Nov 27 23:25:28.558 INFO checking nutcase84/piano against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 23:25:28.560 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 27 23:25:29.048 INFO [stdout] 34d7a35b2d8e383bddfe63ceafcfcce9dba37f9473d24ceb823d368a57c903bf
Nov 27 23:25:29.056 INFO running `"docker" "start" "-a" "34d7a35b2d8e383bddfe63ceafcfcce9dba37f9473d24ceb823d368a57c903bf"`
Nov 27 23:25:30.208 INFO [stderr] usermod: no changes
Nov 27 23:25:30.332 INFO [stderr]    Compiling libloading v0.4.3
Nov 27 23:25:30.332 INFO [stderr]     Checking rand v0.5.5
Nov 27 23:25:31.988 INFO [stderr]     Checking vst v0.0.1
Nov 27 23:25:34.058 INFO [stderr]     Checking piano v0.1.0 (/source)
Nov 27 23:25:34.873 INFO [stderr] warning: variable `active_notes` is assigned to, but never used
Nov 27 23:25:34.874 INFO [stderr]   --> src/event.rs:34:10
Nov 27 23:25:34.874 INFO [stderr]    |
Nov 27 23:25:34.874 INFO [stderr] 34 |     let mut active_notes = 0; // could be useful later
Nov 27 23:25:34.875 INFO [stderr]    |             ^^^^^^^^^^^^
Nov 27 23:25:34.875 INFO [stderr]    |
Nov 27 23:25:34.875 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:25:34.876 INFO [stderr]    = note: consider using `_active_notes` instead
Nov 27 23:25:34.876 INFO [stderr] 
Nov 27 23:25:34.876 INFO [stderr] warning: unused variable: `i`
Nov 27 23:25:34.876 INFO [stderr]   --> src/filter.rs:54:7
Nov 27 23:25:34.877 INFO [stderr]    |
Nov 27 23:25:34.877 INFO [stderr] 54 |         for i in 0..buffer_size {
Nov 27 23:25:34.877 INFO [stderr]    |             ^ help: consider using `_i` instead
Nov 27 23:25:34.878 INFO [stderr] 
Nov 27 23:25:34.916 INFO [stderr] warning: function is never used: `hammer`
Nov 27 23:25:34.917 INFO [stderr]  --> src/hammer.rs:4:1
Nov 27 23:25:34.917 INFO [stderr]   |
Nov 27 23:25:34.920 INFO [stderr] 4 | pub fn hammer(string: &mut Waveguide, stiffness: f32, size: usize, velocity: f32, position: usize, time: f32) {
Nov 27 23:25:34.920 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.921 INFO [stderr]   |
Nov 27 23:25:34.921 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:25:34.921 INFO [stderr] 
Nov 27 23:25:34.921 INFO [stderr] warning: struct is never constructed: `IntegerAllPass`
Nov 27 23:25:34.922 INFO [stderr]  --> src/filter.rs:3:1
Nov 27 23:25:34.922 INFO [stderr]   |
Nov 27 23:25:34.922 INFO [stderr] 3 | pub struct IntegerAllPass { // Generic integer-delay allpass
Nov 27 23:25:34.923 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.923 INFO [stderr] 
Nov 27 23:25:34.923 INFO [stderr] warning: method is never used: `new`
Nov 27 23:25:34.924 INFO [stderr]   --> src/filter.rs:10:2
Nov 27 23:25:34.924 INFO [stderr]    |
Nov 27 23:25:34.924 INFO [stderr] 10 |     pub fn new(gain: f32, size: usize) -> Self {
Nov 27 23:25:34.924 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.925 INFO [stderr] 
Nov 27 23:25:34.925 INFO [stderr] warning: method is never used: `update`
Nov 27 23:25:34.925 INFO [stderr]   --> src/filter.rs:18:2
Nov 27 23:25:34.926 INFO [stderr]    |
Nov 27 23:25:34.926 INFO [stderr] 18 |     pub fn update(&mut self, input: f32) -> f32 {
