[INFO] cloning repository https://github.com/audiodog301/sintype
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/audiodog301/sintype" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Fsintype", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Fsintype'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78a982c3e108abb7b043f7682ac57f83131ee07e
[INFO] checking audiodog301/sintype against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faudiodog301%2Fsintype" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/audiodog301/sintype
[INFO] finished tweaking git repo https://github.com/audiodog301/sintype
[INFO] tweaked toml for git repo https://github.com/audiodog301/sintype written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/audiodog301/sintype on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/audiodog301/sintype 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.38
[INFO] [stderr]   Downloaded clang-sys v1.1.1
[INFO] [stderr]   Downloaded tar v0.4.33
[INFO] [stderr]   Downloaded syn v1.0.62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5137e009900756d5eea2f7b1cf65b6668d771d7d146809255e8cd7a1eac33b56
[INFO] running `Command { std: "docker" "start" "-a" "5137e009900756d5eea2f7b1cf65b6668d771d7d146809255e8cd7a1eac33b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5137e009900756d5eea2f7b1cf65b6668d771d7d146809255e8cd7a1eac33b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5137e009900756d5eea2f7b1cf65b6668d771d7d146809255e8cd7a1eac33b56", kill_on_drop: false }`
[INFO] [stdout] 5137e009900756d5eea2f7b1cf65b6668d771d7d146809255e8cd7a1eac33b56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1b86e7cc31d4a636a049c70f117c4765403f4bbbccfab3ef96d431a807dda1d
[INFO] running `Command { std: "docker" "start" "-a" "c1b86e7cc31d4a636a049c70f117c4765403f4bbbccfab3ef96d431a807dda1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling syn v1.0.62
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking alsa-sys v0.3.1
[INFO] [stderr]     Checking alsa v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking sintype v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:97:89
[INFO] [stdout]    |
[INFO] [stdout] 97 |     #[cfg(all(any(target_os = "linux", target_os = "dragonfly", target_os = "freebsd"), feature = "jack"))]
[INFO] [stdout]    |                                                                                         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]    --> src/main.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |         not(feature = "jack")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:195:24
[INFO] [stdout]     |
[INFO] [stdout] 195 |                     if (gen.get_out() == &output_bus) {
[INFO] [stdout]     |                        ^                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -                     if (gen.get_out() == &output_bus) {
[INFO] [stdout] 195 +                     if gen.get_out() == &output_bus  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     loop {}
[INFO] [stdout]     |     ------- any code following this expression is unreachable
[INFO] [stdout] 235 |
[INFO] [stdout] 236 |     Ok(())
[INFO] [stdout]     |     ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/main.rs:68:33
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn input_control(&mut self, inputs: Vec<f32>) {}
[INFO] [stdout]    |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `input_control` is never used
[INFO] [stdout]   --> src/main.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | trait Generator: Send {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout]  9 |     fn next_sample(&mut self, sample_rate: f32) -> f32;
[INFO] [stdout] 10 |     fn input_control(&mut self, inputs: Vec<f32>);
[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 `set_frequency` is never used
[INFO] [stdout]   --> src/main.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Saw {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn set_frequency(&mut self, freq: f32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 | /             command_sender.send(Instruction::NewGenerator(Box::new(Saw::new(
[INFO] [stdout] 151 | |                 input_parts[1].parse::<f32>().expect("ERROR PROBABLY"),
[INFO] [stdout] 152 | |                 0,
[INFO] [stdout] 153 | |                 0.0,
[INFO] [stdout] 154 | |                 String::from(input_parts[2]),
[INFO] [stdout] 155 | |             ))));
[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] 150 |             let _ = command_sender.send(Instruction::NewGenerator(Box::new(Saw::new(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             command_sender.send(Instruction::DeleteGenerator(String::from(input_parts[1])));
[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] 157 |             let _ = command_sender.send(Instruction::DeleteGenerator(String::from(input_parts[1])));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |             command_sender.send(Instruction::BindGenerator(String::from(input_parts[1]), String::from(input_parts[2])));
[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] 159 |             let _ = command_sender.send(Instruction::BindGenerator(String::from(input_parts[1]), String::from(input_parts[2])));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]   --> src/main.rs:97:89
[INFO] [stdout]    |
[INFO] [stdout] 97 |     #[cfg(all(any(target_os = "linux", target_os = "dragonfly", target_os = "freebsd"), feature = "jack"))]
[INFO] [stdout]    |                                                                                         ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `jack`
[INFO] [stdout]    --> src/main.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |         not(feature = "jack")
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `jack` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:195:24
[INFO] [stdout]     |
[INFO] [stdout] 195 |                     if (gen.get_out() == &output_bus) {
[INFO] [stdout]     |                        ^                            ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 195 -                     if (gen.get_out() == &output_bus) {
[INFO] [stdout] 195 +                     if gen.get_out() == &output_bus  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:236:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     loop {}
[INFO] [stdout]     |     ------- any code following this expression is unreachable
[INFO] [stdout] 235 |
[INFO] [stdout] 236 |     Ok(())
[INFO] [stdout]     |     ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inputs`
[INFO] [stdout]   --> src/main.rs:68:33
[INFO] [stdout]    |
[INFO] [stdout] 68 |     fn input_control(&mut self, inputs: Vec<f32>) {}
[INFO] [stdout]    |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_inputs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `input_control` is never used
[INFO] [stdout]   --> src/main.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout]  8 | trait Generator: Send {
[INFO] [stdout]    |       --------- method in this trait
[INFO] [stdout]  9 |     fn next_sample(&mut self, sample_rate: f32) -> f32;
[INFO] [stdout] 10 |     fn input_control(&mut self, inputs: Vec<f32>);
[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 `set_frequency` is never used
[INFO] [stdout]   --> src/main.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl Saw {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn set_frequency(&mut self, freq: f32) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 150 | /             command_sender.send(Instruction::NewGenerator(Box::new(Saw::new(
[INFO] [stdout] 151 | |                 input_parts[1].parse::<f32>().expect("ERROR PROBABLY"),
[INFO] [stdout] 152 | |                 0,
[INFO] [stdout] 153 | |                 0.0,
[INFO] [stdout] 154 | |                 String::from(input_parts[2]),
[INFO] [stdout] 155 | |             ))));
[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] 150 |             let _ = command_sender.send(Instruction::NewGenerator(Box::new(Saw::new(
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:157:13
[INFO] [stdout]     |
[INFO] [stdout] 157 |             command_sender.send(Instruction::DeleteGenerator(String::from(input_parts[1])));
[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] 157 |             let _ = command_sender.send(Instruction::DeleteGenerator(String::from(input_parts[1])));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |             command_sender.send(Instruction::BindGenerator(String::from(input_parts[1]), String::from(input_parts[2])));
[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] 159 |             let _ = command_sender.send(Instruction::BindGenerator(String::from(input_parts[1]), String::from(input_parts[2])));
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.39s
[INFO] running `Command { std: "docker" "inspect" "c1b86e7cc31d4a636a049c70f117c4765403f4bbbccfab3ef96d431a807dda1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1b86e7cc31d4a636a049c70f117c4765403f4bbbccfab3ef96d431a807dda1d", kill_on_drop: false }`
[INFO] [stdout] c1b86e7cc31d4a636a049c70f117c4765403f4bbbccfab3ef96d431a807dda1d
