Sep 20 22:55:14.476 INFO checking devcat-studio/kailua against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394 Sep 20 22:55:14.476 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets Sep 20 22:55:14.476 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-1/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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 +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"` Sep 20 22:55:14.708 INFO blam! b32c7048c8f6779f27c57f035321bc75fc15020c1a2a86cc6ffd43410ce05033 Sep 20 22:55:14.710 INFO running `"docker" "start" "-a" "b32c7048c8f6779f27c57f035321bc75fc15020c1a2a86cc6ffd43410ce05033"` Sep 20 22:55:16.415 INFO kablam! usermod: no changes Sep 20 22:55:16.678 INFO kablam! Checking kailua_env v1.0.4 (/source/kailua_env) Sep 20 22:55:16.682 INFO kablam! Checking parse-generics-shim v0.1.1 Sep 20 22:55:16.718 INFO kablam! Checking smallvec v0.4.1 Sep 20 22:55:16.718 INFO kablam! Checking take_mut v0.1.3 Sep 20 22:55:16.730 INFO kablam! Checking atomic v0.3.4 Sep 20 22:55:16.778 INFO kablam! Checking serde v1.0.10 Sep 20 22:55:16.802 INFO kablam! Checking owning_ref v0.2.4 Sep 20 22:55:17.518 INFO kablam! Checking rand v0.3.15 Sep 20 22:55:17.743 INFO kablam! Checking thread-id v3.2.0 Sep 20 22:55:18.183 INFO kablam! Checking num_cpus v1.6.2 Sep 20 22:55:18.491 INFO kablam! Checking tokio-timer v0.1.2 Sep 20 22:55:18.497 INFO kablam! Checking env_logger v0.4.3 Sep 20 22:55:19.474 INFO kablam! Compiling serde_derive v1.0.10 Sep 20 22:55:19.496 INFO kablam! Checking futures-cpupool v0.1.5 Sep 20 22:55:20.513 INFO kablam! Checking kailua_diag v1.0.4 (/source/kailua_diag) Sep 20 22:55:22.748 INFO kablam! Checking kailua_syntax v1.1.0 (/source/kailua_syntax) Sep 20 22:55:22.750 INFO kablam! Checking kailua_test v1.0.4 (/source/kailua_test) Sep 20 22:55:23.682 INFO kablam! Checking parking_lot_core v0.2.2 Sep 20 22:55:23.902 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 20 22:55:23.903 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 20 22:55:23.903 INFO kablam! | Sep 20 22:55:23.904 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 20 22:55:23.904 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:23.905 INFO kablam! | Sep 20 22:55:23.905 INFO kablam! = note: #[warn(deprecated)] on by default Sep 20 22:55:23.905 INFO kablam! Sep 20 22:55:24.082 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 20 22:55:24.083 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 20 22:55:24.083 INFO kablam! | Sep 20 22:55:24.083 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 20 22:55:24.084 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:24.084 INFO kablam! | Sep 20 22:55:24.084 INFO kablam! = note: #[warn(deprecated)] on by default Sep 20 22:55:24.085 INFO kablam! Sep 20 22:55:24.990 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 20 22:55:24.991 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 20 22:55:24.991 INFO kablam! | Sep 20 22:55:24.992 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 20 22:55:24.992 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:24.992 INFO kablam! | Sep 20 22:55:24.993 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:55:24.993 INFO kablam! Sep 20 22:55:25.574 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 20 22:55:25.574 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 20 22:55:25.574 INFO kablam! | Sep 20 22:55:25.574 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 20 22:55:25.574 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:25.574 INFO kablam! | Sep 20 22:55:25.574 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:55:25.574 INFO kablam! Sep 20 22:55:25.768 INFO kablam! Checking parking_lot v0.4.4 Sep 20 22:55:34.186 INFO kablam! Checking kailua_types v1.1.0 (/source/kailua_types) Sep 20 22:55:37.562 INFO kablam! warning: unused macro definition Sep 20 22:55:37.563 INFO kablam! --> kailua_types/src/ty/value.rs:1875:5 Sep 20 22:55:37.563 INFO kablam! | Sep 20 22:55:37.563 INFO kablam! 