Aug 02 06:08:08.293 INFO checking kailua_check-1.1.0 against 1.27.2 for lazy_static-1
Aug 02 06:08:08.293 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:08:08.293 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:08:08.293 INFO running `"docker" "create" "-v" "/tmp/crater.b64SBOVi8P4A:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 06:08:08.616 INFO blam! d09bfdc6f4a440ab54a3c736e4180ad8e04c48d072be867fd35b6ef29ca926cb
Aug 02 06:08:08.619 INFO running `"docker" "start" "-a" "d09bfdc6f4a440ab54a3c736e4180ad8e04c48d072be867fd35b6ef29ca926cb"`
Aug 02 06:08:09.813 INFO kablam!     Checking kailua_env v1.0.4
Aug 02 06:08:09.813 INFO kablam!     Checking take_mut v0.1.3
Aug 02 06:08:09.820 INFO kablam!     Checking vec_map v0.7.0
Aug 02 06:08:12.546 INFO kablam!     Checking kailua_diag v1.0.4
Aug 02 06:08:13.926 INFO kablam!     Checking kailua_syntax v1.1.0
Aug 02 06:08:13.926 INFO kablam!     Checking kailua_test v1.0.4
Aug 02 06:08:22.854 INFO kablam!     Checking kailua_types v1.1.0
Aug 02 06:08:32.187 INFO kablam!     Checking kailua_check v1.1.0 (file:///source)
Aug 02 06:08:34.657 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Aug 02 06:08:34.657 INFO kablam!  --> src/options.rs:4:5
Aug 02 06:08:34.657 INFO kablam!   |
Aug 02 06:08:34.657 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 02 06:08:34.657 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 02 06:08:34.657 INFO kablam!   |
Aug 02 06:08:34.657 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 02 06:08:34.657 INFO kablam! 
Aug 02 06:08:35.700 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Aug 02 06:08:35.700 INFO kablam!  --> src/options.rs:4:5
Aug 02 06:08:35.700 INFO kablam!   |
Aug 02 06:08:35.700 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 02 06:08:35.700 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 02 06:08:35.700 INFO kablam!   |
Aug 02 06:08:35.700 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 02 06:08:35.700 INFO kablam! 
Aug 02 06:08:40.899 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Aug 02 06:08:40.899 INFO kablam!  --> src/options.rs:4:5
Aug 02 06:08:40.899 INFO kablam!   |
Aug 02 06:08:40.899 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 02 06:08:40.899 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 02 06:08:40.899 INFO kablam!   |
Aug 02 06:08:40.899 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 06:08:40.899 INFO kablam! 
Aug 02 06:08:41.608 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Aug 02 06:08:41.608 INFO kablam!  --> src/options.rs:4:5
Aug 02 06:08:41.608 INFO kablam!   |
Aug 02 06:08:41.608 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 02 06:08:41.608 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 02 06:08:41.608 INFO kablam!   |
Aug 02 06:08:41.608 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 06:08:41.608 INFO kablam! 
Aug 02 06:08:41.978 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:41.978 INFO kablam!    --> src/env.rs:974:17
Aug 02 06:08:41.978 INFO kablam!     |
Aug 02 06:08:41.978 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Aug 02 06:08:41.978 INFO kablam!     |                 ----^^^
Aug 02 06:08:41.978 INFO kablam!     |                 |
Aug 02 06:08:41.978 INFO kablam!     |                 help: remove this `mut`
Aug 02 06:08:41.979 INFO kablam!     |
Aug 02 06:08:41.979 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 06:08:41.979 INFO kablam! 
Aug 02 06:08:42.024 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:42.024 INFO kablam!     --> src/env.rs:1194:13
Aug 02 06:08:42.024 INFO kablam!      |
Aug 02 06:08:42.024 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Aug 02 06:08:42.024 INFO kablam!      |             ----^^^
Aug 02 06:08:42.024 INFO kablam!      |             |
Aug 02 06:08:42.024 INFO kablam!      |             help: remove this `mut`
Aug 02 06:08:42.024 INFO kablam! 
