Dec 18 17:44:37.994 INFO checking caseless-0.2.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 17:44:37.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/caseless/0.2.1:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 17:44:38.169 INFO [stdout] 82d6dc8158c97c5ec4ae66650cdea760291b481fcb7a10bddec814d341a80312
Dec 18 17:44:38.171 INFO running `"docker" "start" "-a" "82d6dc8158c97c5ec4ae66650cdea760291b481fcb7a10bddec814d341a80312"`
Dec 18 17:44:38.852 INFO [stderr]    Compiling memchr v2.1.2
Dec 18 17:44:39.841 INFO [stderr]    Compiling aho-corasick v0.6.9
Dec 18 17:44:40.737 INFO [stderr]    Compiling regex v1.1.0
Dec 18 17:44:47.465 INFO [stderr]    Compiling caseless v0.2.1 (/opt/crater/workdir)
Dec 18 17:44:49.298 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.49s
Dec 18 17:44:49.558 INFO running `"docker" "inspect" "82d6dc8158c97c5ec4ae66650cdea760291b481fcb7a10bddec814d341a80312"`
Dec 18 17:44:49.680 INFO running `"docker" "rm" "-f" "82d6dc8158c97c5ec4ae66650cdea760291b481fcb7a10bddec814d341a80312"`
Dec 18 17:44:49.785 INFO [stdout] 82d6dc8158c97c5ec4ae66650cdea760291b481fcb7a10bddec814d341a80312