[INFO] cloning repository https://github.com/notryanb/audio_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/notryanb/audio_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotryanb%2Faudio_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotryanb%2Faudio_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1d9d8d323290a04c738f7fc9789543c42102317
[INFO] checking notryanb/audio_playground against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnotryanb%2Faudio_playground" "/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/notryanb/audio_playground
[INFO] finished tweaking git repo https://github.com/notryanb/audio_playground
[INFO] tweaked toml for git repo https://github.com/notryanb/audio_playground written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/notryanb/audio_playground on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/notryanb/audio_playground 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5e3a2a86a5f8705651f4545526dcb9bad4680150b1f046196cb3935927fe7d0
[INFO] running `Command { std: "docker" "start" "-a" "f5e3a2a86a5f8705651f4545526dcb9bad4680150b1f046196cb3935927fe7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5e3a2a86a5f8705651f4545526dcb9bad4680150b1f046196cb3935927fe7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e3a2a86a5f8705651f4545526dcb9bad4680150b1f046196cb3935927fe7d0", kill_on_drop: false }`
[INFO] [stdout] f5e3a2a86a5f8705651f4545526dcb9bad4680150b1f046196cb3935927fe7d0
[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=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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4deac4d94c82eff0cf196e2f329fe734dba52c0a4fc7389c829795814ba1c83c
[INFO] running `Command { std: "docker" "start" "-a" "4deac4d94c82eff0cf196e2f329fe734dba52c0a4fc7389c829795814ba1c83c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling rustfft v6.2.0
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]     Checking tracing-log v0.1.4
[INFO] [stderr]     Checking matchers v0.1.0
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]     Checking ringbuf v0.3.3
[INFO] [stderr]     Checking alsa v0.9.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking transpose v0.2.3
[INFO] [stderr]     Checking cpal v0.15.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking realfft v3.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tracing-subscriber v0.3.15
[INFO] [stderr]     Checking audio_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `anyhow` and `bail`
[INFO] [stdout]  --> src/synth.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::{anyhow, bail, Result};
[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 imports: `anyhow` and `bail`
[INFO] [stdout]  --> src/synth.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::{anyhow, bail, Result};
[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 variable: `n`
[INFO] [stdout]   --> src/synth.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for n in 0..table_entry_len {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/synth.rs:219:29
[INFO] [stdout]     |
[INFO] [stdout] 219 |                         let buffer = &wt_entry.buffer;
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/synth.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let mut color = Color::RGB(0, 0, 0);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/synth.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         for n in 0..table_entry_len {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buffer`
[INFO] [stdout]    --> src/synth.rs:219:29
[INFO] [stdout]     |
[INFO] [stdout] 219 |                         let buffer = &wt_entry.buffer;
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Waveform` is more private than the item `Wavetable::new`
[INFO] [stdout]    --> src/synth.rs:26:5
[INFO] [stdout]     |
[INFO] [stdout]  26 |     pub fn new(waveform: Waveform, sample_rate: f32) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Wavetable::new` is reachable at visibility `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Waveform` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/synth.rs:133:1
[INFO] [stdout]     |
[INFO] [stdout] 133 | enum Waveform {
[INFO] [stdout]     | ^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `waveform` is never read
[INFO] [stdout]   --> src/synth.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Wavetable {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 21 |     waveform: Waveform,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_playing` is never read
[INFO] [stdout]    --> src/synth.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | struct AudioContext {
[INFO] [stdout]     |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     is_playing: bool,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `i` is never read
[INFO] [stdout]    --> src/synth.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct Oscillator {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 153 |     i: f32,
[INFO] [stdout]     |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/synth.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |     let mut color = Color::RGB(0, 0, 0);
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Waveform` is more private than the item `Wavetable::new`
[INFO] [stdout]    --> src/synth.rs:26:5
[INFO] [stdout]     |
[INFO] [stdout]  26 |     pub fn new(waveform: Waveform, sample_rate: f32) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Wavetable::new` is reachable at visibility `pub(crate)`
[INFO] [stdout]     |
[INFO] [stdout] note: but type `Waveform` is only usable at visibility `pub(self)`
[INFO] [stdout]    --> src/synth.rs:133:1
[INFO] [stdout]     |
[INFO] [stdout] 133 | enum Waveform {
[INFO] [stdout]     | ^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `waveform` is never read
[INFO] [stdout]   --> src/synth.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Wavetable {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 21 |     waveform: Waveform,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `is_playing` is never read
[INFO] [stdout]    --> src/synth.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | struct AudioContext {
[INFO] [stdout]     |        ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 145 |     is_playing: bool,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `i` is never read
[INFO] [stdout]    --> src/synth.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 149 | struct Oscillator {
[INFO] [stdout]     |        ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 153 |     i: f32,
[INFO] [stdout]     |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.46s
[INFO] running `Command { std: "docker" "inspect" "4deac4d94c82eff0cf196e2f329fe734dba52c0a4fc7389c829795814ba1c83c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4deac4d94c82eff0cf196e2f329fe734dba52c0a4fc7389c829795814ba1c83c", kill_on_drop: false }`
[INFO] [stdout] 4deac4d94c82eff0cf196e2f329fe734dba52c0a4fc7389c829795814ba1c83c
