[INFO] updating cached repository https://github.com/flaminisx/ambilight-rs [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] c1dfaea75ea5c344774293de4d6e014672584558 [INFO] checking flaminisx/ambilight-rs against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflaminisx%2Fambilight-rs" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/flaminisx/ambilight-rs on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/flaminisx/ambilight-rs [INFO] finished tweaking git repo https://github.com/flaminisx/ambilight-rs [INFO] tweaked toml for git repo https://github.com/flaminisx/ambilight-rs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/flaminisx/ambilight-rs already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 366705d8a8df7419cc776f39c15aa208fd9185d5bdb00e624a4eb4447b13d3d8 [INFO] running `"docker" "start" "-a" "366705d8a8df7419cc776f39c15aa208fd9185d5bdb00e624a4eb4447b13d3d8"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling scrap v0.5.0 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking block v0.1.6 [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Checking serial-core v0.4.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking ambilight-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:268:3 [INFO] [stderr] | [INFO] [stderr] 252 | / loop { [INFO] [stderr] 253 | | port.write(&ada)?; [INFO] [stderr] 254 | | port.write(&check)?; [INFO] [stderr] 255 | | for i in 0..92 { [INFO] [stderr] ... | [INFO] [stderr] 266 | | std::thread::sleep(Duration::from_millis(15)); [INFO] [stderr] 267 | | } [INFO] [stderr] | |___- any code following this expression is unreachable [INFO] [stderr] 268 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/main.rs:268:3 [INFO] [stderr] | [INFO] [stderr] 252 | / loop { [INFO] [stderr] 253 | | port.write(&ada)?; [INFO] [stderr] 254 | | port.write(&check)?; [INFO] [stderr] 255 | | for i in 0..92 { [INFO] [stderr] ... | [INFO] [stderr] 266 | | std::thread::sleep(Duration::from_millis(15)); [INFO] [stderr] 267 | | } [INFO] [stderr] | |___- any code following this expression is unreachable [INFO] [stderr] 268 | Ok(()) [INFO] [stderr] | ^^^^^^ unreachable expression [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame_time_start` [INFO] [stderr] --> src/main.rs:114:9 [INFO] [stderr] | [INFO] [stderr] 114 | let frame_time_start = time::precise_time_ns(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_time_start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame_time_end` [INFO] [stderr] --> src/main.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 143 | let frame_time_end = time::precise_time_ns(); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_time_end` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame_time_start` [INFO] [stderr] --> src/main.rs:114:9 [INFO] [stderr] | [INFO] [stderr] 114 | let frame_time_start = time::precise_time_ns(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_time_start` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `frame_time_end` [INFO] [stderr] --> src/main.rs:143:9 [INFO] [stderr] | [INFO] [stderr] 143 | let frame_time_end = time::precise_time_ns(); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_frame_time_end` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:255:9 [INFO] [stderr] | [INFO] [stderr] 255 | for i in 0..92 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:255:9 [INFO] [stderr] | [INFO] [stderr] 255 | for i in 0..92 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `print` [INFO] [stderr] --> src/main.rs:24:3 [INFO] [stderr] | [INFO] [stderr] 24 | fn print(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `interact` [INFO] [stderr] --> src/main.rs:246:4 [INFO] [stderr] | [INFO] [stderr] 246 | fn interact(port: &mut T) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `conf` should have an upper case name [INFO] [stderr] --> src/main.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 51 | static conf: Config = Config { [INFO] [stderr] | ^^^^ help: convert the identifier to upper case: `CONF` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:71:3 [INFO] [stderr] | [INFO] [stderr] 71 | prepare_port(&mut port); [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: associated function is never used: `print` [INFO] [stderr] --> src/main.rs:24:3 [INFO] [stderr] | [INFO] [stderr] 24 | fn print(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `interact` [INFO] [stderr] --> src/main.rs:246:4 [INFO] [stderr] | [INFO] [stderr] 246 | fn interact(port: &mut T) -> io::Result<()> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: static variable `conf` should have an upper case name [INFO] [stderr] --> src/main.rs:51:8 [INFO] [stderr] | [INFO] [stderr] 51 | static conf: Config = Config { [INFO] [stderr] | ^^^^ help: convert the identifier to upper case: `CONF` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:142:5 [INFO] [stderr] | [INFO] [stderr] 142 | send_vec(&mut port, &data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:71:3 [INFO] [stderr] | [INFO] [stderr] 71 | prepare_port(&mut port); [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 `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:142:5 [INFO] [stderr] | [INFO] [stderr] 142 | send_vec(&mut port, &data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.54s [INFO] running `"docker" "inspect" "366705d8a8df7419cc776f39c15aa208fd9185d5bdb00e624a4eb4447b13d3d8"` [INFO] running `"docker" "rm" "-f" "366705d8a8df7419cc776f39c15aa208fd9185d5bdb00e624a4eb4447b13d3d8"` [INFO] [stdout] 366705d8a8df7419cc776f39c15aa208fd9185d5bdb00e624a4eb4447b13d3d8