[INFO] cloning repository https://github.com/pattyjogal/patty_piano
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pattyjogal/patty_piano" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpattyjogal%2Fpatty_piano", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpattyjogal%2Fpatty_piano'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e4718508966283b3b0d9e3119d83bc7e6ec9d5d8
[INFO] testing pattyjogal/patty_piano against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpattyjogal%2Fpatty_piano" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pattyjogal/patty_piano 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/pattyjogal/patty_piano
[INFO] finished tweaking git repo https://github.com/pattyjogal/patty_piano
[INFO] tweaked toml for git repo https://github.com/pattyjogal/patty_piano written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/pattyjogal/patty_piano 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d6d744b7f0d8577b2096ae7aa04447ab6eb1a5c65b942328933e0cf1a90e2f7e
[INFO] running `Command { std: "docker" "start" "-a" "d6d744b7f0d8577b2096ae7aa04447ab6eb1a5c65b942328933e0cf1a90e2f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6d744b7f0d8577b2096ae7aa04447ab6eb1a5c65b942328933e0cf1a90e2f7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6d744b7f0d8577b2096ae7aa04447ab6eb1a5c65b942328933e0cf1a90e2f7e", kill_on_drop: false }`
[INFO] [stdout] d6d744b7f0d8577b2096ae7aa04447ab6eb1a5c65b942328933e0cf1a90e2f7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 7a22b8afc8475793b673c5bb9ef74c25b7e658f5e000f58fac8f3115cb590baf
[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" "7a22b8afc8475793b673c5bb9ef74c25b7e658f5e000f58fac8f3115cb590baf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.29
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling hound v1.1.0
[INFO] [stderr]    Compiling alsa-sys v0.1.1
[INFO] [stderr]    Compiling ogg v0.4.1
[INFO] [stderr]    Compiling lewton v0.5.2
[INFO] [stderr]    Compiling rand v0.3.16
[INFO] [stderr]    Compiling cgmath v0.14.1
[INFO] [stderr]    Compiling cpal v0.4.5
[INFO] [stderr]    Compiling rodio v0.5.1
[INFO] [stderr]    Compiling patty_piano v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rodio::Source`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rodio::Source;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.60s
[INFO] running `Command { std: "docker" "inspect" "7a22b8afc8475793b673c5bb9ef74c25b7e658f5e000f58fac8f3115cb590baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a22b8afc8475793b673c5bb9ef74c25b7e658f5e000f58fac8f3115cb590baf", kill_on_drop: false }`
[INFO] [stdout] 7a22b8afc8475793b673c5bb9ef74c25b7e658f5e000f58fac8f3115cb590baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] e83f775a1c41d26a1fa9c83760fd2d2e236830483c8fac764ba81c969746744f
[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" "e83f775a1c41d26a1fa9c83760fd2d2e236830483c8fac764ba81c969746744f", kill_on_drop: false }`
[INFO] [stderr]    Compiling patty_piano v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rodio::Source`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rodio::Source;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "e83f775a1c41d26a1fa9c83760fd2d2e236830483c8fac764ba81c969746744f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e83f775a1c41d26a1fa9c83760fd2d2e236830483c8fac764ba81c969746744f", kill_on_drop: false }`
[INFO] [stdout] e83f775a1c41d26a1fa9c83760fd2d2e236830483c8fac764ba81c969746744f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 918a64fd2c7534e427f1f8883d1dfadb784a800de29e378e6e41cf84f4cdd80e
[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" "918a64fd2c7534e427f1f8883d1dfadb784a800de29e378e6e41cf84f4cdd80e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `rodio::Source`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:5
[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] 4 | use rodio::Source;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `patty_piano` (bin "patty_piano" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/patty_piano-1056d81882decdc6)
[INFO] running `Command { std: "docker" "inspect" "918a64fd2c7534e427f1f8883d1dfadb784a800de29e378e6e41cf84f4cdd80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "918a64fd2c7534e427f1f8883d1dfadb784a800de29e378e6e41cf84f4cdd80e", kill_on_drop: false }`
[INFO] [stdout] 918a64fd2c7534e427f1f8883d1dfadb784a800de29e378e6e41cf84f4cdd80e