[INFO] cloning repository https://github.com/jimktrains/synth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimktrains/synth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] edcf2bfcac16e1423cc743bd7cb26bc23455b3fd
[INFO] testing jimktrains/synth against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jimktrains/synth on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jimktrains/synth
[INFO] finished tweaking git repo https://github.com/jimktrains/synth
[INFO] tweaked toml for git repo https://github.com/jimktrains/synth written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/jimktrains/synth already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e6dcc27ba5a6514703e9e13db165827f786d3ac132a0dace9327cc927139d03d
[INFO] running `Command { std: "docker" "start" "-a" "e6dcc27ba5a6514703e9e13db165827f786d3ac132a0dace9327cc927139d03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6dcc27ba5a6514703e9e13db165827f786d3ac132a0dace9327cc927139d03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6dcc27ba5a6514703e9e13db165827f786d3ac132a0dace9327cc927139d03d", kill_on_drop: false }`
[INFO] [stdout] e6dcc27ba5a6514703e9e13db165827f786d3ac132a0dace9327cc927139d03d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 697e29ab4e4b195f10c02afaff58906fe82972ce4b02416063380a8e3ec7361c
[INFO] running `Command { std: "docker" "start" "-a" "697e29ab4e4b195f10c02afaff58906fe82972ce4b02416063380a8e3ec7361c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling argh_shared v0.1.4
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]    Compiling riff v1.0.1
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling lock_api v0.4.3
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling wav v0.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling tui v0.14.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling alsa v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling argh_derive v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling argh v0.1.4
[INFO] [stderr]    Compiling jsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `triggered_at`
[INFO] [stdout]   --> src/env/adsr.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     triggered_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gated_at`
[INFO] [stdout]   --> src/env/adsr.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     gated_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gate_closed_at`
[INFO] [stdout]   --> src/env/adsr.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     gate_closed_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `enhanced_graphics`
[INFO] [stdout]   --> src/ui.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         enhanced_graphics: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.19s
[INFO] running `Command { std: "docker" "inspect" "697e29ab4e4b195f10c02afaff58906fe82972ce4b02416063380a8e3ec7361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697e29ab4e4b195f10c02afaff58906fe82972ce4b02416063380a8e3ec7361c", kill_on_drop: false }`
[INFO] [stdout] 697e29ab4e4b195f10c02afaff58906fe82972ce4b02416063380a8e3ec7361c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ccc5135fa67065e859242c2698574d3f77b960e9f3bd934c03f909c75d6e785
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6ccc5135fa67065e859242c2698574d3f77b960e9f3bd934c03f909c75d6e785", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `triggered_at`
[INFO] [stdout]   --> src/env/adsr.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     triggered_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gated_at`
[INFO] [stdout]   --> src/env/adsr.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     gated_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gate_closed_at`
[INFO] [stdout]   --> src/env/adsr.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     gate_closed_at: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `enhanced_graphics`
[INFO] [stdout]   --> src/ui.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         enhanced_graphics: bool,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "6ccc5135fa67065e859242c2698574d3f77b960e9f3bd934c03f909c75d6e785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ccc5135fa67065e859242c2698574d3f77b960e9f3bd934c03f909c75d6e785", kill_on_drop: false }`
[INFO] [stdout] 6ccc5135fa67065e859242c2698574d3f77b960e9f3bd934c03f909c75d6e785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15e5d36e637b8e51b67da0f6c99f0871ff6c487867a415a6bde4ef89c9dbddbd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15e5d36e637b8e51b67da0f6c99f0871ff6c487867a415a6bde4ef89c9dbddbd", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `triggered_at`
[INFO] [stderr]   --> src/env/adsr.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     triggered_at: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `gated_at`
[INFO] [stderr]   --> src/env/adsr.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     gated_at: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `gate_closed_at`
[INFO] [stderr]   --> src/env/adsr.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     gate_closed_at: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `enhanced_graphics`
[INFO] [stderr]   --> src/ui.rs:86:9
[INFO] [stderr]    |
[INFO] [stderr] 86 |         enhanced_graphics: bool,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `jsynth` (bin "jsynth" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsynth-8a9b36e1e5baf04b)
[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" "15e5d36e637b8e51b67da0f6c99f0871ff6c487867a415a6bde4ef89c9dbddbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e5d36e637b8e51b67da0f6c99f0871ff6c487867a415a6bde4ef89c9dbddbd", kill_on_drop: false }`
[INFO] [stdout] 15e5d36e637b8e51b67da0f6c99f0871ff6c487867a415a6bde4ef89c9dbddbd