Dec 17 13:57:52.632 INFO checking tehroot/gpiorust against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 13:57:52.632 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/tehroot/gpiorust:/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 13:57:53.142 INFO [stdout] 2b71672c97e4066eca4fc551fef8c04bf6d427ecb7baac0dca9b31151c42122d
Dec 17 13:57:53.144 INFO running `"docker" "start" "-a" "2b71672c97e4066eca4fc551fef8c04bf6d427ecb7baac0dca9b31151c42122d"`
Dec 17 13:57:55.236 INFO [stderr]     Checking memchr v0.1.11
Dec 17 13:57:55.236 INFO [stderr]    Compiling nix v0.6.0
Dec 17 13:57:55.244 INFO [stderr]     Checking thread-id v2.0.0
Dec 17 13:57:55.553 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 17 13:57:55.733 INFO [stderr]     Checking thread_local v0.2.7
Dec 17 13:57:56.494 INFO [stderr]     Checking regex v0.1.80
Dec 17 13:58:00.172 INFO [stderr]     Checking sysfs_gpio v0.5.1
Dec 17 13:58:00.478 INFO [stderr]     Checking test v0.1.0 (/opt/crater/workdir)
Dec 17 13:58:00.718 INFO [stderr] warning: unused variable: `value`
Dec 17 13:58:00.718 INFO [stderr]   --> src/main.rs:26:19
Dec 17 13:58:00.718 INFO [stderr]    |
Dec 17 13:58:00.718 INFO [stderr] 26 |             if let Some(value) = poller.poll(1000)? {
Dec 17 13:58:00.718 INFO [stderr]    |                         ^^^^^ help: consider using `_value` instead
Dec 17 13:58:00.718 INFO [stderr]    |
Dec 17 13:58:00.718 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:58:00.718 INFO [stderr] 
Dec 17 13:58:00.728 INFO [stderr] warning: unused variable: `value`
Dec 17 13:58:00.728 INFO [stderr]   --> src/main.rs:26:19
Dec 17 13:58:00.728 INFO [stderr]    |
Dec 17 13:58:00.728 INFO [stderr] 26 |             if let Some(value) = poller.poll(1000)? {
Dec 17 13:58:00.728 INFO [stderr]    |                         ^^^^^ help: consider using `_value` instead
Dec 17 13:58:00.728 INFO [stderr]    |
Dec 17 13:58:00.728 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 17 13:58:00.728 INFO [stderr] 
Dec 17 13:58:00.772 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
Dec 17 13:58:01.360 INFO running `"docker" "inspect" "2b71672c97e4066eca4fc551fef8c04bf6d427ecb7baac0dca9b31151c42122d"`
Dec 17 13:58:01.570 INFO running `"docker" "rm" "-f" "2b71672c97e4066eca4fc551fef8c04bf6d427ecb7baac0dca9b31151c42122d"`
Dec 17 13:58:01.886 INFO [stdout] 2b71672c97e4066eca4fc551fef8c04bf6d427ecb7baac0dca9b31151c42122d