Dec 05 02:07:52.460 INFO checking Hevienz/serde_new against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 02:07:52.460 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 05 02:07:52.968 INFO [stdout] 2d39fa2dc10dd2cf79058daf0f30399f26f07a587ca6a2cd176b86b1d41e6c67
Dec 05 02:07:52.971 INFO running `"docker" "start" "-a" "2d39fa2dc10dd2cf79058daf0f30399f26f07a587ca6a2cd176b86b1d41e6c67"`
Dec 05 02:07:53.740 INFO [stderr] usermod: no changes
Dec 05 02:07:53.788 INFO [stderr]    Compiling syn v0.13.5
Dec 05 02:08:00.773 INFO [stderr]    Compiling serde_derive_internals v0.23.1
Dec 05 02:08:03.498 INFO [stderr]    Compiling serde_derive v1.0.45
Dec 05 02:08:11.275 INFO [stderr]     Checking serde_new v0.1.0 (/source)
Dec 05 02:08:12.053 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.29s
Dec 05 02:08:12.056 INFO [stderr] su: No module specific data is present
Dec 05 02:08:12.476 INFO running `"docker" "inspect" "2d39fa2dc10dd2cf79058daf0f30399f26f07a587ca6a2cd176b86b1d41e6c67"`
Dec 05 02:08:12.542 INFO running `"docker" "rm" "-f" "2d39fa2dc10dd2cf79058daf0f30399f26f07a587ca6a2cd176b86b1d41e6c67"`
Dec 05 02:08:12.616 INFO [stdout] 2d39fa2dc10dd2cf79058daf0f30399f26f07a587ca6a2cd176b86b1d41e6c67