Aug 11 10:27:10.282 INFO checking kailua_check-1.1.0 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 10:27:10.282 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:27:10.282 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 10:27:10.282 INFO running `"docker" "create" "-v" "/tmp/crater.AbYGqbvYZljI:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 10:27:10.524 INFO blam! daeb34576e2ddf1e65a7193b64dec6f764179324597e2cd170506b141ec2cc9d
Aug 11 10:27:10.525 INFO running `"docker" "start" "-a" "daeb34576e2ddf1e65a7193b64dec6f764179324597e2cd170506b141ec2cc9d"`
Aug 11 10:27:11.557 INFO kablam!     Checking kailua_test v1.0.4
Aug 11 10:27:11.560 INFO kablam!     Checking kailua_types v1.1.0
Aug 11 10:27:19.876 INFO kablam!     Checking kailua_check v1.1.0 (file:///source)
Aug 11 10:27:21.787 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Aug 11 10:27:21.787 INFO kablam!  --> src/options.rs:4:5
Aug 11 10:27:21.788 INFO kablam!   |
Aug 11 10:27:21.788 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 11 10:27:21.788 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 11 10:27:21.788 INFO kablam!   |
Aug 11 10:27:21.788 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 11 10:27:21.788 INFO kablam! 
Aug 11 10:27:21.876 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Aug 11 10:27:21.876 INFO kablam!  --> src/options.rs:4:5
Aug 11 10:27:21.876 INFO kablam!   |
Aug 11 10:27:21.876 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 11 10:27:21.876 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 11 10:27:21.876 INFO kablam!   |
Aug 11 10:27:21.876 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 11 10:27:21.876 INFO kablam! 
Aug 11 10:27:26.588 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Aug 11 10:27:26.588 INFO kablam!  --> src/options.rs:4:5
Aug 11 10:27:26.589 INFO kablam!   |
Aug 11 10:27:26.589 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 11 10:27:26.589 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 11 10:27:26.589 INFO kablam!   |
Aug 11 10:27:26.589 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 10:27:26.589 INFO kablam! 
Aug 11 10:27:27.348 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Aug 11 10:27:27.348 INFO kablam!  --> src/options.rs:4:5
Aug 11 10:27:27.348 INFO kablam!   |
Aug 11 10:27:27.348 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 11 10:27:27.348 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 11 10:27:27.348 INFO kablam!   |
Aug 11 10:27:27.348 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 10:27:27.348 INFO kablam! 
Aug 11 10:27:28.283 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:28.283 INFO kablam!    --> src/env.rs:974:17
Aug 11 10:27:28.283 INFO kablam!     |
Aug 11 10:27:28.283 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Aug 11 10:27:28.283 INFO kablam!     |                 ----^^^
Aug 11 10:27:28.283 INFO kablam!     |                 |
Aug 11 10:27:28.283 INFO kablam!     |                 help: remove this `mut`
Aug 11 10:27:28.283 INFO kablam!     |
Aug 11 10:27:28.283 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 10:27:28.283 INFO kablam! 
Aug 11 10:27:28.354 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:28.354 INFO kablam!     --> src/env.rs:1194:13
Aug 11 10:27:28.354 INFO kablam!      |
Aug 11 10:27:28.354 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Aug 11 10:27:28.354 INFO kablam!      |             ----^^^
Aug 11 10:27:28.354 INFO kablam!      |             |
Aug 11 10:27:28.354 INFO kablam!      |             help: remove this `mut`
Aug 11 10:27:28.354 INFO kablam! 
Aug 11 10:27:28.399 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:28.399 INFO kablam!    --> src/env.rs:974:17
Aug 11 10:27:28.399 INFO kablam!     |
Aug 11 10:27:28.399 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Aug 11 10:27:28.399 INFO kablam!     |                 ----^^^
Aug 11 10:27:28.399 INFO kablam!     |                 |
Aug 11 10:27:28.399 INFO kablam!     |                 help: remove this `mut`
Aug 11 10:27:28.399 INFO kablam!     |
Aug 11 10:27:28.399 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 11 10:27:28.399 INFO kablam! 
