Dec 18 15:29:59.640 INFO checking grep-0.2.3 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 15:29:59.640 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/grep/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 15:30:00.121 INFO [stdout] 6c75b6fb12d5008af30f18001df3abad68d198d96ce7a204cec1ec9583298590
Dec 18 15:30:00.130 INFO running `"docker" "start" "-a" "6c75b6fb12d5008af30f18001df3abad68d198d96ce7a204cec1ec9583298590"`
Dec 18 15:30:01.996 INFO [stderr]     Checking grep-printer v0.1.1
Dec 18 15:30:02.004 INFO [stderr]     Checking grep-cli v0.1.1
Dec 18 15:30:03.904 INFO [stderr]     Checking grep v0.2.3 (/opt/crater/workdir)
Dec 18 15:30:06.905 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
Dec 18 15:30:07.721 INFO running `"docker" "inspect" "6c75b6fb12d5008af30f18001df3abad68d198d96ce7a204cec1ec9583298590"`
Dec 18 15:30:07.955 INFO running `"docker" "rm" "-f" "6c75b6fb12d5008af30f18001df3abad68d198d96ce7a204cec1ec9583298590"`
Dec 18 15:30:08.271 INFO [stdout] 6c75b6fb12d5008af30f18001df3abad68d198d96ce7a204cec1ec9583298590