[INFO] cloning repository https://github.com/scott181182/farfisa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scott181182/farfisa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott181182%2Ffarfisa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott181182%2Ffarfisa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 174a766c1f0e1aa213e633e060a95ca04a993fd2
[INFO] checking scott181182/farfisa against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscott181182%2Ffarfisa" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scott181182/farfisa on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scott181182/farfisa
[INFO] finished tweaking git repo https://github.com/scott181182/farfisa
[INFO] tweaked toml for git repo https://github.com/scott181182/farfisa written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/scott181182/farfisa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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 crossterm_screen v0.2.3
[INFO] [stderr]   Downloaded crossterm_utils v0.2.3
[INFO] [stderr]   Downloaded crossterm_input v0.3.5
[INFO] [stderr]   Downloaded crossterm_winapi v0.1.4
[INFO] [stderr]   Downloaded rppal v0.11.2
[INFO] [stderr]   Downloaded fluidsynth v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e9d960db49ed5d090717510eebc66730dc23356789596e334e345c002b0cd77
[INFO] running `Command { std: "docker" "start" "-a" "7e9d960db49ed5d090717510eebc66730dc23356789596e334e345c002b0cd77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e9d960db49ed5d090717510eebc66730dc23356789596e334e345c002b0cd77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e9d960db49ed5d090717510eebc66730dc23356789596e334e345c002b0cd77", kill_on_drop: false }`
[INFO] [stdout] 7e9d960db49ed5d090717510eebc66730dc23356789596e334e345c002b0cd77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb5530388cbea2f2a118e007e5a6468e005eb105394dd6c49c6f153f6d669bdf
[INFO] running `Command { std: "docker" "start" "-a" "eb5530388cbea2f2a118e007e5a6468e005eb105394dd6c49c6f153f6d669bdf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fluidsynth v0.0.1
[INFO] [stderr]     Checking farfisa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `synth::Synth`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use synth::Synth;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `synth::Synth`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use synth::Synth;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteOn`
[INFO] [stdout]   --> src/controller/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     NoteOn(Pitch),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteOff`
[INFO] [stdout]   --> src/controller/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NoteOff(Pitch),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Quit`
[INFO] [stdout]   --> src/controller/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Quit
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/music/mod.rs:85:12
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn new(class: PitchClass, octave: u8) -> Self
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_midi_key`
[INFO] [stdout]   --> src/music/mod.rs:94:12
[INFO] [stdout]    |
[INFO] [stdout] 94 |     pub fn from_midi_key(key: u8) -> Pitch
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/synth/fluid.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new() -> Self
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteOn`
[INFO] [stdout]   --> src/controller/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     NoteOn(Pitch),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoteOff`
[INFO] [stdout]   --> src/controller/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NoteOff(Pitch),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Quit`
[INFO] [stdout]   --> src/controller/mod.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Quit
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/synth/fluid.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new() -> Self
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "eb5530388cbea2f2a118e007e5a6468e005eb105394dd6c49c6f153f6d669bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5530388cbea2f2a118e007e5a6468e005eb105394dd6c49c6f153f6d669bdf", kill_on_drop: false }`
[INFO] [stdout] eb5530388cbea2f2a118e007e5a6468e005eb105394dd6c49c6f153f6d669bdf