[INFO] cloning repository https://github.com/jimktrains/synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimktrains/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edcf2bfcac16e1423cc743bd7cb26bc23455b3fd
[INFO] checking jimktrains/synth against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jimktrains/synth
[INFO] finished tweaking git repo https://github.com/jimktrains/synth
[INFO] tweaked toml for git repo https://github.com/jimktrains/synth written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jimktrains/synth on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jimktrains/synth 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" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_termios v0.1.2
[INFO] [stderr]   Downloaded oboe v0.4.1
[INFO] [stderr]   Downloaded oboe-sys v0.4.0
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded tui v0.14.0
[INFO] [stderr]   Downloaded regex v1.4.6
[INFO] [stderr]   Downloaded syn v1.0.70
[INFO] [stderr]   Downloaded wav v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 674916d408c65c612de77f42b93d9f818d3ac33726552b23b1a88f65021d58ee
[INFO] running `Command { std: "docker" "start" "-a" "674916d408c65c612de77f42b93d9f818d3ac33726552b23b1a88f65021d58ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "674916d408c65c612de77f42b93d9f818d3ac33726552b23b1a88f65021d58ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674916d408c65c612de77f42b93d9f818d3ac33726552b23b1a88f65021d58ee", kill_on_drop: false }`
[INFO] [stdout] 674916d408c65c612de77f42b93d9f818d3ac33726552b23b1a88f65021d58ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 856f8c2dec0b34ea65765804c7b3e204227ba8d350643cde82c73bc62b5040f9
[INFO] running `Command { std: "docker" "start" "-a" "856f8c2dec0b34ea65765804c7b3e204227ba8d350643cde82c73bc62b5040f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking riff v1.0.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking wav v0.6.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking termion v1.5.6
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking tui v0.14.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking alsa v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]     Checking argh v0.1.4
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking jsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `triggered_at`, `gated_at`, and `gate_closed_at` are never read
[INFO] [stdout]   --> src/env/adsr.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Adsr {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     triggered_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 22 |     gated_at: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     gate_closed_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adsr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `triggered_at`, `gated_at`, and `gate_closed_at` are never read
[INFO] [stdout]   --> src/env/adsr.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Adsr {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     triggered_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 22 |     gated_at: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 23 |     gate_closed_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Adsr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ1_7` is never constructed
[INFO] [stdout]  --> src/fixed/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SQ1_7(pub i16);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ8_0` is never constructed
[INFO] [stdout]  --> src/fixed/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct SQ8_0(pub i16);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ16_0` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SQ16_0(pub i32);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ1_15` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SQ1_15(pub i32);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ8_8` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SQ8_8(pub i32);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ16_15` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SQ16_15(pub i32);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wt` and `phase_offset` are never read
[INFO] [stdout]   --> src/osc/wave_table_osc.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct WaveTableOsc {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 92 |     pub wt: [i16; WAVE_TABLE_SAMPLES_PER_CYCLE as usize],
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub phase_offset: i16,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exit_key` is never read
[INFO] [stdout]   --> src/tui_util.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 68 |     pub exit_key: Key,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enhanced_graphics` is never read
[INFO] [stdout]   --> src/ui.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     struct Cli {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 86 |         enhanced_graphics: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `inputs` and `outputs` are never used
[INFO] [stdout]   --> src/util.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub trait Component:
[INFO] [stdout]    |           --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn inputs(&self) -> Vec<&'static str>;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 32 |     fn outputs(&self) -> Vec<&'static str>;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ1_7` is never constructed
[INFO] [stdout]  --> src/fixed/mod.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct SQ1_7(pub i16);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ8_0` is never constructed
[INFO] [stdout]  --> src/fixed/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct SQ8_0(pub i16);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ16_0` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct SQ16_0(pub i32);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ1_15` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SQ1_15(pub i32);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ8_8` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct SQ8_8(pub i32);
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SQ16_15` is never constructed
[INFO] [stdout]   --> src/fixed/mod.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct SQ16_15(pub i32);
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wt` and `phase_offset` are never read
[INFO] [stdout]   --> src/osc/wave_table_osc.rs:92:9
[INFO] [stdout]    |
[INFO] [stdout] 89 | pub struct WaveTableOsc {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 92 |     pub wt: [i16; WAVE_TABLE_SAMPLES_PER_CYCLE as usize],
[INFO] [stdout]    |         ^^
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub phase_offset: i16,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exit_key` is never read
[INFO] [stdout]   --> src/tui_util.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 67 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 68 |     pub exit_key: Key,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `enhanced_graphics` is never read
[INFO] [stdout]   --> src/ui.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     struct Cli {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 86 |         enhanced_graphics: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `inputs` and `outputs` are never used
[INFO] [stdout]   --> src/util.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub trait Component:
[INFO] [stdout]    |           --------- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn inputs(&self) -> Vec<&'static str>;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 32 |     fn outputs(&self) -> Vec<&'static str>;
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.92s
[INFO] running `Command { std: "docker" "inspect" "856f8c2dec0b34ea65765804c7b3e204227ba8d350643cde82c73bc62b5040f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "856f8c2dec0b34ea65765804c7b3e204227ba8d350643cde82c73bc62b5040f9", kill_on_drop: false }`
[INFO] [stdout] 856f8c2dec0b34ea65765804c7b3e204227ba8d350643cde82c73bc62b5040f9
