Dec 18 14:08:09.621 INFO checking matrixmultiply_mt-0.1.6 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 14:08:09.621 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/reg/matrixmultiply_mt/0.1.6:/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 14:08:09.872 INFO [stdout] 72cb025cefd2380ea1536253e2bae665ef173f20ab8f2a6df7c9656717eaba3a
Dec 18 14:08:09.875 INFO running `"docker" "start" "-a" "72cb025cefd2380ea1536253e2bae665ef173f20ab8f2a6df7c9656717eaba3a"`
Dec 18 14:08:10.564 INFO [stderr]    Compiling matrixmultiply_mt v0.1.6 (/opt/crater/workdir)
Dec 18 14:08:10.565 INFO [stderr]     Checking typenum_loops v0.3.0
Dec 18 14:08:10.565 INFO [stderr]     Checking parking_lot v0.4.8
Dec 18 14:08:14.347 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
Dec 18 14:08:14.865 INFO running `"docker" "inspect" "72cb025cefd2380ea1536253e2bae665ef173f20ab8f2a6df7c9656717eaba3a"`
Dec 18 14:08:14.971 INFO running `"docker" "rm" "-f" "72cb025cefd2380ea1536253e2bae665ef173f20ab8f2a6df7c9656717eaba3a"`
Dec 18 14:08:15.085 INFO [stdout] 72cb025cefd2380ea1536253e2bae665ef173f20ab8f2a6df7c9656717eaba3a