Dec 11 20:01:22.452 INFO checking davesque/sierpinski against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 20:01:22.452 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 11 20:01:23.054 INFO [stdout] a6d9387616efbed26336fa62e3b740dea0e73347ff44ecc51631e9520c8cb9e2
Dec 11 20:01:23.056 INFO running `"docker" "start" "-a" "a6d9387616efbed26336fa62e3b740dea0e73347ff44ecc51631e9520c8cb9e2"`
Dec 11 20:01:25.520 INFO [stderr] usermod: no changes
Dec 11 20:01:25.678 INFO [stderr]     Checking deflate v0.7.4
Dec 11 20:01:26.848 INFO [stderr]     Checking png v0.6.2
Dec 11 20:01:28.357 INFO [stderr]     Checking image v0.12.3
Dec 11 20:01:33.190 INFO [stderr]     Checking sierpinski v0.1.0 (/source)
Dec 11 20:01:35.245 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.69s
Dec 11 20:01:35.252 INFO [stderr] su: No module specific data is present
Dec 11 20:01:36.393 INFO running `"docker" "inspect" "a6d9387616efbed26336fa62e3b740dea0e73347ff44ecc51631e9520c8cb9e2"`
Dec 11 20:01:36.754 INFO running `"docker" "rm" "-f" "a6d9387616efbed26336fa62e3b740dea0e73347ff44ecc51631e9520c8cb9e2"`
Dec 11 20:01:37.036 INFO [stdout] a6d9387616efbed26336fa62e3b740dea0e73347ff44ecc51631e9520c8cb9e2