Sep 03 19:06:41.703 INFO checking devcat-studio/kailua against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893 Sep 03 19:06:41.703 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets Sep 03 19:06:41.703 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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=500" "-e" "CMD=cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"` Sep 03 19:06:41.943 INFO blam! d09cbb6200df10de4b5376f28e5d6c8f569562899f5d5cd9e57d41bd557c1121 Sep 03 19:06:41.945 INFO running `"docker" "start" "-a" "d09cbb6200df10de4b5376f28e5d6c8f569562899f5d5cd9e57d41bd557c1121"` Sep 03 19:06:42.978 INFO kablam! Checking kailua_env v1.0.4 (file:///source/kailua_env) Sep 03 19:06:42.979 INFO kablam! Checking smallvec v0.4.1 Sep 03 19:06:42.985 INFO kablam! Checking parse-generics-shim v0.1.1 Sep 03 19:06:42.986 INFO kablam! Checking atomic v0.3.4 Sep 03 19:06:42.986 INFO kablam! Checking take_mut v0.1.3 Sep 03 19:06:42.999 INFO kablam! Checking owning_ref v0.2.4 Sep 03 19:06:43.003 INFO kablam! Checking thread-id v3.2.0 Sep 03 19:06:43.915 INFO kablam! Checking term_size v0.3.0 Sep 03 19:06:43.939 INFO kablam! Checking num_cpus v1.6.2 Sep 03 19:06:44.011 INFO kablam! Checking atty v0.2.2 Sep 03 19:06:44.920 INFO kablam! Checking serde_json v1.0.2 Sep 03 19:06:45.029 INFO kablam! Checking tokio-timer v0.1.2 Sep 03 19:06:45.051 INFO kablam! Checking textwrap v0.6.0 Sep 03 19:06:45.382 INFO kablam! Checking env_logger v0.4.3 Sep 03 19:06:45.801 INFO kablam! Compiling serde_derive v1.0.10 Sep 03 19:06:46.569 INFO kablam! Checking futures-cpupool v0.1.5 Sep 03 19:06:46.643 INFO kablam! Checking parking_lot_core v0.2.2 Sep 03 19:06:46.967 INFO kablam! Checking clap v2.25.0 Sep 03 19:06:47.134 INFO kablam! Checking kailua_diag v1.0.4 (file:///source/kailua_diag) Sep 03 19:06:49.115 INFO kablam! Checking parking_lot v0.4.4 Sep 03 19:06:50.586 INFO kablam! Checking kailua_syntax v1.1.0 (file:///source/kailua_syntax) Sep 03 19:07:00.967 INFO kablam! Checking kailua_types v1.1.0 (file:///source/kailua_types) Sep 03 19:07:01.401 INFO kablam! Checking kailua_langsvr_protocol v1.0.5 (file:///source/kailua_langsvr_protocol) Sep 03 19:07:03.468 INFO kablam! warning: unused macro definition Sep 03 19:07:03.468 INFO kablam! --> kailua_types/src/ty/value.rs:1875:5 Sep 03 19:07:03.468 INFO kablam! | Sep 03 19:07:03.468 INFO kablam! 1875 | / macro_rules! hash { Sep 03 19:07:03.468 INFO kablam! 1876 | | ($($k:ident = $v:expr),*) => (vec![$((s(stringify!($k)), $v)),*]) Sep 03 19:07:03.468 INFO kablam! 1877 | | } Sep 03 19:07:03.468 INFO kablam! | |_____^ Sep 03 19:07:03.468 INFO kablam! | Sep 03 19:07:03.468 INFO kablam! = note: #[warn(unused_macros)] on by default Sep 03 19:07:03.468 INFO kablam! Sep 03 19:07:07.497 INFO kablam! Checking kailua_test v1.0.4 (file:///source/kailua_test) Sep 03 19:07:08.909 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 03 19:07:08.909 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 03 19:07:08.909 INFO kablam! | Sep 03 19:07:08.909 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 03 19:07:08.909 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:08.922 INFO kablam! | Sep 03 19:07:08.922 INFO kablam! = note: #[warn(deprecated)] on by default Sep 03 19:07:08.922 INFO kablam! Sep 03 19:07:09.128 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 03 19:07:09.128 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 03 19:07:09.128 INFO kablam! | Sep 03 19:07:09.128 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 03 19:07:09.128 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:09.134 INFO kablam! | Sep 03 19:07:09.138 INFO kablam! = note: #[warn(deprecated)] on by default Sep 03 19:07:09.138 INFO kablam! Sep 03 19:07:10.341 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 03 19:07:10.342 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 03 19:07:10.342 INFO kablam! | Sep 03 19:07:10.342 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 03 19:07:10.342 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:10.342 INFO kablam! | Sep 03 19:07:10.342 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:10.342 INFO kablam! Sep 03 19:07:10.699 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 03 19:07:10.699 INFO kablam! --> kailua_test/src/lib.rs:159:5 Sep 03 19:07:10.699 INFO kablam! | Sep 03 19:07:10.699 INFO kablam! 159 | use std::ascii::AsciiExt; Sep 03 19:07:10.699 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:10.699 INFO kablam! | Sep 03 19:07:10.700 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:10.700 INFO kablam! Sep 03 19:07:11.831 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:11.831 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 03 19:07:11.831 INFO kablam! | Sep 03 19:07:11.831 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 03 19:07:11.831 INFO kablam! | ----^^^^^ Sep 03 19:07:11.831 INFO kablam! | | Sep 03 19:07:11.831 INFO kablam! | help: remove this `mut` Sep 03 19:07:11.846 INFO kablam! | Sep 03 19:07:11.847 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 03 19:07:11.847 INFO kablam! Sep 03 19:07:15.155 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:15.155 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 03 19:07:15.155 INFO kablam! | Sep 03 19:07:15.155 INFO kablam! 