Sep 19 13:17:17.505 INFO checking klingtnet/ytterbium against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 13:17:17.505 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 13:17:17.505 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 13:17:17.983 INFO blam! df1b33d2a2b9e9222d24b075a25d10accda42e2b5023d2e1fccf24047c9e4aed
Sep 19 13:17:17.985 INFO running `"docker" "start" "-a" "df1b33d2a2b9e9222d24b075a25d10accda42e2b5023d2e1fccf24047c9e4aed"`
Sep 19 13:17:20.503 INFO kablam! usermod: no changes
Sep 19 13:17:20.807 INFO kablam!    Compiling num-traits v0.2.6
Sep 19 13:17:20.816 INFO kablam!     Checking serde v0.7.15
Sep 19 13:17:20.816 INFO kablam!     Checking hound v2.0.0
Sep 19 13:17:20.843 INFO kablam!     Checking portmidi v0.2.4
Sep 19 13:17:20.867 INFO kablam!     Checking rb v0.2.0
Sep 19 13:17:20.875 INFO kablam!    Compiling rsoundio v0.1.6
Sep 19 13:17:20.875 INFO kablam!     Checking rosc v0.1.5
Sep 19 13:17:30.628 INFO kablam!     Checking num-integer v0.1.39
Sep 19 13:17:30.628 INFO kablam!     Checking num-complex v0.1.43
Sep 19 13:17:30.628 INFO kablam!     Checking num-traits v0.1.43
Sep 19 13:17:32.796 INFO kablam!     Checking num-bigint v0.1.44
Sep 19 13:17:32.796 INFO kablam!     Checking num-iter v0.1.37
Sep 19 13:17:33.790 INFO kablam!     Checking rustfft v2.1.0
Sep 19 13:17:35.773 INFO kablam!     Checking bincode v0.5.9
Sep 19 13:17:37.079 INFO kablam!     Checking num-rational v0.1.42
Sep 19 13:17:38.237 INFO kablam!     Checking num v0.1.42
Sep 19 13:17:38.582 INFO kablam!     Checking ytterbium v0.1.0 (/source)
Sep 19 13:17:38.887 INFO kablam! error[E0463]: can't find crate for `ytterbium`
Sep 19 13:17:38.887 INFO kablam!  --> benches/osc.rs:5:1
Sep 19 13:17:38.887 INFO kablam!   |
Sep 19 13:17:38.887 INFO kablam! 5 | extern crate ytterbium;
Sep 19 13:17:38.887 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
Sep 19 13:17:38.887 INFO kablam! 
Sep 19 13:17:38.887 INFO kablam! error: aborting due to previous error
Sep 19 13:17:38.887 INFO kablam! 
Sep 19 13:17:38.887 INFO kablam! For more information about this error, try `rustc --explain E0463`.
Sep 19 13:17:38.899 INFO kablam! error: Could not compile `ytterbium`.
Sep 19 13:17:38.899 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 13:17:39.059 INFO kablam! warning: unused `#[macro_use]` import
Sep 19 13:17:39.059 INFO kablam!  --> src/main.rs:1:1
Sep 19 13:17:39.059 INFO kablam!   |
Sep 19 13:17:39.059 INFO kablam! 1 | #[macro_use]
Sep 19 13:17:39.059 INFO kablam!   | ^^^^^^^^^^^^
Sep 19 13:17:39.059 INFO kablam!   |
Sep 19 13:17:39.059 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 13:17:39.059 INFO kablam! 
Sep 19 13:17:39.927 INFO kablam! warning: struct is never constructed: `HardLimiter`
Sep 19 13:17:39.927 INFO kablam!  --> src/dsp/dynamics.rs:5:1
Sep 19 13:17:39.927 INFO kablam!   |
Sep 19 13:17:39.927 INFO kablam! 5 | pub struct HardLimiter {}
Sep 19 13:17:39.927 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Sep 19 13:17:39.927 INFO kablam!   |
Sep 19 13:17:39.927 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 19 13:17:39.927 INFO kablam! 
Sep 19 13:17:39.927 INFO kablam! warning: constant item is never used: `TEST_EPSILON`
Sep 19 13:17:39.927 INFO kablam!    --> src/dsp/env_gen.rs:153:1
Sep 19 13:17:39.927 INFO kablam!     |
Sep 19 13:17:39.927 INFO kablam! 153 | const TEST_EPSILON: Float = 0.02; // -34dB
Sep 19 13:17:39.927 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 13:17:39.927 INFO kablam! 
Sep 19 13:17:39.927 INFO kablam! warning: field is never used: `fc`
Sep 19 13:17:39.927 INFO kablam!   --> src/dsp/filter.rs:16:5
Sep 19 13:17:39.927 INFO kablam!    |
Sep 19 13:17:39.927 INFO kablam! 16 |     fc: Float,
Sep 19 13:17:39.927 INFO kablam!    |     ^^^^^^^^^
Sep 19 13:17:39.927 INFO kablam! 
