Aug 17 00:41:56.218 INFO checking nutcase84/piano against master#142bb27373126edf8367f526358b6c72ecf1d8df for pr-53426
Aug 17 00:41:56.218 INFO running: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 00:41:56.218 INFO creating container for: cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets
Aug 17 00:41:56.218 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53426/master#142bb27373126edf8367f526358b6c72ecf1d8df:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-0/master#142bb27373126edf8367f526358b6c72ecf1d8df:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +142bb27373126edf8367f526358b6c72ecf1d8df-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 00:41:56.442 INFO blam! 25eca9ed0a1233b9bb8eba66966da1b36652e94674c2d3d1daebf6a69e382d57
Aug 17 00:41:56.444 INFO running `"docker" "start" "-a" "25eca9ed0a1233b9bb8eba66966da1b36652e94674c2d3d1daebf6a69e382d57"`
Aug 17 00:41:57.423 INFO kablam!    Compiling num-traits v0.2.4
Aug 17 00:41:57.423 INFO kablam!    Compiling libloading v0.4.3
Aug 17 00:41:57.425 INFO kablam!     Checking libc v0.2.41
Aug 17 00:41:57.437 INFO kablam!     Checking log v0.4.1
Aug 17 00:42:01.199 INFO kablam!     Checking log v0.3.9
Aug 17 00:42:10.294 INFO kablam!     Checking num-traits v0.1.43
Aug 17 00:42:10.558 INFO kablam!     Checking vst v0.0.1
Aug 17 00:42:13.114 INFO kablam!     Checking piano v0.1.0 (file:///source)
Aug 17 00:42:13.971 INFO kablam! warning: variable `active_notes` is assigned to, but never used
Aug 17 00:42:13.971 INFO kablam!   --> src/event.rs:32:10
Aug 17 00:42:13.971 INFO kablam!    |
Aug 17 00:42:13.971 INFO kablam! 32 |     let mut active_notes = 0; // could be useful later
Aug 17 00:42:13.971 INFO kablam!    |             ^^^^^^^^^^^^
Aug 17 00:42:13.971 INFO kablam!    |
Aug 17 00:42:13.972 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 17 00:42:13.972 INFO kablam!    = note: consider using `_active_notes` instead
Aug 17 00:42:13.972 INFO kablam! 
Aug 17 00:42:13.972 INFO kablam! warning: unused variable: `dispersion_delay`
Aug 17 00:42:13.972 INFO kablam!   --> src/waveguide.rs:15:28
Aug 17 00:42:13.972 INFO kablam!    |
Aug 17 00:42:13.972 INFO kablam! 15 |     pub fn new(length: usize, dispersion_delay: f32, dispersion_order: usize) -> Self {
Aug 17 00:42:13.972 INFO kablam!    |                               ^^^^^^^^^^^^^^^^ help: consider using `_dispersion_delay` instead
Aug 17 00:42:13.972 INFO kablam! 
Aug 17 00:42:13.972 INFO kablam! warning: unused variable: `dispersion_order`
Aug 17 00:42:13.972 INFO kablam!   --> src/waveguide.rs:15:51
Aug 17 00:42:13.972 INFO kablam!    |
Aug 17 00:42:13.972 INFO kablam! 15 |     pub fn new(length: usize, dispersion_delay: f32, dispersion_order: usize) -> Self {
Aug 17 00:42:13.972 INFO kablam!    |                                                      ^^^^^^^^^^^^^^^^ help: consider using `_dispersion_order` instead
Aug 17 00:42:13.972 INFO kablam! 
Aug 17 00:42:14.056 INFO kablam! warning: struct is never constructed: `IntegerAllPass`
Aug 17 00:42:14.056 INFO kablam!  --> src/filter.rs:3:1
Aug 17 00:42:14.057 INFO kablam!   |
Aug 17 00:42:14.057 INFO kablam! 3 | pub struct IntegerAllPass { // Generic integer-delay allpass
Aug 17 00:42:14.057 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.057 INFO kablam!   |
Aug 17 00:42:14.057 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 17 00:42:14.057 INFO kablam! 
Aug 17 00:42:14.057 INFO kablam! warning: method is never used: `new`
Aug 17 00:42:14.057 INFO kablam!   --> src/filter.rs:10:2
Aug 17 00:42:14.057 INFO kablam!    |
Aug 17 00:42:14.058 INFO kablam! 10 |     pub fn new(gain: f32, size: usize) -> Self {
Aug 17 00:42:14.058 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.058 INFO kablam! 
Aug 17 00:42:14.058 INFO kablam! warning: method is never used: `update`
Aug 17 00:42:14.058 INFO kablam!   --> src/filter.rs:18:2
Aug 17 00:42:14.058 INFO kablam!    |
Aug 17 00:42:14.058 INFO kablam! 18 |     pub fn update(&mut self, input: f32) -> f32 {
Aug 17 00:42:14.058 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.058 INFO kablam! 
Aug 17 00:42:14.058 INFO kablam! warning: method is never used: `thiran_allpass`
Aug 17 00:42:14.058 INFO kablam!   --> src/filter.rs:39:2
Aug 17 00:42:14.058 INFO kablam!    |
Aug 17 00:42:14.058 INFO kablam! 39 |     pub fn thiran_allpass(delay: f32, order: usize) -> Self { // https://ccrma.stanford.edu/~jos/pasp/Thiran_Allpass_Interpolators.html
Aug 17 00:42:14.058 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.058 INFO kablam! 
