Dec 17 15:27:08.793 INFO checking sighol/tree-rs against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252 Dec 17 15:27:08.793 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/sighol/tree-rs:/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 15:27:09.011 INFO [stdout] 74d9e6bde3062405cc3bb267e9c9b3902aa60bf02f87088ce134cfef680e933b Dec 17 15:27:09.016 INFO running `"docker" "start" "-a" "74d9e6bde3062405cc3bb267e9c9b3902aa60bf02f87088ce134cfef680e933b"` Dec 17 15:27:09.708 INFO [stderr] Checking textwrap v0.6.0 Dec 17 15:27:09.708 INFO [stderr] Checking regex v0.2.2 Dec 17 15:27:10.020 INFO [stderr] Checking clap v2.25.0 Dec 17 15:27:12.172 INFO [stderr] Checking globset v0.2.0 Dec 17 15:27:16.560 INFO [stderr] Checking tree-rs v0.6.4 (/opt/crater/workdir) Dec 17 15:27:16.967 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.33s Dec 17 15:27:17.250 INFO running `"docker" "inspect" "74d9e6bde3062405cc3bb267e9c9b3902aa60bf02f87088ce134cfef680e933b"` Dec 17 15:27:17.336 INFO running `"docker" "rm" "-f" "74d9e6bde3062405cc3bb267e9c9b3902aa60bf02f87088ce134cfef680e933b"` Dec 17 15:27:17.409 INFO [stdout] 74d9e6bde3062405cc3bb267e9c9b3902aa60bf02f87088ce134cfef680e933b