Dec 04 15:43:36.560 INFO checking klamathbytes/rust-colors against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 15:43:36.560 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 15:43:37.044 INFO [stdout] a2264b9121feed6375d01ce2f5a0d165b76fadc894d1f7d9f081af3b971c580b
Dec 04 15:43:37.047 INFO running `"docker" "start" "-a" "a2264b9121feed6375d01ce2f5a0d165b76fadc894d1f7d9f081af3b971c580b"`
Dec 04 15:43:38.586 INFO [stderr] usermod: no changes
Dec 04 15:43:38.830 INFO [stderr]    Compiling syn v0.14.9
Dec 04 15:43:38.830 INFO [stderr]     Checking png v0.12.0
Dec 04 15:43:48.567 INFO [stderr]    Compiling num-derive v0.2.2
Dec 04 15:43:50.707 INFO [stderr]     Checking tiff v0.2.0
Dec 04 15:43:51.637 INFO [stderr]     Checking image v0.20.0
Dec 04 15:43:56.927 INFO [stderr]     Checking rust-colors v0.1.0 (/source)
Dec 04 15:43:58.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.08s
Dec 04 15:43:58.743 INFO [stderr] su: No module specific data is present
Dec 04 15:43:59.349 INFO running `"docker" "inspect" "a2264b9121feed6375d01ce2f5a0d165b76fadc894d1f7d9f081af3b971c580b"`
Dec 04 15:43:59.652 INFO running `"docker" "rm" "-f" "a2264b9121feed6375d01ce2f5a0d165b76fadc894d1f7d9f081af3b971c580b"`
Dec 04 15:43:59.859 INFO [stdout] a2264b9121feed6375d01ce2f5a0d165b76fadc894d1f7d9f081af3b971c580b