Aug 02 06:08:42.673 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:42.673 INFO kablam!    --> src/env.rs:974:17
Aug 02 06:08:42.673 INFO kablam!     |
Aug 02 06:08:42.673 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Aug 02 06:08:42.673 INFO kablam!     |                 ----^^^
Aug 02 06:08:42.673 INFO kablam!     |                 |
Aug 02 06:08:42.673 INFO kablam!     |                 help: remove this `mut`
Aug 02 06:08:42.673 INFO kablam!     |
Aug 02 06:08:42.673 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 06:08:42.673 INFO kablam! 
Aug 02 06:08:42.724 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:42.724 INFO kablam!     --> src/env.rs:1194:13
Aug 02 06:08:42.725 INFO kablam!      |
Aug 02 06:08:42.725 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Aug 02 06:08:42.725 INFO kablam!      |             ----^^^
Aug 02 06:08:42.725 INFO kablam!      |             |
Aug 02 06:08:42.725 INFO kablam!      |             help: remove this `mut`
Aug 02 06:08:42.725 INFO kablam! 
Aug 02 06:08:42.783 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:42.783 INFO kablam!     --> src/check.rs:1302:13
Aug 02 06:08:42.783 INFO kablam!      |
Aug 02 06:08:42.783 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Aug 02 06:08:42.783 INFO kablam!      |             ----^^^^^^^
Aug 02 06:08:42.783 INFO kablam!      |             |
Aug 02 06:08:42.783 INFO kablam!      |             help: remove this `mut`
Aug 02 06:08:42.783 INFO kablam! 
Aug 02 06:08:43.349 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:43.350 INFO kablam!     --> src/check.rs:2882:17
Aug 02 06:08:43.350 INFO kablam!      |
Aug 02 06:08:43.350 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Aug 02 06:08:43.350 INFO kablam!      |                 ----^^^^^^^
Aug 02 06:08:43.350 INFO kablam!      |                 |
Aug 02 06:08:43.350 INFO kablam!      |                 help: remove this `mut`
Aug 02 06:08:43.350 INFO kablam! 
Aug 02 06:08:43.615 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:43.615 INFO kablam!     --> src/check.rs:1302:13
Aug 02 06:08:43.615 INFO kablam!      |
Aug 02 06:08:43.615 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Aug 02 06:08:43.615 INFO kablam!      |             ----^^^^^^^
Aug 02 06:08:43.615 INFO kablam!      |             |
Aug 02 06:08:43.615 INFO kablam!      |             help: remove this `mut`
Aug 02 06:08:43.615 INFO kablam! 
Aug 02 06:08:44.329 INFO kablam! warning: variable does not need to be mutable
Aug 02 06:08:44.329 INFO kablam!     --> src/check.rs:2882:17
Aug 02 06:08:44.329 INFO kablam!      |
Aug 02 06:08:44.329 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Aug 02 06:08:44.329 INFO kablam!      |                 ----^^^^^^^
Aug 02 06:08:44.329 INFO kablam!      |                 |
Aug 02 06:08:44.329 INFO kablam!      |                 help: remove this `mut`
Aug 02 06:08:44.329 INFO kablam! 
Aug 02 06:08:48.449 INFO kablam! warning: unused import: `std::str`
Aug 02 06:08:48.449 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Aug 02 06:08:48.449 INFO kablam!   |
Aug 02 06:08:48.449 INFO kablam! 8 | use std::str;
Aug 02 06:08:48.450 INFO kablam!   |     ^^^^^^^^
Aug 02 06:08:48.456 INFO kablam!   |
Aug 02 06:08:48.457 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 06:08:48.457 INFO kablam! 
Aug 02 06:08:48.901 INFO kablam! warning: unused import: `std::str`
Aug 02 06:08:48.901 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Aug 02 06:08:48.901 INFO kablam!   |
Aug 02 06:08:48.901 INFO kablam! 8 | use std::str;
Aug 02 06:08:48.901 INFO kablam!   |     ^^^^^^^^
Aug 02 06:08:48.902 INFO kablam!   |
Aug 02 06:08:48.902 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 06:08:48.902 INFO kablam! 
Aug 02 06:08:49.301 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 39.70s
Aug 02 06:08:49.311 INFO kablam! su: No module specific data is present
Aug 02 06:08:50.403 INFO running `"docker" "rm" "-f" "d09bfdc6f4a440ab54a3c736e4180ad8e04c48d072be867fd35b6ef29ca926cb"`
Aug 02 06:08:50.612 INFO blam! d09bfdc6f4a440ab54a3c736e4180ad8e04c48d072be867fd35b6ef29ca926cb