Sep 19 15:27:29.924 INFO checking klingtnet/ytterbium against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 19 15:27:29.924 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 19 15:27:29.924 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-4/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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=1000" "-e" "CMD=cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 15:27:30.151 INFO blam! 7d315d6642779a884506120c4c2047e8e105eb9fa0ca7c247ca6cc4642e953c2
Sep 19 15:27:30.153 INFO running `"docker" "start" "-a" "7d315d6642779a884506120c4c2047e8e105eb9fa0ca7c247ca6cc4642e953c2"`
Sep 19 15:27:31.290 INFO kablam! usermod: no changes
Sep 19 15:27:31.590 INFO kablam!    Compiling num-traits v0.2.6
Sep 19 15:27:31.594 INFO kablam!    Compiling num-integer v0.1.39
Sep 19 15:27:31.594 INFO kablam!    Compiling num-iter v0.1.37
Sep 19 15:27:31.602 INFO kablam!     Checking serde v0.7.15
Sep 19 15:27:31.606 INFO kablam!     Checking itertools v0.4.19
Sep 19 15:27:31.606 INFO kablam!     Checking rb v0.2.0
Sep 19 15:27:31.606 INFO kablam!     Checking portmidi v0.2.4
Sep 19 15:27:31.606 INFO kablam!     Checking hound v2.0.0
Sep 19 15:27:32.486 INFO kablam!    Compiling rsoundio v0.1.6
Sep 19 15:27:35.007 INFO kablam!     Checking rosc v0.1.5
Sep 19 15:27:35.015 INFO kablam!     Checking rand v0.3.22
Sep 19 15:27:44.401 INFO kablam!     Checking num-complex v0.1.43
Sep 19 15:27:44.401 INFO kablam!     Checking num-traits v0.1.43
Sep 19 15:27:45.827 INFO kablam!     Checking num-bigint v0.1.44
Sep 19 15:27:46.470 INFO kablam!     Checking rustfft v2.1.0
Sep 19 15:27:46.846 INFO kablam!     Checking bincode v0.5.9
Sep 19 15:27:48.570 INFO kablam!     Checking num-rational v0.1.42
Sep 19 15:27:49.634 INFO kablam!     Checking num v0.1.42
Sep 19 15:27:49.791 INFO kablam!     Checking ytterbium v0.1.0 (/source)
Sep 19 15:27:50.327 INFO kablam! error[E0463]: can't find crate for `ytterbium`
Sep 19 15:27:50.327 INFO kablam!  --> benches/osc.rs:5:1
Sep 19 15:27:50.327 INFO kablam!   |
Sep 19 15:27:50.327 INFO kablam! 5 | extern crate ytterbium;
Sep 19 15:27:50.327 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Sep 19 15:27:50.327 INFO kablam! 
Sep 19 15:27:50.327 INFO kablam! error: aborting due to previous error
Sep 19 15:27:50.327 INFO kablam! 
Sep 19 15:27:50.327 INFO kablam! For more information about this error, try `rustc --explain E0463`.
Sep 19 15:27:50.338 INFO kablam! error: Could not compile `ytterbium`.
Sep 19 15:27:50.338 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 15:27:50.430 INFO kablam! warning: unused `#[macro_use]` import
Sep 19 15:27:50.430 INFO kablam!  --> src/main.rs:1:1
Sep 19 15:27:50.430 INFO kablam!   |
Sep 19 15:27:50.430 INFO kablam! 1 | #[macro_use]
Sep 19 15:27:50.430 INFO kablam!   | ^^^^^^^^^^^^
Sep 19 15:27:50.430 INFO kablam!   |
Sep 19 15:27:50.430 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 15:27:50.430 INFO kablam! 
Sep 19 15:27:51.318 INFO kablam! warning: unused variable: `idx`
Sep 19 15:27:51.318 INFO kablam!    --> src/dsp/filter.rs:182:17
Sep 19 15:27:51.318 INFO kablam!     |
Sep 19 15:27:51.318 INFO kablam! 182 |             for idx in 0..num_samples {
Sep 19 15:27:51.318 INFO kablam!     |                 ^^^ help: consider using `_idx` instead
Sep 19 15:27:51.318 INFO kablam!     |
Sep 19 15:27:51.318 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 19 15:27:51.318 INFO kablam! 
Sep 19 15:27:51.326 INFO kablam! warning: unused variable: `idx`
Sep 19 15:27:51.326 INFO kablam!    --> src/dsp/wavetable.rs:526:9
Sep 19 15:27:51.326 INFO kablam!     |
Sep 19 15:27:51.326 INFO kablam! 526 |     for idx in 0..num_samples {
Sep 19 15:27:51.326 INFO kablam!     |         ^^^ help: consider using `_idx` instead
Sep 19 15:27:51.326 INFO kablam! 
