[INFO] cloning repository https://github.com/Termina94/op1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Termina94/op1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTermina94%2Fop1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTermina94%2Fop1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c18059fddfc8e636caaa17c6b804b13c0de3b2ad
[INFO] building Termina94/op1 against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTermina94%2Fop1" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Termina94/op1 on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Termina94/op1
[INFO] finished tweaking git repo https://github.com/Termina94/op1
[INFO] tweaked toml for git repo https://github.com/Termina94/op1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Termina94/op1 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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] building Termina94/op1 against try#7587ff3622fbec0abf6ac551eab5226f22f5d958 for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTermina94%2Fop1" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Termina94/op1 on toolchain 7587ff3622fbec0abf6ac551eab5226f22f5d958
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Termina94/op1
[INFO] finished tweaking git repo https://github.com/Termina94/op1
[INFO] tweaked toml for git repo https://github.com/Termina94/op1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Termina94/op1 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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] building Termina94/op1 against try#7587ff3622fbec0abf6ac551eab5226f22f5d958 for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTermina94%2Fop1" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Termina94/op1 on toolchain 7587ff3622fbec0abf6ac551eab5226f22f5d958
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Termina94/op1
[INFO] finished tweaking git repo https://github.com/Termina94/op1
[INFO] tweaked toml for git repo https://github.com/Termina94/op1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Termina94/op1 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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinyaudio v0.1.2
[INFO] [stderr]   Downloaded rustysynth v1.3.1
[INFO] [stderr]   Downloaded aaudio-sys v0.1.0
[INFO] [stderr]   Downloaded aaudio v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78d36c25ba30ead1000e92a0303b0a1ab736738ebffbcbae4126d2f95d4be3c9
[INFO] running `Command { std: "docker" "start" "-a" "78d36c25ba30ead1000e92a0303b0a1ab736738ebffbcbae4126d2f95d4be3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78d36c25ba30ead1000e92a0303b0a1ab736738ebffbcbae4126d2f95d4be3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78d36c25ba30ead1000e92a0303b0a1ab736738ebffbcbae4126d2f95d4be3c9", kill_on_drop: false }`
[INFO] [stdout] 78d36c25ba30ead1000e92a0303b0a1ab736738ebffbcbae4126d2f95d4be3c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e9f7158ec3d125ea2885f2497daa62f25625a28a2676b656adc2a1d54bef231
[INFO] running `Command { std: "docker" "start" "-a" "7e9f7158ec3d125ea2885f2497daa62f25625a28a2676b656adc2a1d54bef231", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling rustysynth v1.3.1
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling tinyaudio v0.1.2
[INFO] [stderr]    Compiling op1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MidiFileSequencer`
[INFO] [stdout]  --> src/main.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rustysynth::{MidiFile, MidiFileSequencer, SoundFont, Synthesizer, SynthesizerSettings};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `midi_file`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let midi_file = Arc::new(MidiFile::new(&mut mid).unwrap());
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_midi_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "7e9f7158ec3d125ea2885f2497daa62f25625a28a2676b656adc2a1d54bef231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9f7158ec3d125ea2885f2497daa62f25625a28a2676b656adc2a1d54bef231", kill_on_drop: false }`
[INFO] [stdout] 7e9f7158ec3d125ea2885f2497daa62f25625a28a2676b656adc2a1d54bef231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+7587ff3622fbec0abf6ac551eab5226f22f5d958" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b9c10cb345db56299838ecdce40703739f1cef8799c944558dd832f848766d5
[INFO] running `Command { std: "docker" "start" "-a" "7b9c10cb345db56299838ecdce40703739f1cef8799c944558dd832f848766d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling op1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MidiFileSequencer`
[INFO] [stdout]  --> src/main.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rustysynth::{MidiFile, MidiFileSequencer, SoundFont, Synthesizer, SynthesizerSettings};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `midi_file`
[INFO] [stdout]   --> src/main.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let midi_file = Arc::new(MidiFile::new(&mut mid).unwrap());
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_midi_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "7b9c10cb345db56299838ecdce40703739f1cef8799c944558dd832f848766d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b9c10cb345db56299838ecdce40703739f1cef8799c944558dd832f848766d5", kill_on_drop: false }`
[INFO] [stdout] 7b9c10cb345db56299838ecdce40703739f1cef8799c944558dd832f848766d5