Dec 19 06:30:21.590 INFO checking u238/traits_exercise against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:30:21.590 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/u238/traits_exercise:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:30:22.050 INFO [stdout] a114201c538c2beb1d3696b34bd9922abf6f2bcead84a0fe9089c00b4ab8e96d
Dec 19 06:30:22.050 INFO running `"docker" "start" "-a" "a114201c538c2beb1d3696b34bd9922abf6f2bcead84a0fe9089c00b4ab8e96d"`
Dec 19 06:30:23.688 INFO [stderr]     Checking traits_exercise v0.1.0 (/opt/crater/workdir)
Dec 19 06:30:24.177 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
Dec 19 06:30:25.503 INFO running `"docker" "inspect" "a114201c538c2beb1d3696b34bd9922abf6f2bcead84a0fe9089c00b4ab8e96d"`
Dec 19 06:30:25.742 INFO running `"docker" "rm" "-f" "a114201c538c2beb1d3696b34bd9922abf6f2bcead84a0fe9089c00b4ab8e96d"`
Dec 19 06:30:26.100 INFO [stdout] a114201c538c2beb1d3696b34bd9922abf6f2bcead84a0fe9089c00b4ab8e96d