Sep 19 13:57:12.661 INFO checking devcat-studio/kailua against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346 Sep 19 13:57:12.661 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets Sep 19 13:57:12.661 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-5/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 13:57:13.159 INFO blam! 6651e2b819e39203a6c26907cdf641ba1b8cec8c6a3427621798bb19f8649f25 Sep 19 13:57:13.161 INFO running `"docker" "start" "-a" "6651e2b819e39203a6c26907cdf641ba1b8cec8c6a3427621798bb19f8649f25"` Sep 19 13:57:15.140 INFO kablam! usermod: no changes Sep 19 13:57:15.353 INFO kablam! Checking kailua_env v1.0.4 (/source/kailua_env) Sep 19 13:57:15.360 INFO kablam! Checking smallvec v0.4.1 Sep 19 13:57:15.362 INFO kablam! Checking parse-generics-shim v0.1.1 Sep 19 13:57:15.362 INFO kablam! Checking atomic v0.3.4 Sep 19 13:57:15.362 INFO kablam! Checking take_mut v0.1.3 Sep 19 13:57:15.373 INFO kablam! Checking owning_ref v0.2.4 Sep 19 13:57:15.376 INFO kablam! Checking memchr v1.0.1 Sep 19 13:57:16.229 INFO kablam! Checking thread-id v3.2.0 Sep 19 13:57:16.393 INFO kablam! Checking term_size v0.3.0 Sep 19 13:57:16.624 INFO kablam! Checking num_cpus v1.6.2 Sep 19 13:57:17.155 INFO kablam! Checking atty v0.2.2 Sep 19 13:57:17.195 INFO kablam! Checking tokio-timer v0.1.2 Sep 19 13:57:17.203 INFO kablam! Checking aho-corasick v0.6.3 Sep 19 13:57:17.347 INFO kablam! Checking textwrap v0.6.0 Sep 19 13:57:17.792 INFO kablam! Checking futures-cpupool v0.1.5 Sep 19 13:57:18.062 INFO kablam! Compiling serde_derive v1.0.10 Sep 19 13:57:18.756 INFO kablam! Checking kailua_diag v1.0.4 (/source/kailua_diag) Sep 19 13:57:18.887 INFO kablam! Checking parking_lot_core v0.2.2 Sep 19 13:57:19.129 INFO kablam! Checking clap v2.25.0 Sep 19 13:57:20.491 INFO kablam! Checking kailua_syntax v1.1.0 (/source/kailua_syntax) Sep 19 13:57:20.587 INFO kablam! Checking parking_lot v0.4.4 Sep 19 13:57:21.144 INFO kablam! Checking regex v0.2.2 Sep 19 13:57:25.311 INFO kablam! Checking env_logger v0.4.3 Sep 19 13:57:34.523 INFO kablam! Checking kailua_types v1.1.0 (/source/kailua_types) Sep 19 13:57:37.213 INFO kablam! Checking kailua_langsvr_protocol v1.0.5 (/source/kailua_langsvr_protocol) Sep 19 13:57:38.438 INFO kablam! warning: unused macro definition Sep 19 13:57:38.438 INFO kablam! --> kailua_types/src/ty/value.rs:1875:5 Sep 19 13:57:38.438 INFO kablam! | Sep 19 13:57:38.438 INFO kablam! 1875 | / macro_rules! hash { Sep 19 13:57:38.438 INFO kablam! 1876 | | ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*]) Sep 19 13:57:38.438 INFO kablam! 1877 | | } Sep 19 13:57:38.438 INFO kablam! | |_____^ Sep 19 13:57:38.438 INFO kablam! | Sep 19 13:57:38.438 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 19 13:57:38.438 INFO kablam! Sep 19 13:57:44.254 INFO kablam! Checking kailua_test v1.0.4 (/source/kailua_test) Sep 19 13:57:45.747 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 19 13:57:45.747 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 19 13:57:45.747 INFO kablam! | Sep 19 13:57:45.748 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 19 13:57:45.748 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:57:45.748 INFO kablam! | Sep 19 13:57:45.748 INFO kablam! = note: #[warn(deprecated)] on by default Sep 19 13:57:45.749 INFO kablam! Sep 19 13:57:45.859 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 19 13:57:45.859 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 19 13:57:45.859 INFO kablam! | Sep 19 13:57:45.859 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 19 13:57:45.859 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:57:45.883 INFO kablam! | Sep 19 13:57:45.883 INFO kablam! = note: #[warn(deprecated)] on by default Sep 19 13:57:45.883 INFO kablam! Sep 19 13:57:47.032 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 19 13:57:47.032 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 19 13:57:47.032 INFO kablam! | Sep 19 13:57:47.032 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 