[INFO] cloning repository https://github.com/veandco/porcupine-sys-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veandco/porcupine-sys-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveandco%2Fporcupine-sys-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveandco%2Fporcupine-sys-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05253007655b03ab86e6a4fadb5fdc915bd501d8
[INFO] checking veandco/porcupine-sys-demo against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveandco%2Fporcupine-sys-demo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/veandco/porcupine-sys-demo on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/veandco/porcupine-sys-demo
[INFO] finished tweaking git repo https://github.com/veandco/porcupine-sys-demo
[INFO] tweaked toml for git repo https://github.com/veandco/porcupine-sys-demo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/veandco/porcupine-sys-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chan v0.1.21
[INFO] [stderr]   Downloaded chan-signal v0.3.1
[INFO] [stderr]   Downloaded porcupine-sys v0.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1aa70f75225157d6013d3a06a6ed7d64495b5b8f30ba6233ddfc529b1a32266
[INFO] running `Command { std: "docker" "start" "-a" "a1aa70f75225157d6013d3a06a6ed7d64495b5b8f30ba6233ddfc529b1a32266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1aa70f75225157d6013d3a06a6ed7d64495b5b8f30ba6233ddfc529b1a32266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1aa70f75225157d6013d3a06a6ed7d64495b5b8f30ba6233ddfc529b1a32266", kill_on_drop: false }`
[INFO] [stdout] a1aa70f75225157d6013d3a06a6ed7d64495b5b8f30ba6233ddfc529b1a32266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44e596b25d5a10eb72d5fdd45456d4fa882f9c86c0d0b796dc166d82f3cf0937
[INFO] running `Command { std: "docker" "start" "-a" "44e596b25d5a10eb72d5fdd45456d4fa882f9c86c0d0b796dc166d82f3cf0937", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling pkg-config v0.3.12
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]    Compiling porcupine-sys v0.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking sample v0.10.0
[INFO] [stderr]     Checking bit-set v0.4.0
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking chan v0.1.21
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sample-0.10.0/src/window.rs:73:41
[INFO] [stdout]     |
[INFO] [stdout] 73  |         let v = phase.to_float_sample().to_sample() * PI_2;
[INFO] [stdout]     |                                         ^^^^^^^^^ cannot infer type of the type parameter `S` declared on the method `to_sample`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `<S as Sample>::Float: ToSample<_>`
[INFO] [stdout] note: required by a bound in `Sample::to_sample`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/sample-0.10.0/src/lib.rs:266:15
[INFO] [stdout]     |
[INFO] [stdout] 264 |     fn to_sample<S>(self) -> S
[INFO] [stdout]     |        --------- required by a bound in this associated function
[INFO] [stdout] 265 |     where
[INFO] [stdout] 266 |         Self: ToSample<S>,
[INFO] [stdout]     |               ^^^^^^^^^^^ required by this bound in `Sample::to_sample`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 73  |         let v = phase.to_float_sample().to_sample::<S>() * PI_2;
[INFO] [stdout]     |                                                  +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking chan-signal v0.3.1
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sample` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "44e596b25d5a10eb72d5fdd45456d4fa882f9c86c0d0b796dc166d82f3cf0937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44e596b25d5a10eb72d5fdd45456d4fa882f9c86c0d0b796dc166d82f3cf0937", kill_on_drop: false }`
[INFO] [stdout] 44e596b25d5a10eb72d5fdd45456d4fa882f9c86c0d0b796dc166d82f3cf0937