Sep 10 04:26:17.898 INFO checking devcat-studio/kailua against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090 Sep 10 04:26:17.898 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets Sep 10 04:26:17.899 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"` Sep 10 04:26:18.134 INFO blam! 4292ae32a1aed92d1f7ba4b59879f1954c209eb6d4a3fb9ed938d042c33068b3 Sep 10 04:26:18.136 INFO running `"docker" "start" "-a" "4292ae32a1aed92d1f7ba4b59879f1954c209eb6d4a3fb9ed938d042c33068b3"` Sep 10 04:26:18.947 INFO kablam! usermod: no changes Sep 10 04:26:19.142 INFO kablam! Checking parse-generics-shim v0.1.1 Sep 10 04:26:19.142 INFO kablam! Checking smallvec v0.4.1 Sep 10 04:26:19.142 INFO kablam! Checking kailua_env v1.0.4 (file:///source/kailua_env) Sep 10 04:26:19.142 INFO kablam! Checking atomic v0.3.4 Sep 10 04:26:19.171 INFO kablam! Checking take_mut v0.1.3 Sep 10 04:26:19.173 INFO kablam! Checking owning_ref v0.2.4 Sep 10 04:26:19.175 INFO kablam! Checking memchr v1.0.1 Sep 10 04:26:19.672 INFO kablam! Checking thread-id v3.2.0 Sep 10 04:26:19.708 INFO kablam! Checking term_size v0.3.0 Sep 10 04:26:19.923 INFO kablam! Checking atty v0.2.2 Sep 10 04:26:20.052 INFO kablam! Checking tokio-timer v0.1.2 Sep 10 04:26:20.054 INFO kablam! Checking aho-corasick v0.6.3 Sep 10 04:26:20.196 INFO kablam! Checking textwrap v0.6.0 Sep 10 04:26:20.206 INFO kablam! Compiling serde_derive_internals v0.15.1 Sep 10 04:26:20.256 INFO kablam! Checking parking_lot_core v0.2.2 Sep 10 04:26:20.962 INFO kablam! Checking clap v2.25.0 Sep 10 04:26:21.018 INFO kablam! Checking kailua_diag v1.0.4 (file:///source/kailua_diag) Sep 10 04:26:21.281 INFO kablam! Checking regex v0.2.2 Sep 10 04:26:21.566 INFO kablam! Checking parking_lot v0.4.4 Sep 10 04:26:22.022 INFO kablam! Checking kailua_syntax v1.1.0 (file:///source/kailua_syntax) Sep 10 04:26:25.009 INFO kablam! Compiling serde_derive v1.0.10 Sep 10 04:26:28.098 INFO kablam! Checking env_logger v0.4.3 Sep 10 04:26:30.908 INFO kablam! Checking kailua_types v1.1.0 (file:///source/kailua_types) Sep 10 04:26:37.393 INFO kablam! warning: unused macro definition Sep 10 04:26:37.393 INFO kablam! --> kailua_types/src/ty/value.rs:1875:5 Sep 10 04:26:37.393 INFO kablam! | Sep 10 04:26:37.393 INFO kablam! 1875 | / macro_rules! hash { Sep 10 04:26:37.393 INFO kablam! 1876 | | ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*]) Sep 10 04:26:37.393 INFO kablam! 1877 | | } Sep 10 04:26:37.393 INFO kablam! | |_____^ Sep 10 04:26:37.393 INFO kablam! | Sep 10 04:26:37.393 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 10 04:26:37.393 INFO kablam! Sep 10 04:26:37.499 INFO kablam! Checking kailua_langsvr_protocol v1.0.5 (file:///source/kailua_langsvr_protocol) Sep 10 04:26:42.487 INFO kablam! Checking kailua_test v1.0.4 (file:///source/kailua_test) Sep 10 04:26:44.352 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:26:44.352 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:44.352 INFO kablam! | Sep 10 04:26:44.352 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:44.352 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:44.362 INFO kablam! | Sep 10 04:26:44.362 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:26:44.363 INFO kablam! Sep 10 04:26:44.439 INFO kablam! warning: variable does not need to be mutable Sep 10 04:26:44.439 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 10 04:26:44.439 INFO kablam! | Sep 10 04:26:44.439 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 10 04:26:44.439 INFO kablam! | ----^^^^^ Sep 10 04:26:44.439 INFO kablam! | | Sep 10 04:26:44.439 INFO kablam! | help: remove this `mut` Sep 10 04:26:44.439 INFO kablam! | Sep 10 04:26:44.439 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:26:44.439 INFO kablam! Sep 10 04:26:44.488 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:26:44.488 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:44.488 INFO kablam! | Sep 10 04:26:44.488 