19 13:57:47.032 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:57:47.032 INFO kablam! | Sep 19 13:57:47.032 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:57:47.032 INFO kablam! Sep 19 13:57:47.399 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 19 13:57:47.399 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 19 13:57:47.399 INFO kablam! | Sep 19 13:57:47.399 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 19 13:57:47.399 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:57:47.399 INFO kablam! | Sep 19 13:57:47.399 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:57:47.399 INFO kablam! Sep 19 13:57:49.140 INFO kablam! warning: variable does not need to be mutable Sep 19 13:57:49.140 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 19 13:57:49.140 INFO kablam! | Sep 19 13:57:49.140 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 19 13:57:49.140 INFO kablam! | ----^^^^^ Sep 19 13:57:49.140 INFO kablam! | | Sep 19 13:57:49.140 INFO kablam! | help: remove this `mut` Sep 19 13:57:49.141 INFO kablam! | Sep 19 13:57:49.141 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 19 13:57:49.141 INFO kablam! Sep 19 13:57:52.630 INFO kablam! warning: variable does not need to be mutable Sep 19 13:57:52.630 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 19 13:57:52.631 INFO kablam! | Sep 19 13:57:52.631 INFO kablam! 381 | let mut row = Sep 19 13:57:52.632 INFO kablam! | ----^^^ Sep 19 13:57:52.632 INFO kablam! | | Sep 19 13:57:52.633 INFO kablam! | help: remove this `mut` Sep 19 13:57:52.633 INFO kablam! Sep 19 13:57:52.633 INFO kablam! warning: variable does not need to be mutable Sep 19 13:57:52.634 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 19 13:57:52.634 INFO kablam! | Sep 19 13:57:52.635 INFO kablam! 388 | let mut row = Sep 19 13:57:52.635 INFO kablam! | ----^^^ Sep 19 13:57:52.635 INFO kablam! | | Sep 19 13:57:52.636 INFO kablam! | help: remove this `mut` Sep 19 13:57:52.636 INFO kablam! Sep 19 13:57:54.989 INFO kablam! Checking kailua_check v1.1.0 (/source/kailua_check) Sep 19 13:57:56.067 INFO kablam! warning: variable does not need to be mutable Sep 19 13:57:56.067 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 19 13:57:56.068 INFO kablam! | Sep 19 13:57:56.068 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 19 13:57:56.068 INFO kablam! | ----^^^^^ Sep 19 13:57:56.069 INFO kablam! | | Sep 19 13:57:56.069 INFO kablam! | help: remove this `mut` Sep 19 13:57:56.070 INFO kablam! | Sep 19 13:57:56.070 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 19 13:57:56.070 INFO kablam! Sep 19 13:57:58.183 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 19 13:57:58.183 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 19 13:57:58.184 INFO kablam! | Sep 19 13:57:58.184 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 19 13:57:58.185 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:57:58.186 INFO kablam! | Sep 19 13:57:58.186 INFO kablam! = note: #[warn(deprecated)] on by default Sep 19 13:57:58.186 INFO kablam! Sep 19 13:57:58.351 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 19 13:57:58.351 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 19 13:57:58.352 INFO kablam! | Sep 19 13:57:58.352 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 19 13:57:58.353 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:57:58.353 INFO kablam! | Sep 19 13:57:58.354 INFO kablam! = note: #[warn(deprecated)] on by default Sep 19 13:57:58.354 INFO kablam! Sep 19 13:58:01.578 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:01.578 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 19 13:58:01.578 INFO kablam! | Sep 19 13:58:01.578 INFO kablam! 381 | let mut row = Sep 19 13:58:01.578 INFO kablam! | ----^^^ Sep 19 13:58:01.578 INFO kablam! | | Sep 19 13:58:01.578 INFO kablam! | help: remove this `mut` Sep 19 13:58:01.578 INFO kablam! Sep 19 13:58:01.579 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:01.579 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 19 13:58:01.579 INFO kablam! | Sep 19 13:58:01.579 INFO kablam! 