Sep 10 04:26:21.401 INFO checking devcat-studio/kailua against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090 Sep 10 04:26:21.401 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets Sep 10 04:26:21.401 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"` Sep 10 04:26:21.595 INFO blam! aa2fe63e3d4392b92b72d1abde7b1d3f5ba869415fcb9385869dab586b8108a6 Sep 10 04:26:21.598 INFO running `"docker" "start" "-a" "aa2fe63e3d4392b92b72d1abde7b1d3f5ba869415fcb9385869dab586b8108a6"` Sep 10 04:26:22.589 INFO kablam! usermod: no changes Sep 10 04:26:22.814 INFO kablam! Checking kailua_env v1.0.4 (file:///source/kailua_env) Sep 10 04:26:22.814 INFO kablam! Checking stable_deref_trait v1.0.0 Sep 10 04:26:22.822 INFO kablam! Checking smallvec v0.4.1 Sep 10 04:26:22.830 INFO kablam! Checking parse-generics-shim v0.1.1 Sep 10 04:26:22.830 INFO kablam! Checking atomic v0.3.4 Sep 10 04:26:22.850 INFO kablam! Checking take_mut v0.1.3 Sep 10 04:26:22.850 INFO kablam! Checking owning_ref v0.2.4 Sep 10 04:26:23.367 INFO kablam! Checking memchr v1.0.1 Sep 10 04:26:23.455 INFO kablam! Checking thread-id v3.2.0 Sep 10 04:26:23.455 INFO kablam! Checking term_size v0.3.0 Sep 10 04:26:23.654 INFO kablam! Checking atty v0.2.2 Sep 10 04:26:23.683 INFO kablam! Checking tokio-timer v0.1.2 Sep 10 04:26:23.926 INFO kablam! Checking owning_ref v0.3.3 Sep 10 04:26:24.210 INFO kablam! Checking textwrap v0.6.0 Sep 10 04:26:24.522 INFO kablam! Compiling serde_derive v1.0.10 Sep 10 04:26:24.770 INFO kablam! Checking aho-corasick v0.6.3 Sep 10 04:26:24.886 INFO kablam! Checking clap v2.25.0 Sep 10 04:26:25.062 INFO kablam! Checking kailua_diag v1.0.4 (file:///source/kailua_diag) Sep 10 04:26:25.171 INFO kablam! Checking parking_lot_core v0.2.2 Sep 10 04:26:26.814 INFO kablam! Checking regex v0.2.2 Sep 10 04:26:27.178 INFO kablam! Checking parking_lot v0.4.4 Sep 10 04:26:27.413 INFO kablam! Checking kailua_syntax v1.1.0 (file:///source/kailua_syntax) Sep 10 04:26:35.534 INFO kablam! Checking env_logger v0.4.3 Sep 10 04:26:39.120 INFO kablam! Checking kailua_langsvr_protocol v1.0.5 (file:///source/kailua_langsvr_protocol) Sep 10 04:26:41.702 INFO kablam! Checking kailua_types v1.1.0 (file:///source/kailua_types) Sep 10 04:26:47.595 INFO kablam! warning: unused macro definition Sep 10 04:26:47.595 INFO kablam! --> kailua_types/src/ty/value.rs:1875:5 Sep 10 04:26:47.595 INFO kablam! | Sep 10 04:26:47.595 INFO kablam! 1875 | / macro_rules! hash { Sep 10 04:26:47.595 INFO kablam! 1876 | | ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*]) Sep 10 04:26:47.595 INFO kablam! 1877 | | } Sep 10 04:26:47.595 INFO kablam! | |_____^ Sep 10 04:26:47.597 INFO kablam! | Sep 10 04:26:47.597 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 10 04:26:47.597 INFO kablam! Sep 10 04:26:50.434 INFO kablam! Checking kailua_test v1.0.4 (file:///source/kailua_test) Sep 10 04:26:52.225 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:26:52.225 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:52.225 INFO kablam! | Sep 10 04:26:52.225 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:52.225 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:52.230 INFO kablam! | Sep 10 04:26:52.230 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:26:52.230 INFO kablam! Sep 10 04:26:52.617 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:26:52.617 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:52.617 INFO kablam! | Sep 10 04:26:52.617 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:52.617 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:52.626 INFO kablam! | Sep 10 04:26:52.626 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:26:52.626 INFO kablam! Sep 10 04:26:53.721 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:26:53.721 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:53.721 INFO kablam! | Sep 10 04:26:53.721 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:53.721 