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:44.488 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:44.488 INFO kablam! | Sep 10 04:26:44.488 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:26:44.488 INFO kablam! Sep 10 04:26:45.791 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:26:45.791 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:45.791 INFO kablam! | Sep 10 04:26:45.791 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:45.791 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:45.798 INFO kablam! | Sep 10 04:26:45.798 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:26:45.799 INFO kablam! Sep 10 04:26:46.435 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:26:46.435 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 10 04:26:46.435 INFO kablam! | Sep 10 04:26:46.435 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 10 04:26:46.435 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:46.457 INFO kablam! | Sep 10 04:26:46.457 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:26:46.457 INFO kablam! Sep 10 04:26:48.067 INFO kablam! warning: variable does not need to be mutable Sep 10 04:26:48.067 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 10 04:26:48.067 INFO kablam! | Sep 10 04:26:48.067 INFO kablam! 381 | let mut row = Sep 10 04:26:48.067 INFO kablam! | ----^^^ Sep 10 04:26:48.067 INFO kablam! | | Sep 10 04:26:48.067 INFO kablam! | help: remove this `mut` Sep 10 04:26:48.074 INFO kablam! Sep 10 04:26:48.074 INFO kablam! warning: variable does not need to be mutable Sep 10 04:26:48.074 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 10 04:26:48.074 INFO kablam! | Sep 10 04:26:48.074 INFO kablam! 388 | let mut row = Sep 10 04:26:48.074 INFO kablam! | ----^^^ Sep 10 04:26:48.074 INFO kablam! | | Sep 10 04:26:48.074 INFO kablam! | help: remove this `mut` Sep 10 04:26:48.074 INFO kablam! Sep 10 04:26:50.443 INFO kablam! Checking kailua_check v1.1.0 (file:///source/kailua_check) Sep 10 04:26:55.302 INFO kablam! warning: variable does not need to be mutable Sep 10 04:26:55.302 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 10 04:26:55.303 INFO kablam! | Sep 10 04:26:55.303 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 10 04:26:55.303 INFO kablam! | ----^^^^^ Sep 10 04:26:55.303 INFO kablam! | | Sep 10 04:26:55.303 INFO kablam! | help: remove this `mut` Sep 10 04:26:55.330 INFO kablam! | Sep 10 04:26:55.330 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:26:55.330 INFO kablam! Sep 10 04:26:57.620 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:26:57.620 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:26:57.620 INFO kablam! | Sep 10 04:26:57.620 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:26:57.620 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:57.630 INFO kablam! | Sep 10 04:26:57.630 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:26:57.630 INFO kablam! Sep 10 04:26:57.701 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 10 04:26:57.701 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:26:57.701 INFO kablam! | Sep 10 04:26:57.701 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:26:57.701 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:26:57.718 INFO kablam! | Sep 10 04:26:57.718 INFO kablam! = note: #[warn(deprecated)] on by default Sep 10 04:26:57.718 INFO kablam! Sep 10 04:27:01.069 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:01.069 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 10 04:27:01.069 INFO kablam! | Sep 10 04:27:01.069 INFO kablam! 381 | let mut row = Sep 10 04:27:01.069 INFO kablam! | ----^^^ Sep 10 04:27:01.069 INFO kablam! | | Sep 10 04:27:01.069 INFO kablam! | help: remove this `mut` Sep 10 04:27:01.069 INFO kablam! Sep 10 04:27:01.069 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:01.069 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 10 04:27:01.069 INFO kablam! | Sep 10 04:27:01.069 INFO kablam! 