Aug 30 07:47:59.535 INFO checking promise-rs-0.3.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 07:47:59.535 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 07:47:59.535 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 07:47:59.803 INFO blam! 12995c4402855bfc5ebaaeb94e176735a791d787371b9e55f70bf937aad11490
Aug 30 07:47:59.805 INFO running `"docker" "start" "-a" "12995c4402855bfc5ebaaeb94e176735a791d787371b9e55f70bf937aad11490"`
Aug 30 07:48:00.405 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Aug 30 07:48:00.405 INFO kablam! disables Cargo from automatically inferring other binary targets.
Aug 30 07:48:00.405 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Aug 30 07:48:00.405 INFO kablam! files will be included as a binary target:
Aug 30 07:48:00.405 INFO kablam! 
Aug 30 07:48:00.405 INFO kablam! * /source/src/main.rs
Aug 30 07:48:00.405 INFO kablam! 
Aug 30 07:48:00.405 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Aug 30 07:48:00.405 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself
Aug 30 07:48:00.405 INFO kablam! and disable this warning by adding `autobins = false` to your [package]
Aug 30 07:48:00.405 INFO kablam! section. You may also move the files to a location where Cargo would not
Aug 30 07:48:00.405 INFO kablam! automatically infer them to be a target, such as in subfolders.
Aug 30 07:48:00.405 INFO kablam! 
Aug 30 07:48:00.406 INFO kablam! For more information on this warning you can consult
Aug 30 07:48:00.406 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Aug 30 07:48:00.406 INFO kablam! warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `promise`,
Aug 30 07:48:00.406 INFO kablam! please set bin.path in Cargo.toml
Aug 30 07:48:00.407 INFO kablam!     Checking promise-rs v0.3.0 (file:///source)
Aug 30 07:48:00.895 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:48:00.895 INFO kablam!   --> src/lib.rs:51:21
Aug 30 07:48:00.895 INFO kablam!    |
Aug 30 07:48:00.895 INFO kablam! 51 |                 let mut state = state_guard.as_mut().unwrap();
Aug 30 07:48:00.895 INFO kablam!    |                     ----^^^^^
Aug 30 07:48:00.895 INFO kablam!    |                     |
Aug 30 07:48:00.895 INFO kablam!    |                     help: remove this `mut`
Aug 30 07:48:00.895 INFO kablam!    |
Aug 30 07:48:00.895 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 07:48:00.895 INFO kablam! 
Aug 30 07:48:00.896 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:48:00.896 INFO kablam!   --> src/lib.rs:65:21
Aug 30 07:48:00.896 INFO kablam!    |
Aug 30 07:48:00.896 INFO kablam! 65 |                 let mut state = state_guard.as_mut().unwrap();
Aug 30 07:48:00.896 INFO kablam!    |                     ----^^^^^
Aug 30 07:48:00.896 INFO kablam!    |                     |
Aug 30 07:48:00.896 INFO kablam!    |                     help: remove this `mut`
Aug 30 07:48:00.896 INFO kablam! 
Aug 30 07:48:00.915 INFO kablam! warning: unused attribute
Aug 30 07:48:00.915 INFO kablam!    --> src/lib.rs:192:9
Aug 30 07:48:00.915 INFO kablam!     |
Aug 30 07:48:00.915 INFO kablam! 192 |         #[derive(Debug)]
Aug 30 07:48:00.915 INFO kablam!     |         ^^^^^^^^^^^^^^^^
Aug 30 07:48:00.915 INFO kablam!     |
Aug 30 07:48:00.915 INFO kablam!     = note: #[warn(unused_attributes)] on by default
Aug 30 07:48:00.916 INFO kablam! 
Aug 30 07:48:00.951 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:48:00.951 INFO kablam!   --> src/lib.rs:51:21
Aug 30 07:48:00.952 INFO kablam!    |
Aug 30 07:48:00.952 INFO kablam! 51 |                 let mut state = state_guard.as_mut().unwrap();
Aug 30 07:48:00.952 INFO kablam!    |                     ----^^^^^
Aug 30 07:48:00.952 INFO kablam!    |                     |
Aug 30 07:48:00.952 INFO kablam!    |                     help: remove this `mut`
Aug 30 07:48:00.952 INFO kablam!    |
Aug 30 07:48:00.952 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 07:48:00.952 INFO kablam! 
Aug 30 07:48:00.952 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:48:00.952 INFO kablam!   --> src/lib.rs:65:21
Aug 30 07:48:00.952 INFO kablam!    |
Aug 30 07:48:00.952 INFO kablam! 65 |                 let mut state = state_guard.as_mut().unwrap();
Aug 30 07:48:00.952 INFO kablam!    |                     ----^^^^^
Aug 30 07:48:00.952 INFO kablam!    |                     |
Aug 30 07:48:00.952 INFO kablam!    |                     help: remove this `mut`
Aug 30 07:48:00.952 INFO kablam! 
Aug 30 07:48:00.984 INFO kablam! warning: unused attribute
Aug 30 07:48:00.984 INFO kablam!    --> src/lib.rs:192:9
Aug 30 07:48:00.984 INFO kablam!     |
Aug 30 07:48:00.985 INFO kablam! 192 |         #[derive(Debug)]
Aug 30 07:48:00.985 INFO kablam!     |         ^^^^^^^^^^^^^^^^
Aug 30 07:48:00.985 INFO kablam!     |
Aug 30 07:48:00.985 INFO kablam!     = note: #[warn(unused_attributes)] on by default
Aug 30 07:48:00.985 INFO kablam! 
Aug 30 07:48:01.512 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Aug 30 07:48:01.514 INFO kablam! su: No module specific data is present
Aug 30 07:48:02.058 INFO running `"docker" "rm" "-f" "12995c4402855bfc5ebaaeb94e176735a791d787371b9e55f70bf937aad11490"`
Aug 30 07:48:02.186 INFO blam! 12995c4402855bfc5ebaaeb94e176735a791d787371b9e55f70bf937aad11490