Dec 17 19:12:43.563 INFO checking mthom26/portscan against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 19:12:43.563 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/mthom26/portscan:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 19:12:43.999 INFO [stdout] c0513a798dc1cbb2b2c67c5c85e126cb89a268d2372dad9226bdf0795a6bfabd
Dec 17 19:12:44.002 INFO running `"docker" "start" "-a" "c0513a798dc1cbb2b2c67c5c85e126cb89a268d2372dad9226bdf0795a6bfabd"`
Dec 17 19:12:45.644 INFO [stderr]     Checking memchr v2.1.0
Dec 17 19:12:46.508 INFO [stderr]     Checking aho-corasick v0.6.8
Dec 17 19:12:47.095 INFO [stderr]     Checking regex v1.0.5
Dec 17 19:12:49.387 INFO [stderr]     Checking portscan v0.1.0 (/opt/crater/workdir)
Dec 17 19:12:49.706 INFO [stderr] warning: unused variable: `program_name`
Dec 17 19:12:49.707 INFO [stderr]   --> src/main.rs:19:13
Dec 17 19:12:49.707 INFO [stderr]    |
Dec 17 19:12:49.707 INFO [stderr] 19 |         let program_name = &args[0];
Dec 17 19:12:49.708 INFO [stderr]    |             ^^^^^^^^^^^^ help: consider using `_program_name` instead
Dec 17 19:12:49.708 INFO [stderr]    |
Dec 17 19:12:49.708 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 19:12:49.709 INFO [stderr] 
Dec 17 19:12:49.859 INFO [stderr] warning: unused variable: `program_name`
Dec 17 19:12:49.859 INFO [stderr]   --> src/main.rs:19:13
Dec 17 19:12:49.859 INFO [stderr]    |
Dec 17 19:12:49.860 INFO [stderr] 19 |         let program_name = &args[0];
Dec 17 19:12:49.860 INFO [stderr]    |             ^^^^^^^^^^^^ help: consider using `_program_name` instead
Dec 17 19:12:49.860 INFO [stderr]    |
Dec 17 19:12:49.861 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 19:12:49.861 INFO [stderr] 
Dec 17 19:12:49.941 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
Dec 17 19:12:51.140 INFO running `"docker" "inspect" "c0513a798dc1cbb2b2c67c5c85e126cb89a268d2372dad9226bdf0795a6bfabd"`
Dec 17 19:12:51.454 INFO running `"docker" "rm" "-f" "c0513a798dc1cbb2b2c67c5c85e126cb89a268d2372dad9226bdf0795a6bfabd"`
Dec 17 19:12:51.816 INFO [stdout] c0513a798dc1cbb2b2c67c5c85e126cb89a268d2372dad9226bdf0795a6bfabd