[INFO] fetching crate cubeb-backend 0.9.0...
[INFO] testing cubeb-backend-0.9.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate cubeb-backend 0.9.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cubeb-backend 0.9.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cubeb-backend 0.9.0
[INFO] finished tweaking crates.io crate cubeb-backend 0.9.0
[INFO] tweaked toml for crates.io crate cubeb-backend 0.9.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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] 001c1e52e360c3e8345f5c647b8b2271b0cf7ddb3ad31c81004baff2c854b505
[INFO] running `Command { std: "docker" "start" "-a" "001c1e52e360c3e8345f5c647b8b2271b0cf7ddb3ad31c81004baff2c854b505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "001c1e52e360c3e8345f5c647b8b2271b0cf7ddb3ad31c81004baff2c854b505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "001c1e52e360c3e8345f5c647b8b2271b0cf7ddb3ad31c81004baff2c854b505", kill_on_drop: false }`
[INFO] [stdout] 001c1e52e360c3e8345f5c647b8b2271b0cf7ddb3ad31c81004baff2c854b505
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 744792db9cd9fa22e7992c6a530dfd33e5405ac7471d09218761e63919c26ddf
[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" "744792db9cd9fa22e7992c6a530dfd33e5405ac7471d09218761e63919c26ddf", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling cubeb-sys v0.9.0
[INFO] [stderr]    Compiling cubeb-core v0.9.0
[INFO] [stderr]    Compiling cubeb-backend v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.03s
[INFO] running `Command { std: "docker" "inspect" "744792db9cd9fa22e7992c6a530dfd33e5405ac7471d09218761e63919c26ddf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "744792db9cd9fa22e7992c6a530dfd33e5405ac7471d09218761e63919c26ddf", kill_on_drop: false }`
[INFO] [stdout] 744792db9cd9fa22e7992c6a530dfd33e5405ac7471d09218761e63919c26ddf
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--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] 1650d72bc82bff8e85238892f3f8d3fbb1b2c810fa7111ea2c06b4974c1a722d
[INFO] running `Command { std: "docker" "start" "-a" "1650d72bc82bff8e85238892f3f8d3fbb1b2c810fa7111ea2c06b4974c1a722d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cubeb-backend v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ops`
[INFO] [stdout]   --> tests/test_capi.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub ops: *const Ops,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 1.01s
[INFO] running `Command { std: "docker" "inspect" "1650d72bc82bff8e85238892f3f8d3fbb1b2c810fa7111ea2c06b4974c1a722d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1650d72bc82bff8e85238892f3f8d3fbb1b2c810fa7111ea2c06b4974c1a722d", kill_on_drop: false }`
[INFO] [stdout] 1650d72bc82bff8e85238892f3f8d3fbb1b2c810fa7111ea2c06b4974c1a722d
[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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] b0eaee313eae0ca9a7ab2eb2393ebd21e2daed4d24c81a23b0b1bdebf1aa0fa5
[INFO] running `Command { std: "docker" "start" "-a" "b0eaee313eae0ca9a7ab2eb2393ebd21e2daed4d24c81a23b0b1bdebf1aa0fa5", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `ops`
[INFO] [stderr]   --> tests/test_capi.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub ops: *const Ops,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cubeb_backend-528a3b59a300897b)
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running tests/test_capi.rs (/opt/rustwide/target/debug/deps/test_capi-c350b9c275bdf087)
[INFO] [stdout] test log::tests::test_verbose_logging ... ok
[INFO] [stdout] test log::tests::test_normal_logging ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_ops_stream_latency ... ok
[INFO] [stdout] test test_ops_stream_set_name ... ok
[INFO] [stdout] test test_ops_stream_set_volume ... ok
[INFO] [stdout] test test_ops_stream_device_destroy ... ok
[INFO] [stdout] test test_ops_context_min_latency ... ok
[INFO] [stdout] test test_ops_context_max_channel_count ... ok
[INFO] [stdout] test test_ops_context_preferred_sample_rate ... ok
[INFO] [stdout] test test_ops_context_enumerate_devices ... ok
[INFO] [stderr]    Doc-tests cubeb-backend
[INFO] [stdout] test test_ops_context_device_collection_destroy ... ok
[INFO] [stdout] test test_ops_context_init ... ok
[INFO] [stdout] test test_ops_stream_current_device ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "b0eaee313eae0ca9a7ab2eb2393ebd21e2daed4d24c81a23b0b1bdebf1aa0fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0eaee313eae0ca9a7ab2eb2393ebd21e2daed4d24c81a23b0b1bdebf1aa0fa5", kill_on_drop: false }`
[INFO] [stdout] b0eaee313eae0ca9a7ab2eb2393ebd21e2daed4d24c81a23b0b1bdebf1aa0fa5