388 | let mut row = Sep 19 13:58:01.579 INFO kablam! | ----^^^ Sep 19 13:58:01.579 INFO kablam! | | Sep 19 13:58:01.579 INFO kablam! | help: remove this `mut` Sep 19 13:58:01.579 INFO kablam! Sep 19 13:58:04.859 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 19 13:58:04.860 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 19 13:58:04.860 INFO kablam! | Sep 19 13:58:04.860 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 19 13:58:04.861 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:58:04.861 INFO kablam! | Sep 19 13:58:04.862 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:58:04.862 INFO kablam! Sep 19 13:58:05.439 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 19 13:58:05.439 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 19 13:58:05.439 INFO kablam! | Sep 19 13:58:05.439 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 19 13:58:05.440 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 19 13:58:05.440 INFO kablam! | Sep 19 13:58:05.440 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:58:05.440 INFO kablam! Sep 19 13:58:05.935 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:05.935 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 19 13:58:05.936 INFO kablam! | Sep 19 13:58:05.936 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 19 13:58:05.937 INFO kablam! | ----^^^ Sep 19 13:58:05.937 INFO kablam! | | Sep 19 13:58:05.937 INFO kablam! | help: remove this `mut` Sep 19 13:58:05.938 INFO kablam! | Sep 19 13:58:05.938 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 19 13:58:05.939 INFO kablam! Sep 19 13:58:05.998 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:05.998 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 19 13:58:05.999 INFO kablam! | Sep 19 13:58:05.999 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 19 13:58:06.000 INFO kablam! | ----^^^ Sep 19 13:58:06.000 INFO kablam! | | Sep 19 13:58:06.001 INFO kablam! | help: remove this `mut` Sep 19 13:58:06.001 INFO kablam! Sep 19 13:58:06.643 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:06.644 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 19 13:58:06.644 INFO kablam! | Sep 19 13:58:06.644 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 19 13:58:06.645 INFO kablam! | ----^^^ Sep 19 13:58:06.645 INFO kablam! | | Sep 19 13:58:06.645 INFO kablam! | help: remove this `mut` Sep 19 13:58:06.646 INFO kablam! | Sep 19 13:58:06.646 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 19 13:58:06.647 INFO kablam! Sep 19 13:58:06.715 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:06.715 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 19 13:58:06.716 INFO kablam! | Sep 19 13:58:06.716 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 19 13:58:06.716 INFO kablam! | ----^^^ Sep 19 13:58:06.717 INFO kablam! | | Sep 19 13:58:06.717 INFO kablam! | help: remove this `mut` Sep 19 13:58:06.717 INFO kablam! Sep 19 13:58:06.813 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:06.813 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 19 13:58:06.814 INFO kablam! | Sep 19 13:58:06.814 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 19 13:58:06.814 INFO kablam! | ----^^^^^^^ Sep 19 13:58:06.815 INFO kablam! | | Sep 19 13:58:06.815 INFO kablam! | help: remove this `mut` Sep 19 13:58:06.815 INFO kablam! Sep 19 13:58:07.268 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:07.268 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 19 13:58:07.268 INFO kablam! | Sep 19 13:58:07.268 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 19 13:58:07.268 INFO kablam! | ----^^^^^^^ Sep 19 13:58:07.268 INFO kablam! | | Sep 19 13:58:07.268 INFO kablam! | help: remove this `mut` Sep 19 13:58:07.268 INFO kablam! Sep 19 13:58:07.375 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:07.375 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 19 13:58:07.375 INFO