[INFO] cloning repository https://github.com/Wstld/piano_man
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wstld/piano_man" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWstld%2Fpiano_man", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWstld%2Fpiano_man'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 562c6175e341178c1fcd0c09eac9c2fab458679e
[INFO] checking Wstld/piano_man against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWstld%2Fpiano_man" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Wstld/piano_man
[INFO] finished tweaking git repo https://github.com/Wstld/piano_man
[INFO] tweaked toml for git repo https://github.com/Wstld/piano_man written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Wstld/piano_man on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Wstld/piano_man 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "cd7a3ef6d372f9d0eb3e1d549aa155c170e7e3473f2c155fc6976f2f5a3ecc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd7a3ef6d372f9d0eb3e1d549aa155c170e7e3473f2c155fc6976f2f5a3ecc27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7a3ef6d372f9d0eb3e1d549aa155c170e7e3473f2c155fc6976f2f5a3ecc27", kill_on_drop: false }`
[INFO] [stdout] cd7a3ef6d372f9d0eb3e1d549aa155c170e7e3473f2c155fc6976f2f5a3ecc27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4120ca516d731fdb4f5e3ac7269b70e2e5018a22feff7c54c2df05802a7df88
[INFO] running `Command { std: "docker" "start" "-a" "b4120ca516d731fdb4f5e3ac7269b70e2e5018a22feff7c54c2df05802a7df88", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `core::device::queue`
[INFO] [stdout]  --> src/gui_renderer.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wgpu::{self, core::device::queue, Backends};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DeviceEvent`
[INFO] [stdout]   --> src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     event::{DeviceEvent, Event, WindowEvent},
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::device::queue`
[INFO] [stdout]  --> src/gui_renderer.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wgpu::{self, core::device::queue, Backends};
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DeviceEvent`
[INFO] [stdout]   --> src/main.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     event::{DeviceEvent, Event, WindowEvent},
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/gui_renderer.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let surface = unsafe { instance.create_surface(window) }.unwrap();
[INFO] [stdout]    |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/gui_renderer.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn input(&mut self, event: &WindowEvent) -> bool {
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `pause_all_streams` and `clear_all` are never used
[INFO] [stdout]   --> src/buffer_que_manager.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait BufferQueManager {
[INFO] [stdout]    |           ---------------- methods in this trait
[INFO] [stdout] 13 |     fn add_frames_to_que(&mut self, frames: Vec<f32>);
[INFO] [stdout] 14 |     fn pause_all_streams(&self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     fn clear_all(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `input` is never used
[INFO] [stdout]   --> src/gui_renderer.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<'a> State<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn input(&mut self, event: &WindowEvent) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Octave` is never used
[INFO] [stdout]  --> src/music_entities.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Octave {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Chord` is never used
[INFO] [stdout]   --> src/music_entities.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Chord {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ThreeNoteChord` is never constructed
[INFO] [stdout]   --> src/music_entities.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct ThreeNoteChord(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/music_entities.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl ThreeNoteChord {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 58 |     fn new(notes: [&Note; 3]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_chord_map` is never used
[INFO] [stdout]   --> src/music_entities.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn generate_chord_map() -> HashMap<ThreeNoteChord, Chord> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_chords_from_notes` is never used
[INFO] [stdout]   --> src/music_entities.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn get_chords_from_notes(notes: Vec<Note>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_note_combinations` is never used
[INFO] [stdout]   --> src/music_entities.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn get_note_combinations<'a>(notes: &'a Vec<Note>) -> Vec<ThreeNoteChord> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `map_key_code_to_octave` is never used
[INFO] [stdout]   --> src/note_generator.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl NoteGenerator {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn map_key_code_to_octave(&self, key_pressed: &str) -> Octave {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/gui_renderer.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let surface = unsafe { instance.create_surface(window) }.unwrap();
[INFO] [stdout]    |                       ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             state.render_random_color();
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |             let _ = state.render_random_color();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `event`
[INFO] [stdout]   --> src/gui_renderer.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub fn input(&mut self, event: &WindowEvent) -> bool {
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_event`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `pause_all_streams` and `clear_all` are never used
[INFO] [stdout]   --> src/buffer_que_manager.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait BufferQueManager {
[INFO] [stdout]    |           ---------------- methods in this trait
[INFO] [stdout] 13 |     fn add_frames_to_que(&mut self, frames: Vec<f32>);
[INFO] [stdout] 14 |     fn pause_all_streams(&self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |     fn clear_all(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `input` is never used
[INFO] [stdout]   --> src/gui_renderer.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<'a> State<'a> {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn input(&mut self, event: &WindowEvent) -> bool {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Octave` is never used
[INFO] [stdout]  --> src/music_entities.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum Octave {
[INFO] [stdout]   |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Chord` is never used
[INFO] [stdout]   --> src/music_entities.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum Chord {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ThreeNoteChord` is never constructed
[INFO] [stdout]   --> src/music_entities.rs:49:8
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct ThreeNoteChord(u64);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/music_entities.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | impl ThreeNoteChord {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 58 |     fn new(notes: [&Note; 3]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_chord_map` is never used
[INFO] [stdout]   --> src/music_entities.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn generate_chord_map() -> HashMap<ThreeNoteChord, Chord> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_chords_from_notes` is never used
[INFO] [stdout]   --> src/music_entities.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub fn get_chords_from_notes(notes: Vec<Note>) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_note_combinations` is never used
[INFO] [stdout]   --> src/music_entities.rs:99:4
[INFO] [stdout]    |
[INFO] [stdout] 99 | fn get_note_combinations<'a>(notes: &'a Vec<Note>) -> Vec<ThreeNoteChord> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `map_key_code_to_octave` is never used
[INFO] [stdout]   --> src/note_generator.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl NoteGenerator {
[INFO] [stdout]    | ------------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn map_key_code_to_octave(&self, key_pressed: &str) -> Octave {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             state.render_random_color();
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 79 |             let _ = state.render_random_color();
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: document-features v0.2.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b4120ca516d731fdb4f5e3ac7269b70e2e5018a22feff7c54c2df05802a7df88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4120ca516d731fdb4f5e3ac7269b70e2e5018a22feff7c54c2df05802a7df88", kill_on_drop: false }`
[INFO] [stdout] b4120ca516d731fdb4f5e3ac7269b70e2e5018a22feff7c54c2df05802a7df88
