Jul 11 21:26:21.580 INFO checking soundio-0.2.0 against master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9 for pr-52234
Jul 11 21:26:21.580 INFO running: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 21:26:21.580 INFO creating container for: cargo +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets
Jul 11 21:26:21.581 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-52234/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-0/master#ae5b629efd79de78e6ba7ef493c32857bd7f9cf9:/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 +ae5b629efd79de78e6ba7ef493c32857bd7f9cf9-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 11 21:26:21.871 INFO blam! fe265c377f59b28cac8149203f8cb8a0725de011f744da476b21db3e4e3a91ef
Jul 11 21:26:21.876 INFO running `"docker" "start" "-a" "fe265c377f59b28cac8149203f8cb8a0725de011f744da476b21db3e4e3a91ef"`
Jul 11 21:26:22.825 INFO kablam! warning: An explicit [[example]] section is specified in Cargo.toml which currently
Jul 11 21:26:22.825 INFO kablam! disables Cargo from automatically inferring other example targets.
Jul 11 21:26:22.825 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Jul 11 21:26:22.825 INFO kablam! files will be included as a example target:
Jul 11 21:26:22.825 INFO kablam! 
Jul 11 21:26:22.825 INFO kablam! * /source/examples/sine/main.rs
Jul 11 21:26:22.825 INFO kablam! 
Jul 11 21:26:22.825 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Jul 11 21:26:22.825 INFO kablam! ready to be compiled as a example target today. You can future-proof yourself
Jul 11 21:26:22.825 INFO kablam! and disable this warning by adding `autoexamples = false` to your [package]
Jul 11 21:26:22.825 INFO kablam! section. You may also move the files to a location where Cargo would not
Jul 11 21:26:22.825 INFO kablam! automatically infer them to be a target, such as in subfolders.
Jul 11 21:26:22.825 INFO kablam! 
Jul 11 21:26:22.825 INFO kablam! For more information on this warning you can consult
Jul 11 21:26:22.825 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Jul 11 21:26:22.874 INFO kablam!    Compiling libsoundio-sys v0.2.0
Jul 11 21:26:29.481 INFO kablam!     Checking soundio v0.2.0 (file:///source)
Jul 11 21:26:30.037 INFO kablam! warning: unused import: `super::super::backend::*`
Jul 11 21:26:30.037 INFO kablam!    --> src/context.rs:686:6
Jul 11 21:26:30.037 INFO kablam!     |
Jul 11 21:26:30.037 INFO kablam! 686 |     use super::super::backend::*;
Jul 11 21:26:30.037 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 21:26:30.037 INFO kablam!     |
Jul 11 21:26:30.037 INFO kablam!     = note: #[warn(unused_imports)] on by default
Jul 11 21:26:30.038 INFO kablam! 
Jul 11 21:26:31.416 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:26:31.416 INFO kablam!    --> src/device.rs:335:7
Jul 11 21:26:31.416 INFO kablam!     |
Jul 11 21:26:31.416 INFO kablam! 335 |         let mut outstream = unsafe { raw::soundio_outstream_create(self.device) };
Jul 11 21:26:31.417 INFO kablam!     |             ----^^^^^^^^^
Jul 11 21:26:31.417 INFO kablam!     |             |
Jul 11 21:26:31.417 INFO kablam!     |             help: remove this `mut`
Jul 11 21:26:31.417 INFO kablam!     |
Jul 11 21:26:31.417 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 21:26:31.417 INFO kablam! 
Jul 11 21:26:31.428 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:26:31.428 INFO kablam!    --> src/device.rs:439:7
Jul 11 21:26:31.428 INFO kablam!     |
Jul 11 21:26:31.428 INFO kablam! 439 |         let mut instream = unsafe { raw::soundio_instream_create(self.device) };
Jul 11 21:26:31.428 INFO kablam!     |             ----^^^^^^^^
Jul 11 21:26:31.428 INFO kablam!     |             |
Jul 11 21:26:31.428 INFO kablam!     |             help: remove this `mut`
Jul 11 21:26:31.428 INFO kablam! 
Jul 11 21:26:31.469 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:26:31.469 INFO kablam!    --> src/device.rs:335:7
Jul 11 21:26:31.469 INFO kablam!     |
Jul 11 21:26:31.469 INFO kablam! 335 |         let mut outstream = unsafe { raw::soundio_outstream_create(self.device) };
Jul 11 21:26:31.469 INFO kablam!     |             ----^^^^^^^^^
Jul 11 21:26:31.469 INFO kablam!     |             |
Jul 11 21:26:31.469 INFO kablam!     |             help: remove this `mut`
Jul 11 21:26:31.469 INFO kablam!     |
Jul 11 21:26:31.469 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 11 21:26:31.469 INFO kablam! 
Jul 11 21:26:31.481 INFO kablam! warning: variable does not need to be mutable
Jul 11 21:26:31.481 INFO kablam!    --> src/device.rs:439:7
Jul 11 21:26:31.482 INFO kablam!     |
Jul 11 21:26:31.482 INFO kablam! 439 |         let mut instream = unsafe { raw::soundio_instream_create(self.device) };
Jul 11 21:26:31.482 INFO kablam!     |             ----^^^^^^^^
Jul 11 21:26:31.482 INFO kablam!     |             |
Jul 11 21:26:31.482 INFO kablam!     |             help: remove this `mut`
Jul 11 21:26:31.482 INFO kablam! 
Jul 11 21:26:32.795 INFO kablam! warning: unused variable: `watch`
Jul 11 21:26:32.795 INFO kablam!  --> examples/list_devices/main.rs:4:17
Jul 11 21:26:32.795 INFO kablam!   |
Jul 11 21:26:32.795 INFO kablam! 4 | fn list_devices(watch: bool, short_output: bool, backend: soundio::Backend) -> Result<(), String> {
Jul 11 21:26:32.795 INFO kablam!   |                 ^^^^^ help: consider using `_watch` instead
Jul 11 21:26:32.795 INFO kablam!   |
Jul 11 21:26:32.795 INFO kablam!   = note: #[warn(unused_variables)] on by default
Jul 11 21:26:32.796 INFO kablam! 
Jul 11 21:26:32.929 INFO kablam! warning: method is never used: `finished`
Jul 11 21:26:32.929 INFO kablam!   --> examples/player/main.rs:50:2
Jul 11 21:26:32.929 INFO kablam!    |
Jul 11 21:26:32.929 INFO kablam! 50 |     fn finished(&self) -> bool {
Jul 11 21:26:32.929 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Jul 11 21:26:32.929 INFO kablam!    |
Jul 11 21:26:32.929 INFO kablam!    = note: #[warn(dead_code)] on by default
Jul 11 21:26:32.929 INFO kablam! 
Jul 11 21:26:32.974 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.16s
Jul 11 21:26:32.980 INFO kablam! su: No module specific data is present
Jul 11 21:26:33.511 INFO running `"docker" "rm" "-f" "fe265c377f59b28cac8149203f8cb8a0725de011f744da476b21db3e4e3a91ef"`
Jul 11 21:26:33.713 INFO blam! fe265c377f59b28cac8149203f8cb8a0725de011f744da476b21db3e4e3a91ef