[INFO] cloning repository https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcosRSouza/pomodoro-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRSouza%2Fpomodoro-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRSouza%2Fpomodoro-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0be89da4109ecc38a2fa47c74e8f5d8d048dab7
[INFO] checking MarcosRSouza/pomodoro-in-rust against master#7bdae134cba57426d3c56b5de737a351762445e1 for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRSouza%2Fpomodoro-in-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcosRSouza/pomodoro-in-rust on toolchain 7bdae134cba57426d3c56b5de737a351762445e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] finished tweaking git repo https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] tweaked toml for git repo https://github.com/MarcosRSouza/pomodoro-in-rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcosRSouza/pomodoro-in-rust 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" "+7bdae134cba57426d3c56b5de737a351762445e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking MarcosRSouza/pomodoro-in-rust against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRSouza%2Fpomodoro-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcosRSouza/pomodoro-in-rust on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] finished tweaking git repo https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] tweaked toml for git repo https://github.com/MarcosRSouza/pomodoro-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcosRSouza/pomodoro-in-rust 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking MarcosRSouza/pomodoro-in-rust against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcosRSouza%2Fpomodoro-in-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcosRSouza/pomodoro-in-rust on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] finished tweaking git repo https://github.com/MarcosRSouza/pomodoro-in-rust
[INFO] tweaked toml for git repo https://github.com/MarcosRSouza/pomodoro-in-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcosRSouza/pomodoro-in-rust 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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winnow v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48d6be7a043544f99ff456df4d3511833f075a56a18488f5ec1e5cb4edd56c00
[INFO] running `Command { std: "docker" "start" "-a" "48d6be7a043544f99ff456df4d3511833f075a56a18488f5ec1e5cb4edd56c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d6be7a043544f99ff456df4d3511833f075a56a18488f5ec1e5cb4edd56c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d6be7a043544f99ff456df4d3511833f075a56a18488f5ec1e5cb4edd56c00", kill_on_drop: false }`
[INFO] [stdout] 48d6be7a043544f99ff456df4d3511833f075a56a18488f5ec1e5cb4edd56c00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2c67bed97c70a51d9893bc0392d8ca4be2b5d172ef1d031b242e4dbbe508f31
[INFO] running `Command { std: "docker" "start" "-a" "f2c67bed97c70a51d9893bc0392d8ca4be2b5d172ef1d031b242e4dbbe508f31", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]    Compiling cpal v0.15.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking symphonia-core v0.5.3
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]     Checking hound v3.5.0
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking symphonia-metadata v0.5.3
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking symphonia-bundle-mp3 v0.5.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking alsa v0.7.1
[INFO] [stderr]     Checking symphonia v0.5.3
[INFO] [stderr]     Checking rodio v0.17.1
[INFO] [stderr]     Checking pomodoro-in-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     stream_handle.play_raw(source.convert_samples());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let _ = stream_handle.play_raw(source.convert_samples());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     stream_handle.play_raw(source.convert_samples());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let _ = stream_handle.play_raw(source.convert_samples());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "f2c67bed97c70a51d9893bc0392d8ca4be2b5d172ef1d031b242e4dbbe508f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2c67bed97c70a51d9893bc0392d8ca4be2b5d172ef1d031b242e4dbbe508f31", kill_on_drop: false }`
[INFO] [stdout] f2c67bed97c70a51d9893bc0392d8ca4be2b5d172ef1d031b242e4dbbe508f31