[INFO] cloning repository https://github.com/casey/snd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/snd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fsnd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fsnd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e217a4c08680407e1b107dfb213e771a9dc7085a
[INFO] testing casey/snd against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fsnd" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/snd on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/snd
[INFO] finished tweaking git repo https://github.com/casey/snd
[INFO] tweaked toml for git repo https://github.com/casey/snd written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/snd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5660befb0169f61587fd37ce3d17260132d9f7e137f5326f7767351cb9a5ff55
[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" "5660befb0169f61587fd37ce3d17260132d9f7e137f5326f7767351cb9a5ff55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5660befb0169f61587fd37ce3d17260132d9f7e137f5326f7767351cb9a5ff55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5660befb0169f61587fd37ce3d17260132d9f7e137f5326f7767351cb9a5ff55", kill_on_drop: false }`
[INFO] [stdout] 5660befb0169f61587fd37ce3d17260132d9f7e137f5326f7767351cb9a5ff55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b566fc6972caeba2de5b262a1152f5dd16467f87c2474a17a2e6fbaeabd762ff
[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" "b566fc6972caeba2de5b262a1152f5dd16467f87c2474a17a2e6fbaeabd762ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling cpal v0.8.1
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling snd v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Noise`
[INFO] [stdout]   --> src/synthesizer.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Noise,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Square`
[INFO] [stdout]   --> src/synthesizer.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Square,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Triangle`
[INFO] [stdout]   --> src/synthesizer.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Triangle,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.65s
[INFO] running `Command { std: "docker" "inspect" "b566fc6972caeba2de5b262a1152f5dd16467f87c2474a17a2e6fbaeabd762ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b566fc6972caeba2de5b262a1152f5dd16467f87c2474a17a2e6fbaeabd762ff", kill_on_drop: false }`
[INFO] [stdout] b566fc6972caeba2de5b262a1152f5dd16467f87c2474a17a2e6fbaeabd762ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88f0f50e0aa5646ed6066f8a01fd3c8c6adcb8095d7eb377ea52e5f41338e5ed
[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" "88f0f50e0aa5646ed6066f8a01fd3c8c6adcb8095d7eb377ea52e5f41338e5ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling snd v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Noise`
[INFO] [stdout]   --> src/synthesizer.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     Noise,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Square`
[INFO] [stdout]   --> src/synthesizer.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     Square,
[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 0.96s
[INFO] running `Command { std: "docker" "inspect" "88f0f50e0aa5646ed6066f8a01fd3c8c6adcb8095d7eb377ea52e5f41338e5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f0f50e0aa5646ed6066f8a01fd3c8c6adcb8095d7eb377ea52e5f41338e5ed", kill_on_drop: false }`
[INFO] [stdout] 88f0f50e0aa5646ed6066f8a01fd3c8c6adcb8095d7eb377ea52e5f41338e5ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88e3bb399121c3fe3695428026e98b4fae0e7bf5e167f49013a435313431b4b2
[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" "88e3bb399121c3fe3695428026e98b4fae0e7bf5e167f49013a435313431b4b2", kill_on_drop: false }`
[INFO] [stderr] warning: variant is never constructed: `Noise`
[INFO] [stderr]   --> src/synthesizer.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     Noise,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Square`
[INFO] [stderr]   --> src/synthesizer.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Square,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snd-98eed4e67c10f1d8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test synthesizer::tests::triangle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "88e3bb399121c3fe3695428026e98b4fae0e7bf5e167f49013a435313431b4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88e3bb399121c3fe3695428026e98b4fae0e7bf5e167f49013a435313431b4b2", kill_on_drop: false }`
[INFO] [stdout] 88e3bb399121c3fe3695428026e98b4fae0e7bf5e167f49013a435313431b4b2
