[INFO] fetching crate kira 0.5.3...
[INFO] testing kira-0.5.3 against 1.54.0 for beta-1.55-1
[INFO] extracting crate kira 0.5.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate kira 0.5.3 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kira 0.5.3
[INFO] finished tweaking crates.io crate kira 0.5.3
[INFO] tweaked toml for crates.io crate kira 0.5.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9163265194dc8f9ef715ce615377cf09dbd68e386bcaf1d0d844da23fe37c7c1
[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" "9163265194dc8f9ef715ce615377cf09dbd68e386bcaf1d0d844da23fe37c7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9163265194dc8f9ef715ce615377cf09dbd68e386bcaf1d0d844da23fe37c7c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9163265194dc8f9ef715ce615377cf09dbd68e386bcaf1d0d844da23fe37c7c1", kill_on_drop: false }`
[INFO] [stdout] 9163265194dc8f9ef715ce615377cf09dbd68e386bcaf1d0d844da23fe37c7c1
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7faad6843257c201deb895d332ca38b635bd830557addead54f6545fb5f25d7
[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" "b7faad6843257c201deb895d332ca38b635bd830557addead54f6545fb5f25d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cpal v0.13.3
[INFO] [stderr]    Compiling claxon v0.4.3
[INFO] [stderr]    Compiling basedrop v0.1.2
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling instant v0.1.10
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling ogg v0.8.0
[INFO] [stderr]    Compiling ringbuf v0.2.6
[INFO] [stderr]    Compiling lewton v0.10.2
[INFO] [stderr]    Compiling jobserver v0.1.23
[INFO] [stderr]    Compiling getrandom v0.2.3
[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 rand_core v0.6.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]    Compiling minimp3 v0.5.1
[INFO] [stderr]    Compiling alsa v0.5.0
[INFO] [stderr]    Compiling kira v0.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.12s
[INFO] running `Command { std: "docker" "inspect" "b7faad6843257c201deb895d332ca38b635bd830557addead54f6545fb5f25d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7faad6843257c201deb895d332ca38b635bd830557addead54f6545fb5f25d7", kill_on_drop: false }`
[INFO] [stdout] b7faad6843257c201deb895d332ca38b635bd830557addead54f6545fb5f25d7
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 180c7ac58fddce4dda042aea7f0b916553d30b762f905653d945a7d1321e4974
[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" "180c7ac58fddce4dda042aea7f0b916553d30b762f905653d945a7d1321e4974", kill_on_drop: false }`
[INFO] [stderr]    Compiling kira v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Write`, `stderr`
[INFO] [stdout]   --> src/manager/mod.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 |     io::{stderr, Write},
[INFO] [stdout]    |          ^^^^^^  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `instant::Instant`
[INFO] [stdout]   --> src/manager/mod.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | use instant::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DROP_CLEANUP_TIMEOUT_MILLIS`
[INFO] [stdout]   --> src/manager/mod.rs:54:1
[INFO] [stdout]    |
[INFO] [stdout] 54 | const DROP_CLEANUP_TIMEOUT_MILLIS: u64 = 1000;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `quit_signal_producer`
[INFO] [stdout]    --> src/manager/mod.rs:131:2
[INFO] [stdout]     |
[INFO] [stdout] 131 |     quit_signal_producer: Producer<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 4.06s
[INFO] running `Command { std: "docker" "inspect" "180c7ac58fddce4dda042aea7f0b916553d30b762f905653d945a7d1321e4974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "180c7ac58fddce4dda042aea7f0b916553d30b762f905653d945a7d1321e4974", kill_on_drop: false }`
[INFO] [stdout] 180c7ac58fddce4dda042aea7f0b916553d30b762f905653d945a7d1321e4974
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66dc2dcd0dee4c213ea41bbde230c7c3e02b42657c364dc305aa63c7e54855cf
[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" "66dc2dcd0dee4c213ea41bbde230c7c3e02b42657c364dc305aa63c7e54855cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Write`, `stderr`
[INFO] [stderr]   --> src/manager/mod.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 |     io::{stderr, Write},
[INFO] [stderr]    |          ^^^^^^  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `instant::Instant`
[INFO] [stderr]   --> src/manager/mod.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 | use instant::Instant;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DROP_CLEANUP_TIMEOUT_MILLIS`
[INFO] [stderr]   --> src/manager/mod.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | const DROP_CLEANUP_TIMEOUT_MILLIS: u64 = 1000;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `quit_signal_producer`
[INFO] [stderr]    --> src/manager/mod.rs:131:2
[INFO] [stderr]     |
[INFO] [stderr] 131 |     quit_signal_producer: Producer<bool>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kira-5e2f650da4c38510)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test manager::backend::mixer::tests::routes_audio_to_parent_tracks ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_sub_track_capacity ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_group_capacity ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_sound_capacity ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_arrangement_capacity ... ok
[INFO] [stdout] test sequence::tests::fails_validation_on_infinite_loop ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_parameter_capacity ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_send_track_capacity ... ok
[INFO] [stdout] test manager::backend::mixer::tests::routes_audio_to_send_tracks ... ok
[INFO] [stdout] test manager::tests::returns_error_on_exceeded_metronome_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kira
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/sequence/mod.rs - sequence (line 31) - compile ... ok
[INFO] [stdout] test src/arrangement/mod.rs - arrangement (line 70) - compile ... ok
[INFO] [stdout] test src/sequence/mod.rs - sequence (line 80) - compile ... ok
[INFO] [stdout] test src/sequence/mod.rs - sequence (line 105) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 42) - compile ... ok
[INFO] [stdout] test src/sequence/mod.rs - sequence (line 8) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 12) - compile ... ok
[INFO] [stdout] test src/arrangement/mod.rs - arrangement (line 98) - compile ... ok
[INFO] [stdout] test src/instance/mod.rs - instance (line 11) - compile ... ok
[INFO] [stdout] test src/instance/mod.rs - instance (line 24) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 71) - compile ... ok
[INFO] [stdout] test src/sequence/mod.rs - sequence (line 55) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 25) - compile ... ok
[INFO] [stdout] test src/sequence/mod.rs - sequence (line 134) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66dc2dcd0dee4c213ea41bbde230c7c3e02b42657c364dc305aa63c7e54855cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dc2dcd0dee4c213ea41bbde230c7c3e02b42657c364dc305aa63c7e54855cf", kill_on_drop: false }`
[INFO] [stdout] 66dc2dcd0dee4c213ea41bbde230c7c3e02b42657c364dc305aa63c7e54855cf
