Dec 18 16:15:39.052 INFO checking gc-0.3.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:15:39.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:15:39.672 INFO [stdout] 4c9848b5e24b4e801d73ba66f7a02bd14d5ed68ad0f7cc89a9e036d4942e716d
Dec 18 16:15:39.674 INFO running `"docker" "start" "-a" "4c9848b5e24b4e801d73ba66f7a02bd14d5ed68ad0f7cc89a9e036d4942e716d"`
Dec 18 16:15:41.476 INFO [stderr]     Checking gc v0.3.2 (/opt/crater/workdir)
Dec 18 16:15:41.500 INFO [stderr]    Compiling gc_derive v0.3.2
Dec 18 16:15:43.176 INFO [stderr] warning: unnecessary `unsafe` block
Dec 18 16:15:43.176 INFO [stderr]    --> src/lib.rs:396:9
Dec 18 16:15:43.176 INFO [stderr]     |
Dec 18 16:15:43.176 INFO [stderr] 396 |         unsafe { self.cell.into_inner() }
Dec 18 16:15:43.176 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 18 16:15:43.176 INFO [stderr]     |
Dec 18 16:15:43.176 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 18 16:15:43.176 INFO [stderr] 
Dec 18 16:15:45.080 INFO [stderr] warning: unnecessary `unsafe` block
Dec 18 16:15:45.080 INFO [stderr]    --> src/lib.rs:396:9
Dec 18 16:15:45.080 INFO [stderr]     |
Dec 18 16:15:45.080 INFO [stderr] 396 |         unsafe { self.cell.into_inner() }
Dec 18 16:15:45.080 INFO [stderr]     |         ^^^^^^ unnecessary `unsafe` block
Dec 18 16:15:45.080 INFO [stderr]     |
Dec 18 16:15:45.080 INFO [stderr]     = note: #[warn(unused_unsafe)] on by default
Dec 18 16:15:45.080 INFO [stderr] 
Dec 18 16:15:45.136 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.72s
Dec 18 16:15:45.754 INFO running `"docker" "inspect" "4c9848b5e24b4e801d73ba66f7a02bd14d5ed68ad0f7cc89a9e036d4942e716d"`
Dec 18 16:15:45.898 INFO running `"docker" "rm" "-f" "4c9848b5e24b4e801d73ba66f7a02bd14d5ed68ad0f7cc89a9e036d4942e716d"`
Dec 18 16:15:46.015 INFO [stdout] 4c9848b5e24b4e801d73ba66f7a02bd14d5ed68ad0f7cc89a9e036d4942e716d