[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 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimktrains%2Fsynth" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jimktrains/synth on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-4/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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7a27d26ce11232f08924d499589d3bdd48737c30ce6a6110f55b5f7bcf1364f
[INFO] running `Command { std: "docker" "start" "-a" "e7a27d26ce11232f08924d499589d3bdd48737c30ce6a6110f55b5f7bcf1364f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7a27d26ce11232f08924d499589d3bdd48737c30ce6a6110f55b5f7bcf1364f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a27d26ce11232f08924d499589d3bdd48737c30ce6a6110f55b5f7bcf1364f", kill_on_drop: false }`
[INFO] [stdout] e7a27d26ce11232f08924d499589d3bdd48737c30ce6a6110f55b5f7bcf1364f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 783ace554906b409bf89ae9a28643be5de8bad0b8de35f64bbde5944b5d9b8d3
[INFO] running `Command { std: "docker" "start" "-a" "783ace554906b409bf89ae9a28643be5de8bad0b8de35f64bbde5944b5d9b8d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]    Compiling argh_shared v0.1.4
[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 proc-macro2 v1.0.26
[INFO] [stderr]    Compiling wav v0.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[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 argh v0.1.4
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling jsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.88s
[INFO] running `Command { std: "docker" "inspect" "783ace554906b409bf89ae9a28643be5de8bad0b8de35f64bbde5944b5d9b8d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783ace554906b409bf89ae9a28643be5de8bad0b8de35f64bbde5944b5d9b8d3", kill_on_drop: false }`
[INFO] [stdout] 783ace554906b409bf89ae9a28643be5de8bad0b8de35f64bbde5944b5d9b8d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8906c76295e0022d09953adb9ce6e0b6f8d6995d5abfa0f6a83f85e4748c4e35
[INFO] running `Command { std: "docker" "start" "-a" "8906c76295e0022d09953adb9ce6e0b6f8d6995d5abfa0f6a83f85e4748c4e35", kill_on_drop: false }`
[INFO] [stderr]    Compiling jsynth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "8906c76295e0022d09953adb9ce6e0b6f8d6995d5abfa0f6a83f85e4748c4e35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8906c76295e0022d09953adb9ce6e0b6f8d6995d5abfa0f6a83f85e4748c4e35", kill_on_drop: false }`
[INFO] [stdout] 8906c76295e0022d09953adb9ce6e0b6f8d6995d5abfa0f6a83f85e4748c4e35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ea01af0aba75a494db373dafc35ab1bfb007ce4da5107c34462c72140931230
[INFO] running `Command { std: "docker" "start" "-a" "7ea01af0aba75a494db373dafc35ab1bfb007ce4da5107c34462c72140931230", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jsynth-50e53ce048267843)
[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" "7ea01af0aba75a494db373dafc35ab1bfb007ce4da5107c34462c72140931230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea01af0aba75a494db373dafc35ab1bfb007ce4da5107c34462c72140931230", kill_on_drop: false }`
[INFO] [stdout] 7ea01af0aba75a494db373dafc35ab1bfb007ce4da5107c34462c72140931230