388 | let mut row = Sep 10 04:27:01.069 INFO kablam! | ----^^^ Sep 10 04:27:01.069 INFO kablam! | | Sep 10 04:27:01.069 INFO kablam! | help: remove this `mut` Sep 10 04:27:01.086 INFO kablam! Sep 10 04:27:05.198 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:27:05.198 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:27:05.198 INFO kablam! | Sep 10 04:27:05.198 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:27:05.198 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:27:05.210 INFO kablam! | Sep 10 04:27:05.210 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:05.210 INFO kablam! Sep 10 04:27:05.255 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 10 04:27:05.255 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 10 04:27:05.255 INFO kablam! | Sep 10 04:27:05.255 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 10 04:27:05.255 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 10 04:27:05.255 INFO kablam! | Sep 10 04:27:05.255 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:05.255 INFO kablam! Sep 10 04:27:06.752 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:06.752 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 10 04:27:06.752 INFO kablam! | Sep 10 04:27:06.752 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 10 04:27:06.752 INFO kablam! | ----^^^ Sep 10 04:27:06.752 INFO kablam! | | Sep 10 04:27:06.752 INFO kablam! | help: remove this `mut` Sep 10 04:27:06.758 INFO kablam! | Sep 10 04:27:06.758 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:27:06.758 INFO kablam! Sep 10 04:27:06.797 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:06.797 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 10 04:27:06.797 INFO kablam! | Sep 10 04:27:06.797 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 10 04:27:06.797 INFO kablam! | ----^^^ Sep 10 04:27:06.797 INFO kablam! | | Sep 10 04:27:06.797 INFO kablam! | help: remove this `mut` Sep 10 04:27:06.797 INFO kablam! | Sep 10 04:27:06.798 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 10 04:27:06.798 INFO kablam! Sep 10 04:27:06.844 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:06.844 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 10 04:27:06.844 INFO kablam! | Sep 10 04:27:06.844 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 10 04:27:06.844 INFO kablam! | ----^^^ Sep 10 04:27:06.844 INFO kablam! | | Sep 10 04:27:06.844 INFO kablam! | help: remove this `mut` Sep 10 04:27:06.858 INFO kablam! Sep 10 04:27:06.882 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:06.882 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 10 04:27:06.882 INFO kablam! | Sep 10 04:27:06.882 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 10 04:27:06.882 INFO kablam! | ----^^^ Sep 10 04:27:06.882 INFO kablam! | | Sep 10 04:27:06.882 INFO kablam! | help: remove this `mut` Sep 10 04:27:06.882 INFO kablam! Sep 10 04:27:07.729 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:07.729 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 10 04:27:07.729 INFO kablam! | Sep 10 04:27:07.729 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 10 04:27:07.729 INFO kablam! | ----^^^^^^^ Sep 10 04:27:07.729 INFO kablam! | | Sep 10 04:27:07.729 INFO kablam! | help: remove this `mut` Sep 10 04:27:07.734 INFO kablam! Sep 10 04:27:07.757 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:07.757 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 10 04:27:07.757 INFO kablam! | Sep 10 04:27:07.757 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 10 04:27:07.757 INFO kablam! | ----^^^^^^^ Sep 10 04:27:07.757 INFO kablam! | | Sep 10 04:27:07.757 INFO kablam! | help: remove this `mut` Sep 10 04:27:07.757 INFO kablam! Sep 10 04:27:08.336 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:08.336 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 10 04:27:08.336 INFO kablam! | Sep 10 04:27:08.336 