[INFO] cloning repository https://github.com/DDRBoxman/blink1-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DDRBoxman/blink1-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDDRBoxman%2Fblink1-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDDRBoxman%2Fblink1-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 99bd6bc4047ef51e8c61bc22fe1fdb1150f4b27b
[INFO] checking DDRBoxman/blink1-rs against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDDRBoxman%2Fblink1-rs" "/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/DDRBoxman/blink1-rs on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DDRBoxman/blink1-rs
[INFO] finished tweaking git repo https://github.com/DDRBoxman/blink1-rs
[INFO] tweaked toml for git repo https://github.com/DDRBoxman/blink1-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/DDRBoxman/blink1-rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50cd36c4f489b81beaec375fd7762cb85e9291ae9fbbb703e449808273129beb
[INFO] running `"docker" "start" "-a" "50cd36c4f489b81beaec375fd7762cb85e9291ae9fbbb703e449808273129beb"`
[INFO] [stderr]    Compiling failure_derive v0.1.4
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling hidapi v0.5.0
[INFO] [stderr]     Checking backtrace v0.3.13
[INFO] [stderr]     Checking failure v0.1.4
[INFO] [stderr]     Checking blink1 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant item is never used: `BLINK1_REPORT2_ID`
[INFO] [stderr]   --> src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const BLINK1_REPORT2_ID: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLINK1_REPORT2_SIZE`
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const BLINK1_REPORT2_SIZE: usize = 60;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLINK1_BUF2_SIZE`
[INFO] [stderr]   --> src/lib.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const BLINK1_BUF2_SIZE: usize = BLINK1_REPORT2_SIZE + 1;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLINK1_REPORT2_ID`
[INFO] [stderr]   --> src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | const BLINK1_REPORT2_ID: u8 = 2;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLINK1_REPORT2_SIZE`
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const BLINK1_REPORT2_SIZE: usize = 60;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `BLINK1_BUF2_SIZE`
[INFO] [stderr]   --> src/lib.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | const BLINK1_BUF2_SIZE: usize = BLINK1_REPORT2_SIZE + 1;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.07s
[INFO] running `"docker" "inspect" "50cd36c4f489b81beaec375fd7762cb85e9291ae9fbbb703e449808273129beb"`
[INFO] running `"docker" "rm" "-f" "50cd36c4f489b81beaec375fd7762cb85e9291ae9fbbb703e449808273129beb"`
[INFO] [stdout] 50cd36c4f489b81beaec375fd7762cb85e9291ae9fbbb703e449808273129beb