[INFO] updating cached repository LogoiLab/rpi
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/LogoiLab/rpi
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/LogoiLab/rpi" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/LogoiLab/rpi"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/LogoiLab/rpi'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/LogoiLab/rpi" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/LogoiLab/rpi"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/LogoiLab/rpi'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a21f7939c8eae63975be3e477fffaa9eb32c2ace
[INFO] sha for GitHub repo LogoiLab/rpi: a21f7939c8eae63975be3e477fffaa9eb32c2ace
[INFO] validating manifest of LogoiLab/rpi on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of LogoiLab/rpi on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing LogoiLab/rpi
[INFO] finished frobbing LogoiLab/rpi
[INFO] frobbed toml for LogoiLab/rpi written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/LogoiLab/rpi/Cargo.toml
[INFO] started frobbing LogoiLab/rpi
[INFO] finished frobbing LogoiLab/rpi
[INFO] frobbed toml for LogoiLab/rpi written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/LogoiLab/rpi/Cargo.toml
[INFO] crate LogoiLab/rpi already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking LogoiLab/rpi against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-0/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/LogoiLab/rpi:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4665300aeb92e70c765b655638862d29f57b59eb7d49d48239548e4b672152b1
[INFO] running `"docker" "start" "-a" "4665300aeb92e70c765b655638862d29f57b59eb7d49d48239548e4b672152b1"`
[INFO] [stderr]     Checking nix v0.6.0
[INFO] [stderr]     Checking sysfs_gpio v0.5.1
[INFO] [stderr]     Checking rpi v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     match error_num {
[INFO] [stderr] 22 | |         0 => led_red.with_exported(|| {
[INFO] [stderr] 23 | |             led_red.set_direction(Direction::Low)?;
[INFO] [stderr] 24 | |             let iterations = duration_ms / period_ms / 2;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         _ => Ok(()),
[INFO] [stderr] 59 | |     };
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | /     match error_num {
[INFO] [stderr] 22 | |         0 => led_red.with_exported(|| {
[INFO] [stderr] 23 | |             led_red.set_direction(Direction::Low)?;
[INFO] [stderr] 24 | |             let iterations = duration_ms / period_ms / 2;
[INFO] [stderr] ...  |
[INFO] [stderr] 58 | |         _ => Ok(()),
[INFO] [stderr] 59 | |     };
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.82s
[INFO] running `"docker" "inspect" "4665300aeb92e70c765b655638862d29f57b59eb7d49d48239548e4b672152b1"`
[INFO] running `"docker" "rm" "-f" "4665300aeb92e70c765b655638862d29f57b59eb7d49d48239548e4b672152b1"`
[INFO] [stdout] 4665300aeb92e70c765b655638862d29f57b59eb7d49d48239548e4b672152b1