Dec 18 14:45:21.403 INFO checking json_reader-0.1.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 14:45:21.403 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/json_reader/0.1.0:/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 14:45:21.837 INFO [stdout] c1b92a29e5d8208748124ff18111df1b0ad979493ed4b965540c082ef58359e4
Dec 18 14:45:21.846 INFO running `"docker" "start" "-a" "c1b92a29e5d8208748124ff18111df1b0ad979493ed4b965540c082ef58359e4"`
Dec 18 14:45:23.667 INFO [stderr]     Checking json_reader v0.1.0 (/opt/crater/workdir)
Dec 18 14:45:24.972 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
Dec 18 14:45:25.626 INFO running `"docker" "inspect" "c1b92a29e5d8208748124ff18111df1b0ad979493ed4b965540c082ef58359e4"`
Dec 18 14:45:25.731 INFO running `"docker" "rm" "-f" "c1b92a29e5d8208748124ff18111df1b0ad979493ed4b965540c082ef58359e4"`
Dec 18 14:45:25.842 INFO [stdout] c1b92a29e5d8208748124ff18111df1b0ad979493ed4b965540c082ef58359e4