[INFO] cloning repository https://github.com/CodeScratcher/softsynth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CodeScratcher/softsynth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeScratcher%2Fsoftsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeScratcher%2Fsoftsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6574cf6648fc88654edd43424181fd2510ff08d2
[INFO] checking CodeScratcher/softsynth against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodeScratcher%2Fsoftsynth" "/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/CodeScratcher/softsynth
[INFO] finished tweaking git repo https://github.com/CodeScratcher/softsynth
[INFO] tweaked toml for git repo https://github.com/CodeScratcher/softsynth written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/CodeScratcher/softsynth on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/CodeScratcher/softsynth 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded midir v0.8.0
[INFO] [stderr]   Downloaded coremidi-sys v3.1.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aecc6784b53436502c010ec1dfa05f869dd2b14a81ed9e3dd4b1a868494c275d
[INFO] running `Command { std: "docker" "start" "-a" "aecc6784b53436502c010ec1dfa05f869dd2b14a81ed9e3dd4b1a868494c275d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aecc6784b53436502c010ec1dfa05f869dd2b14a81ed9e3dd4b1a868494c275d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aecc6784b53436502c010ec1dfa05f869dd2b14a81ed9e3dd4b1a868494c275d", kill_on_drop: false }`
[INFO] [stdout] aecc6784b53436502c010ec1dfa05f869dd2b14a81ed9e3dd4b1a868494c275d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3a3946fbb861beb6e4807bc5a57be5ba18ad985820f4ab639fb408218f3f96
[INFO] running `Command { std: "docker" "start" "-a" "ca3a3946fbb861beb6e4807bc5a57be5ba18ad985820f4ab639fb408218f3f96", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking memalloc v0.1.0
[INFO] [stderr]     Checking midir v0.8.0
[INFO] [stderr]     Checking parking_lot_core v0.9.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]     Checking thiserror v1.0.37
[INFO] [stderr]     Checking cpal v0.14.1
[INFO] [stderr]     Checking softsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Data` and `SampleFormat`
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cpal::{Data, Sample, SampleFormat};
[INFO] [stdout]   |            ^^^^          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |         move |err| {
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `saw` is never used
[INFO] [stdout]   --> src/waves.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn saw(freq: f64, amp: f64, time: f64) -> f64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data` and `SampleFormat`
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cpal::{Data, Sample, SampleFormat};
[INFO] [stdout]   |            ^^^^          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:32:15
[INFO] [stdout]    |
[INFO] [stdout] 32 |         move |err| {
[INFO] [stdout]    |               ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `square` is never used
[INFO] [stdout]   --> src/waves.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn square(freq: f64, amp: f64, time: f64) -> f64 {
[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 `saw` is never used
[INFO] [stdout]   --> src/waves.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn saw(freq: f64, amp: f64, time: f64) -> f64 {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.01s
[INFO] running `Command { std: "docker" "inspect" "ca3a3946fbb861beb6e4807bc5a57be5ba18ad985820f4ab639fb408218f3f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3a3946fbb861beb6e4807bc5a57be5ba18ad985820f4ab639fb408218f3f96", kill_on_drop: false }`
[INFO] [stdout] ca3a3946fbb861beb6e4807bc5a57be5ba18ad985820f4ab639fb408218f3f96