Nov 27 23:25:34.926 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.926 INFO [stderr] 
Nov 27 23:25:34.927 INFO [stderr] warning: variable `active_notes` is assigned to, but never used
Nov 27 23:25:34.927 INFO [stderr]   --> src/event.rs:34:10
Nov 27 23:25:34.927 INFO [stderr]    |
Nov 27 23:25:34.927 INFO [stderr] 34 |     let mut active_notes = 0; // could be useful later
Nov 27 23:25:34.928 INFO [stderr]    |             ^^^^^^^^^^^^
Nov 27 23:25:34.928 INFO [stderr]    |
Nov 27 23:25:34.928 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:25:34.928 INFO [stderr]    = note: consider using `_active_notes` instead
Nov 27 23:25:34.929 INFO [stderr] 
Nov 27 23:25:34.929 INFO [stderr] warning: unused variable: `i`
Nov 27 23:25:34.929 INFO [stderr]   --> src/filter.rs:54:7
Nov 27 23:25:34.929 INFO [stderr]    |
Nov 27 23:25:34.930 INFO [stderr] 54 |         for i in 0..buffer_size {
Nov 27 23:25:34.930 INFO [stderr]    |             ^ help: consider using `_i` instead
Nov 27 23:25:34.930 INFO [stderr] 
Nov 27 23:25:34.943 INFO [stderr] warning: function is never used: `hammer`
Nov 27 23:25:34.943 INFO [stderr]  --> src/hammer.rs:4:1
Nov 27 23:25:34.943 INFO [stderr]   |
Nov 27 23:25:34.943 INFO [stderr] 4 | pub fn hammer(string: &mut Waveguide, stiffness: f32, size: usize, velocity: f32, position: usize, time: f32) {
Nov 27 23:25:34.944 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.944 INFO [stderr]   |
Nov 27 23:25:34.944 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 27 23:25:34.944 INFO [stderr] 
Nov 27 23:25:34.945 INFO [stderr] warning: struct is never constructed: `IntegerAllPass`
Nov 27 23:25:34.945 INFO [stderr]  --> src/filter.rs:3:1
Nov 27 23:25:34.945 INFO [stderr]   |
Nov 27 23:25:34.945 INFO [stderr] 3 | pub struct IntegerAllPass { // Generic integer-delay allpass
Nov 27 23:25:34.946 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.946 INFO [stderr] 
Nov 27 23:25:34.946 INFO [stderr] warning: method is never used: `new`
Nov 27 23:25:34.946 INFO [stderr]   --> src/filter.rs:10:2
Nov 27 23:25:34.947 INFO [stderr]    |
Nov 27 23:25:34.947 INFO [stderr] 10 |     pub fn new(gain: f32, size: usize) -> Self {
Nov 27 23:25:34.947 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.947 INFO [stderr] 
Nov 27 23:25:34.948 INFO [stderr] warning: method is never used: `update`
Nov 27 23:25:34.948 INFO [stderr]   --> src/filter.rs:18:2
Nov 27 23:25:34.948 INFO [stderr]    |
Nov 27 23:25:34.948 INFO [stderr] 18 |     pub fn update(&mut self, input: f32) -> f32 {
Nov 27 23:25:34.949 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 23:25:34.949 INFO [stderr] 
Nov 27 23:25:35.029 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
Nov 27 23:25:35.030 INFO [stderr] su: No module specific data is present
Nov 27 23:25:36.232 INFO running `"docker" "inspect" "34d7a35b2d8e383bddfe63ceafcfcce9dba37f9473d24ceb823d368a57c903bf"`
Nov 27 23:25:36.527 INFO running `"docker" "rm" "-f" "34d7a35b2d8e383bddfe63ceafcfcce9dba37f9473d24ceb823d368a57c903bf"`
Nov 27 23:25:36.988 INFO [stdout] 34d7a35b2d8e383bddfe63ceafcfcce9dba37f9473d24ceb823d368a57c903bf