Dec 04 15:18:47.440 INFO checking learnmerust/forever against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 15:18:47.440 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 15:18:47.847 INFO [stdout] 6645e5590d38470a08c74e3d0d8a499180d2d27d52a7a4e8ded38140c290c410
Dec 04 15:18:47.849 INFO running `"docker" "start" "-a" "6645e5590d38470a08c74e3d0d8a499180d2d27d52a7a4e8ded38140c290c410"`
Dec 04 15:18:49.597 INFO [stderr] usermod: no changes
Dec 04 15:18:49.795 INFO [stderr]     Checking tokio-io v0.1.4
Dec 04 15:18:49.795 INFO [stderr]     Checking mio-uds v0.6.4
Dec 04 15:18:51.386 INFO [stderr]     Checking tokio-core v0.1.10
Dec 04 15:18:52.858 INFO [stderr]     Checking tokio-signal v0.1.2
Dec 04 15:18:53.636 INFO [stderr]     Checking tokio-process v0.1.4
Dec 04 15:18:54.701 INFO [stderr]     Checking forever v0.1.0 (/source)
Dec 04 15:18:55.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
Dec 04 15:18:55.501 INFO [stderr] su: No module specific data is present
Dec 04 15:18:56.562 INFO running `"docker" "inspect" "6645e5590d38470a08c74e3d0d8a499180d2d27d52a7a4e8ded38140c290c410"`
Dec 04 15:18:56.871 INFO running `"docker" "rm" "-f" "6645e5590d38470a08c74e3d0d8a499180d2d27d52a7a4e8ded38140c290c410"`
Dec 04 15:18:57.267 INFO [stdout] 6645e5590d38470a08c74e3d0d8a499180d2d27d52a7a4e8ded38140c290c410