Aug 31 18:11:00.903 INFO checking promise-rs-0.3.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 18:11:00.903 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 18:11:00.904 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 18:11:01.102 INFO blam! 71f0fd670d7baeb81af092241f1236940525b7971d2331fbac6a6a6aeee1dbc6
Aug 31 18:11:01.106 INFO running `"docker" "start" "-a" "71f0fd670d7baeb81af092241f1236940525b7971d2331fbac6a6a6aeee1dbc6"`
Aug 31 18:11:01.668 INFO kablam! warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Aug 31 18:11:01.668 INFO kablam! disables Cargo from automatically inferring other binary targets.
Aug 31 18:11:01.668 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Aug 31 18:11:01.668 INFO kablam! files will be included as a binary target:
Aug 31 18:11:01.668 INFO kablam! 
Aug 31 18:11:01.668 INFO kablam! * /source/src/main.rs
Aug 31 18:11:01.668 INFO kablam! 
Aug 31 18:11:01.668 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Aug 31 18:11:01.668 INFO kablam! ready to be compiled as a binary target today. You can future-proof yourself
Aug 31 18:11:01.668 INFO kablam! and disable this warning by adding `autobins = false` to your [package]
Aug 31 18:11:01.668 INFO kablam! section. You may also move the files to a location where Cargo would not
Aug 31 18:11:01.668 INFO kablam! automatically infer them to be a target, such as in subfolders.
Aug 31 18:11:01.669 INFO kablam! 
Aug 31 18:11:01.669 INFO kablam! For more information on this warning you can consult
Aug 31 18:11:01.669 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Aug 31 18:11:01.669 INFO kablam! warning: path `/source/src/main.rs` was erroneously implicitly accepted for binary `promise`,
Aug 31 18:11:01.669 INFO kablam! please set bin.path in Cargo.toml
Aug 31 18:11:01.670 INFO kablam!     Checking promise-rs v0.3.0 (file:///source)
Aug 31 18:11:02.243 INFO kablam! warning: variable does not need to be mutable
Aug 31 18:11:02.243 INFO kablam!   --> src/lib.rs:51:21
Aug 31 18:11:02.244 INFO kablam!    |
Aug 31 18:11:02.244 INFO kablam! 51 |                 let mut state = state_guard.as_mut().unwrap();
Aug 31 18:11:02.244 INFO kablam!    |                     ----^^^^^
Aug 31 18:11:02.244 INFO kablam!    |                     |
Aug 31 18:11:02.244 INFO kablam!    |                     help: remove this `mut`
Aug 31 18:11:02.244 INFO kablam!    |
Aug 31 18:11:02.244 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 31 18:11:02.244 INFO kablam! 
Aug 31 18:11:02.244 INFO kablam! warning: variable does not need to be mutable
Aug 31 18:11:02.244 INFO kablam!   --> src/lib.rs:65:21
Aug 31 18:11:02.244 INFO kablam!    |
Aug 31 18:11:02.244 INFO kablam! 65 |                 let mut state = state_guard.as_mut().unwrap();
Aug 31 18:11:02.244 INFO kablam!    |                     ----^^^^^
Aug 31 18:11:02.244 INFO kablam!    |                     |
Aug 31 18:11:02.244 INFO kablam!    |                     help: remove this `mut`
Aug 31 18:11:02.244 INFO kablam! 
Aug 31 18:11:02.262 INFO kablam! warning: unused attribute
Aug 31 18:11:02.262 INFO kablam!    --> src/lib.rs:192:9
Aug 31 18:11:02.262 INFO kablam!     |
Aug 31 18:11:02.262 INFO kablam! 192 |         #[derive(Debug)]
Aug 31 18:11:02.262 INFO kablam!     |         ^^^^^^^^^^^^^^^^
Aug 31 18:11:02.262 INFO kablam!     |
Aug 31 18:11:02.262 INFO kablam!     = note: #[warn(unused_attributes)] on by default
Aug 31 18:11:02.262 INFO kablam! 
Aug 31 18:11:02.264 INFO kablam! warning: variable does not need to be mutable
Aug 31 18:11:02.264 INFO kablam!   --> src/lib.rs:51:21
Aug 31 18:11:02.264 INFO kablam!    |
Aug 31 18:11:02.264 INFO kablam! 51 |                 let mut state = state_guard.as_mut().unwrap();
Aug 31 18:11:02.264 INFO kablam!    |                     ----^^^^^
Aug 31 18:11:02.264 INFO kablam!    |                     |
Aug 31 18:11:02.264 INFO kablam!    |                     help: remove this `mut`
Aug 31 18:11:02.264 INFO kablam!    |
Aug 31 18:11:02.265 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 31 18:11:02.265 INFO kablam! 
Aug 31 18:11:02.265 INFO kablam! warning: variable does not need to be mutable
Aug 31 18:11:02.265 INFO kablam!   --> src/lib.rs:65:21
Aug 31 18:11:02.265 INFO kablam!    |
Aug 31 18:11:02.265 INFO kablam! 65 |                 let mut state = state_guard.as_mut().unwrap();
Aug 31 18:11:02.265 INFO kablam!    |                     ----^^^^^
Aug 31 18:11:02.265 INFO kablam!    |                     |
Aug 31 18:11:02.265 INFO kablam!    |                     help: remove this `mut`
Aug 31 18:11:02.265 INFO kablam! 
Aug 31 18:11:02.288 INFO kablam! warning: unused attribute
Aug 31 18:11:02.288 INFO kablam!    --> src/lib.rs:192:9
Aug 31 18:11:02.288 INFO kablam!     |
Aug 31 18:11:02.288 INFO kablam! 192 |         #[derive(Debug)]
Aug 31 18:11:02.288 INFO kablam!     |         ^^^^^^^^^^^^^^^^
Aug 31 18:11:02.288 INFO kablam!     |
Aug 31 18:11:02.288 INFO kablam!     = note: #[warn(unused_attributes)] on by default
Aug 31 18:11:02.288 INFO kablam! 
Aug 31 18:11:02.808 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
Aug 31 18:11:02.811 INFO kablam! su: No module specific data is present
Aug 31 18:11:03.253 INFO running `"docker" "rm" "-f" "71f0fd670d7baeb81af092241f1236940525b7971d2331fbac6a6a6aeee1dbc6"`
Aug 31 18:11:03.350 INFO blam! 71f0fd670d7baeb81af092241f1236940525b7971d2331fbac6a6a6aeee1dbc6