 11:18:13.994 INFO [stderr]    |
Dec 18 11:18:13.994 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 18 11:18:13.994 INFO [stderr] 
Dec 18 11:18:14.445 INFO [stderr] error: unnecessary `unsafe` block
Dec 18 11:18:14.445 INFO [stderr]   --> src/lib.rs:55:9
Dec 18 11:18:14.445 INFO [stderr]    |
Dec 18 11:18:14.445 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 18 11:18:14.445 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 18 11:18:14.445 INFO [stderr]    |
Dec 18 11:18:14.445 INFO [stderr] note: lint level defined here
Dec 18 11:18:14.445 INFO [stderr]   --> src/lib.rs:1:24
Dec 18 11:18:14.445 INFO [stderr]    |
Dec 18 11:18:14.445 INFO [stderr] 1  | #![cfg_attr(test, deny(warnings))]
Dec 18 11:18:14.445 INFO [stderr]    |                        ^^^^^^^^
Dec 18 11:18:14.445 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 18 11:18:14.445 INFO [stderr] 
Dec 18 11:18:14.447 INFO [stderr] error: aborting due to previous error
Dec 18 11:18:14.447 INFO [stderr] 
Dec 18 11:18:14.462 INFO [stderr] error: Could not compile `shared-mutex`.
Dec 18 11:18:14.462 INFO [stderr] 
Dec 18 11:18:14.462 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 11:18:14.702 INFO running `"docker" "inspect" "83c6e89d3cd4d6617c3d6395ff1fbd6fcd6947727590ab0575deb602fd7cf4de"`
Dec 18 11:18:14.810 INFO running `"docker" "rm" "-f" "83c6e89d3cd4d6617c3d6395ff1fbd6fcd6947727590ab0575deb602fd7cf4de"`
Dec 18 11:18:14.924 INFO [stdout] 83c6e89d3cd4d6617c3d6395ff1fbd6fcd6947727590ab0575deb602fd7cf4de