Dec 19 06:55:58.325 INFO checking tomarrell/rasp-ws2812b against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 06:55:58.325 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/tomarrell/rasp-ws2812b:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 06:55:58.826 INFO [stdout] f3e47be0b874944ae6850a567ea23b196d3601332d1eb2251ef3e30b5d129303
Dec 19 06:55:58.828 INFO running `"docker" "start" "-a" "f3e47be0b874944ae6850a567ea23b196d3601332d1eb2251ef3e30b5d129303"`
Dec 19 06:56:00.352 INFO [stderr]     Checking rppal v0.7.1
Dec 19 06:56:01.633 INFO [stderr]     Checking raspberry v0.1.0 (/opt/crater/workdir)
Dec 19 06:56:01.773 INFO [stderr] warning: unused import: `std::thread`
Dec 19 06:56:01.773 INFO [stderr]  --> src/main.rs:4:5
Dec 19 06:56:01.773 INFO [stderr]   |
Dec 19 06:56:01.773 INFO [stderr] 4 | use std::thread;
Dec 19 06:56:01.773 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 06:56:01.773 INFO [stderr]   |
Dec 19 06:56:01.776 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:56:01.776 INFO [stderr] 
Dec 19 06:56:01.776 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 19 06:56:01.776 INFO [stderr]  --> src/main.rs:5:5
Dec 19 06:56:01.776 INFO [stderr]   |
Dec 19 06:56:01.776 INFO [stderr] 5 | use std::time::Duration;
Dec 19 06:56:01.776 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 06:56:01.776 INFO [stderr] 
Dec 19 06:56:01.800 INFO [stderr] warning: unused import: `std::thread`
Dec 19 06:56:01.801 INFO [stderr]  --> src/main.rs:4:5
Dec 19 06:56:01.801 INFO [stderr]   |
Dec 19 06:56:01.801 INFO [stderr] 4 | use std::thread;
Dec 19 06:56:01.802 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 06:56:01.802 INFO [stderr]   |
Dec 19 06:56:01.802 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 06:56:01.802 INFO [stderr] 
Dec 19 06:56:01.802 INFO [stderr] warning: unused import: `std::time::Duration`
Dec 19 06:56:01.804 INFO [stderr]  --> src/main.rs:5:5
Dec 19 06:56:01.804 INFO [stderr]   |
Dec 19 06:56:01.804 INFO [stderr] 5 | use std::time::Duration;
Dec 19 06:56:01.804 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 06:56:01.804 INFO [stderr] 
Dec 19 06:56:01.908 INFO [stderr] warning: field is never used: `num_leds`
Dec 19 06:56:01.908 INFO [stderr]   --> src/main.rs:46:5
Dec 19 06:56:01.908 INFO [stderr]    |
Dec 19 06:56:01.908 INFO [stderr] 46 |     num_leds: u32,
Dec 19 06:56:01.908 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 06:56:01.908 INFO [stderr]    |
Dec 19 06:56:01.908 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 06:56:01.908 INFO [stderr] 
Dec 19 06:56:01.908 INFO [stderr] warning: method is never used: `clear_all_leds`
Dec 19 06:56:01.908 INFO [stderr]    --> src/main.rs:132:5
Dec 19 06:56:01.908 INFO [stderr]     |
Dec 19 06:56:01.908 INFO [stderr] 132 |     fn clear_all_leds(&mut self) {
Dec 19 06:56:01.908 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:56:01.908 INFO [stderr] 
Dec 19 06:56:01.932 INFO [stderr] warning: field is never used: `num_leds`
Dec 19 06:56:01.932 INFO [stderr]   --> src/main.rs:46:5
Dec 19 06:56:01.932 INFO [stderr]    |
Dec 19 06:56:01.932 INFO [stderr] 46 |     num_leds: u32,
Dec 19 06:56:01.932 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 19 06:56:01.932 INFO [stderr]    |
Dec 19 06:56:01.932 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 06:56:01.932 INFO [stderr] 
Dec 19 06:56:01.932 INFO [stderr] warning: method is never used: `clear_all_leds`
Dec 19 06:56:01.932 INFO [stderr]    --> src/main.rs:132:5
Dec 19 06:56:01.932 INFO [stderr]     |
Dec 19 06:56:01.932 INFO [stderr] 132 |     fn clear_all_leds(&mut self) {
Dec 19 06:56:01.932 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 06:56:01.932 INFO [stderr] 
Dec 19 06:56:01.974 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
Dec 19 06:56:03.026 INFO running `"docker" "inspect" "f3e47be0b874944ae6850a567ea23b196d3601332d1eb2251ef3e30b5d129303"`
Dec 19 06:56:03.370 INFO running `"docker" "rm" "-f" "f3e47be0b874944ae6850a567ea23b196d3601332d1eb2251ef3e30b5d129303"`
Dec 19 06:56:03.737 INFO [stdout] f3e47be0b874944ae6850a567ea23b196d3601332d1eb2251ef3e30b5d129303