[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] testing Termina94/op1/c18059fddfc8e636caaa17c6b804b13c0de3b2ad against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTermina94%2Fop1" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Termina94/op1 on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "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-2-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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "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 aaudio-sys v0.1.0
[INFO] [stderr]   Downloaded tinyaudio v0.1.2
[INFO] [stderr]   Downloaded aaudio v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43972ed6f0f66c2a2a6b9c6df86d86718f13fe3838cab61ae0beccf6b32e04cc
[INFO] running `Command { std: "docker" "start" "-a" "43972ed6f0f66c2a2a6b9c6df86d86718f13fe3838cab61ae0beccf6b32e04cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43972ed6f0f66c2a2a6b9c6df86d86718f13fe3838cab61ae0beccf6b32e04cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43972ed6f0f66c2a2a6b9c6df86d86718f13fe3838cab61ae0beccf6b32e04cc", kill_on_drop: false }`
[INFO] [stdout] 43972ed6f0f66c2a2a6b9c6df86d86718f13fe3838cab61ae0beccf6b32e04cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ba38207ced971ed341425756a9c52b4fc7fac8726120d0ea56a820b8a61ff18
[INFO] running `Command { std: "docker" "start" "-a" "1ba38207ced971ed341425756a9c52b4fc7fac8726120d0ea56a820b8a61ff18", 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.47s
[INFO] running `Command { std: "docker" "inspect" "1ba38207ced971ed341425756a9c52b4fc7fac8726120d0ea56a820b8a61ff18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba38207ced971ed341425756a9c52b4fc7fac8726120d0ea56a820b8a61ff18", kill_on_drop: false }`
[INFO] [stdout] 1ba38207ced971ed341425756a9c52b4fc7fac8726120d0ea56a820b8a61ff18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52c0afce502d9779a8c9178e12b5db6802e7182e22e36759c7642aa0ea99600b
[INFO] running `Command { std: "docker" "start" "-a" "52c0afce502d9779a8c9178e12b5db6802e7182e22e36759c7642aa0ea99600b", 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "52c0afce502d9779a8c9178e12b5db6802e7182e22e36759c7642aa0ea99600b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c0afce502d9779a8c9178e12b5db6802e7182e22e36759c7642aa0ea99600b", kill_on_drop: false }`
[INFO] [stdout] 52c0afce502d9779a8c9178e12b5db6802e7182e22e36759c7642aa0ea99600b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 673c20e835cee9224edf871a9cf7709e9bb194252bd98c8c8a8a3f0a0a843a6b
[INFO] running `Command { std: "docker" "start" "-a" "673c20e835cee9224edf871a9cf7709e9bb194252bd98c8c8a8a3f0a0a843a6b", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `MidiFileSequencer`
[INFO] [stderr]  --> src/main.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 | use rustysynth::{MidiFile, MidiFileSequencer, SoundFont, Synthesizer, SynthesizerSettings};
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `midi_file`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let midi_file = Arc::new(MidiFile::new(&mut mid).unwrap());
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_midi_file`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `op1` (bin "op1" test) generated 2 warnings (run `cargo fix --bin "op1" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/op1-751b8ba62a2506a6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "673c20e835cee9224edf871a9cf7709e9bb194252bd98c8c8a8a3f0a0a843a6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673c20e835cee9224edf871a9cf7709e9bb194252bd98c8c8a8a3f0a0a843a6b", kill_on_drop: false }`
[INFO] [stdout] 673c20e835cee9224edf871a9cf7709e9bb194252bd98c8c8a8a3f0a0a843a6b