[INFO] fetching crate ladspa_noisecoring 1.0.0...
[INFO] testing ladspa_noisecoring-1.0.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate ladspa_noisecoring 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ladspa_noisecoring 1.0.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ladspa_noisecoring 1.0.0
[INFO] finished tweaking crates.io crate ladspa_noisecoring 1.0.0
[INFO] tweaked toml for crates.io crate ladspa_noisecoring 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vec_map v0.7.0
[INFO] [stderr]   Downloaded ladspa v0.3.4
[INFO] [stderr]   Downloaded rustfft v2.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4677491323d8404be44dec5d4ac49ff2bc1bc1bc5e84557df12e1ba5eaeaa1c
[INFO] running `Command { std: "docker" "start" "-a" "d4677491323d8404be44dec5d4ac49ff2bc1bc1bc5e84557df12e1ba5eaeaa1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4677491323d8404be44dec5d4ac49ff2bc1bc1bc5e84557df12e1ba5eaeaa1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4677491323d8404be44dec5d4ac49ff2bc1bc1bc5e84557df12e1ba5eaeaa1c", kill_on_drop: false }`
[INFO] [stdout] d4677491323d8404be44dec5d4ac49ff2bc1bc1bc5e84557df12e1ba5eaeaa1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a98572ac94d2fee31e8539f1d9eac9e6ecb033cf0360b199ac0a7bcbeb6c5a88
[INFO] running `Command { std: "docker" "start" "-a" "a98572ac94d2fee31e8539f1d9eac9e6ecb033cf0360b199ac0a7bcbeb6c5a88", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling vec_map v0.7.0
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling ladspa v0.3.4
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling rustfft v2.1.0
[INFO] [stderr]    Compiling ladspa_noisecoring v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:261:16
[INFO] [stdout]     |
[INFO] [stdout] 261 |                (1.0 - f32::exp (
[INFO] [stdout]     |                ^
[INFO] [stdout] ...
[INFO] [stdout] 264 |                      / (self.window_size/4) as f32))
[INFO] [stdout]     |                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 ~                1.0 - f32::exp (
[INFO] [stdout] 262 |                   -x.norm()
[INFO] [stdout] 263 |                      / strength
[INFO] [stdout] 264 ~                      / (self.window_size/4) as f32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |    short_fft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |    short_fft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |    short_ifft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |    short_ifft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |    full_fft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |    full_fft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |    full_ifft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |    full_ifft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:415:58
[INFO] [stdout]     |
[INFO] [stdout] 415 | fn new_noisecoring (_: &PluginDescriptor, _: u64) -> Box<Plugin + Send>
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 415 | fn new_noisecoring (_: &PluginDescriptor, _: u64) -> Box<dyn Plugin + Send>
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<PluginDescriptor>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:603:53
[INFO] [stdout]     |
[INFO] [stdout] 603 | pub extern fn get_ladspa_descriptor (index: u64) -> Option<PluginDescriptor>
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a98572ac94d2fee31e8539f1d9eac9e6ecb033cf0360b199ac0a7bcbeb6c5a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a98572ac94d2fee31e8539f1d9eac9e6ecb033cf0360b199ac0a7bcbeb6c5a88", kill_on_drop: false }`
[INFO] [stdout] a98572ac94d2fee31e8539f1d9eac9e6ecb033cf0360b199ac0a7bcbeb6c5a88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecc26d2028a9f8dbad148db737af8da61840e80697e1d6c54e262cc3c1e69148
[INFO] running `Command { std: "docker" "start" "-a" "ecc26d2028a9f8dbad148db737af8da61840e80697e1d6c54e262cc3c1e69148", kill_on_drop: false }`
[INFO] [stderr]    Compiling ladspa_noisecoring v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/lib.rs:261:16
[INFO] [stdout]     |
[INFO] [stdout] 261 |                (1.0 - f32::exp (
[INFO] [stdout]     |                ^
[INFO] [stdout] ...
