[INFO] cloning repository https://github.com/g-s-k/basic-synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/g-s-k/basic-synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg-s-k%2Fbasic-synth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg-s-k%2Fbasic-synth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c763117368f767d87d9b566bb020cd632939a61
[INFO] testing g-s-k/basic-synth against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fg-s-k%2Fbasic-synth" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/g-s-k/basic-synth on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/g-s-k/basic-synth
[INFO] finished tweaking git repo https://github.com/g-s-k/basic-synth
[INFO] tweaked toml for git repo https://github.com/g-s-k/basic-synth written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/g-s-k/basic-synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded midi-msg v0.3.0
[INFO] [stderr]   Downloaded ascii v1.0.0
[INFO] [stderr]   Downloaded coremidi v0.4.0
[INFO] [stderr]   Downloaded midir v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ce089925a8a62a7ca0fcc9e34e81803efa29d58d8ad3834e57c6709cd83301f
[INFO] running `Command { std: "docker" "start" "-a" "5ce089925a8a62a7ca0fcc9e34e81803efa29d58d8ad3834e57c6709cd83301f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ce089925a8a62a7ca0fcc9e34e81803efa29d58d8ad3834e57c6709cd83301f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ce089925a8a62a7ca0fcc9e34e81803efa29d58d8ad3834e57c6709cd83301f", kill_on_drop: false }`
[INFO] [stdout] 5ce089925a8a62a7ca0fcc9e34e81803efa29d58d8ad3834e57c6709cd83301f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1190418d17c8081608bb94118e6ba8bb26333b83e95715322ef1979deefe3d71
[INFO] running `Command { std: "docker" "start" "-a" "1190418d17c8081608bb94118e6ba8bb26333b83e95715322ef1979deefe3d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memalloc v0.1.0
[INFO] [stderr]    Compiling ascii v1.0.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling midi-msg v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling slice-deque v0.3.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling alsa v0.5.0
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling midir v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling minimp3 v0.5.1
[INFO] [stderr]    Compiling rodio v0.14.0
[INFO] [stderr]    Compiling basic-synth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Sine`
[INFO] [stdout]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Sine,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pulse`
[INFO] [stdout]    --> src/lib.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     Pulse,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "1190418d17c8081608bb94118e6ba8bb26333b83e95715322ef1979deefe3d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1190418d17c8081608bb94118e6ba8bb26333b83e95715322ef1979deefe3d71", kill_on_drop: false }`
[INFO] [stdout] 1190418d17c8081608bb94118e6ba8bb26333b83e95715322ef1979deefe3d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b34c60b3f9283dd37c9f2e06c4506229a59b30348ff7a95ffcadcf5be735b6c
[INFO] running `Command { std: "docker" "start" "-a" "0b34c60b3f9283dd37c9f2e06c4506229a59b30348ff7a95ffcadcf5be735b6c", kill_on_drop: false }`
[INFO] [stdout] warning: variant is never constructed: `Sine`
[INFO] [stdout]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Sine,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling basic-synth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Pulse`
[INFO] [stdout]    --> src/lib.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     Pulse,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Sine`
[INFO] [stdout]    --> src/lib.rs:217:5
[INFO] [stdout]     |
[INFO] [stdout] 217 |     Sine,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Pulse`
[INFO] [stdout]    --> src/lib.rs:218:5
[INFO] [stdout]     |
[INFO] [stdout] 218 |     Pulse,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "0b34c60b3f9283dd37c9f2e06c4506229a59b30348ff7a95ffcadcf5be735b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b34c60b3f9283dd37c9f2e06c4506229a59b30348ff7a95ffcadcf5be735b6c", kill_on_drop: false }`
[INFO] [stdout] 0b34c60b3f9283dd37c9f2e06c4506229a59b30348ff7a95ffcadcf5be735b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93235941ee42edc34721e121aa3f012bc88bc79d210d6e1df40950d715365dd0
[INFO] running `Command { std: "docker" "start" "-a" "93235941ee42edc34721e121aa3f012bc88bc79d210d6e1df40950d715365dd0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: variant is never constructed: `Sine`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/lib.rs:217:5
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 217 |     Sine,
[INFO] [stdout] 
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Pulse`
[INFO] [stderr]    --> src/lib.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     Pulse,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `basic-synth` (lib) generated 2 warnings
[INFO] [stderr] warning: `basic-synth` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/basic_synth-c4d460e0d75af37a)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/basic_synth_cli-0a2fa4df9c365d07)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests basic_synth
[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] [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" "93235941ee42edc34721e121aa3f012bc88bc79d210d6e1df40950d715365dd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93235941ee42edc34721e121aa3f012bc88bc79d210d6e1df40950d715365dd0", kill_on_drop: false }`
[INFO] [stdout] 93235941ee42edc34721e121aa3f012bc88bc79d210d6e1df40950d715365dd0