Sep 19 13:17:39.927 INFO kablam! warning: field is never used: `a`
Sep 19 13:17:39.927 INFO kablam!   --> src/dsp/filter.rs:19:5
Sep 19 13:17:39.927 INFO kablam!    |
Sep 19 13:17:39.927 INFO kablam! 19 |     a: Float,
Sep 19 13:17:39.927 INFO kablam!    |     ^^^^^^^^
Sep 19 13:17:39.927 INFO kablam! 
Sep 19 13:17:39.927 INFO kablam! warning: struct is never constructed: `IdentityLink`
Sep 19 13:17:39.927 INFO kablam!   --> src/dsp/flow.rs:49:1
Sep 19 13:17:39.927 INFO kablam!    |
Sep 19 13:17:39.927 INFO kablam! 49 | pub struct IdentityLink {}
Sep 19 13:17:39.927 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 13:17:39.927 INFO kablam! 
Sep 19 13:17:39.927 INFO kablam! warning: method is never used: `reset`
Sep 19 13:17:39.927 INFO kablam!    --> src/dsp/wavetable.rs:328:5
Sep 19 13:17:39.927 INFO kablam!     |
Sep 19 13:17:39.927 INFO kablam! 328 |     fn reset(&mut self) {
Sep 19 13:17:39.927 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^
Sep 19 13:17:39.927 INFO kablam! 
Sep 19 13:17:40.182 INFO kablam! warning: unused variable: `idx`
Sep 19 13:17:40.182 INFO kablam!    --> src/dsp/filter.rs:182:17
Sep 19 13:17:40.182 INFO kablam!     |
Sep 19 13:17:40.182 INFO kablam! 182 |             for idx in 0..num_samples {
Sep 19 13:17:40.182 INFO kablam!     |                 ^^^ help: consider using `_idx` instead
Sep 19 13:17:40.182 INFO kablam!     |
Sep 19 13:17:40.182 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 19 13:17:40.182 INFO kablam! 
Sep 19 13:17:40.186 INFO kablam! warning: unused variable: `idx`
Sep 19 13:17:40.186 INFO kablam!    --> src/dsp/wavetable.rs:526:9
Sep 19 13:17:40.186 INFO kablam!     |
Sep 19 13:17:40.186 INFO kablam! 526 |     for idx in 0..num_samples {
Sep 19 13:17:40.186 INFO kablam!     |         ^^^ help: consider using `_idx` instead
Sep 19 13:17:40.186 INFO kablam! 
Sep 19 13:17:40.423 INFO kablam! warning: struct is never constructed: `HardLimiter`
Sep 19 13:17:40.423 INFO kablam!  --> src/dsp/dynamics.rs:5:1
Sep 19 13:17:40.423 INFO kablam!   |
Sep 19 13:17:40.423 INFO kablam! 5 | pub struct HardLimiter {}
Sep 19 13:17:40.423 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Sep 19 13:17:40.423 INFO kablam!   |
Sep 19 13:17:40.423 INFO kablam!   = note: #[warn(dead_code)] on by default
Sep 19 13:17:40.423 INFO kablam! 
Sep 19 13:17:40.423 INFO kablam! warning: field is never used: `fc`
Sep 19 13:17:40.423 INFO kablam!   --> src/dsp/filter.rs:16:5
Sep 19 13:17:40.423 INFO kablam!    |
Sep 19 13:17:40.423 INFO kablam! 16 |     fc: Float,
Sep 19 13:17:40.423 INFO kablam!    |     ^^^^^^^^^
Sep 19 13:17:40.423 INFO kablam! 
Sep 19 13:17:40.423 INFO kablam! warning: field is never used: `a`
Sep 19 13:17:40.423 INFO kablam!   --> src/dsp/filter.rs:19:5
Sep 19 13:17:40.423 INFO kablam!    |
Sep 19 13:17:40.423 INFO kablam! 19 |     a: Float,
Sep 19 13:17:40.423 INFO kablam!    |     ^^^^^^^^
Sep 19 13:17:40.423 INFO kablam! 
Sep 19 13:17:40.423 INFO kablam! warning: struct is never constructed: `IdentityLink`
Sep 19 13:17:40.426 INFO kablam!   --> src/dsp/flow.rs:49:1
Sep 19 13:17:40.427 INFO kablam!    |
Sep 19 13:17:40.427 INFO kablam! 49 | pub struct IdentityLink {}
Sep 19 13:17:40.427 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^
Sep 19 13:17:40.427 INFO kablam! 
Sep 19 13:17:40.531 INFO kablam! error: build failed
Sep 19 13:17:40.539 INFO kablam! su: No module specific data is present
Sep 19 13:17:41.974 INFO running `"docker" "rm" "-f" "df1b33d2a2b9e9222d24b075a25d10accda42e2b5023d2e1fccf24047c9e4aed"`
Sep 19 13:17:42.283 INFO blam! df1b33d2a2b9e9222d24b075a25d10accda42e2b5023d2e1fccf24047c9e4aed