[INFO] updating cached repository sklopi/diLay
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sklopi/diLay
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sklopi/diLay" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sklopi/diLay"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sklopi/diLay'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sklopi/diLay" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sklopi/diLay"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sklopi/diLay'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 980e71377ddcf6e58122bfc8e7117e9b04520951
[INFO] sha for GitHub repo sklopi/diLay: 980e71377ddcf6e58122bfc8e7117e9b04520951
[INFO] validating manifest of sklopi/diLay on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sklopi/diLay on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sklopi/diLay
[INFO] finished frobbing sklopi/diLay
[INFO] frobbed toml for sklopi/diLay written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/sklopi/diLay/Cargo.toml
[INFO] started frobbing sklopi/diLay
[INFO] finished frobbing sklopi/diLay
[INFO] frobbed toml for sklopi/diLay written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sklopi/diLay/Cargo.toml
[INFO] crate sklopi/diLay already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sklopi/diLay against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-7/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/sklopi/diLay:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b2cdc73b512b54b349422cccf7ed0c6cba501eaba473f74ecc28cf64ac536a1d
[INFO] running `"docker" "start" "-a" "b2cdc73b512b54b349422cccf7ed0c6cba501eaba473f74ecc28cf64ac536a1d"`
[INFO] [stderr]    Compiling rand v0.3.17
[INFO] [stderr]    Compiling user32-sys v0.2.0
[INFO] [stderr]     Checking num-bigint v0.1.40
[INFO] [stderr]     Checking num-rational v0.1.39
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking vst2 v0.0.1
[INFO] [stderr]     Checking di_lay v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/editor.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/editor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Drain`, `VecDeque`
[INFO] [stderr]  --> src/editor.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::vec_deque::{VecDeque, Drain};
[INFO] [stderr]   |                                   ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc`
[INFO] [stderr]  --> src/editor.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use libc;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std`
[INFO] [stderr]  --> src/editor.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std;
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::path::Path`
[INFO] [stderr]  --> src/editor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::path::Path;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Drain`, `VecDeque`
[INFO] [stderr]  --> src/editor.rs:3:35
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::collections::vec_deque::{VecDeque, Drain};
[INFO] [stderr]   |                                   ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `libc`
[INFO] [stderr]  --> src/editor.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use libc;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]   --> src/editor.rs:47:24
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn open(&mut self, window: *mut c_void) {}
[INFO] [stderr]    |                        ^^^^^^ help: consider prefixing with an underscore: `_window`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mode`
[INFO] [stderr]   --> src/editor.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn set_knob_mode(&mut self, mode: KnobMode) -> bool {
[INFO] [stderr]    |                                 ^^^^ help: consider prefixing with an underscore: `_mode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keycode`
[INFO] [stderr]   --> src/editor.rs:57:26
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn key_up(&mut self, keycode: KeyCode) -> bool {
[INFO] [stderr]    |                          ^^^^^^^ help: consider prefixing with an underscore: `_keycode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keycode`
[INFO] [stderr]   --> src/editor.rs:60:28
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn key_down(&mut self, keycode: KeyCode) -> bool {
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_keycode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]   --> src/editor.rs:47:24
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn open(&mut self, window: *mut c_void) {}
[INFO] [stderr]    |                        ^^^^^^ help: consider prefixing with an underscore: `_window`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mode`
[INFO] [stderr]   --> src/editor.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn set_knob_mode(&mut self, mode: KnobMode) -> bool {
[INFO] [stderr]    |                                 ^^^^ help: consider prefixing with an underscore: `_mode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keycode`
[INFO] [stderr]   --> src/editor.rs:57:26
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn key_up(&mut self, keycode: KeyCode) -> bool {
[INFO] [stderr]    |                          ^^^^^^^ help: consider prefixing with an underscore: `_keycode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `keycode`
[INFO] [stderr]   --> src/editor.rs:60:28
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn key_down(&mut self, keycode: KeyCode) -> bool {
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_keycode`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delay_line`
[INFO] [stderr]   --> src/delay_line.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut delay_line : DelayLine<f32> = Default::default();
[INFO] [stderr]    |             ^^^^^^^^^^ help: consider prefixing with an underscore: `_delay_line`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |     let mut buffer: AudioBuffer<f32> = AudioBuffer::new(
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/delay_line.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut delay_line : DelayLine<f32> = Default::default();
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.06s
[INFO] running `"docker" "inspect" "b2cdc73b512b54b349422cccf7ed0c6cba501eaba473f74ecc28cf64ac536a1d"`
[INFO] running `"docker" "rm" "-f" "b2cdc73b512b54b349422cccf7ed0c6cba501eaba473f74ecc28cf64ac536a1d"`
[INFO] [stdout] b2cdc73b512b54b349422cccf7ed0c6cba501eaba473f74ecc28cf64ac536a1d