[INFO] cloning repository https://github.com/kennoath/minimix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kennoath/minimix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennoath%2Fminimix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennoath%2Fminimix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e0762ca84155ec98d2f96c35022ad5b51904de1
[INFO] testing kennoath/minimix against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkennoath%2Fminimix" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kennoath/minimix on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kennoath/minimix
[INFO] finished tweaking git repo https://github.com/kennoath/minimix
[INFO] tweaked toml for git repo https://github.com/kennoath/minimix written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kennoath/minimix 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riff-wave v0.1.3
[INFO] [stderr]   Downloaded cache-padded v1.3.0
[INFO] [stderr]   Downloaded primal-check v0.3.3
[INFO] [stderr]   Downloaded strength_reduce v0.2.4
[INFO] [stderr]   Downloaded minimg v0.1.1
[INFO] [stderr]   Downloaded transpose v0.2.2
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.12
[INFO] [stderr]   Downloaded thiserror-impl v1.0.44
[INFO] [stderr]   Downloaded minvect v0.1.0
[INFO] [stderr]   Downloaded byteorder v0.5.3
[INFO] [stderr]   Downloaded walkdir v2.3.3
[INFO] [stderr]   Downloaded thiserror v1.0.44
[INFO] [stderr]   Downloaded coreaudio-rs v0.11.2
[INFO] [stderr]   Downloaded indexmap v2.0.0
[INFO] [stderr]   Downloaded flate2 v1.0.27
[INFO] [stderr]   Downloaded toml_edit v0.19.14
[INFO] [stderr]   Downloaded hashbrown v0.14.0
[INFO] [stderr]   Downloaded jobserver v0.1.26
[INFO] [stderr]   Downloaded aho-corasick v1.0.3
[INFO] [stderr]   Downloaded winnow v0.5.10
[INFO] [stderr]   Downloaded rustfft v6.1.0
[INFO] [stderr]   Downloaded bindgen v0.64.0
[INFO] [stderr]   Downloaded num-complex v0.4.4
[INFO] [stderr]   Downloaded num-traits v0.2.16
[INFO] [stderr]   Downloaded regex v1.9.3
[INFO] [stderr]   Downloaded regex-syntax v0.7.4
[INFO] [stderr]   Downloaded regex-automata v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a975aed1ae5b2e0ad4f27908126584543322a949d14812f3cbf8166da538c17
[INFO] running `Command { std: "docker" "start" "-a" "4a975aed1ae5b2e0ad4f27908126584543322a949d14812f3cbf8166da538c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a975aed1ae5b2e0ad4f27908126584543322a949d14812f3cbf8166da538c17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a975aed1ae5b2e0ad4f27908126584543322a949d14812f3cbf8166da538c17", kill_on_drop: false }`
[INFO] [stdout] 4a975aed1ae5b2e0ad4f27908126584543322a949d14812f3cbf8166da538c17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b10c96ab9bca41dc605b8bce7a125d2a8976fa819813de4b368fbfd54c8ce5
[INFO] running `Command { std: "docker" "start" "-a" "35b10c96ab9bca41dc605b8bce7a125d2a8976fa819813de4b368fbfd54c8ce5", kill_on_drop: false }`
[INFO] [stderr]    Compiling minimix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `khash` is never used
[INFO] [stdout]  --> src/rng.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn khash(mut state: u32) -> u32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `krand` is never used
[INFO] [stdout]  --> src/rng.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn krand(seed: u32) -> f32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rng` is never constructed
[INFO] [stdout]   --> src/rng.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Rng {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Rng` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_random`, `new_seeded`, `next_float`, `next_u32`, and `next_u64` are never used
[INFO] [stdout]   --> src/rng.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Rng {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new_random() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn new_seeded(starting_seed: u32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn next_float(&mut self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn next_u32(&mut self) -> u32 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn next_u64(&mut self) -> u64 {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "35b10c96ab9bca41dc605b8bce7a125d2a8976fa819813de4b368fbfd54c8ce5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b10c96ab9bca41dc605b8bce7a125d2a8976fa819813de4b368fbfd54c8ce5", kill_on_drop: false }`
[INFO] [stdout] 35b10c96ab9bca41dc605b8bce7a125d2a8976fa819813de4b368fbfd54c8ce5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1fcef1b466ff49a6fc025646c116e3f3bf205f86929cc76e32fad0d663e60be
[INFO] running `Command { std: "docker" "start" "-a" "a1fcef1b466ff49a6fc025646c116e3f3bf205f86929cc76e32fad0d663e60be", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling simd-adler32 v0.3.7
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling minvect v0.1.0
[INFO] [stderr]    Compiling cache-padded v1.3.0
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.0
[INFO] [stderr]    Compiling riff-wave v0.1.3
[INFO] [stderr]    Compiling ringbuf v0.2.8
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling flate2 v1.0.27
[INFO] [stderr]    Compiling png v0.17.10
[INFO] [stderr]    Compiling num-complex v0.4.4
[INFO] [stderr]    Compiling primal-check v0.3.3
[INFO] [stderr]    Compiling transpose v0.2.2
[INFO] [stderr]    Compiling minimg v0.1.1
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling alsa v0.7.1
[INFO] [stderr]    Compiling minimix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/playback/api.rs:85:57
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let output_callback = move |output: &mut [f32], info: &cpal::OutputCallbackInfo| {
[INFO] [stdout]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/playback/mixer.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Command::Stop{id} => panic!("not implemented"),
[INFO] [stdout]    |                           ^^ help: try ignoring the field: `id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_channels`
[INFO] [stdout]   --> src/playback/track.rs:25:59
