Dec 12 01:12:19.833 INFO checking Niederb/ray_tracer against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 01:12:19.834 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12 01:12:20.234 INFO [stdout] e937e0105e60cb01078f14002f5def705fe6da051b0e887ace8b51e2f8f32da1
Dec 12 01:12:20.236 INFO running `"docker" "start" "-a" "e937e0105e60cb01078f14002f5def705fe6da051b0e887ace8b51e2f8f32da1"`
Dec 12 01:12:20.811 INFO [stderr] usermod: no changes
Dec 12 01:12:21.045 INFO [stderr]    Compiling syn v0.15.16
Dec 12 01:12:29.922 INFO [stderr]    Compiling num-derive v0.2.3
Dec 12 01:12:34.723 INFO [stderr]     Checking tiff v0.2.1
Dec 12 01:12:35.682 INFO [stderr]     Checking image v0.20.0
Dec 12 01:12:41.678 INFO [stderr]     Checking ray_tracer v0.1.0 (/source)
Dec 12 01:12:45.397 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.55s
Dec 12 01:12:45.403 INFO [stderr] su: No module specific data is present
Dec 12 01:12:46.515 INFO running `"docker" "inspect" "e937e0105e60cb01078f14002f5def705fe6da051b0e887ace8b51e2f8f32da1"`
Dec 12 01:12:46.806 INFO running `"docker" "rm" "-f" "e937e0105e60cb01078f14002f5def705fe6da051b0e887ace8b51e2f8f32da1"`
Dec 12 01:12:47.233 INFO [stdout] e937e0105e60cb01078f14002f5def705fe6da051b0e887ace8b51e2f8f32da1