Dec 05 04:51:45.436 INFO checking unsafe-unicorn-0.0.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 04:51:45.436 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-5/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 04:51:45.602 INFO [stdout] e4fc20429e3d970ab9aa8c3fed47bdae78dcec8447c2f598d5a33567f302a4e3
Dec 05 04:51:45.604 INFO running `"docker" "start" "-a" "e4fc20429e3d970ab9aa8c3fed47bdae78dcec8447c2f598d5a33567f302a4e3"`
Dec 05 04:51:46.354 INFO [stderr] usermod: no changes
Dec 05 04:51:46.473 INFO [stderr]    Compiling libgit2-sys v0.6.19
Dec 05 04:51:46.475 INFO [stderr]     Checking curl-sys v0.4.15
Dec 05 04:51:46.475 INFO [stderr]     Checking libssh2-sys v0.2.11
Dec 05 04:51:46.475 INFO [stderr]     Checking unsafe-unicorn v0.0.1 (/source)
Dec 05 04:52:08.259 INFO [stderr]     Checking git2 v0.6.11
Dec 05 04:52:14.902 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.52s
Dec 05 04:52:14.910 INFO [stderr] su: No module specific data is present
Dec 05 04:52:15.253 INFO running `"docker" "inspect" "e4fc20429e3d970ab9aa8c3fed47bdae78dcec8447c2f598d5a33567f302a4e3"`
Dec 05 04:52:15.413 INFO running `"docker" "rm" "-f" "e4fc20429e3d970ab9aa8c3fed47bdae78dcec8447c2f598d5a33567f302a4e3"`
Dec 05 04:52:15.543 INFO [stdout] e4fc20429e3d970ab9aa8c3fed47bdae78dcec8447c2f598d5a33567f302a4e3