Aug 31 23:39:27.554 INFO checking kailua_check-1.1.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 23:39:27.554 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 23:39:27.555 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 23:39:27.758 INFO blam! 6c0ac49312bb52f5903826f6e1a27b7f68e510b7841893392d0c1f57e4e69a29
Aug 31 23:39:27.760 INFO running `"docker" "start" "-a" "6c0ac49312bb52f5903826f6e1a27b7f68e510b7841893392d0c1f57e4e69a29"`
Aug 31 23:39:28.478 INFO kablam!     Checking kailua_test v1.0.4
Aug 31 23:39:28.478 INFO kablam!     Checking kailua_types v1.1.0
Aug 31 23:39:34.276 INFO kablam!     Checking kailua_check v1.1.0 (file:///source)
Aug 31 23:39:36.448 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Aug 31 23:39:36.448 INFO kablam!  --> src/options.rs:4:5
Aug 31 23:39:36.448 INFO kablam!   |
Aug 31 23:39:36.448 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 31 23:39:36.448 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 31 23:39:36.449 INFO kablam!   |
Aug 31 23:39:36.449 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 31 23:39:36.449 INFO kablam! 
Aug 31 23:39:36.815 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Aug 31 23:39:36.815 INFO kablam!  --> src/options.rs:4:5
Aug 31 23:39:36.815 INFO kablam!   |
Aug 31 23:39:36.815 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 31 23:39:36.815 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 31 23:39:36.815 INFO kablam!   |
Aug 31 23:39:36.816 INFO kablam!   = note: #[warn(deprecated)] on by default
Aug 31 23:39:36.816 INFO kablam! 
Aug 31 23:39:39.945 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Aug 31 23:39:39.945 INFO kablam!  --> src/options.rs:4:5
Aug 31 23:39:39.945 INFO kablam!   |
Aug 31 23:39:39.945 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 31 23:39:39.945 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 31 23:39:39.945 INFO kablam!   |
Aug 31 23:39:39.945 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 23:39:39.945 INFO kablam! 
Aug 31 23:39:40.020 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Aug 31 23:39:40.020 INFO kablam!  --> src/options.rs:4:5
Aug 31 23:39:40.020 INFO kablam!   |
Aug 31 23:39:40.020 INFO kablam! 4 | use std::ascii::AsciiExt;
Aug 31 23:39:40.020 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Aug 31 23:39:40.020 INFO kablam!   |
Aug 31 23:39:40.020 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 23:39:40.020 INFO kablam! 
Aug 31 23:39:40.547 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:40.547 INFO kablam!    --> src/env.rs:974:17
Aug 31 23:39:40.547 INFO kablam!     |
Aug 31 23:39:40.547 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Aug 31 23:39:40.547 INFO kablam!     |                 ----^^^
Aug 31 23:39:40.547 INFO kablam!     |                 |
Aug 31 23:39:40.547 INFO kablam!     |                 help: remove this `mut`
Aug 31 23:39:40.547 INFO kablam!     |
Aug 31 23:39:40.547 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 23:39:40.547 INFO kablam! 
Aug 31 23:39:40.556 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:40.556 INFO kablam!    --> src/env.rs:974:17
Aug 31 23:39:40.556 INFO kablam!     |
Aug 31 23:39:40.556 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Aug 31 23:39:40.556 INFO kablam!     |                 ----^^^
Aug 31 23:39:40.556 INFO kablam!     |                 |
Aug 31 23:39:40.556 INFO kablam!     |                 help: remove this `mut`
Aug 31 23:39:40.556 INFO kablam!     |
Aug 31 23:39:40.556 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 31 23:39:40.557 INFO kablam! 
Aug 31 23:39:40.577 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:40.577 INFO kablam!     --> src/env.rs:1194:13
Aug 31 23:39:40.577 INFO kablam!      |
Aug 31 23:39:40.577 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Aug 31 23:39:40.577 INFO kablam!      |             ----^^^
Aug 31 23:39:40.577 INFO kablam!      |             |
Aug 31 23:39:40.577 INFO kablam!      |             help: remove this `mut`
Aug 31 23:39:40.577 INFO kablam! 
