[INFO] fetching crate qruhear 0.1.1...
[INFO] testing qruhear-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate qruhear 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate qruhear 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate qruhear 0.1.1
[INFO] tweaked toml for crates.io crate qruhear 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qruhear 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qruhear 0.1.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded four-char-code v2.3.0
[INFO] [stderr]   Downloaded leaky-cow v0.1.1
[INFO] [stderr]   Downloaded leak v0.1.2
[INFO] [stderr]   Downloaded core-video-rs v0.3.4
[INFO] [stderr]   Downloaded core-utils-rs v0.3.4
[INFO] [stderr]   Downloaded screencapturekit v0.3.5
[INFO] [stderr]   Downloaded shlex v1.2.0
[INFO] [stderr]   Downloaded core-media-rs v0.3.4
[INFO] [stderr]   Downloaded mach2 v0.4.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.51
[INFO] [stderr]   Downloaded thiserror v1.0.51
[INFO] [stderr]   Downloaded oboe v0.5.0
[INFO] [stderr]   Downloaded smallvec v1.11.2
[INFO] [stderr]   Downloaded alsa v0.7.1
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[INFO] [stderr]   Downloaded cpal v0.15.2
[INFO] [stderr]   Downloaded oboe-sys v0.5.0
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[INFO] [stderr]   Downloaded jobserver v0.1.27
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.14
[INFO] [stderr]   Downloaded bindgen v0.69.1
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[INFO] [stderr]   Downloaded libc v0.2.151
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[INFO] [stderr]   Downloaded windows v0.46.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 959f4c5b417936e99ba7edf875c80f56c6a2e72aa72b5253a11c94207784121d
[INFO] running `Command { std: "docker" "start" "-a" "959f4c5b417936e99ba7edf875c80f56c6a2e72aa72b5253a11c94207784121d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "959f4c5b417936e99ba7edf875c80f56c6a2e72aa72b5253a11c94207784121d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "959f4c5b417936e99ba7edf875c80f56c6a2e72aa72b5253a11c94207784121d", kill_on_drop: false }`
[INFO] [stdout] 959f4c5b417936e99ba7edf875c80f56c6a2e72aa72b5253a11c94207784121d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 925cdd95442ae34cd899d9301fbfe265c7c0ae3acdf0d3389a1e3cc08c723674
[INFO] running `Command { std: "docker" "start" "-a" "925cdd95442ae34cd899d9301fbfe265c7c0ae3acdf0d3389a1e3cc08c723674", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling alsa v0.7.1
[INFO] [stderr]    Compiling qruhear v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "925cdd95442ae34cd899d9301fbfe265c7c0ae3acdf0d3389a1e3cc08c723674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925cdd95442ae34cd899d9301fbfe265c7c0ae3acdf0d3389a1e3cc08c723674", kill_on_drop: false }`
[INFO] [stdout] 925cdd95442ae34cd899d9301fbfe265c7c0ae3acdf0d3389a1e3cc08c723674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003a43d174bffeefce2455106965db3781ed7edee2c2b4cf4efeb38143a49d5a
[INFO] running `Command { std: "docker" "start" "-a" "003a43d174bffeefce2455106965db3781ed7edee2c2b4cf4efeb38143a49d5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling qruhear v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> examples/error.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let mut ruhear = RUHear::new(callback.clone());
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "003a43d174bffeefce2455106965db3781ed7edee2c2b4cf4efeb38143a49d5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003a43d174bffeefce2455106965db3781ed7edee2c2b4cf4efeb38143a49d5a", kill_on_drop: false }`
[INFO] [stdout] 003a43d174bffeefce2455106965db3781ed7edee2c2b4cf4efeb38143a49d5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6561d365256d593af7a3dc96c55478e88e6976f52849ef4048190894204859cc
[INFO] running `Command { std: "docker" "start" "-a" "6561d365256d593af7a3dc96c55478e88e6976f52849ef4048190894204859cc", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> examples/error.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     let mut ruhear = RUHear::new(callback.clone());
[INFO] [stderr]   |         ----^^^^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `qruhear` (example "error") generated 1 warning (run `cargo fix --example "error"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qruhear-e2364a3c64f8b455)
[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] [stderr]    Doc-tests qruhear
[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" "6561d365256d593af7a3dc96c55478e88e6976f52849ef4048190894204859cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6561d365256d593af7a3dc96c55478e88e6976f52849ef4048190894204859cc", kill_on_drop: false }`
[INFO] [stdout] 6561d365256d593af7a3dc96c55478e88e6976f52849ef4048190894204859cc