[INFO] cloning repository https://github.com/Void1315/piano-demo-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Void1315/piano-demo-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVoid1315%2Fpiano-demo-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVoid1315%2Fpiano-demo-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33f8c8c41b001b4f2e21de7c9e44131c982ed1d7
[INFO] checking Void1315/piano-demo-rs against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVoid1315%2Fpiano-demo-rs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Void1315/piano-demo-rs on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Void1315/piano-demo-rs
[INFO] finished tweaking git repo https://github.com/Void1315/piano-demo-rs
[INFO] tweaked toml for git repo https://github.com/Void1315/piano-demo-rs written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Void1315/piano-demo-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustysynth v1.3.1
[INFO] [stderr]   Downloaded coremidi v0.8.0
[INFO] [stderr]   Downloaded coremidi-sys v3.1.0
[INFO] [stderr]   Downloaded windows-interface v0.56.0
[INFO] [stderr]   Downloaded windows-implement v0.56.0
[INFO] [stderr]   Downloaded windows-core v0.56.0
[INFO] [stderr]   Downloaded midir v0.10.0
[INFO] [stderr]   Downloaded windows v0.56.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2238be71aee4a46048010bc0167446fff28a8f58470a50516a638b6e2c339db8
[INFO] running `Command { std: "docker" "start" "-a" "2238be71aee4a46048010bc0167446fff28a8f58470a50516a638b6e2c339db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2238be71aee4a46048010bc0167446fff28a8f58470a50516a638b6e2c339db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2238be71aee4a46048010bc0167446fff28a8f58470a50516a638b6e2c339db8", kill_on_drop: false }`
[INFO] [stdout] 2238be71aee4a46048010bc0167446fff28a8f58470a50516a638b6e2c339db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc6ab3053c92a186aee001c8e67219d6f88c72a3cf012a643844146419aa8775
[INFO] running `Command { std: "docker" "start" "-a" "fc6ab3053c92a186aee001c8e67219d6f88c72a3cf012a643844146419aa8775", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking rustysynth v1.3.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking alsa v0.9.0
[INFO] [stderr]     Checking midir v0.10.0
[INFO] [stderr]     Checking piano_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `trackdiv`
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let trackdiv = midi_file.header.m_time_division; // 一个四分音符的时间
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trackdiv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `velocity`
[INFO] [stdout]   --> src/main.rs:70:50
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     MessageEvent::NoteOff { key, velocity } => {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: try ignoring the field: `velocity: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trackdiv`
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let trackdiv = midi_file.header.m_time_division; // 一个四分音符的时间
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trackdiv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `velocity`
[INFO] [stdout]   --> src/main.rs:70:50
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     MessageEvent::NoteOff { key, velocity } => {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: try ignoring the field: `velocity: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "fc6ab3053c92a186aee001c8e67219d6f88c72a3cf012a643844146419aa8775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6ab3053c92a186aee001c8e67219d6f88c72a3cf012a643844146419aa8775", kill_on_drop: false }`
[INFO] [stdout] fc6ab3053c92a186aee001c8e67219d6f88c72a3cf012a643844146419aa8775
[INFO] checking Void1315/piano-demo-rs against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVoid1315%2Fpiano-demo-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Void1315/piano-demo-rs on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Void1315/piano-demo-rs
[INFO] finished tweaking git repo https://github.com/Void1315/piano-demo-rs
[INFO] tweaked toml for git repo https://github.com/Void1315/piano-demo-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Void1315/piano-demo-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cb12482eef3b8b69a5b60daa4efba0232d8e8a2f57dc7b30f26af8415955b56
[INFO] running `Command { std: "docker" "start" "-a" "6cb12482eef3b8b69a5b60daa4efba0232d8e8a2f57dc7b30f26af8415955b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cb12482eef3b8b69a5b60daa4efba0232d8e8a2f57dc7b30f26af8415955b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb12482eef3b8b69a5b60daa4efba0232d8e8a2f57dc7b30f26af8415955b56", kill_on_drop: false }`
[INFO] [stdout] 6cb12482eef3b8b69a5b60daa4efba0232d8e8a2f57dc7b30f26af8415955b56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ff568e06073b48d550cd82783caaa63983e0d7e88002602c7943ad2564619a
[INFO] running `Command { std: "docker" "start" "-a" "c8ff568e06073b48d550cd82783caaa63983e0d7e88002602c7943ad2564619a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]    Compiling cpal v0.15.3
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking rustysynth v1.3.1
[INFO] [stderr]     Checking alsa v0.9.0
[INFO] [stderr]     Checking midir v0.10.0
[INFO] [stderr]     Checking piano_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `trackdiv`
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let trackdiv = midi_file.header.m_time_division; // 一个四分音符的时间
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trackdiv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `velocity`
[INFO] [stdout]   --> src/main.rs:70:50
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     MessageEvent::NoteOff { key, velocity } => {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: try ignoring the field: `velocity: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trackdiv`
[INFO] [stdout]   --> src/main.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let trackdiv = midi_file.header.m_time_division; // 一个四分音符的时间
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trackdiv`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `velocity`
[INFO] [stdout]   --> src/main.rs:70:50
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     MessageEvent::NoteOff { key, velocity } => {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: try ignoring the field: `velocity: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.91s
[INFO] running `Command { std: "docker" "inspect" "c8ff568e06073b48d550cd82783caaa63983e0d7e88002602c7943ad2564619a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ff568e06073b48d550cd82783caaa63983e0d7e88002602c7943ad2564619a", kill_on_drop: false }`
[INFO] [stdout] c8ff568e06073b48d550cd82783caaa63983e0d7e88002602c7943ad2564619a