Aug 31 23:39:40.584 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:40.584 INFO kablam!     --> src/env.rs:1194:13
Aug 31 23:39:40.584 INFO kablam!      |
Aug 31 23:39:40.584 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Aug 31 23:39:40.584 INFO kablam!      |             ----^^^
Aug 31 23:39:40.584 INFO kablam!      |             |
Aug 31 23:39:40.584 INFO kablam!      |             help: remove this `mut`
Aug 31 23:39:40.585 INFO kablam! 
Aug 31 23:39:40.944 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:40.945 INFO kablam!     --> src/check.rs:1302:13
Aug 31 23:39:40.945 INFO kablam!      |
Aug 31 23:39:40.945 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Aug 31 23:39:40.945 INFO kablam!      |             ----^^^^^^^
Aug 31 23:39:40.945 INFO kablam!      |             |
Aug 31 23:39:40.945 INFO kablam!      |             help: remove this `mut`
Aug 31 23:39:40.945 INFO kablam! 
Aug 31 23:39:40.998 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:40.998 INFO kablam!     --> src/check.rs:1302:13
Aug 31 23:39:40.998 INFO kablam!      |
Aug 31 23:39:40.999 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Aug 31 23:39:40.999 INFO kablam!      |             ----^^^^^^^
Aug 31 23:39:40.999 INFO kablam!      |             |
Aug 31 23:39:40.999 INFO kablam!      |             help: remove this `mut`
Aug 31 23:39:40.999 INFO kablam! 
Aug 31 23:39:41.251 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:41.252 INFO kablam!     --> src/check.rs:2882:17
Aug 31 23:39:41.252 INFO kablam!      |
Aug 31 23:39:41.252 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Aug 31 23:39:41.252 INFO kablam!      |                 ----^^^^^^^
Aug 31 23:39:41.252 INFO kablam!      |                 |
Aug 31 23:39:41.252 INFO kablam!      |                 help: remove this `mut`
Aug 31 23:39:41.252 INFO kablam! 
Aug 31 23:39:41.281 INFO kablam! warning: variable does not need to be mutable
Aug 31 23:39:41.281 INFO kablam!     --> src/check.rs:2882:17
Aug 31 23:39:41.281 INFO kablam!      |
Aug 31 23:39:41.282 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Aug 31 23:39:41.282 INFO kablam!      |                 ----^^^^^^^
Aug 31 23:39:41.282 INFO kablam!      |                 |
Aug 31 23:39:41.282 INFO kablam!      |                 help: remove this `mut`
Aug 31 23:39:41.282 INFO kablam! 
Aug 31 23:39:44.250 INFO kablam! warning: unused import: `std::str`
Aug 31 23:39:44.250 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Aug 31 23:39:44.250 INFO kablam!   |
Aug 31 23:39:44.250 INFO kablam! 8 | use std::str;
Aug 31 23:39:44.250 INFO kablam!   |     ^^^^^^^^
Aug 31 23:39:44.250 INFO kablam!   |
Aug 31 23:39:44.250 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 23:39:44.250 INFO kablam! 
Aug 31 23:39:44.427 INFO kablam! warning: unused import: `std::str`
Aug 31 23:39:44.427 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Aug 31 23:39:44.427 INFO kablam!   |
Aug 31 23:39:44.427 INFO kablam! 8 | use std::str;
Aug 31 23:39:44.427 INFO kablam!   |     ^^^^^^^^
Aug 31 23:39:44.427 INFO kablam!   |
Aug 31 23:39:44.427 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 31 23:39:44.427 INFO kablam! 
Aug 31 23:39:44.857 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 16.48s
Aug 31 23:39:44.868 INFO kablam! su: No module specific data is present
Aug 31 23:39:45.346 INFO running `"docker" "rm" "-f" "6c0ac49312bb52f5903826f6e1a27b7f68e510b7841893392d0c1f57e4e69a29"`
Aug 31 23:39:45.474 INFO blam! 6c0ac49312bb52f5903826f6e1a27b7f68e510b7841893392d0c1f57e4e69a29