Dec 18 12:54:52.201 INFO checking polygon2-0.3.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:54:52.201 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/polygon2/0.3.0:/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 12:54:52.557 INFO [stdout] 6a07bb08ff5fea063dfa5bb180958ba2c2caf9528c4b8802e631003c22c2b97c
Dec 18 12:54:52.560 INFO running `"docker" "start" "-a" "6a07bb08ff5fea063dfa5bb180958ba2c2caf9528c4b8802e631003c22c2b97c"`
Dec 18 12:54:54.244 INFO [stderr]     Checking cast_trait v0.1.2
Dec 18 12:54:55.038 INFO [stderr]     Checking vec3 v0.2.1
Dec 18 12:54:55.646 INFO [stderr]     Checking vec2 v0.2.1
Dec 18 12:54:56.278 INFO [stderr]     Checking polygon2 v0.3.0 (/opt/crater/workdir)
Dec 18 12:54:57.967 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.75s
Dec 18 12:54:58.538 INFO running `"docker" "inspect" "6a07bb08ff5fea063dfa5bb180958ba2c2caf9528c4b8802e631003c22c2b97c"`
Dec 18 12:54:58.753 INFO running `"docker" "rm" "-f" "6a07bb08ff5fea063dfa5bb180958ba2c2caf9528c4b8802e631003c22c2b97c"`
Dec 18 12:54:58.969 INFO [stdout] 6a07bb08ff5fea063dfa5bb180958ba2c2caf9528c4b8802e631003c22c2b97c