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:53.754 INFO kablam! | Sep 10 04:26:53.754 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:26:53.755 INFO kablam! Sep 10 04:26:54.575 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:26:54.575 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:54.575 INFO kablam! | Sep 10 04:26:54.575 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:54.575 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:54.586 INFO kablam! | Sep 10 04:26:54.586 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:26:54.587 INFO kablam! Sep 10 04:26:57.562 INFO kablam! warning: variable does not need to be mutable Sep 10 04:26:57.562 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 10 04:26:57.562 INFO kablam! | Sep 10 04:26:57.562 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 10 04:26:57.562 INFO kablam! | ----^^^^^ Sep 10 04:26:57.562 INFO kablam! | | Sep 10 04:26:57.562 INFO kablam! | help: remove this `mut` Sep 10 04:26:57.582 INFO kablam! | Sep 10 04:26:57.582 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:26:57.582 INFO kablam! Sep 10 04:27:00.465 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:00.465 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 10 04:27:00.465 INFO kablam! | Sep 10 04:27:00.465 INFO kablam! 381 | let mut row = Sep 10 04:27:00.465 INFO kablam! | ----^^^ Sep 10 04:27:00.465 INFO kablam! | | Sep 10 04:27:00.465 INFO kablam! | help: remove this `mut` Sep 10 04:27:00.490 INFO kablam! Sep 10 04:27:00.490 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:00.490 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 10 04:27:00.490 INFO kablam! | Sep 10 04:27:00.490 INFO kablam! 388 | let mut row = Sep 10 04:27:00.490 INFO kablam! | ----^^^ Sep 10 04:27:00.490 INFO kablam! | | Sep 10 04:27:00.490 INFO kablam! | help: remove this `mut` Sep 10 04:27:00.490 INFO kablam! Sep 10 04:27:02.647 INFO kablam! Checking kailua_check v1.1.0 (file:///source/kailua_check) Sep 10 04:27:06.386 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:06.386 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 10 04:27:06.386 INFO kablam! | Sep 10 04:27:06.386 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 10 04:27:06.386 INFO kablam! | ----^^^^^ Sep 10 04:27:06.386 INFO kablam! | | Sep 10 04:27:06.386 INFO kablam! | help: remove this `mut` Sep 10 04:27:06.398 INFO kablam! | Sep 10 04:27:06.398 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:27:06.399 INFO kablam! Sep 10 04:27:10.176 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:27:10.177 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:27:10.177 INFO kablam! | Sep 10 04:27:10.177 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:27:10.177 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:27:10.190 INFO kablam! | Sep 10 04:27:10.190 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:27:10.190 INFO kablam! Sep 10 04:27:10.307 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:27:10.307 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:27:10.307 INFO kablam! | Sep 10 04:27:10.307 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:27:10.307 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:27:10.308 INFO kablam! | Sep 10 04:27:10.308 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:27:10.308 INFO kablam! Sep 10 04:27:11.930 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:11.930 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 10 04:27:11.930 INFO kablam! | Sep 10 04:27:11.930 INFO kablam! 381 | let mut row = Sep 10 04:27:11.930 INFO kablam! | ----^^^ Sep 10 04:27:11.930 INFO kablam! | | Sep 10 04:27:11.930 INFO kablam! | help: remove this `mut` Sep 10 04:27:11.931 INFO kablam! Sep 10 04:27:11.931 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:11.931 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 10 04:27:11.931 INFO kablam! | Sep 10 04:27:11.931 INFO kablam! 