[INFO] cloning repository https://github.com/mshrynzw/rust_synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mshrynzw/rust_synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmshrynzw%2Frust_synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmshrynzw%2Frust_synth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b395389580b13aa7d33c07c8bf5eb0602ceced4
[INFO] testing mshrynzw/rust_synth against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmshrynzw%2Frust_synth" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mshrynzw/rust_synth
[INFO] finished tweaking git repo https://github.com/mshrynzw/rust_synth
[INFO] tweaked toml for git repo https://github.com/mshrynzw/rust_synth written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mshrynzw/rust_synth on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mshrynzw/rust_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" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 3287e5fdcbbe552c9b926d21f8100e5069c16583bdaed0c733811b9bfb92871f
[INFO] running `Command { std: "docker" "start" "-a" "3287e5fdcbbe552c9b926d21f8100e5069c16583bdaed0c733811b9bfb92871f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "3287e5fdcbbe552c9b926d21f8100e5069c16583bdaed0c733811b9bfb92871f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd05e6cc25db4823d9b9292888896301c399a6968215ccda64c7adb8e79f4f5f
[INFO] running `Command { std: "docker" "start" "-a" "cd05e6cc25db4823d9b9292888896301c399a6968215ccda64c7adb8e79f4f5f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling eframe v0.24.1
[INFO] [stderr]    Compiling rust_synth_gui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SynthApp` is never constructed
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct SynthApp {
[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 `play_sine_wave` is never used
[INFO] [stdout]    --> src/main.rs:228:4
[INFO] [stdout]     |
[INFO] [stdout] 228 | fn play_sine_wave(_freq: f32, current_freq: Arc<Mutex<f32>>) -> cpal::Stream {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "cd05e6cc25db4823d9b9292888896301c399a6968215ccda64c7adb8e79f4f5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd05e6cc25db4823d9b9292888896301c399a6968215ccda64c7adb8e79f4f5f", kill_on_drop: false }`
[INFO] [stdout] cd05e6cc25db4823d9b9292888896301c399a6968215ccda64c7adb8e79f4f5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3510cce4cba0db80b86033ecc95ee2c43557c89bd21598ec66f41ad9b2279457
[INFO] running `Command { std: "docker" "start" "-a" "3510cce4cba0db80b86033ecc95ee2c43557c89bd21598ec66f41ad9b2279457", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_synth_gui v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `SynthApp` is never constructed
[INFO] [stdout]   --> src/main.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | struct SynthApp {
[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 `play_sine_wave` is never used
[INFO] [stdout]    --> src/main.rs:228:4
[INFO] [stdout]     |
[INFO] [stdout] 228 | fn play_sine_wave(_freq: f32, current_freq: Arc<Mutex<f32>>) -> cpal::Stream {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "3510cce4cba0db80b86033ecc95ee2c43557c89bd21598ec66f41ad9b2279457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3510cce4cba0db80b86033ecc95ee2c43557c89bd21598ec66f41ad9b2279457", kill_on_drop: false }`
[INFO] [stdout] 3510cce4cba0db80b86033ecc95ee2c43557c89bd21598ec66f41ad9b2279457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 80d7e32f2ff8fb4d895e14a5c623dc9ec4ac70bec56792726784b1464da22b34
[INFO] running `Command { std: "docker" "start" "-a" "80d7e32f2ff8fb4d895e14a5c623dc9ec4ac70bec56792726784b1464da22b34", kill_on_drop: false }`
[INFO] [stderr] warning: struct `SynthApp` is never constructed
[INFO] [stderr]   --> src/main.rs:43:8
[INFO] [stderr]    |
[INFO] [stderr] 43 | struct SynthApp {
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `play_sine_wave` is never used
[INFO] [stderr]    --> src/main.rs:228:4
[INFO] [stderr]     |
[INFO] [stderr] 228 | fn play_sine_wave(_freq: f32, current_freq: Arc<Mutex<f32>>) -> cpal::Stream {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_synth_gui` (bin "rust_synth_gui" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_synth_gui-8bdfc79764f44009)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80d7e32f2ff8fb4d895e14a5c623dc9ec4ac70bec56792726784b1464da22b34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d7e32f2ff8fb4d895e14a5c623dc9ec4ac70bec56792726784b1464da22b34", kill_on_drop: false }`
[INFO] [stdout] 80d7e32f2ff8fb4d895e14a5c623dc9ec4ac70bec56792726784b1464da22b34
