[INFO] cloning repository https://github.com/max-kay/song
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/max-kay/song" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-kay%2Fsong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-kay%2Fsong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5dd7c1a76b74812b51fd8dd08751871b29da77d
[INFO] checking max-kay/song against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmax-kay%2Fsong" "/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/max-kay/song on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/max-kay/song
[INFO] finished tweaking git repo https://github.com/max-kay/song
[INFO] tweaked toml for git repo https://github.com/max-kay/song written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/max-kay/song 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded midly v0.5.2
[INFO] [stderr]   Downloaded cpal v0.14.0
[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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 296c449abf66164c21efc95e586b8d60d1669c8be62bbbf3f13c7b027aaccc93
[INFO] running `Command { std: "docker" "start" "-a" "296c449abf66164c21efc95e586b8d60d1669c8be62bbbf3f13c7b027aaccc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "296c449abf66164c21efc95e586b8d60d1669c8be62bbbf3f13c7b027aaccc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "296c449abf66164c21efc95e586b8d60d1669c8be62bbbf3f13c7b027aaccc93", kill_on_drop: false }`
[INFO] [stdout] 296c449abf66164c21efc95e586b8d60d1669c8be62bbbf3f13c7b027aaccc93
[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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa30dec0b3a13721fa00c4e5fc5d63d3a0d4da386c08f733998683ff8689217e
[INFO] running `Command { std: "docker" "start" "-a" "fa30dec0b3a13721fa00c4e5fc5d63d3a0d4da386c08f733998683ff8689217e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.138
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]    Compiling cpal v0.14.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking itertools v0.10.4
[INFO] [stderr]     Checking permutation v0.4.1
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking midly v0.5.2
[INFO] [stderr]     Checking alsa v0.6.0
[INFO] [stderr]     Checking ron v0.8.0
[INFO] [stderr]     Checking song v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cpal::Stream`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cpal::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpal::Stream`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cpal::Stream;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `beats_per_bar`, `beat_value`, and `n32_p_beat` are never read
[INFO] [stdout]    --> src/io.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub struct MidiSig {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 361 |     beats_per_bar: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 362 |     beat_value: u8,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 363 |     n32_p_beat: u8,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MidiSig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tick`, `key`, and `vel` are never read
[INFO] [stdout]    --> src/io.rs:565:5
[INFO] [stdout]     |
[INFO] [stdout] 564 | struct AfterTouch {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 565 |     tick: u32,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 566 |     key: u8,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 567 |     vel: u8,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AfterTouch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `beats_per_bar`, `beat_value`, and `n32_p_beat` are never read
[INFO] [stdout]    --> src/io.rs:361:5
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub struct MidiSig {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 361 |     beats_per_bar: u8,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 362 |     beat_value: u8,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 363 |     n32_p_beat: u8,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MidiSig` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tick`, `key`, and `vel` are never read
[INFO] [stdout]    --> src/io.rs:565:5
[INFO] [stdout]     |
[INFO] [stdout] 564 | struct AfterTouch {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 565 |     tick: u32,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 566 |     key: u8,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 567 |     vel: u8,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AfterTouch` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.15s
[INFO] running `Command { std: "docker" "inspect" "fa30dec0b3a13721fa00c4e5fc5d63d3a0d4da386c08f733998683ff8689217e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa30dec0b3a13721fa00c4e5fc5d63d3a0d4da386c08f733998683ff8689217e", kill_on_drop: false }`
[INFO] [stdout] fa30dec0b3a13721fa00c4e5fc5d63d3a0d4da386c08f733998683ff8689217e