Sep 01 17:49:20.460 INFO checking handoff_counter-0.8.5 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 17:49:20.460 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 17:49:20.460 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 17:49:20.634 INFO blam! 4be0022ba4e5c3b113b78130e43a3c8baabf75a910694a4fae6a71b858e1d3a3
Sep 01 17:49:20.636 INFO running `"docker" "start" "-a" "4be0022ba4e5c3b113b78130e43a3c8baabf75a910694a4fae6a71b858e1d3a3"`
Sep 01 17:49:21.335 INFO kablam!     Checking handoff_counter v0.8.5 (file:///source)
Sep 01 17:49:21.844 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:49:21.844 INFO kablam!   --> src/handoff_counter.rs:55:13
Sep 01 17:49:21.844 INFO kablam!    |
Sep 01 17:49:21.844 INFO kablam! 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Sep 01 17:49:21.844 INFO kablam!    |             ----^
Sep 01 17:49:21.844 INFO kablam!    |             |
Sep 01 17:49:21.844 INFO kablam!    |             help: remove this `mut`
Sep 01 17:49:21.844 INFO kablam!    |
Sep 01 17:49:21.844 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:49:21.844 INFO kablam! 
Sep 01 17:49:22.121 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:49:22.121 INFO kablam!   --> src/handoff_counter.rs:55:13
Sep 01 17:49:22.121 INFO kablam!    |
Sep 01 17:49:22.121 INFO kablam! 55 |         let mut v = self.vals.get_mut(&self.id).unwrap();
Sep 01 17:49:22.121 INFO kablam!    |             ----^
Sep 01 17:49:22.121 INFO kablam!    |             |
Sep 01 17:49:22.121 INFO kablam!    |             help: remove this `mut`
Sep 01 17:49:22.121 INFO kablam!    |
Sep 01 17:49:22.121 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 17:49:22.121 INFO kablam! 
Sep 01 17:49:22.604 INFO kablam! warning: type alias is never used: `Env`
Sep 01 17:49:22.605 INFO kablam!   --> src/bin/simulate.rs:14:1
Sep 01 17:49:22.605 INFO kablam!    |
Sep 01 17:49:22.605 INFO kablam! 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Sep 01 17:49:22.605 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 17:49:22.605 INFO kablam!    |
Sep 01 17:49:22.605 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 17:49:22.605 INFO kablam! 
Sep 01 17:49:22.717 INFO kablam! warning: type alias is never used: `Env`
Sep 01 17:49:22.717 INFO kablam!   --> src/bin/simulate.rs:14:1
Sep 01 17:49:22.717 INFO kablam!    |
Sep 01 17:49:22.717 INFO kablam! 14 | type Env<'a> = HashMap<&'a str, Cnt<'a>>;
Sep 01 17:49:22.717 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 17:49:22.717 INFO kablam!    |
Sep 01 17:49:22.717 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 01 17:49:22.717 INFO kablam! 
Sep 01 17:49:22.730 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Sep 01 17:49:22.735 INFO kablam! su: No module specific data is present
Sep 01 17:49:23.256 INFO running `"docker" "rm" "-f" "4be0022ba4e5c3b113b78130e43a3c8baabf75a910694a4fae6a71b858e1d3a3"`
Sep 01 17:49:23.379 INFO blam! 4be0022ba4e5c3b113b78130e43a3c8baabf75a910694a4fae6a71b858e1d3a3