Dec 11 10:55:43.973 INFO checking robeirne/stretchcomp against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 10:55:43.973 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 10:55:44.182 INFO [stdout] 6c8feefeb974d95c8dfe133d4f897353d92c968121d3d3078febff3db91e629d
Dec 11 10:55:44.184 INFO running `"docker" "start" "-a" "6c8feefeb974d95c8dfe133d4f897353d92c968121d3d3078febff3db91e629d"`
Dec 11 10:55:44.597 INFO [stderr] usermod: no changes
Dec 11 10:55:44.759 INFO [stderr]    Compiling syn v0.14.9
Dec 11 10:55:44.759 INFO [stderr]     Checking png v0.12.0
Dec 11 10:55:44.760 INFO [stderr]     Checking jpeg-decoder v0.1.15
Dec 11 10:55:50.793 INFO [stderr]    Compiling num-derive v0.2.2
Dec 11 10:55:52.356 INFO [stderr]     Checking image v0.19.0
Dec 11 10:55:57.586 INFO [stderr]     Checking stretchcomp v0.1.0 (/source)
Dec 11 10:55:59.569 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.95s
Dec 11 10:55:59.589 INFO [stderr] su: No module specific data is present
Dec 11 10:56:00.900 INFO running `"docker" "inspect" "6c8feefeb974d95c8dfe133d4f897353d92c968121d3d3078febff3db91e629d"`
Dec 11 10:56:01.314 INFO running `"docker" "rm" "-f" "6c8feefeb974d95c8dfe133d4f897353d92c968121d3d3078febff3db91e629d"`
Dec 11 10:56:01.636 INFO [stdout] 6c8feefeb974d95c8dfe133d4f897353d92c968121d3d3078febff3db91e629d