Oct 13 08:14:05.373 INFO checking soundio-0.2.0 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 08:14:05.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 08:14:05.780 INFO blam! 100d507bbca9ffaca0eae937387f8a29053ff9c6b5e85c2e36b5ba105ff42933
Oct 13 08:14:05.782 INFO running `"docker" "start" "-a" "100d507bbca9ffaca0eae937387f8a29053ff9c6b5e85c2e36b5ba105ff42933"`
Oct 13 08:14:06.964 INFO kablam! usermod: no changes
Oct 13 08:14:07.060 INFO kablam! warning: An explicit [[example]] section is specified in Cargo.toml which currently
Oct 13 08:14:07.060 INFO kablam! disables Cargo from automatically inferring other example targets.
Oct 13 08:14:07.060 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Oct 13 08:14:07.060 INFO kablam! files will be included as a example target:
Oct 13 08:14:07.060 INFO kablam! 
Oct 13 08:14:07.060 INFO kablam! * /source/examples/sine/main.rs
Oct 13 08:14:07.060 INFO kablam! 
Oct 13 08:14:07.060 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Oct 13 08:14:07.060 INFO kablam! ready to be compiled as a example target today. You can future-proof yourself
Oct 13 08:14:07.060 INFO kablam! and disable this warning by adding `autoexamples = false` to your [package]
Oct 13 08:14:07.060 INFO kablam! section. You may also move the files to a location where Cargo would not
Oct 13 08:14:07.060 INFO kablam! automatically infer them to be a target, such as in subfolders.
Oct 13 08:14:07.060 INFO kablam! 
Oct 13 08:14:07.060 INFO kablam! For more information on this warning you can consult
Oct 13 08:14:07.060 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Oct 13 08:14:07.112 INFO kablam!    Compiling libsoundio-sys v0.2.0
Oct 13 08:14:10.880 INFO kablam!     Checking soundio v0.2.0 (/source)
Oct 13 08:14:12.106 INFO kablam! warning: unused import: `super::super::backend::*`
Oct 13 08:14:12.106 INFO kablam!    --> src/context.rs:686:6
Oct 13 08:14:12.106 INFO kablam!     |
Oct 13 08:14:12.106 INFO kablam! 686 |     use super::super::backend::*;
Oct 13 08:14:12.106 INFO kablam!     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:14:12.106 INFO kablam!     |
Oct 13 08:14:12.107 INFO kablam!     = note: #[warn(unused_imports)] on by default
Oct 13 08:14:12.107 INFO kablam! 
Oct 13 08:14:12.429 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:14:12.430 INFO kablam!    --> src/device.rs:335:7
Oct 13 08:14:12.430 INFO kablam!     |
Oct 13 08:14:12.430 INFO kablam! 335 |         let mut outstream = unsafe { raw::soundio_outstream_create(self.device) };
Oct 13 08:14:12.431 INFO kablam!     |             ----^^^^^^^^^
Oct 13 08:14:12.431 INFO kablam!     |             |
Oct 13 08:14:12.431 INFO kablam!     |             help: remove this `mut`
Oct 13 08:14:12.432 INFO kablam!     |
Oct 13 08:14:12.432 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 08:14:12.432 INFO kablam! 
Oct 13 08:14:12.440 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:14:12.440 INFO kablam!    --> src/device.rs:439:7
Oct 13 08:14:12.441 INFO kablam!     |
Oct 13 08:14:12.441 INFO kablam! 439 |         let mut instream = unsafe { raw::soundio_instream_create(self.device) };
Oct 13 08:14:12.441 INFO kablam!     |             ----^^^^^^^^
Oct 13 08:14:12.442 INFO kablam!     |             |
Oct 13 08:14:12.442 INFO kablam!     |             help: remove this `mut`
Oct 13 08:14:12.442 INFO kablam! 
Oct 13 08:14:12.684 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:14:12.685 INFO kablam!    --> src/device.rs:335:7
Oct 13 08:14:12.685 INFO kablam!     |
Oct 13 08:14:12.686 INFO kablam! 335 |         let mut outstream = unsafe { raw::soundio_outstream_create(self.device) };
Oct 13 08:14:12.687 INFO kablam!     |             ----^^^^^^^^^
Oct 13 08:14:12.687 INFO kablam!     |             |
Oct 13 08:14:12.688 INFO kablam!     |             help: remove this `mut`
Oct 13 08:14:12.689 INFO kablam!     |
Oct 13 08:14:12.689 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 08:14:12.690 INFO kablam! 
Oct 13 08:14:12.694 INFO kablam! warning: variable does not need to be mutable
Oct 13 08:14:12.695 INFO kablam!    --> src/device.rs:439:7
Oct 13 08:14:12.696 INFO kablam!     |
Oct 13 08:14:12.696 INFO kablam! 439 |         let mut instream = unsafe { raw::soundio_instream_create(self.device) };
Oct 13 08:14:12.697 INFO kablam!     |             ----^^^^^^^^
Oct 13 08:14:12.697 INFO kablam!     |             |
Oct 13 08:14:12.698 INFO kablam!     |             help: remove this `mut`
Oct 13 08:14:12.698 INFO kablam! 
Oct 13 08:14:13.540 INFO kablam! warning: unused variable: `watch`
Oct 13 08:14:13.540 INFO kablam!  --> examples/list_devices/main.rs:4:17
Oct 13 08:14:13.540 INFO kablam!   |
Oct 13 08:14:13.540 INFO kablam! 4 | fn list_devices(watch: bool, short_output: bool, backend: soundio::Backend) -> Result<(), String> {
Oct 13 08:14:13.540 INFO kablam!   |                 ^^^^^ help: consider using `_watch` instead
Oct 13 08:14:13.540 INFO kablam!   |
Oct 13 08:14:13.540 INFO kablam!   = note: #[warn(unused_variables)] on by default
Oct 13 08:14:13.540 INFO kablam! 
Oct 13 08:14:13.624 INFO kablam! warning: method is never used: `finished`
Oct 13 08:14:13.624 INFO kablam!   --> examples/player/main.rs:50:2
Oct 13 08:14:13.624 INFO kablam!    |
Oct 13 08:14:13.624 INFO kablam! 50 |     fn finished(&self) -> bool {
Oct 13 08:14:13.624 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 08:14:13.636 INFO kablam!    |
Oct 13 08:14:13.637 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 08:14:13.638 INFO kablam! 
Oct 13 08:14:13.752 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.75s
Oct 13 08:14:13.752 INFO kablam! su: No module specific data is present
Oct 13 08:14:14.205 INFO running `"docker" "rm" "-f" "100d507bbca9ffaca0eae937387f8a29053ff9c6b5e85c2e36b5ba105ff42933"`
Oct 13 08:14:14.378 INFO blam! 100d507bbca9ffaca0eae937387f8a29053ff9c6b5e85c2e36b5ba105ff42933