[INFO] [stdout] 264 |                      / (self.window_size/4) as f32))
[INFO] [stdout]     |                                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 ~                1.0 - f32::exp (
[INFO] [stdout] 262 |                   -x.norm()
[INFO] [stdout] 263 |                      / strength
[INFO] [stdout] 264 ~                      / (self.window_size/4) as f32)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:49:26
[INFO] [stdout]    |
[INFO] [stdout] 49 |    short_fft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |    short_fft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:50:27
[INFO] [stdout]    |
[INFO] [stdout] 50 |    short_ifft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |    short_ifft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:51:25
[INFO] [stdout]    |
[INFO] [stdout] 51 |    full_fft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 51 |    full_fft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:52:26
[INFO] [stdout]    |
[INFO] [stdout] 52 |    full_ifft: Option<Arc<FFT<f32>>>,
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 52 |    full_ifft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:415:58
[INFO] [stdout]     |
[INFO] [stdout] 415 | fn new_noisecoring (_: &PluginDescriptor, _: u64) -> Box<Plugin + Send>
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 415 | fn new_noisecoring (_: &PluginDescriptor, _: u64) -> Box<dyn Plugin + Send>
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `Option<PluginDescriptor>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:603:53
[INFO] [stdout]     |
[INFO] [stdout] 603 | pub extern fn get_ladspa_descriptor (index: u64) -> Option<PluginDescriptor>
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "ecc26d2028a9f8dbad148db737af8da61840e80697e1d6c54e262cc3c1e69148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc26d2028a9f8dbad148db737af8da61840e80697e1d6c54e262cc3c1e69148", kill_on_drop: false }`
[INFO] [stdout] ecc26d2028a9f8dbad148db737af8da61840e80697e1d6c54e262cc3c1e69148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4319a09cb32d41ff68ba6d0cbd1f9bf6e285ead80f0a627218707980fd48bf9
[INFO] running `Command { std: "docker" "start" "-a" "a4319a09cb32d41ff68ba6d0cbd1f9bf6e285ead80f0a627218707980fd48bf9", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:261:16
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 261 |                (1.0 - f32::exp (
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |                ^
[INFO] [stdout] 
[INFO] [stderr] ...
[INFO] [stderr] 264 |                      / (self.window_size/4) as f32))
[INFO] [stderr]     |                                                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 261 ~                1.0 - f32::exp (
[INFO] [stderr] 262 |                   -x.norm()
[INFO] [stderr] 263 |                      / strength
[INFO] [stderr] 264 ~                      / (self.window_size/4) as f32)
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |    short_fft: Option<Arc<FFT<f32>>>,
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 49 |    short_fft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stderr]    |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:50:27
[INFO] [stderr]    |
[INFO] [stderr] 50 |    short_ifft: Option<Arc<FFT<f32>>>,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 50 |    short_ifft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stderr]    |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:51:25
[INFO] [stderr]    |
[INFO] [stderr] 51 |    full_fft: Option<Arc<FFT<f32>>>,
[INFO] [stderr]    |                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 51 |    full_fft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stderr]    |                         +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |    full_ifft: Option<Arc<FFT<f32>>>,
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 52 |    full_ifft: Option<Arc<dyn FFT<f32>>>,
[INFO] [stderr]    |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:415:58
[INFO] [stderr]     |
[INFO] [stderr] 415 | fn new_noisecoring (_: &PluginDescriptor, _: u64) -> Box<Plugin + Send>
[INFO] [stderr]     |                                                          ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 415 | fn new_noisecoring (_: &PluginDescriptor, _: u64) -> Box<dyn Plugin + Send>
[INFO] [stderr]     |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `Option<PluginDescriptor>`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:603:53
[INFO] [stderr]     |
[INFO] [stderr] 603 | pub extern fn get_ladspa_descriptor (index: u64) -> Option<PluginDescriptor>
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stderr]     = note: enum has no representation hint
[INFO] [stderr]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ladspa_noisecoring` (lib test) generated 7 warnings (run `cargo fix --lib -p ladspa_noisecoring --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ladspa_noisecoring-43cfa66e05d4fd5c)
[INFO] running `Command { std: "docker" "inspect" "a4319a09cb32d41ff68ba6d0cbd1f9bf6e285ead80f0a627218707980fd48bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4319a09cb32d41ff68ba6d0cbd1f9bf6e285ead80f0a627218707980fd48bf9", kill_on_drop: false }`
[INFO] [stdout] a4319a09cb32d41ff68ba6d0cbd1f9bf6e285ead80f0a627218707980fd48bf9
