Sep 19 23:26:32.435 INFO checking kailua_check-1.1.0 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 19 23:26:32.435 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 19 23:26:32.435 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-2/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:26:32.579 INFO blam! b90643f9ec6e7f3e292ab327416e25826d4eb6ded1e3f1996a67fe9cb91aa5c1
Sep 19 23:26:32.582 INFO running `"docker" "start" "-a" "b90643f9ec6e7f3e292ab327416e25826d4eb6ded1e3f1996a67fe9cb91aa5c1"`
Sep 19 23:26:33.462 INFO kablam! usermod: no changes
Sep 19 23:26:33.582 INFO kablam!     Checking take_mut v0.1.3
Sep 19 23:26:33.591 INFO kablam!     Checking atomic v0.3.4
Sep 19 23:26:33.591 INFO kablam!     Checking vec_map v0.7.0
Sep 19 23:26:33.598 INFO kablam!     Checking kailua_syntax v1.1.0
Sep 19 23:26:37.535 INFO kablam!     Checking kailua_types v1.1.0
Sep 19 23:26:42.013 INFO kablam!     Checking kailua_check v1.1.0 (/source)
Sep 19 23:26:43.562 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Sep 19 23:26:43.563 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:43.563 INFO kablam!   |
Sep 19 23:26:43.563 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:43.563 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:43.563 INFO kablam!   |
Sep 19 23:26:43.563 INFO kablam!   = note: #[warn(deprecated)] on by default
Sep 19 23:26:43.563 INFO kablam! 
Sep 19 23:26:43.755 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Sep 19 23:26:43.755 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:43.755 INFO kablam!   |
Sep 19 23:26:43.755 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:43.755 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:43.755 INFO kablam!   |
Sep 19 23:26:43.755 INFO kablam!   = note: #[warn(deprecated)] on by default
Sep 19 23:26:43.755 INFO kablam! 
Sep 19 23:26:45.610 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Sep 19 23:26:45.613 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:45.613 INFO kablam!   |
Sep 19 23:26:45.613 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:45.613 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:45.613 INFO kablam!   |
Sep 19 23:26:45.613 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:45.613 INFO kablam! 
Sep 19 23:26:45.691 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Sep 19 23:26:45.691 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:45.691 INFO kablam!   |
Sep 19 23:26:45.691 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:45.691 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:45.691 INFO kablam!   |
Sep 19 23:26:45.691 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:45.691 INFO kablam! 
Sep 19 23:26:46.090 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.090 INFO kablam!    --> src/env.rs:974:17
Sep 19 23:26:46.090 INFO kablam!     |
Sep 19 23:26:46.090 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Sep 19 23:26:46.090 INFO kablam!     |                 ----^^^
Sep 19 23:26:46.090 INFO kablam!     |                 |
Sep 19 23:26:46.090 INFO kablam!     |                 help: remove this `mut`
Sep 19 23:26:46.090 INFO kablam!     |
Sep 19 23:26:46.090 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 23:26:46.090 INFO kablam! 
Sep 19 23:26:46.135 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.135 INFO kablam!     --> src/env.rs:1194:13
Sep 19 23:26:46.135 INFO kablam!      |
Sep 19 23:26:46.135 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Sep 19 23:26:46.135 INFO kablam!      |             ----^^^
Sep 19 23:26:46.135 INFO kablam!      |             |
Sep 19 23:26:46.135 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:46.135 INFO kablam! 
Sep 19 23:26:46.179 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.179 INFO kablam!    --> src/env.rs:974:17
Sep 19 23:26:46.180 INFO kablam!     |
Sep 19 23:26:46.180 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Sep 19 23:26:46.180 INFO kablam!     |                 ----^^^
Sep 19 23:26:46.181 INFO kablam!     |                 |
Sep 19 23:26:46.181 INFO kablam!     |                 help: remove this `mut`
Sep 19 23:26:46.181 INFO kablam!     |
Sep 19 23:26:46.182 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 23:26:46.182 INFO kablam! 
Sep 19 23:26:46.204 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.204 INFO kablam!     --> src/env.rs:1194:13
Sep 19 23:26:46.204 INFO kablam!      |
Sep 19 23:26:46.205 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Sep 19 23:26:46.205 INFO kablam!      |             ----^^^
Sep 19 23:26:46.205 INFO kablam!      |             |
Sep 19 23:26:46.206 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:46.206 INFO kablam! 
Sep 19 23:26:46.609 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.609 INFO kablam!     --> src/check.rs:1302:13
Sep 19 23:26:46.609 INFO kablam!      |
Sep 19 23:26:46.609 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Sep 19 23:26:46.609 INFO kablam!      |             ----^^^^^^^
Sep 19 23:26:46.609 INFO kablam!      |             |
Sep 19 23:26:46.609 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:46.609 INFO kablam! 
Sep 19 23:26:46.647 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.647 INFO kablam!     --> src/check.rs:1302:13
Sep 19 23:26:46.647 INFO kablam!      |
Sep 19 23:26:46.647 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Sep 19 23:26:46.647 INFO kablam!      |             ----^^^^^^^
Sep 19 23:26:46.647 INFO kablam!      |             |
Sep 19 23:26:46.647 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:46.647 INFO kablam! 
Sep 19 23:26:46.798 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.799 INFO kablam!     --> src/check.rs:2882:17
Sep 19 23:26:46.799 INFO kablam!      |
Sep 19 23:26:46.799 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Sep 19 23:26:46.799 INFO kablam!      |                 ----^^^^^^^
Sep 19 23:26:46.799 INFO kablam!      |                 |
Sep 19 23:26:46.799 INFO kablam!      |                 help: remove this `mut`
Sep 19 23:26:46.799 INFO kablam! 
Sep 19 23:26:46.834 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:46.834 INFO kablam!     --> src/check.rs:2882:17
Sep 19 23:26:46.834 INFO kablam!      |
Sep 19 23:26:46.834 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Sep 19 23:26:46.834 INFO kablam!      |                 ----^^^^^^^
Sep 19 23:26:46.834 INFO kablam!      |                 |
Sep 19 23:26:46.834 INFO kablam!      |                 help: remove this `mut`
Sep 19 23:26:46.834 INFO kablam! 
Sep 19 23:26:48.495 INFO kablam! warning: unused import: `std::str`
Sep 19 23:26:48.495 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Sep 19 23:26:48.495 INFO kablam!   |
Sep 19 23:26:48.495 INFO kablam! 8 | use std::str;
Sep 19 23:26:48.495 INFO kablam!   |     ^^^^^^^^
Sep 19 23:26:48.495 INFO kablam!   |
Sep 19 23:26:48.495 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:48.495 INFO kablam! 
Sep 19 23:26:49.234 INFO kablam! warning: unused import: `std::str`
Sep 19 23:26:49.235 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Sep 19 23:26:49.235 INFO kablam!   |
Sep 19 23:26:49.235 INFO kablam! 8 | use std::str;
Sep 19 23:26:49.235 INFO kablam!   |     ^^^^^^^^
Sep 19 23:26:49.235 INFO kablam!   |
Sep 19 23:26:49.235 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:49.235 INFO kablam! 
Sep 19 23:26:49.399 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.90s
Sep 19 23:26:49.418 INFO kablam! su: No module specific data is present
Sep 19 23:26:50.581 INFO running `"docker" "rm" "-f" "b90643f9ec6e7f3e292ab327416e25826d4eb6ded1e3f1996a67fe9cb91aa5c1"`
Sep 19 23:26:50.844 INFO blam! b90643f9ec6e7f3e292ab327416e25826d4eb6ded1e3f1996a67fe9cb91aa5c1