Dec 19 05:31:41.853 INFO checking williamyaoh/flip against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 05:31:41.853 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/williamyaoh/flip:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 05:31:42.070 INFO [stdout] 6498f3b5228196b730f71d62a6afe99a87b8727b9b55256547be368f18c77d4d
Dec 19 05:31:42.074 INFO running `"docker" "start" "-a" "6498f3b5228196b730f71d62a6afe99a87b8727b9b55256547be368f18c77d4d"`
Dec 19 05:31:44.264 INFO [stderr]     Checking libc v0.2.21
Dec 19 05:31:44.264 INFO [stderr]     Checking arg_input v1.0.0
Dec 19 05:31:45.196 INFO [stderr]     Checking thread-id v3.0.0
Dec 19 05:31:45.196 INFO [stderr]     Checking memchr v1.0.1
Dec 19 05:31:45.320 INFO [stderr]     Checking thread_local v0.3.3
Dec 19 05:31:45.538 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 19 05:31:46.229 INFO [stderr]     Checking regex v0.2.1
Dec 19 05:31:48.181 INFO [stderr]     Checking docopt v0.7.0
Dec 19 05:31:49.263 INFO [stderr]     Checking flip v1.0.2 (/opt/crater/workdir)
Dec 19 05:31:49.572 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.41s
Dec 19 05:31:50.496 INFO running `"docker" "inspect" "6498f3b5228196b730f71d62a6afe99a87b8727b9b55256547be368f18c77d4d"`
Dec 19 05:31:50.748 INFO running `"docker" "rm" "-f" "6498f3b5228196b730f71d62a6afe99a87b8727b9b55256547be368f18c77d4d"`
Dec 19 05:31:50.972 INFO [stdout] 6498f3b5228196b730f71d62a6afe99a87b8727b9b55256547be368f18c77d4d