Dec 19 07:43:34.080 INFO checking swizzard/rust-mazes against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 07:43:34.080 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/swizzard/rust-mazes:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 07:43:34.612 INFO [stdout] fd2d5dfa2ebfe668fd0ef980d5f36f1873e7af0778f7f36eab74c0b9bf4f7bc1
Dec 19 07:43:34.616 INFO running `"docker" "start" "-a" "fd2d5dfa2ebfe668fd0ef980d5f36f1873e7af0778f7f36eab74c0b9bf4f7bc1"`
Dec 19 07:43:37.292 INFO [stderr]     Checking mazes v0.1.0 (/opt/crater/workdir)
Dec 19 07:43:37.864 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 07:43:37.864 INFO [stderr]    --> src/maze.rs:302:21
Dec 19 07:43:37.864 INFO [stderr]     |
Dec 19 07:43:37.864 INFO [stderr] 302 |             assert!(c.loc.column >= 0);
Dec 19 07:43:37.864 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^
Dec 19 07:43:37.864 INFO [stderr]     |
Dec 19 07:43:37.864 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 19 07:43:37.864 INFO [stderr] 
Dec 19 07:43:37.864 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 07:43:37.865 INFO [stderr]    --> src/maze.rs:304:21
Dec 19 07:43:37.865 INFO [stderr]     |
Dec 19 07:43:37.865 INFO [stderr] 304 |             assert!(c.loc.column >= 0);
Dec 19 07:43:37.865 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^
Dec 19 07:43:37.865 INFO [stderr] 
Dec 19 07:43:38.101 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Dec 19 07:43:39.352 INFO running `"docker" "inspect" "fd2d5dfa2ebfe668fd0ef980d5f36f1873e7af0778f7f36eab74c0b9bf4f7bc1"`
Dec 19 07:43:39.718 INFO running `"docker" "rm" "-f" "fd2d5dfa2ebfe668fd0ef980d5f36f1873e7af0778f7f36eab74c0b9bf4f7bc1"`
Dec 19 07:43:40.068 INFO [stdout] fd2d5dfa2ebfe668fd0ef980d5f36f1873e7af0778f7f36eab74c0b9bf4f7bc1