Dec 18 16:24:47.992 INFO checking forust-0.1.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 16:24:47.992 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/forust/0.1.0:/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 18 16:24:48.614 INFO [stdout] fed31e52ad2cbda72a8cc13eed682df328fa6846df39f8ade5c7739b6ab34031
Dec 18 16:24:48.624 INFO running `"docker" "start" "-a" "fed31e52ad2cbda72a8cc13eed682df328fa6846df39f8ade5c7739b6ab34031"`
Dec 18 16:24:50.164 INFO [stderr]     Checking clap v1.5.6
Dec 18 16:24:53.299 INFO [stderr]     Checking forust v0.1.0 (/opt/crater/workdir)
Dec 18 16:24:53.628 INFO [stderr] warning: unused variable: `contents`
Dec 18 16:24:53.628 INFO [stderr]   --> src/main.rs:17:9
Dec 18 16:24:53.628 INFO [stderr]    |
Dec 18 16:24:53.628 INFO [stderr] 17 |     let contents = open_file(dir, file);
Dec 18 16:24:53.628 INFO [stderr]    |         ^^^^^^^^ help: consider using `_contents` instead
Dec 18 16:24:53.628 INFO [stderr]    |
Dec 18 16:24:53.628 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 16:24:53.628 INFO [stderr] 
Dec 18 16:24:53.692 INFO [stderr] warning: unused variable: `contents`
Dec 18 16:24:53.692 INFO [stderr]   --> src/main.rs:17:9
Dec 18 16:24:53.692 INFO [stderr]    |
Dec 18 16:24:53.692 INFO [stderr] 17 |     let contents = open_file(dir, file);
Dec 18 16:24:53.692 INFO [stderr]    |         ^^^^^^^^ help: consider using `_contents` instead
Dec 18 16:24:53.692 INFO [stderr]    |
Dec 18 16:24:53.692 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 16:24:53.692 INFO [stderr] 
Dec 18 16:24:53.727 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
Dec 18 16:24:54.137 INFO running `"docker" "inspect" "fed31e52ad2cbda72a8cc13eed682df328fa6846df39f8ade5c7739b6ab34031"`
Dec 18 16:24:54.258 INFO running `"docker" "rm" "-f" "fed31e52ad2cbda72a8cc13eed682df328fa6846df39f8ade5c7739b6ab34031"`
Dec 18 16:24:54.357 INFO [stdout] fed31e52ad2cbda72a8cc13eed682df328fa6846df39f8ade5c7739b6ab34031