Dec 18 11:44:26.183 INFO checking rustc_version-0.2.3 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 11:44:26.183 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/reg/rustc_version/0.2.3:/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 11:44:26.400 INFO [stdout] 503e1afd9e4d98f9ab0718192e919dfff2a688f6198416b8bf74bd84f19d320a
Dec 18 11:44:26.402 INFO running `"docker" "start" "-a" "503e1afd9e4d98f9ab0718192e919dfff2a688f6198416b8bf74bd84f19d320a"`
Dec 18 11:44:26.953 INFO [stderr]     Checking rustc_version v0.2.3 (/opt/crater/workdir)
Dec 18 11:44:27.478 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
Dec 18 11:44:27.950 INFO running `"docker" "inspect" "503e1afd9e4d98f9ab0718192e919dfff2a688f6198416b8bf74bd84f19d320a"`
Dec 18 11:44:28.091 INFO running `"docker" "rm" "-f" "503e1afd9e4d98f9ab0718192e919dfff2a688f6198416b8bf74bd84f19d320a"`
Dec 18 11:44:28.255 INFO [stdout] 503e1afd9e4d98f9ab0718192e919dfff2a688f6198416b8bf74bd84f19d320a