Aug 17 00:42:14.058 INFO kablam! warning: function is never used: `n_choose_k`
Aug 17 00:42:14.058 INFO kablam!    --> src/filter.rs:109:1
Aug 17 00:42:14.058 INFO kablam!     |
Aug 17 00:42:14.058 INFO kablam! 109 | fn n_choose_k(n: usize, k: usize) -> usize { // https://math.stackexchange.com/a/927064
Aug 17 00:42:14.059 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.059 INFO kablam! 
Aug 17 00:42:14.232 INFO kablam! warning: variable `active_notes` is assigned to, but never used
Aug 17 00:42:14.232 INFO kablam!   --> src/event.rs:32:10
Aug 17 00:42:14.232 INFO kablam!    |
Aug 17 00:42:14.232 INFO kablam! 32 |     let mut active_notes = 0; // could be useful later
Aug 17 00:42:14.232 INFO kablam!    |             ^^^^^^^^^^^^
Aug 17 00:42:14.232 INFO kablam!    |
Aug 17 00:42:14.232 INFO kablam!    = note: #[warn(unused_variables)] on by default
Aug 17 00:42:14.232 INFO kablam!    = note: consider using `_active_notes` instead
Aug 17 00:42:14.232 INFO kablam! 
Aug 17 00:42:14.233 INFO kablam! warning: unused variable: `dispersion_delay`
Aug 17 00:42:14.233 INFO kablam!   --> src/waveguide.rs:15:28
Aug 17 00:42:14.233 INFO kablam!    |
Aug 17 00:42:14.233 INFO kablam! 15 |     pub fn new(length: usize, dispersion_delay: f32, dispersion_order: usize) -> Self {
Aug 17 00:42:14.233 INFO kablam!    |                               ^^^^^^^^^^^^^^^^ help: consider using `_dispersion_delay` instead
Aug 17 00:42:14.233 INFO kablam! 
Aug 17 00:42:14.233 INFO kablam! warning: unused variable: `dispersion_order`
Aug 17 00:42:14.233 INFO kablam!   --> src/waveguide.rs:15:51
Aug 17 00:42:14.233 INFO kablam!    |
Aug 17 00:42:14.233 INFO kablam! 15 |     pub fn new(length: usize, dispersion_delay: f32, dispersion_order: usize) -> Self {
Aug 17 00:42:14.233 INFO kablam!    |                                                      ^^^^^^^^^^^^^^^^ help: consider using `_dispersion_order` instead
Aug 17 00:42:14.233 INFO kablam! 
Aug 17 00:42:14.307 INFO kablam! warning: struct is never constructed: `IntegerAllPass`
Aug 17 00:42:14.307 INFO kablam!  --> src/filter.rs:3:1
Aug 17 00:42:14.307 INFO kablam!   |
Aug 17 00:42:14.307 INFO kablam! 3 | pub struct IntegerAllPass { // Generic integer-delay allpass
Aug 17 00:42:14.307 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.307 INFO kablam!   |
Aug 17 00:42:14.307 INFO kablam!   = note: #[warn(dead_code)] on by default
Aug 17 00:42:14.307 INFO kablam! 
Aug 17 00:42:14.308 INFO kablam! warning: method is never used: `new`
Aug 17 00:42:14.308 INFO kablam!   --> src/filter.rs:10:2
Aug 17 00:42:14.308 INFO kablam!    |
Aug 17 00:42:14.308 INFO kablam! 10 |     pub fn new(gain: f32, size: usize) -> Self {
Aug 17 00:42:14.308 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.308 INFO kablam! 
Aug 17 00:42:14.308 INFO kablam! warning: method is never used: `update`
Aug 17 00:42:14.308 INFO kablam!   --> src/filter.rs:18:2
Aug 17 00:42:14.308 INFO kablam!    |
Aug 17 00:42:14.308 INFO kablam! 18 |     pub fn update(&mut self, input: f32) -> f32 {
Aug 17 00:42:14.308 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.308 INFO kablam! 
Aug 17 00:42:14.309 INFO kablam! warning: method is never used: `thiran_allpass`
Aug 17 00:42:14.309 INFO kablam!   --> src/filter.rs:39:2
Aug 17 00:42:14.309 INFO kablam!    |
Aug 17 00:42:14.309 INFO kablam! 39 |     pub fn thiran_allpass(delay: f32, order: usize) -> Self { // https://ccrma.stanford.edu/~jos/pasp/Thiran_Allpass_Interpolators.html
Aug 17 00:42:14.309 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.309 INFO kablam! 
Aug 17 00:42:14.309 INFO kablam! warning: function is never used: `n_choose_k`
Aug 17 00:42:14.309 INFO kablam!    --> src/filter.rs:109:1
Aug 17 00:42:14.309 INFO kablam!     |
Aug 17 00:42:14.309 INFO kablam! 109 | fn n_choose_k(n: usize, k: usize) -> usize { // https://math.stackexchange.com/a/927064
Aug 17 00:42:14.309 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 17 00:42:14.309 INFO kablam! 
Aug 17 00:42:14.354 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 17.01s
Aug 17 00:42:14.358 INFO kablam! su: No module specific data is present
Aug 17 00:42:14.915 INFO running `"docker" "rm" "-f" "25eca9ed0a1233b9bb8eba66966da1b36652e94674c2d3d1daebf6a69e382d57"`
Aug 17 00:42:15.081 INFO blam! 25eca9ed0a1233b9bb8eba66966da1b36652e94674c2d3d1daebf6a69e382d57