Dec 19 06:34:50.587 INFO checking tuxzz/t.rust-speed-test against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 06:34:50.587 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/tuxzz/t.rust-speed-test:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:34:51.154 INFO [stdout] b86b72e04fe6ed7a2f50a3d3ccdcc44824d12e6ccdf0a438a1cc127a1bb73274
Dec 19 06:34:51.156 INFO running `"docker" "start" "-a" "b86b72e04fe6ed7a2f50a3d3ccdcc44824d12e6ccdf0a438a1cc127a1bb73274"`
Dec 19 06:34:53.557 INFO [stderr]    Compiling num-complex v0.2.1
Dec 19 06:34:53.557 INFO [stderr]    Compiling ndarray v0.12.0
Dec 19 06:35:04.852 INFO [stderr]     Checking speed v0.1.0 (/opt/crater/workdir)
Dec 19 06:35:05.592 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.10s
Dec 19 06:35:06.541 INFO running `"docker" "inspect" "b86b72e04fe6ed7a2f50a3d3ccdcc44824d12e6ccdf0a438a1cc127a1bb73274"`
Dec 19 06:35:06.800 INFO running `"docker" "rm" "-f" "b86b72e04fe6ed7a2f50a3d3ccdcc44824d12e6ccdf0a438a1cc127a1bb73274"`
Dec 19 06:35:07.201 INFO [stdout] b86b72e04fe6ed7a2f50a3d3ccdcc44824d12e6ccdf0a438a1cc127a1bb73274