Dec 04 18:56:02.654 INFO checking exploids/rpi_matrix against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 18:56:02.654 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 18:56:03.114 INFO [stdout] b8891985fc1038ad9947a7346f973656ed0e7f67b63808006cc73ac48a718afb
Dec 04 18:56:03.117 INFO running `"docker" "start" "-a" "b8891985fc1038ad9947a7346f973656ed0e7f67b63808006cc73ac48a718afb"`
Dec 04 18:56:04.259 INFO [stderr] usermod: no changes
Dec 04 18:56:04.323 INFO [stderr]     Checking rppal v0.8.1
Dec 04 18:56:05.763 INFO [stderr]     Checking rpi_matrix v0.1.0 (/source)
Dec 04 18:56:06.347 INFO [stderr] warning: unused import: `Level`
Dec 04 18:56:06.347 INFO [stderr]  --> src/main.rs:6:31
Dec 04 18:56:06.347 INFO [stderr]   |
Dec 04 18:56:06.347 INFO [stderr] 6 | use rppal::gpio::{Gpio, Mode, Level};
Dec 04 18:56:06.347 INFO [stderr]   |                               ^^^^^
Dec 04 18:56:06.347 INFO [stderr]   |
Dec 04 18:56:06.347 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 18:56:06.347 INFO [stderr] 
Dec 04 18:56:06.431 INFO [stderr] warning: unused variable: `x`
Dec 04 18:56:06.431 INFO [stderr]   --> src/main.rs:19:9
Dec 04 18:56:06.431 INFO [stderr]    |
Dec 04 18:56:06.431 INFO [stderr] 19 |     for x in 0..100 {
Dec 04 18:56:06.431 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 04 18:56:06.431 INFO [stderr]    |
Dec 04 18:56:06.431 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 18:56:06.431 INFO [stderr] 
Dec 04 18:56:06.455 INFO [stderr] warning: unused import: `Level`
Dec 04 18:56:06.455 INFO [stderr]  --> src/main.rs:6:31
Dec 04 18:56:06.455 INFO [stderr]   |
Dec 04 18:56:06.455 INFO [stderr] 6 | use rppal::gpio::{Gpio, Mode, Level};
Dec 04 18:56:06.455 INFO [stderr]   |                               ^^^^^
Dec 04 18:56:06.455 INFO [stderr]   |
Dec 04 18:56:06.455 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 18:56:06.455 INFO [stderr] 
Dec 04 18:56:06.507 INFO [stderr] warning: unused variable: `x`
Dec 04 18:56:06.507 INFO [stderr]   --> src/main.rs:19:9
Dec 04 18:56:06.507 INFO [stderr]    |
Dec 04 18:56:06.507 INFO [stderr] 19 |     for x in 0..100 {
Dec 04 18:56:06.507 INFO [stderr]    |         ^ help: consider using `_x` instead
Dec 04 18:56:06.507 INFO [stderr]    |
Dec 04 18:56:06.507 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 18:56:06.507 INFO [stderr] 
Dec 04 18:56:06.542 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
Dec 04 18:56:06.547 INFO [stderr] su: No module specific data is present
Dec 04 18:56:07.202 INFO running `"docker" "inspect" "b8891985fc1038ad9947a7346f973656ed0e7f67b63808006cc73ac48a718afb"`
Dec 04 18:56:07.458 INFO running `"docker" "rm" "-f" "b8891985fc1038ad9947a7346f973656ed0e7f67b63808006cc73ac48a718afb"`
Dec 04 18:56:07.813 INFO [stdout] b8891985fc1038ad9947a7346f973656ed0e7f67b63808006cc73ac48a718afb