Dec 19 13:48:26.625 INFO checking lazau/rust-tcp-sniffer against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 13:48:26.625 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/lazau/rust-tcp-sniffer:/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 13:48:26.995 INFO [stdout] 64f7e56294df5f2fefd177640f9c30e4387843760b3cc674a499ee2aa3602b6a
Dec 19 13:48:27.004 INFO running `"docker" "start" "-a" "64f7e56294df5f2fefd177640f9c30e4387843760b3cc674a499ee2aa3602b6a"`
Dec 19 13:48:28.381 INFO [stderr]     Checking env_logger v0.4.3
Dec 19 13:48:28.778 INFO [stderr]     Checking tcp_sniffer v0.1.0 (/opt/crater/workdir)
Dec 19 13:48:29.531 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.25s
Dec 19 13:48:30.282 INFO running `"docker" "inspect" "64f7e56294df5f2fefd177640f9c30e4387843760b3cc674a499ee2aa3602b6a"`
Dec 19 13:48:30.623 INFO running `"docker" "rm" "-f" "64f7e56294df5f2fefd177640f9c30e4387843760b3cc674a499ee2aa3602b6a"`
Dec 19 13:48:30.943 INFO [stdout] 64f7e56294df5f2fefd177640f9c30e4387843760b3cc674a499ee2aa3602b6a