Sep 04 05:53:48.470 INFO checking soundio-0.2.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 05:53:48.470 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 05:53:48.470 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 05:53:48.654 INFO blam! cda765dc1a7d8087ca335779fb0b8d7f822e734fa05fbcbd1494486aefac7304
Sep 04 05:53:48.655 INFO running `"docker" "start" "-a" "cda765dc1a7d8087ca335779fb0b8d7f822e734fa05fbcbd1494486aefac7304"`
Sep 04 05:53:49.213 INFO kablam! warning: An explicit [[example]] section is specified in Cargo.toml which currently
Sep 04 05:53:49.213 INFO kablam! disables Cargo from automatically inferring other example targets.
Sep 04 05:53:49.213 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 04 05:53:49.213 INFO kablam! files will be included as a example target:
Sep 04 05:53:49.213 INFO kablam! 
Sep 04 05:53:49.213 INFO kablam! * /source/examples/sine/main.rs
Sep 04 05:53:49.213 INFO kablam! 
Sep 04 05:53:49.213 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 04 05:53:49.213 INFO kablam! ready to be compiled as a example target today. You can future-proof yourself
Sep 04 05:53:49.213 INFO kablam! and disable this warning by adding `autoexamples = false` to your [package]
Sep 04 05:53:49.213 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 04 05:53:49.213 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 04 05:53:49.213 INFO kablam! 
Sep 04 05:53:49.213 INFO kablam! For more information on this warning you can consult
Sep 04 05:53:49.213 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 04 05:53:49.231 INFO kablam!    Compiling libsoundio-sys v0.2.0
Sep 04 05:53:51.686 INFO kablam!     Checking soundio v0.2.0 (file:///source)
Sep 04 05:53:52.268 INFO kablam! warning: unused import: `super::super::backend::*`
Sep 04 05:53:52.268 INFO kablam!    --> src/context.rs:686:6
Sep 04 05:53:52.268 INFO kablam!     |
Sep 04 05:53:52.268 INFO kablam! 686 |     use super::super::backend::*;
Sep 04 05:53:52.268 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 05:53:52.268 INFO kablam!     |
Sep 04 05:53:52.268 INFO kablam!     = note: #[warn(unused_imports)] on by default
Sep 04 05:53:52.268 INFO kablam! 
Sep 04 05:53:52.860 INFO kablam! warning: variable does not need to be mutable
Sep 04 05:53:52.860 INFO kablam!    --> src/device.rs:335:7
Sep 04 05:53:52.860 INFO kablam!     |
Sep 04 05:53:52.860 INFO kablam! 335 |         let mut outstream = unsafe { raw::soundio_outstream_create(self.device) };
Sep 04 05:53:52.860 INFO kablam!     |             ----^^^^^^^^^
Sep 04 05:53:52.860 INFO kablam!     |             |
Sep 04 05:53:52.860 INFO kablam!     |             help: remove this `mut`
Sep 04 05:53:52.860 INFO kablam!     |
Sep 04 05:53:52.860 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 05:53:52.860 INFO kablam! 
Sep 04 05:53:52.869 INFO kablam! warning: variable does not need to be mutable
Sep 04 05:53:52.869 INFO kablam!    --> src/device.rs:439:7
Sep 04 05:53:52.869 INFO kablam!     |
Sep 04 05:53:52.869 INFO kablam! 439 |         let mut instream = unsafe { raw::soundio_instream_create(self.device) };
Sep 04 05:53:52.869 INFO kablam!     |             ----^^^^^^^^
Sep 04 05:53:52.869 INFO kablam!     |             |
Sep 04 05:53:52.869 INFO kablam!     |             help: remove this `mut`
Sep 04 05:53:52.869 INFO kablam! 
Sep 04 05:53:53.514 INFO kablam! warning: variable does not need to be mutable
Sep 04 05:53:53.514 INFO kablam!    --> src/device.rs:335:7
Sep 04 05:53:53.514 INFO kablam!     |
Sep 04 05:53:53.514 INFO kablam! 335 |         let mut outstream = unsafe { raw::soundio_outstream_create(self.device) };
Sep 04 05:53:53.514 INFO kablam!     |             ----^^^^^^^^^
Sep 04 05:53:53.514 INFO kablam!     |             |
Sep 04 05:53:53.514 INFO kablam!     |             help: remove this `mut`
Sep 04 05:53:53.514 INFO kablam!     |
Sep 04 05:53:53.514 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 04 05:53:53.514 INFO kablam! 
Sep 04 05:53:53.530 INFO kablam! warning: variable does not need to be mutable
Sep 04 05:53:53.530 INFO kablam!    --> src/device.rs:439:7
Sep 04 05:53:53.530 INFO kablam!     |
Sep 04 05:53:53.530 INFO kablam! 439 |         let mut instream = unsafe { raw::soundio_instream_create(self.device) };
Sep 04 05:53:53.530 INFO kablam!     |             ----^^^^^^^^
Sep 04 05:53:53.530 INFO kablam!     |             |
Sep 04 05:53:53.530 INFO kablam!     |             help: remove this `mut`
Sep 04 05:53:53.530 INFO kablam! 
Sep 04 05:53:53.811 INFO kablam! warning: method is never used: `finished`
Sep 04 05:53:53.811 INFO kablam!   --> examples/player/main.rs:50:2
Sep 04 05:53:53.811 INFO kablam!    |
Sep 04 05:53:53.811 INFO kablam! 50 |     fn finished(&self) -> bool {
Sep 04 05:53:53.811 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 04 05:53:53.811 INFO kablam!    |
Sep 04 05:53:53.811 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 04 05:53:53.811 INFO kablam! 
Sep 04 05:53:53.813 INFO kablam! warning: unused variable: `watch`
Sep 04 05:53:53.813 INFO kablam!  --> examples/list_devices/main.rs:4:17
Sep 04 05:53:53.813 INFO kablam!   |
Sep 04 05:53:53.813 INFO kablam! 4 | fn list_devices(watch: bool, short_output: bool, backend: soundio::Backend) -> Result<(), String> {
Sep 04 05:53:53.813 INFO kablam!   |                 ^^^^^ help: consider using `_watch` instead
Sep 04 05:53:53.813 INFO kablam!   |
Sep 04 05:53:53.813 INFO kablam!   = note: #[warn(unused_variables)] on by default
Sep 04 05:53:53.813 INFO kablam! 
Sep 04 05:53:53.944 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
Sep 04 05:53:53.952 INFO kablam! su: No module specific data is present
Sep 04 05:53:54.529 INFO running `"docker" "rm" "-f" "cda765dc1a7d8087ca335779fb0b8d7f822e734fa05fbcbd1494486aefac7304"`
Sep 04 05:53:54.625 INFO blam! cda765dc1a7d8087ca335779fb0b8d7f822e734fa05fbcbd1494486aefac7304