Dec 04 21:18:25.403 INFO checking caameron/Pixel-Converter against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:18:25.403 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 21:18:25.604 INFO [stdout] eafc26035c4c4e3333029ead73c8a4b38c1fe5d33fdd03c8cdcf813a4dff32df
Dec 04 21:18:25.605 INFO running `"docker" "start" "-a" "eafc26035c4c4e3333029ead73c8a4b38c1fe5d33fdd03c8cdcf813a4dff32df"`
Dec 04 21:18:26.011 INFO [stderr] usermod: no changes
Dec 04 21:18:26.105 INFO [stderr]    Compiling num-derive v0.2.2
Dec 04 21:18:26.105 INFO [stderr]     Checking png v0.12.0
Dec 04 21:18:26.106 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 04 21:18:28.009 INFO [stderr]     Checking image v0.19.0
Dec 04 21:18:33.105 INFO [stderr]     Checking pixel-converter v0.1.0 (/source)
Dec 04 21:18:35.789 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.76s
Dec 04 21:18:35.799 INFO [stderr] su: No module specific data is present
Dec 04 21:18:36.753 INFO running `"docker" "inspect" "eafc26035c4c4e3333029ead73c8a4b38c1fe5d33fdd03c8cdcf813a4dff32df"`
Dec 04 21:18:37.067 INFO running `"docker" "rm" "-f" "eafc26035c4c4e3333029ead73c8a4b38c1fe5d33fdd03c8cdcf813a4dff32df"`
Dec 04 21:18:37.297 INFO [stdout] eafc26035c4c4e3333029ead73c8a4b38c1fe5d33fdd03c8cdcf813a4dff32df