Dec 04 18:24:26.968 INFO checking fundphys/Serpinsky against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:24:26.968 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 18:24:27.475 INFO [stdout] 33222bba79db5cfdb79d611bfedc8446f3f14e7f5579615e01826b58bc0339ea
Dec 04 18:24:27.483 INFO running `"docker" "start" "-a" "33222bba79db5cfdb79d611bfedc8446f3f14e7f5579615e01826b58bc0339ea"`
Dec 04 18:24:28.890 INFO [stderr] usermod: no changes
Dec 04 18:24:29.051 INFO [stderr]    Compiling syn v0.13.9
Dec 04 18:24:29.059 INFO [stderr]     Checking png v0.12.0
Dec 04 18:24:36.445 INFO [stderr]    Compiling num-derive v0.2.1
Dec 04 18:24:38.183 INFO [stderr]     Checking image v0.19.0
Dec 04 18:24:43.302 INFO [stderr]     Checking serpinsky v0.1.0 (/source)
Dec 04 18:24:45.738 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.83s
Dec 04 18:24:45.742 INFO [stderr] su: No module specific data is present
Dec 04 18:24:46.257 INFO running `"docker" "inspect" "33222bba79db5cfdb79d611bfedc8446f3f14e7f5579615e01826b58bc0339ea"`
Dec 04 18:24:46.514 INFO running `"docker" "rm" "-f" "33222bba79db5cfdb79d611bfedc8446f3f14e7f5579615e01826b58bc0339ea"`
Dec 04 18:24:46.723 INFO [stdout] 33222bba79db5cfdb79d611bfedc8446f3f14e7f5579615e01826b58bc0339ea