Sep 21 13:48:46.221 INFO checking accel-mma84-0.2.0 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 13:48:46.221 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 13:48:46.222 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 13:48:46.469 INFO blam! 4d4f9449bcedb8c66ebfa33030bb9db563aec1c85ecab0857f3623b3222eb095
Sep 21 13:48:46.471 INFO running `"docker" "start" "-a" "4d4f9449bcedb8c66ebfa33030bb9db563aec1c85ecab0857f3623b3222eb095"`
Sep 21 13:48:47.956 INFO kablam! usermod: no changes
Sep 21 13:48:48.018 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Sep 21 13:48:48.018 INFO kablam! disables Cargo from automatically inferring other binary targets.
Sep 21 13:48:48.018 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 21 13:48:48.018 INFO kablam! files will be included as a binary target:
Sep 21 13:48:48.018 INFO kablam! 
Sep 21 13:48:48.018 INFO kablam! * /source/src/main.rs
Sep 21 13:48:48.018 INFO kablam! 
Sep 21 13:48:48.018 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 21 13:48:48.018 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself
Sep 21 13:48:48.018 INFO kablam! and disable this warning by adding `autobins = false` to your [package]
Sep 21 13:48:48.018 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 21 13:48:48.018 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 21 13:48:48.018 INFO kablam! 
Sep 21 13:48:48.018 INFO kablam! For more information on this warning you can consult
Sep 21 13:48:48.018 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 21 13:48:48.018 INFO kablam! warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `tessel-accel`,
Sep 21 13:48:48.018 INFO kablam! please set bin.path in Cargo.toml
Sep 21 13:48:48.068 INFO kablam!     Checking tessel v0.3.1
Sep 21 13:48:48.890 INFO kablam!     Checking accel-mma84 v0.2.0 (/source)
Sep 21 13:48:50.634 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 21 13:48:50.634 INFO kablam!   --> src/main.rs:11:5
Sep 21 13:48:50.634 INFO kablam!    |
Sep 21 13:48:50.634 INFO kablam! 11 | use std::io::prelude::*;
Sep 21 13:48:50.634 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 21 13:48:50.634 INFO kablam!    |
Sep 21 13:48:50.634 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 21 13:48:50.634 INFO kablam! 
Sep 21 13:48:50.670 INFO kablam! warning: variable does not need to be mutable
Sep 21 13:48:50.670 INFO kablam!   --> src/main.rs:15:10
Sep 21 13:48:50.670 INFO kablam!    |
Sep 21 13:48:50.670 INFO kablam! 15 |     let (mut port_a, _) = Tessel::ports().unwrap();
Sep 21 13:48:50.670 INFO kablam!    |          ----^^^^^^
Sep 21 13:48:50.670 INFO kablam!    |          |
Sep 21 13:48:50.670 INFO kablam!    |          help: remove this `mut`
Sep 21 13:48:50.670 INFO kablam!    |
Sep 21 13:48:50.670 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 13:48:50.670 INFO kablam! 
Sep 21 13:48:50.782 INFO kablam! warning: unused import: `std::io::prelude::*`
Sep 21 13:48:50.782 INFO kablam!   --> src/main.rs:11:5
Sep 21 13:48:50.782 INFO kablam!    |
Sep 21 13:48:50.782 INFO kablam! 11 | use std::io::prelude::*;
Sep 21 13:48:50.782 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Sep 21 13:48:50.782 INFO kablam!    |
Sep 21 13:48:50.782 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 21 13:48:50.782 INFO kablam! 
Sep 21 13:48:50.812 INFO kablam! warning: variable does not need to be mutable
Sep 21 13:48:50.812 INFO kablam!   --> src/main.rs:15:10
Sep 21 13:48:50.812 INFO kablam!    |
Sep 21 13:48:50.812 INFO kablam! 15 |     let (mut port_a, _) = Tessel::ports().unwrap();
Sep 21 13:48:50.812 INFO kablam!    |          ----^^^^^^
Sep 21 13:48:50.812 INFO kablam!    |          |
Sep 21 13:48:50.812 INFO kablam!    |          help: remove this `mut`
Sep 21 13:48:50.812 INFO kablam!    |
Sep 21 13:48:50.812 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 21 13:48:50.812 INFO kablam! 
Sep 21 13:48:50.850 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
Sep 21 13:48:50.858 INFO kablam! su: No module specific data is present
Sep 21 13:48:51.604 INFO running `"docker" "rm" "-f" "4d4f9449bcedb8c66ebfa33030bb9db563aec1c85ecab0857f3623b3222eb095"`
Sep 21 13:48:51.719 INFO blam! 4d4f9449bcedb8c66ebfa33030bb9db563aec1c85ecab0857f3623b3222eb095