Dec 11 17:22:12.603 INFO checking howeih/Day-17-Perceptron against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 17:22:12.603 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a75e80557a103497cffbcab395a2f37061a77ea-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 17:22:12.797 INFO [stdout] feff752f17a7a60a0f45663b447b47b5a890bb2e06a41ec974f00913d686acd5
Dec 11 17:22:12.799 INFO running `"docker" "start" "-a" "feff752f17a7a60a0f45663b447b47b5a890bb2e06a41ec974f00913d686acd5"`
Dec 11 17:22:13.288 INFO [stderr] usermod: no changes
Dec 11 17:22:13.329 INFO [stderr]     Checking num-complex v0.1.43
Dec 11 17:22:14.235 INFO [stderr]     Checking ndarray v0.11.2
Dec 11 17:22:20.852 INFO [stderr]     Checking perceptron v0.1.0 (/source)
Dec 11 17:22:21.440 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.13s
Dec 11 17:22:21.443 INFO [stderr] su: No module specific data is present
Dec 11 17:22:21.770 INFO running `"docker" "inspect" "feff752f17a7a60a0f45663b447b47b5a890bb2e06a41ec974f00913d686acd5"`
Dec 11 17:22:22.010 INFO running `"docker" "rm" "-f" "feff752f17a7a60a0f45663b447b47b5a890bb2e06a41ec974f00913d686acd5"`
Dec 11 17:22:22.224 INFO [stdout] feff752f17a7a60a0f45663b447b47b5a890bb2e06a41ec974f00913d686acd5