[INFO] fetching crate audiograph 0.5.1...
[INFO] testing audiograph-0.5.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate audiograph 0.5.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate audiograph 0.5.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate audiograph 0.5.1
[INFO] finished tweaking crates.io crate audiograph 0.5.1
[INFO] tweaked toml for crates.io crate audiograph 0.5.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate audiograph 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alloc_counter_macro v0.0.2
[INFO] [stderr]   Downloaded daggy v0.4.1
[INFO] [stderr]   Downloaded sample v0.10.0
[INFO] [stderr]   Downloaded generational-arena v0.2.7
[INFO] [stderr]   Downloaded sample v0.6.2
[INFO] [stderr]   Downloaded alloc_counter v0.0.4
[INFO] [stderr]   Downloaded dsp-chain v0.13.1
[INFO] [stderr]   Downloaded bufferpool v0.1.7
[INFO] [stderr]   Downloaded petgraph v0.2.10
[INFO] [stderr]   Downloaded jack v0.6.2
[INFO] [stderr]   Downloaded jack-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 515031a7b849d27d81de80fbd465842a19a1c237aa310d3c6fdb6bd2fcb8d5d6
[INFO] running `Command { std: "docker" "start" "-a" "515031a7b849d27d81de80fbd465842a19a1c237aa310d3c6fdb6bd2fcb8d5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "515031a7b849d27d81de80fbd465842a19a1c237aa310d3c6fdb6bd2fcb8d5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "515031a7b849d27d81de80fbd465842a19a1c237aa310d3c6fdb6bd2fcb8d5d6", kill_on_drop: false }`
[INFO] [stdout] 515031a7b849d27d81de80fbd465842a19a1c237aa310d3c6fdb6bd2fcb8d5d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24e20bf7e293dd1adbda8d94c48bf366a389e565a3d110d68cbceaa5ead4688b
[INFO] running `Command { std: "docker" "start" "-a" "24e20bf7e293dd1adbda8d94c48bf366a389e565a3d110d68cbceaa5ead4688b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling sample v0.10.0
[INFO] [stderr]    Compiling bufferpool v0.1.7
[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`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "24e20bf7e293dd1adbda8d94c48bf366a389e565a3d110d68cbceaa5ead4688b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24e20bf7e293dd1adbda8d94c48bf366a389e565a3d110d68cbceaa5ead4688b", kill_on_drop: false }`
[INFO] [stdout] 24e20bf7e293dd1adbda8d94c48bf366a389e565a3d110d68cbceaa5ead4688b