[INFO] cloning repository https://github.com/tikaradate/syn2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tikaradate/syn2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikaradate%2Fsyn2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikaradate%2Fsyn2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29dfd6502898963d5e6a62b622aa41c2b2236bb7
[INFO] checking tikaradate/syn2 against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikaradate%2Fsyn2" "/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/tikaradate/syn2
[INFO] finished tweaking git repo https://github.com/tikaradate/syn2
[INFO] tweaked toml for git repo https://github.com/tikaradate/syn2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tikaradate/syn2 on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tikaradate/syn2 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "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] 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_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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e10c42d848396e88f66ca15cbfef447b4251c3c98bc5b97c0fd5d3a7ac420ef3
[INFO] running `Command { std: "docker" "start" "-a" "e10c42d848396e88f66ca15cbfef447b4251c3c98bc5b97c0fd5d3a7ac420ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e10c42d848396e88f66ca15cbfef447b4251c3c98bc5b97c0fd5d3a7ac420ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e10c42d848396e88f66ca15cbfef447b4251c3c98bc5b97c0fd5d3a7ac420ef3", kill_on_drop: false }`
[INFO] [stdout] e10c42d848396e88f66ca15cbfef447b4251c3c98bc5b97c0fd5d3a7ac420ef3
[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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e5d706080bbb328bbf935ab16744a742d05d6b7c534ab2e167ced0828619ff0
[INFO] running `Command { std: "docker" "start" "-a" "2e5d706080bbb328bbf935ab16744a742d05d6b7c534ab2e167ced0828619ff0", kill_on_drop: false }`
[INFO] [stderr]     Checking hound v3.5.1
[INFO] [stderr]     Checking syn2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `phoneme::generate_phoneme`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use phoneme::generate_phoneme;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `phoneme::generate_square_phoneme`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use phoneme::generate_square_phoneme;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `phoneme::generate_phoneme`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use phoneme::generate_phoneme;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `phoneme::generate_square_phoneme`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use phoneme::generate_square_phoneme;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_phoneme_wave` is never used
[INFO] [stdout]   --> src/phoneme/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn generate_phoneme_wave<F>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_phoneme_wave` is never used
[INFO] [stdout]   --> src/phoneme/mod.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn generate_phoneme_wave<F>(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_phoneme` is never used
[INFO] [stdout]   --> src/phoneme/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn generate_phoneme(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_phoneme` is never used
[INFO] [stdout]   --> src/phoneme/mod.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn generate_phoneme(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_square_phoneme` is never used
[INFO] [stdout]   --> src/phoneme/mod.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn generate_square_phoneme(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_square_phoneme` is never used
[INFO] [stdout]   --> src/phoneme/mod.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn generate_square_phoneme(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_square_wave` is never used
[INFO] [stdout]   --> src/phoneme/wave.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn generate_square_wave(frequency: f32, duration: f32, sample_rate: u32) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_square_wave` is never used
[INFO] [stdout]   --> src/phoneme/wave.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn generate_square_wave(frequency: f32, duration: f32, sample_rate: u32) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "2e5d706080bbb328bbf935ab16744a742d05d6b7c534ab2e167ced0828619ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e5d706080bbb328bbf935ab16744a742d05d6b7c534ab2e167ced0828619ff0", kill_on_drop: false }`
[INFO] [stdout] 2e5d706080bbb328bbf935ab16744a742d05d6b7c534ab2e167ced0828619ff0