Dec 17 23:06:09.541 INFO checking ianks/fast_woothee against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:06:09.542 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ianks/fast_woothee:/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 17 23:06:09.783 INFO [stdout] 63a04371736eaf359f91fb4f030bafc4c445aa323a30f4e7333b14d0be8f81f2
Dec 17 23:06:09.792 INFO running `"docker" "start" "-a" "63a04371736eaf359f91fb4f030bafc4c445aa323a30f4e7333b14d0be8f81f2"`
Dec 17 23:06:10.698 INFO [stderr]    Compiling ruby-sys v0.2.20
Dec 17 23:06:10.699 INFO [stderr]    Compiling woothee v0.7.3
Dec 17 23:06:11.604 INFO [stderr]     Checking ruru v0.9.3
Dec 17 23:06:12.170 INFO [stderr]     Checking fast_woothee v1.3.2 (/opt/crater/workdir)
Dec 17 23:06:12.493 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.83s
Dec 17 23:06:12.719 INFO running `"docker" "inspect" "63a04371736eaf359f91fb4f030bafc4c445aa323a30f4e7333b14d0be8f81f2"`
Dec 17 23:06:12.809 INFO running `"docker" "rm" "-f" "63a04371736eaf359f91fb4f030bafc4c445aa323a30f4e7333b14d0be8f81f2"`
Dec 17 23:06:12.882 INFO [stdout] 63a04371736eaf359f91fb4f030bafc4c445aa323a30f4e7333b14d0be8f81f2