Dec 18 16:15:36.875 INFO checking gc-0.3.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:15:36.875 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/gc/0.3.2:/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 16:15:37.150 INFO [stdout] 9372bd57b35cfda4aa0f1cf1ecd5baacd896b403aaba4471129152a8310696ac
Dec 18 16:15:37.152 INFO running `"docker" "start" "-a" "9372bd57b35cfda4aa0f1cf1ecd5baacd896b403aaba4471129152a8310696ac"`
Dec 18 16:15:38.928 INFO [stderr]     Checking gc v0.3.2 (/opt/crater/workdir)
Dec 18 16:15:40.553 INFO [stderr] warning: unnecessary `unsafe` block
Dec 18 16:15:40.553 INFO [stderr]    --> src/lib.rs:396:9
Dec 18 16:15:40.553 INFO [stderr]     |
Dec 18 16:15:40.553 INFO [stderr] 396 |         unsafe { self.cell.into_inner() }
Dec 18 16:15:40.553 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 18 16:15:40.553 INFO [stderr]     |
Dec 18 16:15:40.553 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 18 16:15:40.553 INFO [stderr] 
Dec 18 16:15:41.317 INFO [stderr] warning: unnecessary `unsafe` block
Dec 18 16:15:41.317 INFO [stderr]    --> src/lib.rs:396:9
Dec 18 16:15:41.317 INFO [stderr]     |
Dec 18 16:15:41.317 INFO [stderr] 396 |         unsafe { self.cell.into_inner() }
Dec 18 16:15:41.317 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 18 16:15:41.317 INFO [stderr]     |
Dec 18 16:15:41.317 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 18 16:15:41.317 INFO [stderr] 
Dec 18 16:15:41.880 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.98s
Dec 18 16:15:42.289 INFO running `"docker" "inspect" "9372bd57b35cfda4aa0f1cf1ecd5baacd896b403aaba4471129152a8310696ac"`
Dec 18 16:15:42.450 INFO running `"docker" "rm" "-f" "9372bd57b35cfda4aa0f1cf1ecd5baacd896b403aaba4471129152a8310696ac"`
Dec 18 16:15:42.616 INFO [stdout] 9372bd57b35cfda4aa0f1cf1ecd5baacd896b403aaba4471129152a8310696ac