Sep 19 23:26:32.758 INFO checking kailua_check-1.1.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 23:26:32.759 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 23:26:32.759 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 23:26:32.929 INFO blam! a665ccc89cc7fec37eb4082a1465d7d9e03b21309987f0ed243655e2e392ff2b
Sep 19 23:26:32.931 INFO running `"docker" "start" "-a" "a665ccc89cc7fec37eb4082a1465d7d9e03b21309987f0ed243655e2e392ff2b"`
Sep 19 23:26:33.708 INFO kablam! usermod: no changes
Sep 19 23:26:33.897 INFO kablam!     Checking kailua_test v1.0.4
Sep 19 23:26:33.897 INFO kablam!     Checking kailua_check v1.1.0 (/source)
Sep 19 23:26:35.511 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Sep 19 23:26:35.511 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:35.511 INFO kablam!   |
Sep 19 23:26:35.511 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:35.511 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:35.511 INFO kablam!   |
Sep 19 23:26:35.511 INFO kablam!   = note: #[warn(deprecated)] on by default
Sep 19 23:26:35.511 INFO kablam! 
Sep 19 23:26:36.633 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Sep 19 23:26:36.633 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:36.633 INFO kablam!   |
Sep 19 23:26:36.633 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:36.633 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:36.633 INFO kablam!   |
Sep 19 23:26:36.633 INFO kablam!   = note: #[warn(deprecated)] on by default
Sep 19 23:26:36.633 INFO kablam! 
Sep 19 23:26:37.263 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Sep 19 23:26:37.263 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:37.263 INFO kablam!   |
Sep 19 23:26:37.263 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:37.263 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:37.263 INFO kablam!   |
Sep 19 23:26:37.263 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:37.263 INFO kablam! 
Sep 19 23:26:37.739 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:37.739 INFO kablam!    --> src/env.rs:974:17
Sep 19 23:26:37.739 INFO kablam!     |
Sep 19 23:26:37.739 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Sep 19 23:26:37.739 INFO kablam!     |                 ----^^^
Sep 19 23:26:37.739 INFO kablam!     |                 |
Sep 19 23:26:37.739 INFO kablam!     |                 help: remove this `mut`
Sep 19 23:26:37.739 INFO kablam!     |
Sep 19 23:26:37.739 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 23:26:37.739 INFO kablam! 
Sep 19 23:26:37.756 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:37.756 INFO kablam!     --> src/env.rs:1194:13
Sep 19 23:26:37.756 INFO kablam!      |
Sep 19 23:26:37.756 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Sep 19 23:26:37.756 INFO kablam!      |             ----^^^
Sep 19 23:26:37.756 INFO kablam!      |             |
Sep 19 23:26:37.756 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:37.756 INFO kablam! 
Sep 19 23:26:38.067 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:38.067 INFO kablam!     --> src/check.rs:1302:13
Sep 19 23:26:38.067 INFO kablam!      |
Sep 19 23:26:38.067 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Sep 19 23:26:38.067 INFO kablam!      |             ----^^^^^^^
Sep 19 23:26:38.067 INFO kablam!      |             |
Sep 19 23:26:38.067 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:38.067 INFO kablam! 
Sep 19 23:26:38.291 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:38.291 INFO kablam!     --> src/check.rs:2882:17
Sep 19 23:26:38.291 INFO kablam!      |
Sep 19 23:26:38.291 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Sep 19 23:26:38.291 INFO kablam!      |                 ----^^^^^^^
Sep 19 23:26:38.291 INFO kablam!      |                 |
Sep 19 23:26:38.291 INFO kablam!      |                 help: remove this `mut`
Sep 19 23:26:38.291 INFO kablam! 
Sep 19 23:26:38.426 INFO kablam! warning: unused import: `std::ascii::AsciiExt`
Sep 19 23:26:38.426 INFO kablam!  --> src/options.rs:4:5
Sep 19 23:26:38.426 INFO kablam!   |
Sep 19 23:26:38.426 INFO kablam! 4 | use std::ascii::AsciiExt;
Sep 19 23:26:38.426 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^^
Sep 19 23:26:38.426 INFO kablam!   |
Sep 19 23:26:38.426 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:38.426 INFO kablam! 