1875 | / macro_rules! hash { Sep 20 22:55:37.564 INFO kablam! 1876 | | ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*]) Sep 20 22:55:37.564 INFO kablam! 1877 | | } Sep 20 22:55:37.564 INFO kablam! | |_____^ Sep 20 22:55:37.565 INFO kablam! | Sep 20 22:55:37.565 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 20 22:55:37.565 INFO kablam! Sep 20 22:55:40.574 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:40.575 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 20 22:55:40.575 INFO kablam! | Sep 20 22:55:40.576 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 20 22:55:40.576 INFO kablam! | ----^^^^^ Sep 20 22:55:40.576 INFO kablam! | | Sep 20 22:55:40.577 INFO kablam! | help: remove this `mut` Sep 20 22:55:40.577 INFO kablam! | Sep 20 22:55:40.578 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 22:55:40.578 INFO kablam! Sep 20 22:55:41.447 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:41.447 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 20 22:55:41.447 INFO kablam! | Sep 20 22:55:41.448 INFO kablam! 381 | let mut row = Sep 20 22:55:41.448 INFO kablam! | ----^^^ Sep 20 22:55:41.449 INFO kablam! | | Sep 20 22:55:41.449 INFO kablam! | help: remove this `mut` Sep 20 22:55:41.449 INFO kablam! Sep 20 22:55:41.450 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:41.450 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 20 22:55:41.450 INFO kablam! | Sep 20 22:55:41.451 INFO kablam! 388 | let mut row = Sep 20 22:55:41.451 INFO kablam! | ----^^^ Sep 20 22:55:41.452 INFO kablam! | | Sep 20 22:55:41.452 INFO kablam! | help: remove this `mut` Sep 20 22:55:41.452 INFO kablam! Sep 20 22:55:42.158 INFO kablam! Checking kailua_check v1.1.0 (/source/kailua_check) Sep 20 22:55:43.131 INFO kablam! Checking serde_json v1.0.2 Sep 20 22:55:43.686 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 20 22:55:43.686 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 20 22:55:43.686 INFO kablam! | Sep 20 22:55:43.686 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 20 22:55:43.686 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:43.686 INFO kablam! | Sep 20 22:55:43.686 INFO kablam! = note: #[warn(deprecated)] on by default Sep 20 22:55:43.686 INFO kablam! Sep 20 22:55:44.223 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 20 22:55:44.223 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 20 22:55:44.223 INFO kablam! | Sep 20 22:55:44.223 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 20 22:55:44.223 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:44.223 INFO kablam! | Sep 20 22:55:44.223 INFO kablam! = note: #[warn(deprecated)] on by default Sep 20 22:55:44.223 INFO kablam! Sep 20 22:55:45.182 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:45.182 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 20 22:55:45.182 INFO kablam! | Sep 20 22:55:45.182 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 20 22:55:45.182 INFO kablam! | ----^^^^^ Sep 20 22:55:45.182 INFO kablam! | | Sep 20 22:55:45.182 INFO kablam! | help: remove this `mut` Sep 20 22:55:45.202 INFO kablam! | Sep 20 22:55:45.202 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 22:55:45.202 INFO kablam! Sep 20 22:55:46.717 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 20 22:55:46.717 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 20 22:55:46.717 INFO kablam! | Sep 20 22:55:46.717 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 20 22:55:46.717 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:46.717 INFO kablam! | Sep 20 22:55:46.717 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:55:46.717 INFO kablam! Sep 20 22:55:47.398 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:47.398 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 20 22:55:47.399 INFO kablam! | Sep 20 22:55:47.399 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 20 22:55:47.399 INFO kablam! | ----^^^ Sep 20 22:55:47.400 INFO kablam! | | Sep 20 22:55:47.400 INFO kablam! | help: remove this `mut` Sep 20 22:55:47.400 INFO kablam! | Sep 20 22:55:47.401 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 22:55:47.401 INFO kablam! Sep 20 22:55:47.443 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:47.443 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 20 22:55:47.443 INFO kablam! | Sep 20 22:55:47.444 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 20 22:55:47.444 INFO kablam! | ----^^^ Sep 20 22:55:47.445 INFO kablam! | | Sep 20 22:55:47.445 INFO kablam! | help: remove this `mut` Sep 20 22:55:47.445 INFO kablam! Sep 20 22:55:48.053 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:48.054 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 20 22:55:48.054 INFO kablam! | Sep 20 22:55:48.054 INFO kablam! 381 | let mut row = Sep 20 22:55:48.054 INFO kablam! | ----^^^ Sep 20 22:55:48.054 INFO kablam! | | Sep 20 22:55:48.054 INFO kablam! | help: remove this `mut` Sep 20 22:55:48.054 INFO kablam! Sep 20 22:55:48.054 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:48.054 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 20 22:55:48.054 INFO kablam! | Sep 20 22:55:48.054 INFO kablam! 388 | let mut row = Sep 20 22:55:48.054 INFO kablam! | ----^^^ Sep 20 22:55:48.054 INFO kablam! | | Sep 20 22:55:48.054 INFO kablam! | help: remove this `mut` Sep 20 22:55:48.054 INFO kablam! Sep 20 22:55:48.086 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:48.087 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 20 22:55:48.087 INFO kablam! | Sep 20 22:55:48.087 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 20 22:55:48.087 INFO kablam! | ----^^^^^^^ Sep 20 22:55:48.087 INFO kablam! | | Sep 20 22:55:48.087 INFO kablam! | help: remove this `mut` Sep 20 22:55:48.087 INFO kablam! Sep 20 22:55:48.239 INFO kablam! Checking kailua_langsvr_protocol v1.0.5 (/source/kailua_langsvr_protocol) Sep 20 22:55:48.585 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 20 22:55:48.585 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 20 22:55:48.585 INFO kablam! | Sep 20 22:55:48.585 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 20 22:55:48.585 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 20 22:55:48.585 INFO kablam! | Sep 20 22:55:48.585 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:55:48.585 INFO kablam! Sep 20 22:55:48.598 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:48.598 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 20 22:55:48.598 INFO kablam! | Sep 20 22:55:48.598 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 20 22:55:48.598 INFO kablam! | ----^^^^^^^ Sep 20 22:55:48.598 INFO kablam! | | Sep 20 22:55:48.598 INFO kablam! | help: remove this `mut` Sep 20 22:55:48.598 INFO kablam! Sep 20 22:55:49.546 INFO kablam! Checking kailua_workspace v1.1.0 (/source/kailua_workspace) Sep 20 22:55:49.563 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:49.563 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 20 22:55:49.563 INFO kablam! | Sep 20 22:55:49.563 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 20 22:55:49.563 INFO kablam! | ----^^^ Sep 20 22:55:49.563 INFO kablam! | | Sep 20 22:55:49.563 INFO kablam! | help: remove this `mut` Sep 20 22:55:49.563 INFO kablam! | Sep 20 22:55:49.563 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 20 22:55:49.563 INFO kablam! Sep 20 22:55:49.626 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:49.626 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 20 22:55:49.626 INFO kablam! | Sep 20 22:55:49.626 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 20 22:55:49.626 INFO kablam! | ----^^^ Sep 20 22:55:49.626 INFO kablam! | | Sep 20 22:55:49.626 INFO kablam! | help: remove this `mut` Sep 20 22:55:49.626 INFO kablam! Sep 20 22:55:51.006 INFO kablam! warning: unused import: `std::str` Sep 20 22:55:51.006 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 20 22:55:51.007 INFO kablam! | Sep 20 22:55:51.007 INFO kablam! 