Dec 17 17:01:43.362 INFO checking reynisdrangar/slack-gc against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 17:01:43.363 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/reynisdrangar/slack-gc:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:01:43.878 INFO [stdout] 638ea05a500432cc7e51df53189bfd87cbb4944a01d84a2883e47ba725acfaad
Dec 17 17:01:43.878 INFO running `"docker" "start" "-a" "638ea05a500432cc7e51df53189bfd87cbb4944a01d84a2883e47ba725acfaad"`
Dec 17 17:01:46.119 INFO [stderr]     Checking fern v0.5.6
Dec 17 17:01:46.128 INFO [stderr]     Checking crossbeam-epoch v0.3.1
Dec 17 17:01:46.136 INFO [stderr]     Checking pretty-bytes v0.2.2
Dec 17 17:01:46.167 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 17 17:01:46.180 INFO [stderr]     Checking slack_api v0.20.0
Dec 17 17:01:47.617 INFO [stderr]     Checking crossbeam-deque v0.2.0
Dec 17 17:01:48.268 INFO [stderr]     Checking rayon-core v1.4.1
Dec 17 17:01:49.681 INFO [stderr]     Checking rayon v1.0.2
Dec 17 17:01:54.246 INFO [stderr]     Checking structopt v0.2.10
Dec 17 17:02:19.261 INFO [stderr]     Checking slack-gc v1.0.1 (/opt/crater/workdir)
Dec 17 17:02:21.312 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:02:21.312 INFO [stderr]   --> src/main.rs:73:1
Dec 17 17:02:21.312 INFO [stderr]    |
Dec 17 17:02:21.312 INFO [stderr] 73 | #[macro_use]
Dec 17 17:02:21.312 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 17:02:21.312 INFO [stderr]    |
Dec 17 17:02:21.312 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 17:02:21.312 INFO [stderr] 
Dec 17 17:02:21.329 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:02:21.329 INFO [stderr]   --> src/main.rs:73:1
Dec 17 17:02:21.329 INFO [stderr]    |
Dec 17 17:02:21.329 INFO [stderr] 73 | #[macro_use]
Dec 17 17:02:21.329 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 17:02:21.329 INFO [stderr]    |
Dec 17 17:02:21.329 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 17:02:21.329 INFO [stderr] 
Dec 17 17:02:22.039 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.27s
Dec 17 17:02:23.372 INFO running `"docker" "inspect" "638ea05a500432cc7e51df53189bfd87cbb4944a01d84a2883e47ba725acfaad"`
Dec 17 17:02:23.670 INFO running `"docker" "rm" "-f" "638ea05a500432cc7e51df53189bfd87cbb4944a01d84a2883e47ba725acfaad"`
Dec 17 17:02:23.996 INFO [stdout] 638ea05a500432cc7e51df53189bfd87cbb4944a01d84a2883e47ba725acfaad