Dec 17 20:39:22.340 INFO checking llogiq/optional against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 20:39:22.340 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/llogiq/optional:/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 20:39:22.831 INFO [stdout] b9c3babac7600fac4ef676e695768f4706ee46238e4d6159e9ab4968d8a4b0f5
Dec 17 20:39:22.838 INFO running `"docker" "start" "-a" "b9c3babac7600fac4ef676e695768f4706ee46238e4d6159e9ab4968d8a4b0f5"`
Dec 17 20:39:24.519 INFO [stderr]     Checking bencher v0.1.5
Dec 17 20:39:24.519 INFO [stderr]     Checking optional v0.5.0 (/opt/crater/workdir)
Dec 17 20:39:26.747 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.34s
Dec 17 20:39:27.701 INFO running `"docker" "inspect" "b9c3babac7600fac4ef676e695768f4706ee46238e4d6159e9ab4968d8a4b0f5"`
Dec 17 20:39:27.999 INFO running `"docker" "rm" "-f" "b9c3babac7600fac4ef676e695768f4706ee46238e4d6159e9ab4968d8a4b0f5"`
Dec 17 20:39:28.304 INFO [stdout] b9c3babac7600fac4ef676e695768f4706ee46238e4d6159e9ab4968d8a4b0f5