Dec 04 18:24:25.210 INFO checking fundphys/Serpinsky against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:24:25.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 18:24:25.528 INFO [stdout] e3df485e88c4f39e7792d1a5f082e0e3256b748e6e35d3f3550efc5a44453da6
Dec 04 18:24:25.531 INFO running `"docker" "start" "-a" "e3df485e88c4f39e7792d1a5f082e0e3256b748e6e35d3f3550efc5a44453da6"`
Dec 04 18:24:26.349 INFO [stderr] usermod: no changes
Dec 04 18:24:26.527 INFO [stderr]    Compiling syn v0.13.9
Dec 04 18:24:26.527 INFO [stderr]     Checking png v0.12.0
Dec 04 18:24:26.528 INFO [stderr]     Checking jpeg-decoder v0.1.14
Dec 04 18:24:33.768 INFO [stderr]    Compiling num-derive v0.2.1
Dec 04 18:24:35.393 INFO [stderr]     Checking image v0.19.0
Dec 04 18:24:40.289 INFO [stderr]     Checking serpinsky v0.1.0 (/source)
Dec 04 18:24:42.552 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.17s
Dec 04 18:24:42.558 INFO [stderr] su: No module specific data is present
Dec 04 18:24:44.099 INFO running `"docker" "inspect" "e3df485e88c4f39e7792d1a5f082e0e3256b748e6e35d3f3550efc5a44453da6"`
Dec 04 18:24:44.385 INFO running `"docker" "rm" "-f" "e3df485e88c4f39e7792d1a5f082e0e3256b748e6e35d3f3550efc5a44453da6"`
Dec 04 18:24:44.739 INFO [stdout] e3df485e88c4f39e7792d1a5f082e0e3256b748e6e35d3f3550efc5a44453da6