[INFO] updating cached repository https://github.com/joaomoreno/fanshim-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ed17c7c0105b674ca984ed19ed1d56a113e0ae9
[INFO] checking joaomoreno/fanshim-rust against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoaomoreno%2Ffanshim-rust" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/joaomoreno/fanshim-rust on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/joaomoreno/fanshim-rust
[INFO] finished tweaking git repo https://github.com/joaomoreno/fanshim-rust
[INFO] tweaked toml for git repo https://github.com/joaomoreno/fanshim-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/joaomoreno/fanshim-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 08f2d94298a4198f7e41a292846801c05035f903e131075c523224e0d6601908
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "08f2d94298a4198f7e41a292846801c05035f903e131075c523224e0d6601908"`
[INFO] [stderr]     Checking colorsys v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.16
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking fanshim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `SystemTime`, `UNIX_EPOCH`
[INFO] [stderr]  --> examples/led.rs:8:27
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::time::{Duration, SystemTime, UNIX_EPOCH};
[INFO] [stderr]   |                           ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> examples/led.rs:38:3
[INFO] [stderr]    |
[INFO] [stderr] 14 | /   loop {
[INFO] [stderr] 15 | |     println!("{}", h);
[INFO] [stderr] 16 | |     let hsl = Hsl::new(h as f64, 100.0, 50.0, Some(1.0));
[INFO] [stderr] 17 | |     let rgb = Rgb::from(&hsl);
[INFO] [stderr] ...  |
[INFO] [stderr] 35 | |     h = (h + 1) % 360;
[INFO] [stderr] 36 | |   }
[INFO] [stderr]    | |___- any code following this expression is unreachable
[INFO] [stderr] 37 | 
[INFO] [stderr] 38 |     Ok(())
[INFO] [stderr]    |     ^^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.19s
[INFO] running `"docker" "inspect" "08f2d94298a4198f7e41a292846801c05035f903e131075c523224e0d6601908"`
[INFO] running `"docker" "rm" "-f" "08f2d94298a4198f7e41a292846801c05035f903e131075c523224e0d6601908"`
[INFO] [stdout] 08f2d94298a4198f7e41a292846801c05035f903e131075c523224e0d6601908