Sep 19 15:27:51.644 INFO kablam! warning: struct is never constructed: `HardLimiter`
Sep 19 15:27:51.644 INFO kablam!  --> src/dsp/dynamics.rs:5:1
Sep 19 15:27:51.644 INFO kablam!   |
Sep 19 15:27:51.644 INFO kablam! 5 | pub struct HardLimiter {}
Sep 19 15:27:51.644 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Sep 19 15:27:51.644 INFO kablam!   |
Sep 19 15:27:51.644 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 19 15:27:51.644 INFO kablam! 
Sep 19 15:27:51.644 INFO kablam! warning: field is never used: `fc`
Sep 19 15:27:51.644 INFO kablam!   --> src/dsp/filter.rs:16:5
Sep 19 15:27:51.644 INFO kablam!    |
Sep 19 15:27:51.644 INFO kablam! 16 |     fc: Float,
Sep 19 15:27:51.644 INFO kablam!    |     ^^^^^^^^^
Sep 19 15:27:51.644 INFO kablam! 
Sep 19 15:27:51.644 INFO kablam! warning: field is never used: `a`
Sep 19 15:27:51.644 INFO kablam!   --> src/dsp/filter.rs:19:5
Sep 19 15:27:51.644 INFO kablam!    |
Sep 19 15:27:51.644 INFO kablam! 19 |     a: Float,
Sep 19 15:27:51.644 INFO kablam!    |     ^^^^^^^^
Sep 19 15:27:51.644 INFO kablam! 
Sep 19 15:27:51.644 INFO kablam! warning: struct is never constructed: `IdentityLink`
Sep 19 15:27:51.644 INFO kablam!   --> src/dsp/flow.rs:49:1
Sep 19 15:27:51.644 INFO kablam!    |
Sep 19 15:27:51.644 INFO kablam! 49 | pub struct IdentityLink {}
Sep 19 15:27:51.644 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 15:27:51.644 INFO kablam! 
Sep 19 15:27:51.836 INFO kablam! warning: struct is never constructed: `HardLimiter`
Sep 19 15:27:51.837 INFO kablam!  --> src/dsp/dynamics.rs:5:1
Sep 19 15:27:51.837 INFO kablam!   |
Sep 19 15:27:51.838 INFO kablam! 5 | pub struct HardLimiter {}
Sep 19 15:27:51.838 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Sep 19 15:27:51.838 INFO kablam!   |
Sep 19 15:27:51.839 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 19 15:27:51.839 INFO kablam! 
Sep 19 15:27:51.839 INFO kablam! warning: constant item is never used: `TEST_EPSILON`
Sep 19 15:27:51.840 INFO kablam!    --> src/dsp/env_gen.rs:153:1
Sep 19 15:27:51.840 INFO kablam!     |
Sep 19 15:27:51.840 INFO kablam! 153 | const TEST_EPSILON: Float = 0.02; // -34dB
Sep 19 15:27:51.841 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 15:27:51.841 INFO kablam! 
Sep 19 15:27:51.841 INFO kablam! warning: field is never used: `fc`
Sep 19 15:27:51.842 INFO kablam!   --> src/dsp/filter.rs:16:5
Sep 19 15:27:51.842 INFO kablam!    |
Sep 19 15:27:51.843 INFO kablam! 16 |     fc: Float,
Sep 19 15:27:51.843 INFO kablam!    |     ^^^^^^^^^
Sep 19 15:27:51.843 INFO kablam! 
Sep 19 15:27:51.844 INFO kablam! warning: field is never used: `a`
Sep 19 15:27:51.844 INFO kablam!   --> src/dsp/filter.rs:19:5
Sep 19 15:27:51.844 INFO kablam!    |
Sep 19 15:27:51.845 INFO kablam! 19 |     a: Float,
Sep 19 15:27:51.845 INFO kablam!    |     ^^^^^^^^
Sep 19 15:27:51.845 INFO kablam! 
Sep 19 15:27:51.846 INFO kablam! warning: struct is never constructed: `IdentityLink`
Sep 19 15:27:51.846 INFO kablam!   --> src/dsp/flow.rs:49:1
Sep 19 15:27:51.847 INFO kablam!    |
Sep 19 15:27:51.847 INFO kablam! 49 | pub struct IdentityLink {}
Sep 19 15:27:51.847 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 15:27:51.848 INFO kablam! 
Sep 19 15:27:51.848 INFO kablam! warning: method is never used: `reset`
Sep 19 15:27:51.848 INFO kablam!    --> src/dsp/wavetable.rs:328:5
Sep 19 15:27:51.849 INFO kablam!     |
Sep 19 15:27:51.849 INFO kablam! 328 |     fn reset(&mut self) {
Sep 19 15:27:51.850 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^
Sep 19 15:27:51.850 INFO kablam! 
Sep 19 15:27:51.930 INFO kablam! error: build failed
Sep 19 15:27:51.932 INFO kablam! su: No module specific data is present
Sep 19 15:27:53.772 INFO running `"docker" "rm" "-f" "7d315d6642779a884506120c4c2047e8e105eb9fa0ca7c247ca6cc4642e953c2"`
Sep 19 15:27:53.874 INFO blam! 7d315d6642779a884506120c4c2047e8e105eb9fa0ca7c247ca6cc4642e953c2