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 10 04:27:08.336 INFO kablam! | ----^^^^^^^ Sep 10 04:27:08.336 INFO kablam! | | Sep 10 04:27:08.336 INFO kablam! | help: remove this `mut` Sep 10 04:27:08.339 INFO kablam! Sep 10 04:27:08.368 INFO kablam! warning: variable does not need to be mutable Sep 10 04:27:08.368 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 10 04:27:08.368 INFO kablam! | Sep 10 04:27:08.368 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 10 04:27:08.368 INFO kablam! | ----^^^^^^^ Sep 10 04:27:08.368 INFO kablam! | | Sep 10 04:27:08.368 INFO kablam! | help: remove this `mut` Sep 10 04:27:08.368 INFO kablam! Sep 10 04:27:09.560 INFO kablam! Checking kailua_workspace v1.1.0 (file:///source/kailua_workspace) Sep 10 04:27:11.221 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:11.221 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 10 04:27:11.221 INFO kablam! | Sep 10 04:27:11.221 INFO kablam! 8 | use std::str; Sep 10 04:27:11.221 INFO kablam! | ^^^^^^^^ Sep 10 04:27:11.221 INFO kablam! | Sep 10 04:27:11.221 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:11.221 INFO kablam! Sep 10 04:27:11.338 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:11.338 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 10 04:27:11.338 INFO kablam! | Sep 10 04:27:11.338 INFO kablam! 8 | use std::str; Sep 10 04:27:11.338 INFO kablam! | ^^^^^^^^ Sep 10 04:27:11.338 INFO kablam! | Sep 10 04:27:11.338 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:11.338 INFO kablam! Sep 10 04:27:12.560 INFO kablam! Checking kailua_langsvr v1.1.0 (file:///source/kailua_langsvr) Sep 10 04:27:14.498 INFO kablam! warning: type annotations needed Sep 10 04:27:14.498 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 10 04:27:14.498 INFO kablam! | Sep 10 04:27:14.498 INFO kablam! 97 | (self as *const _).hash(state) Sep 10 04:27:14.498 INFO kablam! | ^^^^ Sep 10 04:27:14.498 INFO kablam! | Sep 10 04:27:14.498 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 10 04:27:14.498 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 04:27:14.498 INFO kablam! = note: for more information, see issue #46906 Sep 10 04:27:14.498 INFO kablam! Sep 10 04:27:14.743 INFO kablam! warning: type annotations needed Sep 10 04:27:14.743 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 10 04:27:14.743 INFO kablam! | Sep 10 04:27:14.743 INFO kablam! 97 | (self as *const _).hash(state) Sep 10 04:27:14.743 INFO kablam! | ^^^^ Sep 10 04:27:14.743 INFO kablam! | Sep 10 04:27:14.743 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 10 04:27:14.743 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 04:27:14.743 INFO kablam! = note: for more information, see issue #46906 Sep 10 04:27:14.743 INFO kablam! Sep 10 04:27:16.751 INFO kablam! Checking kailua v1.1.0 (file:///source) Sep 10 04:27:18.033 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:18.033 INFO kablam! --> src/main.rs:18:9 Sep 10 04:27:18.033 INFO kablam! | Sep 10 04:27:18.033 INFO kablam! 18 | use std::str; Sep 10 04:27:18.033 INFO kablam! | ^^^^^^^^ Sep 10 04:27:18.038 INFO kablam! | Sep 10 04:27:18.038 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:18.038 INFO kablam! Sep 10 04:27:18.066 INFO kablam! warning: unused import: `std::str` Sep 10 04:27:18.066 INFO kablam! --> src/main.rs:18:9 Sep 10 04:27:18.066 INFO kablam! | Sep 10 04:27:18.066 INFO kablam! 18 | use std::str; Sep 10 04:27:18.066 INFO kablam! | ^^^^^^^^ Sep 10 04:27:18.074 INFO kablam! | Sep 10 04:27:18.074 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 10 04:27:18.074 INFO kablam! Sep 10 04:27:18.426 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 59.44s Sep 10 04:27:18.510 INFO kablam! su: No module specific data is present Sep 10 04:27:20.121 INFO running `"docker" "rm" "-f" "4292ae32a1aed92d1f7ba4b59879f1954c209eb6d4a3fb9ed938d042c33068b3"` Sep 10 04:27:20.239 INFO blam! 4292ae32a1aed92d1f7ba4b59879f1954c209eb6d4a3fb9ed938d042c33068b3