[INFO] cloning repository https://github.com/randomairborne/easy-sq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/randomairborne/easy-sq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frandomairborne%2Feasy-sq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frandomairborne%2Feasy-sq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 548eec11acc9e73ae291776a5abd2d0f3c3015fc
[INFO] checking randomairborne/easy-sq against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frandomairborne%2Feasy-sq" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/randomairborne/easy-sq
[INFO] finished tweaking git repo https://github.com/randomairborne/easy-sq
[INFO] tweaked toml for git repo https://github.com/randomairborne/easy-sq written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/randomairborne/easy-sq on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/randomairborne/easy-sq 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "021a834b84917ce120bd86c793af00104e0da803383484c50a0965494626fe42", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Data`, `DeviceTrait`, `FromSample`, `SampleFormat`, and `StreamTrait`
[INFO] [stdout]  --> src/player.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stdout]   |              ^^^^^^^^^^^             ^^^^^^^^^^^
[INFO] [stdout] 3 |     Data, FromSample, Sample, SampleFormat,
[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: `std::io::Cursor`
[INFO] [stdout]  --> src/ui.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpal::Device`
[INFO] [stdout]  --> src/ui.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cpal::Device;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Style`
[INFO] [stdout]  --> src/ui.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     egui::{Color32, Frame, Grid, Key, Style},
[INFO] [stdout]   |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Column` and `TableBuilder`
[INFO] [stdout]  --> src/ui.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use egui_extras::{Column, TableBuilder};
[INFO] [stdout]   |                   ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/player.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let output = host.default_output_device().ok_or(Error::NoOutputDevice)?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]   --> src/player.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn set_song(&mut self, song: Song) {}
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cc`
[INFO] [stdout]   --> src/ui.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(cc: &eframe::CreationContext<'_>, project: Project) -> Self {
[INFO] [stdout]    |                       ^^ help: if this is intentional, prefix it with an underscore: `_cc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LoadError` is never used
[INFO] [stdout]  --> src/file_load.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum LoadError {}
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_silence` is never used
[INFO] [stdout]  --> src/player.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn write_silence<T: Sample>(data: &mut [T], _: &cpal::OutputCallbackInfo) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `pause`, `play`, and `set_song` are never used
[INFO] [stdout]   --> src/player.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn pause(&mut self) {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 23 |
[INFO] [stdout] 24 |     pub fn play(&mut self) {}
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 25 |
[INFO] [stdout] 26 |     pub fn set_song(&mut self, song: Song) {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `loaded_tracks` is never read
[INFO] [stdout]  --> src/project.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Project {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 7 |     pub manifest: ProjectManifest,
[INFO] [stdout] 8 |     pub loaded_tracks: HashMap<String, Vec<f32>>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Song` is never constructed
[INFO] [stdout]  --> src/song.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Song {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `duration` and `from_file` are never used
[INFO] [stdout]   --> src/song.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Song {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn duration(&self) -> Duration {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn from_file() {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `player` is never read
[INFO] [stdout]   --> src/ui.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct EasySQ {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 13 |     player: Player,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `play` is never used
[INFO] [stdout]   --> src/ui.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl EasySQ {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 59 |     fn play(&self, file_name: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `DeviceTrait`, `FromSample`, `SampleFormat`, and `StreamTrait`
[INFO] [stdout]  --> src/player.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     traits::{DeviceTrait, HostTrait, StreamTrait},
[INFO] [stdout]   |              ^^^^^^^^^^^             ^^^^^^^^^^^
[INFO] [stdout] 3 |     Data, FromSample, Sample, SampleFormat,
[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: `std::io::Cursor`
[INFO] [stdout]  --> src/ui.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::Cursor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpal::Device`
[INFO] [stdout]  --> src/ui.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cpal::Device;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Style`
[INFO] [stdout]  --> src/ui.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 |     egui::{Color32, Frame, Grid, Key, Style},
[INFO] [stdout]   |                                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Column` and `TableBuilder`
[INFO] [stdout]  --> src/ui.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use egui_extras::{Column, TableBuilder};
[INFO] [stdout]   |                   ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]   --> src/player.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 |         let output = host.default_output_device().ok_or(Error::NoOutputDevice)?;
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `song`
[INFO] [stdout]   --> src/player.rs:26:32
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn set_song(&mut self, song: Song) {}
[INFO] [stdout]    |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_song`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cc`
[INFO] [stdout]   --> src/ui.rs:19:23
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub(crate) fn new(cc: &eframe::CreationContext<'_>, project: Project) -> Self {
[INFO] [stdout]    |                       ^^ help: if this is intentional, prefix it with an underscore: `_cc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LoadError` is never used
[INFO] [stdout]  --> src/file_load.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum LoadError {}
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[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 2m 23s
[INFO] [stdout] warning: function `write_silence` is never used
[INFO] [stdout]  --> src/player.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn write_silence<T: Sample>(data: &mut [T], _: &cpal::OutputCallbackInfo) {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `pause`, `play`, and `set_song` are never used
[INFO] [stdout]   --> src/player.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Player {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn pause(&mut self) {}
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 23 |
[INFO] [stdout] 24 |     pub fn play(&mut self) {}
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 25 |
[INFO] [stdout] 26 |     pub fn set_song(&mut self, song: Song) {}
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `loaded_tracks` is never read
[INFO] [stdout]  --> src/project.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Project {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 7 |     pub manifest: ProjectManifest,
[INFO] [stdout] 8 |     pub loaded_tracks: HashMap<String, Vec<f32>>,
[INFO] [stdout]   |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Song` is never constructed
[INFO] [stdout]  --> src/song.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Song {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `duration` and `from_file` are never used
[INFO] [stdout]   --> src/song.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Song {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout]  9 |     pub fn duration(&self) -> Duration {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn from_file() {}
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `player` is never read
[INFO] [stdout]   --> src/ui.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct EasySQ {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 13 |     player: Player,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `play` is never used
[INFO] [stdout]   --> src/ui.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl EasySQ {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 59 |     fn play(&self, file_name: &str) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "358159904bf425b4d47ee61eaeda5961398f79b883cd8bc8b48d0b4a8043b670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358159904bf425b4d47ee61eaeda5961398f79b883cd8bc8b48d0b4a8043b670", kill_on_drop: false }`
[INFO] [stdout] 358159904bf425b4d47ee61eaeda5961398f79b883cd8bc8b48d0b4a8043b670