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn accumulate_buffer(&mut self, data: &mut [f32], num_channels: usize, loaded_sounds: &SoundLibrary) {
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_channels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `krand` is never used
[INFO] [stdout]  --> src/rng.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn krand(seed: u32) -> f32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_seeded` and `next_float` are never used
[INFO] [stdout]   --> src/rng.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Rng {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn new_seeded(starting_seed: u32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn next_float(&mut self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream` is never read
[INFO] [stdout]   --> src/playback/api.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Minimixer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     stream: cpal::Stream,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sample_rate` and `rng` are never read
[INFO] [stdout]   --> src/playback/mixer.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Mixer {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     pub sample_rate: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 20 |     pub nchannels: usize,
[INFO] [stdout] 21 |     rng: Rng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]   --> src/playback/mixer.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Mixer {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn stop(&mut self, id: TrackHandle) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/playback/track.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Track {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     pub sound: BufferHandle,
[INFO] [stdout] 6 |     pub id: TrackHandle,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/playback/api.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         self.sound_prod.push(s);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = self.sound_prod.push(s);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/playback/api.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         self.command_prod.push(command);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let _ = self.command_prod.push(command);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/playback/api.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         self.command_prod.push(Command::Stop { id });
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let _ = self.command_prod.push(Command::Stop { id });
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> tests/example.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 |             current_freq *= (2.0 / 3.0);
[INFO] [stdout]     |                             ^         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 106 -             current_freq *= (2.0 / 3.0);
[INFO] [stdout] 106 +             current_freq *= 2.0 / 3.0;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `from`
[INFO] [stdout]   --> tests/example.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let from = 44100;
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `to`
[INFO] [stdout]   --> tests/example.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let to = (44100 as f32 * r) as u32;
[INFO] [stdout]    |             ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> tests/example.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |         for i in 0..130 {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `semitone_ratio` should have an upper case name
[INFO] [stdout]    --> tests/example.rs:188:11
[INFO] [stdout]     |
[INFO] [stdout] 188 |     const semitone_ratio: f32 = 1.059463094359;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SEMITONE_RATIO`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_rate`
[INFO] [stdout]   --> src/wav.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 |     let (sample_rate, samples2) = samples2.unwrap();
[INFO] [stdout]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `info`
[INFO] [stdout]   --> src/playback/api.rs:85:57
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let output_callback = move |output: &mut [f32], info: &cpal::OutputCallbackInfo| {
[INFO] [stdout]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]   --> src/playback/mixer.rs:51:27
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Command::Stop{id} => panic!("not implemented"),
[INFO] [stdout]    |                           ^^ help: try ignoring the field: `id: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num_channels`
[INFO] [stdout]   --> src/playback/track.rs:25:59
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn accumulate_buffer(&mut self, data: &mut [f32], num_channels: usize, loaded_sounds: &SoundLibrary) {
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_channels`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `krand` is never used
[INFO] [stdout]  --> src/rng.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn krand(seed: u32) -> f32 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new_seeded` and `next_float` are never used
[INFO] [stdout]   --> src/rng.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Rng {
[INFO] [stdout]    | -------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn new_seeded(starting_seed: u32) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn next_float(&mut self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `stream` is never read
[INFO] [stdout]   --> src/playback/api.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub struct Minimixer {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 67 |     stream: cpal::Stream,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sample_rate` and `rng` are never read
[INFO] [stdout]   --> src/playback/mixer.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Mixer {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     pub sample_rate: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 20 |     pub nchannels: usize,
