[INFO] cloning repository https://github.com/hughrawlinson/keyboard-midi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hughrawlinson/keyboard-midi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhughrawlinson%2Fkeyboard-midi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhughrawlinson%2Fkeyboard-midi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 397c0e72049bd1ecb7941a4f4569e6d8238eef93
[INFO] testing hughrawlinson/keyboard-midi against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhughrawlinson%2Fkeyboard-midi" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hughrawlinson/keyboard-midi
[INFO] finished tweaking git repo https://github.com/hughrawlinson/keyboard-midi
[INFO] tweaked toml for git repo https://github.com/hughrawlinson/keyboard-midi written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hughrawlinson/keyboard-midi on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hughrawlinson/keyboard-midi 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e471ba52455e6bcd9b2fc35ce4eca336289d755165a41d1b52ad344adbf89919
[INFO] running `Command { std: "docker" "start" "-a" "e471ba52455e6bcd9b2fc35ce4eca336289d755165a41d1b52ad344adbf89919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e471ba52455e6bcd9b2fc35ce4eca336289d755165a41d1b52ad344adbf89919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e471ba52455e6bcd9b2fc35ce4eca336289d755165a41d1b52ad344adbf89919", kill_on_drop: false }`
[INFO] [stdout] e471ba52455e6bcd9b2fc35ce4eca336289d755165a41d1b52ad344adbf89919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29d4e320bf564e91d8e5d2b5e01458b927eebd28d8928747157a3fe6c0e83463
[INFO] running `Command { std: "docker" "start" "-a" "29d4e320bf564e91d8e5d2b5e01458b927eebd28d8928747157a3fe6c0e83463", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ux v0.1.5
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling alsa v0.7.0
[INFO] [stderr]    Compiling midir v0.9.1
[INFO] [stderr]    Compiling keyboardmidi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `thirtysecond`, `sixteenth`, `eigth`, `half`, and `whole` are never read
[INFO] [stdout]   --> src/musical_score.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct TimingSystem {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 31 |   pub thirtysecond: Duration,
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 32 |   pub sixteenth: Duration,
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 33 |   pub eigth: Duration,
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 34 |   pub quarter: Duration,
[INFO] [stdout] 35 |   pub half: Duration,
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 36 |   pub whole: Duration,
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TimingSystem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.64s
[INFO] running `Command { std: "docker" "inspect" "29d4e320bf564e91d8e5d2b5e01458b927eebd28d8928747157a3fe6c0e83463", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d4e320bf564e91d8e5d2b5e01458b927eebd28d8928747157a3fe6c0e83463", kill_on_drop: false }`
[INFO] [stdout] 29d4e320bf564e91d8e5d2b5e01458b927eebd28d8928747157a3fe6c0e83463
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1bbce97c149a9280d1a83010e769204939c6506b0ca8d3dc21d005f8c542b66
[INFO] running `Command { std: "docker" "start" "-a" "b1bbce97c149a9280d1a83010e769204939c6506b0ca8d3dc21d005f8c542b66", kill_on_drop: false }`
[INFO] [stderr]    Compiling keyboardmidi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `thirtysecond`, `sixteenth`, `eigth`, `half`, and `whole` are never read
[INFO] [stdout]   --> src/musical_score.rs:31:7
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct TimingSystem {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 31 |   pub thirtysecond: Duration,
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 32 |   pub sixteenth: Duration,
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 33 |   pub eigth: Duration,
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 34 |   pub quarter: Duration,
[INFO] [stdout] 35 |   pub half: Duration,
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 36 |   pub whole: Duration,
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TimingSystem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "b1bbce97c149a9280d1a83010e769204939c6506b0ca8d3dc21d005f8c542b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1bbce97c149a9280d1a83010e769204939c6506b0ca8d3dc21d005f8c542b66", kill_on_drop: false }`
[INFO] [stdout] b1bbce97c149a9280d1a83010e769204939c6506b0ca8d3dc21d005f8c542b66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a5dbf181abc8aa993d86551c6563446d11bbc4c1b3ff52c0fa57e1b5bceaa74
[INFO] running `Command { std: "docker" "start" "-a" "2a5dbf181abc8aa993d86551c6563446d11bbc4c1b3ff52c0fa57e1b5bceaa74", kill_on_drop: false }`
[INFO] [stderr] warning: fields `thirtysecond`, `sixteenth`, `eigth`, `half`, and `whole` are never read
[INFO] [stderr]   --> src/musical_score.rs:31:7
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub struct TimingSystem {
[INFO] [stderr]    |            ------------ fields in this struct
[INFO] [stderr] 31 |   pub thirtysecond: Duration,
[INFO] [stderr]    |       ^^^^^^^^^^^^
[INFO] [stderr] 32 |   pub sixteenth: Duration,
[INFO] [stderr]    |       ^^^^^^^^^
[INFO] [stderr] 33 |   pub eigth: Duration,
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr] 34 |   pub quarter: Duration,
[INFO] [stderr] 35 |   pub half: Duration,
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 36 |   pub whole: Duration,
[INFO] [stderr]    |       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `TimingSystem` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `keyboardmidi` (bin "keyboardmidi" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/keyboardmidi-a644ebf31c529d6d)
[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" "2a5dbf181abc8aa993d86551c6563446d11bbc4c1b3ff52c0fa57e1b5bceaa74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a5dbf181abc8aa993d86551c6563446d11bbc4c1b3ff52c0fa57e1b5bceaa74", kill_on_drop: false }`
[INFO] [stdout] 2a5dbf181abc8aa993d86551c6563446d11bbc4c1b3ff52c0fa57e1b5bceaa74