Sep 19 23:26:38.991 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:38.991 INFO kablam!    --> src/env.rs:974:17
Sep 19 23:26:38.991 INFO kablam!     |
Sep 19 23:26:38.991 INFO kablam! 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Sep 19 23:26:38.991 INFO kablam!     |                 ----^^^
Sep 19 23:26:38.991 INFO kablam!     |                 |
Sep 19 23:26:38.991 INFO kablam!     |                 help: remove this `mut`
Sep 19 23:26:38.991 INFO kablam!     |
Sep 19 23:26:38.991 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 23:26:38.991 INFO kablam! 
Sep 19 23:26:39.074 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:39.075 INFO kablam!     --> src/env.rs:1194:13
Sep 19 23:26:39.075 INFO kablam!      |
Sep 19 23:26:39.075 INFO kablam! 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Sep 19 23:26:39.075 INFO kablam!      |             ----^^^
Sep 19 23:26:39.075 INFO kablam!      |             |
Sep 19 23:26:39.075 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:39.075 INFO kablam! 
Sep 19 23:26:39.766 INFO kablam! warning: unused import: `std::str`
Sep 19 23:26:39.767 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Sep 19 23:26:39.767 INFO kablam!   |
Sep 19 23:26:39.767 INFO kablam! 8 | use std::str;
Sep 19 23:26:39.767 INFO kablam!   |     ^^^^^^^^
Sep 19 23:26:39.775 INFO kablam!   |
Sep 19 23:26:39.775 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:39.775 INFO kablam! 
Sep 19 23:26:39.791 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:39.791 INFO kablam!     --> src/check.rs:1302:13
Sep 19 23:26:39.791 INFO kablam!      |
Sep 19 23:26:39.791 INFO kablam! 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Sep 19 23:26:39.791 INFO kablam!      |             ----^^^^^^^
Sep 19 23:26:39.791 INFO kablam!      |             |
Sep 19 23:26:39.791 INFO kablam!      |             help: remove this `mut`
Sep 19 23:26:39.791 INFO kablam! 
Sep 19 23:26:40.239 INFO kablam! warning: unused import: `std::str`
Sep 19 23:26:40.239 INFO kablam!  --> src/bin/kailua-check.rs:8:5
Sep 19 23:26:40.239 INFO kablam!   |
Sep 19 23:26:40.239 INFO kablam! 8 | use std::str;
Sep 19 23:26:40.239 INFO kablam!   |     ^^^^^^^^
Sep 19 23:26:40.239 INFO kablam!   |
Sep 19 23:26:40.240 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 19 23:26:40.240 INFO kablam! 
Sep 19 23:26:40.319 INFO kablam! warning: variable does not need to be mutable
Sep 19 23:26:40.319 INFO kablam!     --> src/check.rs:2882:17
Sep 19 23:26:40.319 INFO kablam!      |
Sep 19 23:26:40.319 INFO kablam! 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Sep 19 23:26:40.319 INFO kablam!      |                 ----^^^^^^^
Sep 19 23:26:40.319 INFO kablam!      |                 |
Sep 19 23:26:40.319 INFO kablam!      |                 help: remove this `mut`
Sep 19 23:26:40.319 INFO kablam! 
Sep 19 23:26:40.858 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.11s
Sep 19 23:26:40.868 INFO kablam! su: No module specific data is present
Sep 19 23:26:41.925 INFO running `"docker" "rm" "-f" "a665ccc89cc7fec37eb4082a1465d7d9e03b21309987f0ed243655e2e392ff2b"`
Sep 19 23:26:42.171 INFO blam! a665ccc89cc7fec37eb4082a1465d7d9e03b21309987f0ed243655e2e392ff2b