388 | let mut row = Sep 10 04:27:11.931 INFO kablam! | ----^^^ Sep 10 04:27:11.931 INFO kablam! | | Sep 10 04:27:11.931 INFO kablam! | help: remove this `mut` Sep 10 04:27:11.932 INFO kablam! Sep 10 04:27:15.136 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:27:15.136 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:27:15.136 INFO kablam! | Sep 10 04:27:15.136 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:27:15.136 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:27:15.137 INFO kablam! | Sep 10 04:27:15.137 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:15.137 INFO kablam! Sep 10 04:27:15.232 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:27:15.232 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:27:15.232 INFO kablam! | Sep 10 04:27:15.232 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:27:15.232 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:27:15.232 INFO kablam! | Sep 10 04:27:15.232 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:15.232 INFO kablam! Sep 10 04:27:15.746 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:15.746 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 10 04:27:15.746 INFO kablam! | Sep 10 04:27:15.746 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 10 04:27:15.746 INFO kablam! | ----^^^ Sep 10 04:27:15.746 INFO kablam! | | Sep 10 04:27:15.746 INFO kablam! | help: remove this `mut` Sep 10 04:27:15.746 INFO kablam! | Sep 10 04:27:15.746 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:27:15.746 INFO kablam! Sep 10 04:27:15.777 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:15.777 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 10 04:27:15.777 INFO kablam! | Sep 10 04:27:15.777 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 10 04:27:15.777 INFO kablam! | ----^^^ Sep 10 04:27:15.777 INFO kablam! | | Sep 10 04:27:15.777 INFO kablam! | help: remove this `mut` Sep 10 04:27:15.777 INFO kablam! Sep 10 04:27:15.846 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:15.846 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 10 04:27:15.846 INFO kablam! | Sep 10 04:27:15.846 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 10 04:27:15.846 INFO kablam! | ----^^^ Sep 10 04:27:15.847 INFO kablam! | | Sep 10 04:27:15.847 INFO kablam! | help: remove this `mut` Sep 10 04:27:15.847 INFO kablam! | Sep 10 04:27:15.847 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:27:15.847 INFO kablam! Sep 10 04:27:15.898 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:15.898 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 10 04:27:15.898 INFO kablam! | Sep 10 04:27:15.898 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 10 04:27:15.898 INFO kablam! | ----^^^ Sep 10 04:27:15.898 INFO kablam! | | Sep 10 04:27:15.898 INFO kablam! | help: remove this `mut` Sep 10 04:27:15.898 INFO kablam! Sep 10 04:27:16.215 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:16.216 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 10 04:27:16.216 INFO kablam! | Sep 10 04:27:16.216 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 10 04:27:16.216 INFO kablam! | ----^^^^^^^ Sep 10 04:27:16.216 INFO kablam! | | Sep 10 04:27:16.216 INFO kablam! | help: remove this `mut` Sep 10 04:27:16.222 INFO kablam! Sep 10 04:27:16.315 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:16.315 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 10 04:27:16.315 INFO kablam! | Sep 10 04:27:16.315 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 10 04:27:16.315 INFO kablam! | ----^^^^^^^ Sep 10 04:27:16.315 INFO kablam! | | Sep 10 04:27:16.315 INFO kablam! | help: remove this `mut` Sep 10 04:27:16.315 INFO kablam! Sep 10 04:27:16.519 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:16.519 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 10 04:27:16.519 INFO kablam! | Sep 10 04:27:16.519 