[INFO] [stdout] 21 |     rng: Rng,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `stop` is never used
[INFO] [stdout]   --> src/playback/mixer.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Mixer {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn stop(&mut self, id: TrackHandle) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]  --> src/playback/track.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Track {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     pub sound: BufferHandle,
[INFO] [stdout] 6 |     pub id: TrackHandle,
[INFO] [stdout]   |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/playback/api.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         self.sound_prod.push(s);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 117 |         let _ = self.sound_prod.push(s);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/playback/api.rs:133:9
[INFO] [stdout]     |
[INFO] [stdout] 133 |         self.command_prod.push(command);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let _ = self.command_prod.push(command);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/playback/api.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         self.command_prod.push(Command::Stop { id });
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let _ = self.command_prod.push(Command::Stop { id });
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.93s
[INFO] running `Command { std: "docker" "inspect" "a1fcef1b466ff49a6fc025646c116e3f3bf205f86929cc76e32fad0d663e60be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1fcef1b466ff49a6fc025646c116e3f3bf205f86929cc76e32fad0d663e60be", kill_on_drop: false }`
[INFO] [stdout] a1fcef1b466ff49a6fc025646c116e3f3bf205f86929cc76e32fad0d663e60be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c1055932cf5fed9da63e4f1a15789008c6f0e3683ecc22ec614bc7a43d59a31
[INFO] running `Command { std: "docker" "start" "-a" "6c1055932cf5fed9da63e4f1a15789008c6f0e3683ecc22ec614bc7a43d59a31", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> src/playback/api.rs:85:57
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let output_callback = move |output: &mut [f32], info: &cpal::OutputCallbackInfo| {
[INFO] [stderr]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/playback/mixer.rs:51:27
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Command::Stop{id} => panic!("not implemented"),
[INFO] [stderr]    |                           ^^ help: try ignoring the field: `id: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num_channels`
[INFO] [stderr]   --> src/playback/track.rs:25:59
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn accumulate_buffer(&mut self, data: &mut [f32], num_channels: usize, loaded_sounds: &SoundLibrary) {
[INFO] [stderr]    |                                                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_channels`
[INFO] [stderr] 
[INFO] [stderr] warning: function `krand` is never used
[INFO] [stderr]  --> src/rng.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn krand(seed: u32) -> f32 {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new_seeded` and `next_float` are never used
[INFO] [stderr]   --> src/rng.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl Rng {
[INFO] [stderr]    | -------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn new_seeded(starting_seed: u32) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 25 |     pub fn next_float(&mut self) -> f32 {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `stream` is never read
[INFO] [stderr]   --> src/playback/api.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub struct Minimixer {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 67 |     stream: cpal::Stream,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `sample_rate` and `rng` are never read
[INFO] [stderr]   --> src/playback/mixer.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub struct Mixer {
[INFO] [stderr]    |            ----- fields in this struct
[INFO] [stderr] 19 |     pub sample_rate: usize,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr] 20 |     pub nchannels: usize,
[INFO] [stderr] 21 |     rng: Rng,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `stop` is never used
[INFO] [stderr]   --> src/playback/mixer.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl Mixer {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub fn stop(&mut self, id: TrackHandle) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]  --> src/playback/track.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Track {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 5 |     pub sound: BufferHandle,
[INFO] [stderr] 6 |     pub id: TrackHandle,
[INFO] [stderr]   |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/playback/api.rs:117:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |         self.sound_prod.push(s);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 117 |         let _ = self.sound_prod.push(s);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/playback/api.rs:133:9
[INFO] [stderr]     |
[INFO] [stderr] 133 |         self.command_prod.push(command);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let _ = self.command_prod.push(command);
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/playback/api.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         self.command_prod.push(Command::Stop { id });
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let _ = self.command_prod.push(Command::Stop { id });
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `minimix` (lib) generated 12 warnings
[INFO] [stderr] warning: unused variable: `sample_rate`
[INFO] [stderr]   --> src/wav.rs:63:10
[INFO] [stderr]    |
[INFO] [stderr] 63 |     let (sample_rate, samples2) = samples2.unwrap();
[INFO] [stderr]    |          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `info`
[INFO] [stderr]   --> src/playback/api.rs:85:57
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let output_callback = move |output: &mut [f32], info: &cpal::OutputCallbackInfo| {