8 | use std::str; Sep 20 22:55:51.007 INFO kablam! | ^^^^^^^^ Sep 20 22:55:51.015 INFO kablam! | Sep 20 22:55:51.015 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:55:51.015 INFO kablam! Sep 20 22:55:51.022 INFO kablam! warning: unused import: `std::str` Sep 20 22:55:51.022 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 20 22:55:51.022 INFO kablam! | Sep 20 22:55:51.022 INFO kablam! 8 | use std::str; Sep 20 22:55:51.022 INFO kablam! | ^^^^^^^^ Sep 20 22:55:51.022 INFO kablam! | Sep 20 22:55:51.022 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:55:51.022 INFO kablam! Sep 20 22:55:51.273 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:51.273 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 20 22:55:51.273 INFO kablam! | Sep 20 22:55:51.273 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 20 22:55:51.273 INFO kablam! | ----^^^^^^^ Sep 20 22:55:51.273 INFO kablam! | | Sep 20 22:55:51.273 INFO kablam! | help: remove this `mut` Sep 20 22:55:51.273 INFO kablam! Sep 20 22:55:52.372 INFO kablam! warning: variable does not need to be mutable Sep 20 22:55:52.373 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 20 22:55:52.373 INFO kablam! | Sep 20 22:55:52.373 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 20 22:55:52.373 INFO kablam! | ----^^^^^^^ Sep 20 22:55:52.373 INFO kablam! | | Sep 20 22:55:52.373 INFO kablam! | help: remove this `mut` Sep 20 22:55:52.374 INFO kablam! Sep 20 22:55:59.479 INFO kablam! Checking kailua_langsvr v1.1.0 (/source/kailua_langsvr) Sep 20 22:56:01.246 INFO kablam! warning: type annotations needed Sep 20 22:56:01.246 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 20 22:56:01.246 INFO kablam! | Sep 20 22:56:01.246 INFO kablam! 97 | (self as *const _).hash(state) Sep 20 22:56:01.254 INFO kablam! | ^^^^ Sep 20 22:56:01.254 INFO kablam! | Sep 20 22:56:01.254 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 20 22:56:01.254 INFO kablam! = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! Sep 20 22:56:01.254 INFO kablam! = note: for more information, see issue #46906 Sep 20 22:56:01.254 INFO kablam! Sep 20 22:56:01.312 INFO kablam! warning: type annotations needed Sep 20 22:56:01.312 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 20 22:56:01.312 INFO kablam! | Sep 20 22:56:01.312 INFO kablam! 97 | (self as *const _).hash(state) Sep 20 22:56:01.312 INFO kablam! | ^^^^ Sep 20 22:56:01.312 INFO kablam! | Sep 20 22:56:01.312 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 20 22:56:01.312 INFO kablam! = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! Sep 20 22:56:01.312 INFO kablam! = note: for more information, see issue #46906 Sep 20 22:56:01.312 INFO kablam! Sep 20 22:56:02.839 INFO kablam! Checking kailua v1.1.0 (/source) Sep 20 22:56:03.947 INFO kablam! warning: unused import: `std::str` Sep 20 22:56:03.947 INFO kablam! --> src/main.rs:18:9 Sep 20 22:56:03.947 INFO kablam! | Sep 20 22:56:03.948 INFO kablam! 18 | use std::str; Sep 20 22:56:03.948 INFO kablam! | ^^^^^^^^ Sep 20 22:56:03.948 INFO kablam! | Sep 20 22:56:03.949 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:56:03.949 INFO kablam! Sep 20 22:56:03.995 INFO kablam! warning: unused import: `std::str` Sep 20 22:56:03.996 INFO kablam! --> src/main.rs:18:9 Sep 20 22:56:03.996 INFO kablam! | Sep 20 22:56:03.996 INFO kablam! 18 | use std::str; Sep 20 22:56:03.996 INFO kablam! | ^^^^^^^^ Sep 20 22:56:03.997 INFO kablam! | Sep 20 22:56:03.997 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 20 22:56:03.997 INFO kablam! Sep 20 22:56:04.282 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 47.83s Sep 20 22:56:04.326 INFO kablam! su: No module specific data is present Sep 20 22:56:05.765 INFO running `"docker" "rm" "-f" "b32c7048c8f6779f27c57f035321bc75fc15020c1a2a86cc6ffd43410ce05033"` Sep 20 22:56:05.881 INFO blam! b32c7048c8f6779f27c57f035321bc75fc15020c1a2a86cc6ffd43410ce05033