Dec 19 04:40:23.425 INFO checking zelacerda/hello_rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 04:40:23.426 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/zelacerda/hello_rust:/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 04:40:24.044 INFO [stdout] fb51c123142919bd6d8cf48dad68a95066e92d82bbeae02e61069f78f36ac904
Dec 19 04:40:24.112 INFO running `"docker" "start" "-a" "fb51c123142919bd6d8cf48dad68a95066e92d82bbeae02e61069f78f36ac904"`
Dec 19 04:40:25.696 INFO [stderr]     Checking libc v0.2.31
Dec 19 04:40:26.612 INFO [stderr]     Checking rand v0.3.16
Dec 19 04:40:28.084 INFO [stderr]     Checking hello_cargo v0.1.0 (/opt/crater/workdir)
Dec 19 04:40:28.372 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.71s
Dec 19 04:40:29.308 INFO running `"docker" "inspect" "fb51c123142919bd6d8cf48dad68a95066e92d82bbeae02e61069f78f36ac904"`
Dec 19 04:40:29.548 INFO running `"docker" "rm" "-f" "fb51c123142919bd6d8cf48dad68a95066e92d82bbeae02e61069f78f36ac904"`
Dec 19 04:40:29.791 INFO [stdout] fb51c123142919bd6d8cf48dad68a95066e92d82bbeae02e61069f78f36ac904