[INFO] fetching crate cpal 0.13.3...
[INFO] testing cpal-0.13.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate cpal 0.13.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cpal 0.13.3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpal 0.13.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate cpal 0.13.3
[INFO] tweaked toml for crates.io crate cpal 0.13.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate cpal 0.13.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jack v0.6.6
[INFO] [stderr]   Downloaded asio-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad30898d19af9977a931ac43b15ffb45f6d4dc699179d834c61410954f339c1e
[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" "ad30898d19af9977a931ac43b15ffb45f6d4dc699179d834c61410954f339c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad30898d19af9977a931ac43b15ffb45f6d4dc699179d834c61410954f339c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad30898d19af9977a931ac43b15ffb45f6d4dc699179d834c61410954f339c1e", kill_on_drop: false }`
[INFO] [stdout] ad30898d19af9977a931ac43b15ffb45f6d4dc699179d834c61410954f339c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6e6783e04a57a767fcbb1199ee3005fd8113a8f7763766e970c1b3f65cc141f
[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" "b6e6783e04a57a767fcbb1199ee3005fd8113a8f7763766e970c1b3f65cc141f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling cpal v0.13.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling alsa v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/samples_formats.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn from<S>(&S) -> Self
[INFO] [stdout]    |                ^^ help: try naming the parameter or explicitly ignoring it: `_: &S`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.62s
[INFO] running `Command { std: "docker" "inspect" "b6e6783e04a57a767fcbb1199ee3005fd8113a8f7763766e970c1b3f65cc141f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e6783e04a57a767fcbb1199ee3005fd8113a8f7763766e970c1b3f65cc141f", kill_on_drop: false }`
[INFO] [stdout] b6e6783e04a57a767fcbb1199ee3005fd8113a8f7763766e970c1b3f65cc141f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8422aff8ff2a4f515c62cc773c12b639a83cb5a94dddfac72e10af5622f19e67
[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" "8422aff8ff2a4f515c62cc773c12b639a83cb5a94dddfac72e10af5622f19e67", kill_on_drop: false }`
[INFO] [stderr]    Compiling ringbuf v0.2.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/samples_formats.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn from<S>(&S) -> Self
[INFO] [stdout]    |                ^^ help: try naming the parameter or explicitly ignoring it: `_: &S`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cpal v0.13.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/samples_formats.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn from<S>(&S) -> Self
[INFO] [stdout]    |                ^^ help: try naming the parameter or explicitly ignoring it: `_: &S`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.63s
[INFO] running `Command { std: "docker" "inspect" "8422aff8ff2a4f515c62cc773c12b639a83cb5a94dddfac72e10af5622f19e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8422aff8ff2a4f515c62cc773c12b639a83cb5a94dddfac72e10af5622f19e67", kill_on_drop: false }`
[INFO] [stdout] 8422aff8ff2a4f515c62cc773c12b639a83cb5a94dddfac72e10af5622f19e67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 14bc28a6075fc2c03f3e05e2ddf7a5e15e27aa147ac80c26b01b3d2bfc5f63ff
[INFO] running `Command { std: "docker" "start" "-a" "14bc28a6075fc2c03f3e05e2ddf7a5e15e27aa147ac80c26b01b3d2bfc5f63ff", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout] running 11 tests
[INFO] [stderr]   --> src/samples_formats.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn from<S>(&S) -> Self
[INFO] [stderr]    |                ^^ help: try naming the parameter or explicitly ignoring it: `_: &S`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `cpal` (lib) generated 1 warning
[INFO] [stderr] warning: `cpal` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cpal-e9e5e6dc9d959639)
[INFO] [stdout] test samples_formats::test::f32_to_f32 ... ok
[INFO] [stdout] test samples_formats::test::f32_to_u16 ... ok
[INFO] [stdout] test samples_formats::test::i16_to_f32 ... ok
[INFO] [stdout] test samples_formats::test::i16_to_u16 ... ok
[INFO] [stdout] test samples_formats::test::u16_to_u16 ... ok
[INFO] [stdout] test test_cmp_default_heuristics ... ok
[INFO] [stdout] test test_stream_instant ... ok
[INFO] [stderr]    Doc-tests cpal
[INFO] [stdout] test samples_formats::test::u16_to_f32 ... ok
[INFO] [stdout] test samples_formats::test::u16_to_i16 ... ok
[INFO] [stdout] test samples_formats::test::f32_to_i16 ... ok
[INFO] [stdout] test samples_formats::test::i16_to_i16 ... 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 7 tests
[INFO] [stdout] test src/lib.rs - (line 28) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 131) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 45) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 115) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 90) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 58) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "14bc28a6075fc2c03f3e05e2ddf7a5e15e27aa147ac80c26b01b3d2bfc5f63ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14bc28a6075fc2c03f3e05e2ddf7a5e15e27aa147ac80c26b01b3d2bfc5f63ff", kill_on_drop: false }`
[INFO] [stdout] 14bc28a6075fc2c03f3e05e2ddf7a5e15e27aa147ac80c26b01b3d2bfc5f63ff