[INFO] fetching crate waveform_space 0.1.2...
[INFO] testing waveform_space-0.1.2 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate waveform_space 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate waveform_space 0.1.2 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stream-dct v0.1.0
[INFO] [stderr]   Downloaded rustfft v1.0.1
[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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 039d2a46493128373da65af08796a9c60b455f0a719867a1919b4821f5d03158
[INFO] running `Command { std: "docker" "start" "-a" "039d2a46493128373da65af08796a9c60b455f0a719867a1919b4821f5d03158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039d2a46493128373da65af08796a9c60b455f0a719867a1919b4821f5d03158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039d2a46493128373da65af08796a9c60b455f0a719867a1919b4821f5d03158", kill_on_drop: false }`
[INFO] [stdout] 039d2a46493128373da65af08796a9c60b455f0a719867a1919b4821f5d03158
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 648a95f821f0865b77dda0251f92faf43d2493b928441e2265c860319edc769b
[INFO] running `Command { std: "docker" "start" "-a" "648a95f821f0865b77dda0251f92faf43d2493b928441e2265c860319edc769b", kill_on_drop: false }`
[INFO] [stderr]    Compiling stream-dct v0.1.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling 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]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-complex-0.4.0/src/lib.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn from_polar(r: T, theta: T) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/num-complex-0.4.0/src/lib.rs:182:5
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn from_polar(r: T, theta: T) -> Self {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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` due to 6 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "648a95f821f0865b77dda0251f92faf43d2493b928441e2265c860319edc769b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648a95f821f0865b77dda0251f92faf43d2493b928441e2265c860319edc769b", kill_on_drop: false }`
[INFO] [stdout] 648a95f821f0865b77dda0251f92faf43d2493b928441e2265c860319edc769b
