[INFO] fetching crate waveform_space 0.1.2...
[INFO] documenting waveform_space-0.1.2 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate waveform_space 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate waveform_space 0.1.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waveform_space 0.1.2
[INFO] finished tweaking crates.io crate waveform_space 0.1.2
[INFO] tweaked toml for crates.io crate waveform_space 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f60e84031231ea39146a0db087e4d9c3e62e32156ea2fb4df75483a757e20fe
[INFO] running `Command { std: "docker" "start" "-a" "9f60e84031231ea39146a0db087e4d9c3e62e32156ea2fb4df75483a757e20fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f60e84031231ea39146a0db087e4d9c3e62e32156ea2fb4df75483a757e20fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f60e84031231ea39146a0db087e4d9c3e62e32156ea2fb4df75483a757e20fe", kill_on_drop: false }`
[INFO] [stdout] 9f60e84031231ea39146a0db087e4d9c3e62e32156ea2fb4df75483a757e20fe
[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" "RUSTDOCFLAGS=--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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82403a7aea7f6274e2bad68b46e369c72abb4c967a7ab2bacef25a309d62c301
[INFO] running `Command { std: "docker" "start" "-a" "82403a7aea7f6274e2bad68b46e369c72abb4c967a7ab2bacef25a309d62c301", kill_on_drop: false }`
[INFO] [stderr]     Checking stream-dct v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking rustfft v1.0.1
[INFO] [stdout] error[E0277]: the trait bound `&{float}: Float` is not satisfied
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustfft-1.0.1/src/lib.rs:38:36
[INFO] [stdout]    |
[INFO] [stdout] 38 |                       .map(|phase| Complex::from_polar(&1.0, &phase))
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^^^ the trait `Float` is not implemented for `&{float}`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <f32 as Float>
[INFO] [stdout]              <f64 as Float>
[INFO] [stdout]    = note: required by `Complex::<T>::from_polar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustfft-1.0.1/src/lib.rs:39:69
[INFO] [stdout]    |
[INFO] [stdout] 39 |                       .map(|c| Complex {re: FromPrimitive::from_f32(c.re).unwrap(),
[INFO] [stdout]    |                                                                     ^^^^
[INFO] [stdout]    |                                                                     |
[INFO] [stdout]    |                                                                     expected `f32`, found `&f32`
[INFO] [stdout]    |                                                                     help: consider dereferencing the borrow: `*c.re`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustfft-1.0.1/src/lib.rs:40:69
[INFO] [stdout]    |
[INFO] [stdout] 40 | ...                   im: FromPrimitive::from_f32(c.im).unwrap()})
[INFO] [stdout]    |                                                   ^^^^
[INFO] [stdout]    |                                                   |
[INFO] [stdout]    |                                                   expected `f32`, found `&f32`
[INFO] [stdout]    |                                                   help: consider dereferencing the borrow: `*c.im`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&_: Float` is not satisfied
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustfft-1.0.1/src/lib.rs:137:27
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let twiddle = Complex::from_polar(&One::one(), &angle);
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ the trait `Float` is not implemented for `&_`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following implementations were found:
[INFO] [stdout]               <f32 as Float>
[INFO] [stdout]               <f64 as Float>
[INFO] [stdout]     = note: required by `Complex::<T>::from_polar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0369]: cannot multiply `Complex<&T>` by `Complex<T>`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustfft-1.0.1/src/lib.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 138 |             sum = sum + twiddle * x;
[INFO] [stdout]     |                         ------- ^ - Complex<T>
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         Complex<&T>
[INFO] [stdout]     |
[INFO] [stdout]     = note: the trait `std::ops::Mul` is not implemented for `Complex<&T>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0369.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustfft`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "82403a7aea7f6274e2bad68b46e369c72abb4c967a7ab2bacef25a309d62c301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82403a7aea7f6274e2bad68b46e369c72abb4c967a7ab2bacef25a309d62c301", kill_on_drop: false }`
[INFO] [stdout] 82403a7aea7f6274e2bad68b46e369c72abb4c967a7ab2bacef25a309d62c301