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 10 04:27:16.519 INFO kablam! | ----^^^^^^^ Sep 10 04:27:16.519 INFO kablam! | | Sep 10 04:27:16.519 INFO kablam! | help: remove this `mut` Sep 10 04:27:16.522 INFO kablam! Sep 10 04:27:16.646 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:16.646 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 10 04:27:16.646 INFO kablam! | Sep 10 04:27:16.646 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 10 04:27:16.646 INFO kablam! | ----^^^^^^^ Sep 10 04:27:16.646 INFO kablam! | | Sep 10 04:27:16.646 INFO kablam! | help: remove this `mut` Sep 10 04:27:16.646 INFO kablam! Sep 10 04:27:17.223 INFO kablam! Checking kailua_workspace v1.1.0 (file:///source/kailua_workspace) Sep 10 04:27:18.498 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:18.498 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 10 04:27:18.498 INFO kablam! | Sep 10 04:27:18.498 INFO kablam! 8 | use std::str; Sep 10 04:27:18.498 INFO kablam! | ^^^^^^^^ Sep 10 04:27:18.498 INFO kablam! | Sep 10 04:27:18.498 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:18.498 INFO kablam! Sep 10 04:27:18.545 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:18.545 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 10 04:27:18.545 INFO kablam! | Sep 10 04:27:18.545 INFO kablam! 8 | use std::str; Sep 10 04:27:18.545 INFO kablam! | ^^^^^^^^ Sep 10 04:27:18.554 INFO kablam! | Sep 10 04:27:18.554 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:18.554 INFO kablam! Sep 10 04:27:19.730 INFO kablam! Checking kailua_langsvr v1.1.0 (file:///source/kailua_langsvr) Sep 10 04:27:21.990 INFO kablam! warning: type annotations needed Sep 10 04:27:21.990 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 10 04:27:21.990 INFO kablam! | Sep 10 04:27:21.990 INFO kablam! 97 | (self as *const _).hash(state) Sep 10 04:27:21.990 INFO kablam! | ^^^^ Sep 10 04:27:21.990 INFO kablam! | Sep 10 04:27:21.990 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 10 04:27:21.990 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 10 04:27:21.990 INFO kablam! = note: for more information, see issue #46906 Sep 10 04:27:21.990 INFO kablam! Sep 10 04:27:22.082 INFO kablam! warning: type annotations needed Sep 10 04:27:22.082 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 10 04:27:22.082 INFO kablam! | Sep 10 04:27:22.082 INFO kablam! 97 | (self as *const _).hash(state) Sep 10 04:27:22.082 INFO kablam! | ^^^^ Sep 10 04:27:22.082 INFO kablam! | Sep 10 04:27:22.082 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 10 04:27:22.082 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 10 04:27:22.082 INFO kablam! = note: for more information, see issue #46906 Sep 10 04:27:22.082 INFO kablam! Sep 10 04:27:23.514 INFO kablam! Checking kailua v1.1.0 (file:///source) Sep 10 04:27:24.514 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:24.514 INFO kablam! --> src/main.rs:18:9 Sep 10 04:27:24.514 INFO kablam! | Sep 10 04:27:24.514 INFO kablam! 18 | use std::str; Sep 10 04:27:24.514 INFO kablam! | ^^^^^^^^ Sep 10 04:27:24.514 INFO kablam! | Sep 10 04:27:24.514 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:24.514 INFO kablam! Sep 10 04:27:24.821 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:24.821 INFO kablam! --> src/main.rs:18:9 Sep 10 04:27:24.821 INFO kablam! | Sep 10 04:27:24.821 INFO kablam! 18 | use std::str; Sep 10 04:27:24.821 INFO kablam! | ^^^^^^^^ Sep 10 04:27:24.830 INFO kablam! | Sep 10 04:27:24.830 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:24.830 INFO kablam! Sep 10 04:27:25.126 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1m 02s Sep 10 04:27:25.250 INFO kablam! su: No module specific data is present Sep 10 04:27:26.350 INFO running `"docker" "rm" "-f" "aa2fe63e3d4392b92b72d1abde7b1d3f5ba869415fcb9385869dab586b8108a6"` Sep 10 04:27:26.461 INFO blam! aa2fe63e3d4392b92b72d1abde7b1d3f5ba869415fcb9385869dab586b8108a6