Dec 17 17:01:42.013 INFO checking reynisdrangar/slack-gc against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 17:01:42.013 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 17:01:42.524 INFO [stdout] fc2b242db3cd4851cf3490c21ad4d418a6013e6fc5c6e6d6e4c9af18074b0516
Dec 17 17:01:42.527 INFO running `"docker" "start" "-a" "fc2b242db3cd4851cf3490c21ad4d418a6013e6fc5c6e6d6e4c9af18074b0516"`
Dec 17 17:01:44.349 INFO [stderr]     Checking fern v0.5.6
Dec 17 17:01:44.360 INFO [stderr]     Checking pretty-bytes v0.2.2
Dec 17 17:01:44.360 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 17 17:01:44.360 INFO [stderr]     Checking slack_api v0.20.0
Dec 17 17:01:48.768 INFO [stderr]     Checking structopt v0.2.10
Dec 17 17:02:11.580 INFO [stderr]     Checking slack-gc v1.0.1 (/opt/crater/workdir)
Dec 17 17:02:13.257 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:02:13.257 INFO [stderr]   --> src/main.rs:73:1
Dec 17 17:02:13.257 INFO [stderr]    |
Dec 17 17:02:13.258 INFO [stderr] 73 | #[macro_use]
Dec 17 17:02:13.258 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 17:02:13.258 INFO [stderr]    |
Dec 17 17:02:13.258 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 17:02:13.259 INFO [stderr] 
Dec 17 17:02:13.500 INFO [stderr] warning: unused `#[macro_use]` import
Dec 17 17:02:13.501 INFO [stderr]   --> src/main.rs:73:1
Dec 17 17:02:13.501 INFO [stderr]    |
Dec 17 17:02:13.501 INFO [stderr] 73 | #[macro_use]
Dec 17 17:02:13.502 INFO [stderr]    | ^^^^^^^^^^^^
Dec 17 17:02:13.502 INFO [stderr]    |
Dec 17 17:02:13.502 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 17:02:13.502 INFO [stderr] 
Dec 17 17:02:13.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.01s
Dec 17 17:02:15.253 INFO running `"docker" "inspect" "fc2b242db3cd4851cf3490c21ad4d418a6013e6fc5c6e6d6e4c9af18074b0516"`
Dec 17 17:02:15.602 INFO running `"docker" "rm" "-f" "fc2b242db3cd4851cf3490c21ad4d418a6013e6fc5c6e6d6e4c9af18074b0516"`
Dec 17 17:02:15.871 INFO [stdout] fc2b242db3cd4851cf3490c21ad4d418a6013e6fc5c6e6d6e4c9af18074b0516