Dec 19 14:43:25.738 INFO checking jvo203/file_sync against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 14:43:25.738 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/jvo203/file_sync:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 14:43:26.315 INFO [stdout] 9d01207b44768e675803916a890872f4720b20def78853dcd5c037c3e2883962
Dec 19 14:43:26.318 INFO running `"docker" "start" "-a" "9d01207b44768e675803916a890872f4720b20def78853dcd5c037c3e2883962"`
Dec 19 14:43:27.244 INFO [stderr]     Checking mio-extras v2.0.5
Dec 19 14:43:27.246 INFO [stderr]     Checking tokio-reactor v0.1.5
Dec 19 14:43:27.950 INFO [stderr]     Checking inotify v0.6.1
Dec 19 14:43:28.705 INFO [stderr]     Checking notify v4.0.6
Dec 19 14:43:29.611 INFO [stderr]     Checking file_sync v0.1.0 (/opt/crater/workdir)
Dec 19 14:43:30.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
Dec 19 14:43:30.525 INFO running `"docker" "inspect" "9d01207b44768e675803916a890872f4720b20def78853dcd5c037c3e2883962"`
Dec 19 14:43:30.618 INFO running `"docker" "rm" "-f" "9d01207b44768e675803916a890872f4720b20def78853dcd5c037c3e2883962"`
Dec 19 14:43:30.698 INFO [stdout] 9d01207b44768e675803916a890872f4720b20def78853dcd5c037c3e2883962