[INFO] fetching crate deepspeech 0.9.0...
[INFO] testing deepspeech-0.9.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate deepspeech 0.9.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate deepspeech 0.9.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deepspeech 0.9.0
[INFO] finished tweaking crates.io crate deepspeech 0.9.0
[INFO] tweaked toml for crates.io crate deepspeech 0.9.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate deepspeech 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] f60719e8ed20990efb4fd74f72daae3b77c6b610d080cb862621e282b348b618
[INFO] running `Command { std: "docker" "start" "-a" "f60719e8ed20990efb4fd74f72daae3b77c6b610d080cb862621e282b348b618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f60719e8ed20990efb4fd74f72daae3b77c6b610d080cb862621e282b348b618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60719e8ed20990efb4fd74f72daae3b77c6b610d080cb862621e282b348b618", kill_on_drop: false }`
[INFO] [stdout] f60719e8ed20990efb4fd74f72daae3b77c6b610d080cb862621e282b348b618
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f88b33d57cb36ebed1c8fccef08fc6d7362e7bfa077f14d4e826ce07e1ed536
[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" "7f88b33d57cb36ebed1c8fccef08fc6d7362e7bfa077f14d4e826ce07e1ed536", kill_on_drop: false }`
[INFO] [stderr]    Compiling deepspeech-sys v0.9.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling deepspeech v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "7f88b33d57cb36ebed1c8fccef08fc6d7362e7bfa077f14d4e826ce07e1ed536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f88b33d57cb36ebed1c8fccef08fc6d7362e7bfa077f14d4e826ce07e1ed536", kill_on_drop: false }`
[INFO] [stdout] 7f88b33d57cb36ebed1c8fccef08fc6d7362e7bfa077f14d4e826ce07e1ed536
[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=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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] b2fdd864f6e7d4b1eb517a9c18ebd9a0d9e643ed1ae2e3b9020ff80ff2672db1
[INFO] running `Command { std: "docker" "start" "-a" "b2fdd864f6e7d4b1eb517a9c18ebd9a0d9e643ed1ae2e3b9020ff80ff2672db1", kill_on_drop: false }`
[INFO] [stderr]    Compiling alac v0.3.3
[INFO] [stderr]    Compiling claxon v0.4.2
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling sample v0.9.1
[INFO] [stderr]    Compiling ogg v0.5.1
[INFO] [stderr]    Compiling caf v0.1.0
[INFO] [stderr]    Compiling lewton v0.7.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sample-0.9.1/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" "b2fdd864f6e7d4b1eb517a9c18ebd9a0d9e643ed1ae2e3b9020ff80ff2672db1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fdd864f6e7d4b1eb517a9c18ebd9a0d9e643ed1ae2e3b9020ff80ff2672db1", kill_on_drop: false }`
[INFO] [stdout] b2fdd864f6e7d4b1eb517a9c18ebd9a0d9e643ed1ae2e3b9020ff80ff2672db1