[INFO] cloning repository https://github.com/s3bk/synth [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/s3bk/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fsynth", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fsynth'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bfd0e561d7c63570d0928e9b60241a72a286f23a [INFO] checking s3bk/synth against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fsynth" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/s3bk/synth on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/s3bk/synth [INFO] finished tweaking git repo https://github.com/s3bk/synth [INFO] tweaked toml for git repo https://github.com/s3bk/synth written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/s3bk/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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e1d61ebecc4773f334f58a6c18ade84613a9b44a5be2d3dad5fc56b61bf50cc [INFO] running `Command { std: "docker" "start" "-a" "9e1d61ebecc4773f334f58a6c18ade84613a9b44a5be2d3dad5fc56b61bf50cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e1d61ebecc4773f334f58a6c18ade84613a9b44a5be2d3dad5fc56b61bf50cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e1d61ebecc4773f334f58a6c18ade84613a9b44a5be2d3dad5fc56b61bf50cc", kill_on_drop: false }` [INFO] [stdout] 9e1d61ebecc4773f334f58a6c18ade84613a9b44a5be2d3dad5fc56b61bf50cc [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 617005c8812cf5bea4d48d8b789acf341fa94e89130c32dad476fcd3845db0ce [INFO] running `Command { std: "docker" "start" "-a" "617005c8812cf5bea4d48d8b789acf341fa94e89130c32dad476fcd3845db0ce", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling cpal v0.15.2 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking alsa v0.7.1 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking midly v0.5.3 [INFO] [stderr] Checking synth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arc`, `Condvar` [INFO] [stdout] --> src/synth.rs:1:41 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::VecDeque, sync::{Condvar, Arc, mpsc::{Receiver, channel, Sender}}}; [INFO] [stdout] | ^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Condvar` [INFO] [stdout] --> src/synth.rs:1:41 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::VecDeque, sync::{Condvar, Arc, mpsc::{Receiver, channel, Sender}}}; [INFO] [stdout] | ^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/synth.rs:197:65 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(freq: f64, sample_duration: f64, amplitude: f64, duration: f64, falloff: f32, colors: &'static [f32]) -> Self { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start_vel` [INFO] [stdout] --> src/midi.rs:45:54 [INFO] [stdout] | [INFO] [stdout] 45 | ... if let Some((start_tick, start_vel)) = active.remove(&(channel, key)) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_vel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/synth.rs:197:65 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(freq: f64, sample_duration: f64, amplitude: f64, duration: f64, falloff: f32, colors: &'static [f32]) -> Self { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start_vel` [INFO] [stdout] --> src/midi.rs:45:54 [INFO] [stdout] | [INFO] [stdout] 45 | ... if let Some((start_tick, start_vel)) = active.remove(&(channel, key)) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_vel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.42s [INFO] running `Command { std: "docker" "inspect" "617005c8812cf5bea4d48d8b789acf341fa94e89130c32dad476fcd3845db0ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "617005c8812cf5bea4d48d8b789acf341fa94e89130c32dad476fcd3845db0ce", kill_on_drop: false }` [INFO] [stdout] 617005c8812cf5bea4d48d8b789acf341fa94e89130c32dad476fcd3845db0ce [INFO] checking s3bk/synth against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fs3bk%2Fsynth" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/s3bk/synth on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/s3bk/synth [INFO] finished tweaking git repo https://github.com/s3bk/synth [INFO] tweaked toml for git repo https://github.com/s3bk/synth written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/s3bk/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39fd2ed13ad33cf3aac428abf1288a64b0b14ecdd7d074a6ef5d15ed8df65588 [INFO] running `Command { std: "docker" "start" "-a" "39fd2ed13ad33cf3aac428abf1288a64b0b14ecdd7d074a6ef5d15ed8df65588", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39fd2ed13ad33cf3aac428abf1288a64b0b14ecdd7d074a6ef5d15ed8df65588", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39fd2ed13ad33cf3aac428abf1288a64b0b14ecdd7d074a6ef5d15ed8df65588", kill_on_drop: false }` [INFO] [stdout] 39fd2ed13ad33cf3aac428abf1288a64b0b14ecdd7d074a6ef5d15ed8df65588 [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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33ccebed2b680772c86ba131f7eaf97733ade3b04c177eb212ad537e1ebe038c [INFO] running `Command { std: "docker" "start" "-a" "33ccebed2b680772c86ba131f7eaf97733ade3b04c177eb212ad537e1ebe038c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Compiling cpal v0.15.2 [INFO] [stderr] Checking dasp_sample v0.11.0 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking alsa v0.7.1 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking midly v0.5.3 [INFO] [stderr] Checking synth v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Arc`, `Condvar` [INFO] [stdout] --> src/synth.rs:1:41 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::VecDeque, sync::{Condvar, Arc, mpsc::{Receiver, channel, Sender}}}; [INFO] [stdout] | ^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Condvar` [INFO] [stdout] --> src/synth.rs:1:41 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::VecDeque, sync::{Condvar, Arc, mpsc::{Receiver, channel, Sender}}}; [INFO] [stdout] | ^^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/synth.rs:197:65 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(freq: f64, sample_duration: f64, amplitude: f64, duration: f64, falloff: f32, colors: &'static [f32]) -> Self { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start_vel` [INFO] [stdout] --> src/midi.rs:45:54 [INFO] [stdout] | [INFO] [stdout] 45 | ... if let Some((start_tick, start_vel)) = active.remove(&(channel, key)) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_vel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/synth.rs:197:65 [INFO] [stdout] | [INFO] [stdout] 197 | pub fn new(freq: f64, sample_duration: f64, amplitude: f64, duration: f64, falloff: f32, colors: &'static [f32]) -> Self { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `start_vel` [INFO] [stdout] --> src/midi.rs:45:54 [INFO] [stdout] | [INFO] [stdout] 45 | ... if let Some((start_tick, start_vel)) = active.remove(&(channel, key)) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_vel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.55s [INFO] running `Command { std: "docker" "inspect" "33ccebed2b680772c86ba131f7eaf97733ade3b04c177eb212ad537e1ebe038c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33ccebed2b680772c86ba131f7eaf97733ade3b04c177eb212ad537e1ebe038c", kill_on_drop: false }` [INFO] [stdout] 33ccebed2b680772c86ba131f7eaf97733ade3b04c177eb212ad537e1ebe038c