[INFO] [stderr]    |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_info`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> tests/example.rs:106:29
[INFO] [stderr]     |
[INFO] [stderr] 106 |             current_freq *= (2.0 / 3.0);
[INFO] [stderr]     |                             ^         ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 106 -             current_freq *= (2.0 / 3.0);
[INFO] [stderr] 106 +             current_freq *= 2.0 / 3.0;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> tests/example.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let from = 44100;
[INFO] [stderr]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_from`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> tests/example.rs:51:13
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let to = (44100 as f32 * r) as u32;
[INFO] [stderr]    |             ^^ help: if this is intentional, prefix it with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> tests/example.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |         for i in 0..130 {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `semitone_ratio` should have an upper case name
[INFO] [stderr]    --> tests/example.rs:188:11
[INFO] [stderr]     |
[INFO] [stderr] 188 |     const semitone_ratio: f32 = 1.059463094359;
[INFO] [stderr]     |           ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SEMITONE_RATIO`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minimix` (lib test) generated 13 warnings (11 duplicates)
[INFO] [stderr] warning: `minimix` (test "example") generated 5 warnings (run `cargo fix --test "example"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minimix-1f6b74375903b5ae)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test wav::test_save_load ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- wav::test_save_load stdout ----
[INFO] [stdout] thread 'wav::test_save_load' panicked at src/wav.rs:47:38:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a51c45f8f0a - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5a51c45f8f0a - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5a51c45f8f0a - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5a51c45f8f0a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5a51c461edf3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5a51c461edf3 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x5a51c45f60d3 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x5a51c45f8d52 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5a51c45fa36a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5a51c45fa174 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5a51c45c1ac9 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x5a51c45c1ac9 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x5a51c45faa08 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x5a51c45faa08 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5a51c45fa7ca - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x5a51c45f93e9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5a51c45fa45c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5a51c4581a60 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x5a51c4581e06 - core::result::unwrap_failed::hd20b4aa073bda1e2
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/result.rs:1700:5
[INFO] [stdout]   19:     0x5a51c4588f74 - core::result::Result<T,E>::unwrap::h5efdedac18968673
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/result.rs:1104:23
[INFO] [stdout]   20:     0x5a51c4588f74 - minimix::wav::write_wav::h273f161b065e4ffd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/wav.rs:47:16
[INFO] [stdout]   21:     0x5a51c4589363 - minimix::wav::test_save_load::h492dd8f2398580c2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/wav.rs:59:5
[INFO] [stdout]   22:     0x5a51c45892e7 - minimix::wav::test_save_load::{{closure}}::h8001b0705b50230a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/wav.rs:56:24
[INFO] [stdout]   23:     0x5a51c4584006 - core::ops::function::FnOnce::call_once::h71fd1a26f130a866
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5a51c45c648b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5a51c45c648b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   26:     0x5a51c45c5cc7 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   27:     0x5a51c45c5cc7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5a51c45c5cc7 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   29:     0x5a51c45c5cc7 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   30:     0x5a51c45c5cc7 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x5a51c45c5cc7 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   32:     0x5a51c45c5cc7 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   33:     0x5a51c458afa4 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   34:     0x5a51c458afa4 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5a51c458e66e - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   36:     0x5a51c458e66e - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5a51c458e66e - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   38:     0x5a51c458e66e - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   39:     0x5a51c458e66e - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x5a51c458e66e - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   41:     0x5a51c458e66e - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5a51c45fe76b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   43:     0x5a51c45fe76b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   44:     0x5a51c45fe76b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   45:     0x752efbf80ac3 - <unknown>
[INFO] [stdout]   46:     0x752efc011a04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     wav::test_save_load
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6c1055932cf5fed9da63e4f1a15789008c6f0e3683ecc22ec614bc7a43d59a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1055932cf5fed9da63e4f1a15789008c6f0e3683ecc22ec614bc7a43d59a31", kill_on_drop: false }`
[INFO] [stdout] 6c1055932cf5fed9da63e4f1a15789008c6f0e3683ecc22ec614bc7a43d59a31