kablam! | Sep 19 13:58:07.375 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 19 13:58:07.375 INFO kablam! | ----^^^^^^^ Sep 19 13:58:07.375 INFO kablam! | | Sep 19 13:58:07.375 INFO kablam! | help: remove this `mut` Sep 19 13:58:07.375 INFO kablam! Sep 19 13:58:07.843 INFO kablam! warning: variable does not need to be mutable Sep 19 13:58:07.843 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 19 13:58:07.844 INFO kablam! | Sep 19 13:58:07.844 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 19 13:58:07.844 INFO kablam! | ----^^^^^^^ Sep 19 13:58:07.845 INFO kablam! | | Sep 19 13:58:07.845 INFO kablam! | help: remove this `mut` Sep 19 13:58:07.845 INFO kablam! Sep 19 13:58:08.140 INFO kablam! Checking kailua_workspace v1.1.0 (/source/kailua_workspace) Sep 19 13:58:09.663 INFO kablam! warning: unused import: `std::str` Sep 19 13:58:09.663 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 19 13:58:09.663 INFO kablam! | Sep 19 13:58:09.663 INFO kablam! 8 | use std::str; Sep 19 13:58:09.663 INFO kablam! | ^^^^^^^^ Sep 19 13:58:09.687 INFO kablam! | Sep 19 13:58:09.687 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:58:09.687 INFO kablam! Sep 19 13:58:09.855 INFO kablam! warning: unused import: `std::str` Sep 19 13:58:09.855 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 19 13:58:09.855 INFO kablam! | Sep 19 13:58:09.856 INFO kablam! 8 | use std::str; Sep 19 13:58:09.856 INFO kablam! | ^^^^^^^^ Sep 19 13:58:09.856 INFO kablam! | Sep 19 13:58:09.856 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:58:09.857 INFO kablam! Sep 19 13:58:10.942 INFO kablam! Checking kailua_langsvr v1.1.0 (/source/kailua_langsvr) Sep 19 13:58:12.706 INFO kablam! warning: type annotations needed Sep 19 13:58:12.706 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 19 13:58:12.706 INFO kablam! | Sep 19 13:58:12.706 INFO kablam! 97 | (self as *const _).hash(state) Sep 19 13:58:12.706 INFO kablam! | ^^^^ Sep 19 13:58:12.706 INFO kablam! | Sep 19 13:58:12.707 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 19 13:58:12.707 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 19 13:58:12.707 INFO kablam! = note: for more information, see issue #46906 Sep 19 13:58:12.707 INFO kablam! Sep 19 13:58:12.856 INFO kablam! warning: type annotations needed Sep 19 13:58:12.857 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 19 13:58:12.857 INFO kablam! | Sep 19 13:58:12.858 INFO kablam! 97 | (self as *const _).hash(state) Sep 19 13:58:12.858 INFO kablam! | ^^^^ Sep 19 13:58:12.858 INFO kablam! | Sep 19 13:58:12.859 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 19 13:58:12.859 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 19 13:58:12.859 INFO kablam! = note: for more information, see issue #46906 Sep 19 13:58:12.860 INFO kablam! Sep 19 13:58:14.448 INFO kablam! Checking kailua v1.1.0 (/source) Sep 19 13:58:15.343 INFO kablam! warning: unused import: `std::str` Sep 19 13:58:15.343 INFO kablam! --> src/main.rs:18:9 Sep 19 13:58:15.344 INFO kablam! | Sep 19 13:58:15.344 INFO kablam! 18 | use std::str; Sep 19 13:58:15.344 INFO kablam! | ^^^^^^^^ Sep 19 13:58:15.344 INFO kablam! | Sep 19 13:58:15.345 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:58:15.345 INFO kablam! Sep 19 13:58:15.579 INFO kablam! warning: unused import: `std::str` Sep 19 13:58:15.579 INFO kablam! --> src/main.rs:18:9 Sep 19 13:58:15.579 INFO kablam! | Sep 19 13:58:15.579 INFO kablam! 18 | use std::str; Sep 19 13:58:15.579 INFO kablam! | ^^^^^^^^ Sep 19 13:58:15.580 INFO kablam! | Sep 19 13:58:15.580 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 19 13:58:15.580 INFO kablam! Sep 19 13:58:15.864 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 1m 00s Sep 19 13:58:15.915 INFO kablam! su: No module specific data is present Sep 19 13:58:17.679 INFO running `"docker" "rm" "-f" "6651e2b819e39203a6c26907cdf641ba1b8cec8c6a3427621798bb19f8649f25"` Sep 19 13:58:17.975 INFO blam! 6651e2b819e39203a6c26907cdf641ba1b8cec8c6a3427621798bb19f8649f25