Dec 17 23:13:27.133 INFO checking howeih/Day-20-Linearithmic-multiplication against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 23:13:27.133 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/howeih/Day-20-Linearithmic-multiplication:/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 17 23:13:27.365 INFO [stdout] b563cd40bfdf9e4ace45a3555766a3a68d5b5ab7b620cead635c68f391cfaba3
Dec 17 23:13:27.367 INFO running `"docker" "start" "-a" "b563cd40bfdf9e4ace45a3555766a3a68d5b5ab7b620cead635c68f391cfaba3"`
Dec 17 23:13:28.115 INFO [stderr]     Checking rustfft v2.0.0
Dec 17 23:13:28.948 INFO [stderr]     Checking linearithmic_multiplication v0.1.0 (/opt/crater/workdir)
Dec 17 23:13:29.193 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
Dec 17 23:13:29.478 INFO running `"docker" "inspect" "b563cd40bfdf9e4ace45a3555766a3a68d5b5ab7b620cead635c68f391cfaba3"`
Dec 17 23:13:29.564 INFO running `"docker" "rm" "-f" "b563cd40bfdf9e4ace45a3555766a3a68d5b5ab7b620cead635c68f391cfaba3"`
Dec 17 23:13:29.678 INFO [stdout] b563cd40bfdf9e4ace45a3555766a3a68d5b5ab7b620cead635c68f391cfaba3