Sep 06 04:53:40.332 INFO checking kailua_types-1.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 04:53:40.332 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 04:53:40.332 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-6/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 04:53:40.523 INFO blam! 4d272933e8eac471642bc5a213208267b5144fd6fe183d9fedc438ac920f61c6
Sep 06 04:53:40.527 INFO running `"docker" "start" "-a" "4d272933e8eac471642bc5a213208267b5144fd6fe183d9fedc438ac920f61c6"`
Sep 06 04:53:41.207 INFO kablam! usermod: no changes
Sep 06 04:53:41.273 INFO kablam!     Checking kailua_env v1.0.4
Sep 06 04:53:41.274 INFO kablam!     Checking parse-generics-shim v0.1.1
Sep 06 04:53:41.274 INFO kablam!     Checking vec_map v0.7.0
Sep 06 04:53:41.274 INFO kablam!     Checking take_mut v0.1.3
Sep 06 04:53:41.827 INFO kablam!     Checking kailua_diag v1.0.4
Sep 06 04:53:42.344 INFO kablam!     Checking kailua_syntax v1.1.0
Sep 06 04:53:45.179 INFO kablam!     Checking kailua_types v1.1.0 (file:///source)
Sep 06 04:53:46.147 INFO kablam! warning: unused macro definition
Sep 06 04:53:46.147 INFO kablam!     --> src/ty/value.rs:1875:5
Sep 06 04:53:46.147 INFO kablam!      |
Sep 06 04:53:46.147 INFO kablam! 1875 | /     macro_rules! hash {
Sep 06 04:53:46.147 INFO kablam! 1876 | |         ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*])
Sep 06 04:53:46.147 INFO kablam! 1877 | |     }
Sep 06 04:53:46.147 INFO kablam!      | |_____^
Sep 06 04:53:46.147 INFO kablam!      |
Sep 06 04:53:46.147 INFO kablam!      = note: #[warn(unused_macros)] on by default
Sep 06 04:53:46.147 INFO kablam! 
Sep 06 04:53:48.330 INFO kablam! warning: variable does not need to be mutable
Sep 06 04:53:48.330 INFO kablam!   --> src/ty/display.rs:78:13
Sep 06 04:53:48.330 INFO kablam!    |
Sep 06 04:53:48.330 INFO kablam! 78 |         let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new());
Sep 06 04:53:48.330 INFO kablam!    |             ----^^^^^
Sep 06 04:53:48.330 INFO kablam!    |             |
Sep 06 04:53:48.330 INFO kablam!    |             help: remove this `mut`
Sep 06 04:53:48.330 INFO kablam!    |
Sep 06 04:53:48.330 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 04:53:48.330 INFO kablam! 
Sep 06 04:53:49.035 INFO kablam! warning: variable does not need to be mutable
Sep 06 04:53:49.035 INFO kablam!    --> src/env/mod.rs:381:17
Sep 06 04:53:49.035 INFO kablam!     |
Sep 06 04:53:49.035 INFO kablam! 381 |             let mut row =
Sep 06 04:53:49.035 INFO kablam!     |                 ----^^^
Sep 06 04:53:49.035 INFO kablam!     |                 |
Sep 06 04:53:49.035 INFO kablam!     |                 help: remove this `mut`
Sep 06 04:53:49.035 INFO kablam! 
Sep 06 04:53:49.035 INFO kablam! warning: variable does not need to be mutable
Sep 06 04:53:49.035 INFO kablam!    --> src/env/mod.rs:388:17
Sep 06 04:53:49.035 INFO kablam!     |
Sep 06 04:53:49.035 INFO kablam! 388 |             let mut row =
Sep 06 04:53:49.035 INFO kablam!     |                 ----^^^
Sep 06 04:53:49.035 INFO kablam!     |                 |
Sep 06 04:53:49.035 INFO kablam!     |                 help: remove this `mut`
Sep 06 04:53:49.035 INFO kablam! 
Sep 06 04:53:50.194 INFO kablam! warning: variable does not need to be mutable
Sep 06 04:53:50.194 INFO kablam!   --> src/ty/display.rs:78:13
Sep 06 04:53:50.194 INFO kablam!    |
Sep 06 04:53:50.194 INFO kablam! 78 |         let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new());
Sep 06 04:53:50.194 INFO kablam!    |             ----^^^^^
Sep 06 04:53:50.194 INFO kablam!    |             |
Sep 06 04:53:50.194 INFO kablam!    |             help: remove this `mut`
Sep 06 04:53:50.194 INFO kablam!    |
Sep 06 04:53:50.194 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 06 04:53:50.194 INFO kablam! 
Sep 06 04:53:51.298 INFO kablam! warning: variable does not need to be mutable
Sep 06 04:53:51.298 INFO kablam!    --> src/env/mod.rs:381:17
Sep 06 04:53:51.298 INFO kablam!     |
Sep 06 04:53:51.298 INFO kablam! 381 |             let mut row =
Sep 06 04:53:51.298 INFO kablam!     |                 ----^^^
Sep 06 04:53:51.298 INFO kablam!     |                 |
Sep 06 04:53:51.298 INFO kablam!     |                 help: remove this `mut`
Sep 06 04:53:51.298 INFO kablam! 
Sep 06 04:53:51.298 INFO kablam! warning: variable does not need to be mutable
Sep 06 04:53:51.298 INFO kablam!    --> src/env/mod.rs:388:17
Sep 06 04:53:51.298 INFO kablam!     |
Sep 06 04:53:51.298 INFO kablam! 388 |             let mut row =
Sep 06 04:53:51.298 INFO kablam!     |                 ----^^^
Sep 06 04:53:51.298 INFO kablam!     |                 |
Sep 06 04:53:51.298 INFO kablam!     |                 help: remove this `mut`
Sep 06 04:53:51.298 INFO kablam! 
Sep 06 04:53:51.752 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.53s
Sep 06 04:53:51.758 INFO kablam! su: No module specific data is present
Sep 06 04:53:53.006 INFO running `"docker" "rm" "-f" "4d272933e8eac471642bc5a213208267b5144fd6fe183d9fedc438ac920f61c6"`
Sep 06 04:53:53.130 INFO blam! 4d272933e8eac471642bc5a213208267b5144fd6fe183d9fedc438ac920f61c6