Aug 11 10:27:28.480 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:28.480 INFO kablam!     --> src/env.rs:1194:13
Aug 11 10:27:28.480 INFO kablam!      |
Aug 11 10:27:28.480 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Aug 11 10:27:28.480 INFO kablam!      |             ----^^^
Aug 11 10:27:28.480 INFO kablam!      |             |
Aug 11 10:27:28.480 INFO kablam!      |             help: remove this `mut`
Aug 11 10:27:28.496 INFO kablam! 
Aug 11 10:27:29.471 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:29.471 INFO kablam!     --> src/check.rs:1302:13
Aug 11 10:27:29.471 INFO kablam!      |
Aug 11 10:27:29.471 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Aug 11 10:27:29.471 INFO kablam!      |             ----^^^^^^^
Aug 11 10:27:29.471 INFO kablam!      |             |
Aug 11 10:27:29.471 INFO kablam!      |             help: remove this `mut`
Aug 11 10:27:29.471 INFO kablam! 
Aug 11 10:27:29.476 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:29.476 INFO kablam!     --> src/check.rs:1302:13
Aug 11 10:27:29.476 INFO kablam!      |
Aug 11 10:27:29.476 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Aug 11 10:27:29.477 INFO kablam!      |             ----^^^^^^^
Aug 11 10:27:29.477 INFO kablam!      |             |
Aug 11 10:27:29.477 INFO kablam!      |             help: remove this `mut`
Aug 11 10:27:29.477 INFO kablam! 
Aug 11 10:27:30.169 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:30.169 INFO kablam!     --> src/check.rs:2882:17
Aug 11 10:27:30.169 INFO kablam!      |
Aug 11 10:27:30.169 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Aug 11 10:27:30.169 INFO kablam!      |                 ----^^^^^^^
Aug 11 10:27:30.169 INFO kablam!      |                 |
Aug 11 10:27:30.169 INFO kablam!      |                 help: remove this `mut`
Aug 11 10:27:30.169 INFO kablam! 
Aug 11 10:27:30.243 INFO kablam! warning: variable does not need to be mutable
Aug 11 10:27:30.243 INFO kablam!     --> src/check.rs:2882:17
Aug 11 10:27:30.243 INFO kablam!      |
Aug 11 10:27:30.243 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Aug 11 10:27:30.243 INFO kablam!      |                 ----^^^^^^^
Aug 11 10:27:30.243 INFO kablam!      |                 |
Aug 11 10:27:30.243 INFO kablam!      |                 help: remove this `mut`
Aug 11 10:27:30.243 INFO kablam! 
Aug 11 10:27:34.451 INFO kablam! warning: unused import: `std::str`
Aug 11 10:27:34.451 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Aug 11 10:27:34.451 INFO kablam!   |
Aug 11 10:27:34.451 INFO kablam! 8 | use std::str;
Aug 11 10:27:34.451 INFO kablam!   |     ^^^^^^^^
Aug 11 10:27:34.452 INFO kablam!   |
Aug 11 10:27:34.452 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 10:27:34.452 INFO kablam! 
Aug 11 10:27:34.732 INFO kablam! warning: unused import: `std::str`
Aug 11 10:27:34.732 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Aug 11 10:27:34.732 INFO kablam!   |
Aug 11 10:27:34.732 INFO kablam! 8 | use std::str;
Aug 11 10:27:34.733 INFO kablam!   |     ^^^^^^^^
Aug 11 10:27:34.733 INFO kablam!   |
Aug 11 10:27:34.733 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 11 10:27:34.733 INFO kablam! 
Aug 11 10:27:35.778 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 24.41s
Aug 11 10:27:35.796 INFO kablam! su: No module specific data is present
Aug 11 10:27:36.586 INFO running `"docker" "rm" "-f" "daeb34576e2ddf1e65a7193b64dec6f764179324597e2cd170506b141ec2cc9d"`
Aug 11 10:27:36.771 INFO blam! daeb34576e2ddf1e65a7193b64dec6f764179324597e2cd170506b141ec2cc9d