[INFO] cloning repository https://github.com/kitschysynq/rustdsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitschysynq/rustdsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitschysynq%2Frustdsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitschysynq%2Frustdsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81f76319a0ad3cf8ddbb37fe74eca7cc7e361d3d
[INFO] testing kitschysynq/rustdsp against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitschysynq%2Frustdsp" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kitschysynq/rustdsp on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kitschysynq/rustdsp
[INFO] finished tweaking git repo https://github.com/kitschysynq/rustdsp
[INFO] tweaked toml for git repo https://github.com/kitschysynq/rustdsp written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/kitschysynq/rustdsp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sample v0.10.0
[INFO] [stderr]   Downloaded portaudio v0.7.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2d18bf370e706dd36fe5d1088a396a16c33aeae513d44445b5e0ef49ab97164
[INFO] running `Command { std: "docker" "start" "-a" "a2d18bf370e706dd36fe5d1088a396a16c33aeae513d44445b5e0ef49ab97164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2d18bf370e706dd36fe5d1088a396a16c33aeae513d44445b5e0ef49ab97164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d18bf370e706dd36fe5d1088a396a16c33aeae513d44445b5e0ef49ab97164", kill_on_drop: false }`
[INFO] [stdout] a2d18bf370e706dd36fe5d1088a396a16c33aeae513d44445b5e0ef49ab97164
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f1d27154a6c73ac9095a1b39876348213b719318dbafdeaec86182f1778ffce
[INFO] running `Command { std: "docker" "start" "-a" "7f1d27154a6c73ac9095a1b39876348213b719318dbafdeaec86182f1778ffce", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling sample v0.10.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling portaudio v0.7.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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 for type parameter `S` declared on the associated function `to_sample`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the type argument in the method call
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let v = phase.to_float_sample().to_sample::<S>() * PI_2;
[INFO] [stdout]    |                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sample` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7f1d27154a6c73ac9095a1b39876348213b719318dbafdeaec86182f1778ffce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1d27154a6c73ac9095a1b39876348213b719318dbafdeaec86182f1778ffce", kill_on_drop: false }`
[INFO] [stdout] 7f1d27154a6c73ac9095a1b39876348213b719318dbafdeaec86182f1778ffce