381 | let mut row = Sep 03 19:07:15.156 INFO kablam! | ----^^^ Sep 03 19:07:15.156 INFO kablam! | | Sep 03 19:07:15.156 INFO kablam! | help: remove this `mut` Sep 03 19:07:15.156 INFO kablam! Sep 03 19:07:15.157 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:15.157 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 03 19:07:15.157 INFO kablam! | Sep 03 19:07:15.157 INFO kablam! 388 | let mut row = Sep 03 19:07:15.157 INFO kablam! | ----^^^ Sep 03 19:07:15.157 INFO kablam! | | Sep 03 19:07:15.157 INFO kablam! | help: remove this `mut` Sep 03 19:07:15.158 INFO kablam! Sep 03 19:07:17.143 INFO kablam! Checking kailua_check v1.1.0 (file:///source/kailua_check) Sep 03 19:07:19.166 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 03 19:07:19.167 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 03 19:07:19.167 INFO kablam! | Sep 03 19:07:19.167 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 03 19:07:19.167 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:19.170 INFO kablam! | Sep 03 19:07:19.170 INFO kablam! = note: #[warn(deprecated)] on by default Sep 03 19:07:19.171 INFO kablam! Sep 03 19:07:19.326 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:19.326 INFO kablam! --> kailua_types/src/ty/display.rs:78:13 Sep 03 19:07:19.326 INFO kablam! | Sep 03 19:07:19.326 INFO kablam! 78 | let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new()); Sep 03 19:07:19.326 INFO kablam! | ----^^^^^ Sep 03 19:07:19.326 INFO kablam! | | Sep 03 19:07:19.326 INFO kablam! | help: remove this `mut` Sep 03 19:07:19.326 INFO kablam! | Sep 03 19:07:19.326 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 03 19:07:19.326 INFO kablam! Sep 03 19:07:20.007 INFO kablam! warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead Sep 03 19:07:20.007 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 03 19:07:20.007 INFO kablam! | Sep 03 19:07:20.007 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 03 19:07:20.007 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:20.007 INFO kablam! | Sep 03 19:07:20.007 INFO kablam! = note: #[warn(deprecated)] on by default Sep 03 19:07:20.007 INFO kablam! Sep 03 19:07:23.259 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:23.259 INFO kablam! --> kailua_types/src/env/mod.rs:381:17 Sep 03 19:07:23.259 INFO kablam! | Sep 03 19:07:23.259 INFO kablam! 381 | let mut row = Sep 03 19:07:23.259 INFO kablam! | ----^^^ Sep 03 19:07:23.259 INFO kablam! | | Sep 03 19:07:23.259 INFO kablam! | help: remove this `mut` Sep 03 19:07:23.260 INFO kablam! Sep 03 19:07:23.260 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:23.260 INFO kablam! --> kailua_types/src/env/mod.rs:388:17 Sep 03 19:07:23.260 INFO kablam! | Sep 03 19:07:23.260 INFO kablam! 388 | let mut row = Sep 03 19:07:23.260 INFO kablam! | ----^^^ Sep 03 19:07:23.260 INFO kablam! | | Sep 03 19:07:23.261 INFO kablam! | help: remove this `mut` Sep 03 19:07:23.261 INFO kablam! Sep 03 19:07:26.941 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 03 19:07:26.941 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 03 19:07:26.941 INFO kablam! | Sep 03 19:07:26.941 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 03 19:07:26.942 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:26.942 INFO kablam! | Sep 03 19:07:26.942 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:26.942 INFO kablam! Sep 03 19:07:27.275 INFO kablam! warning: unused import: `std::ascii::AsciiExt` Sep 03 19:07:27.275 INFO kablam! --> kailua_check/src/options.rs:4:5 Sep 03 19:07:27.275 INFO kablam! | Sep 03 19:07:27.275 INFO kablam! 4 | use std::ascii::AsciiExt; Sep 03 19:07:27.275 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^ Sep 03 19:07:27.275 INFO kablam! | Sep 03 19:07:27.275 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:27.275 INFO kablam! Sep 03 19:07:27.816 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:27.816 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 03 19:07:27.816 INFO kablam! | Sep 03 19:07:27.816 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 03 19:07:27.816 INFO kablam! | ----^^^ Sep 03 19:07:27.816 INFO kablam! | | Sep 03 19:07:27.816 INFO kablam! | help: remove this `mut` Sep 03 19:07:27.816 INFO kablam! | Sep 03 19:07:27.816 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 03 19:07:27.816 INFO kablam! Sep 03 19:07:27.862 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:27.862 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 03 19:07:27.862 INFO kablam! | Sep 03 19:07:27.862 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 03 19:07:27.862 INFO kablam! | ----^^^ Sep 03 19:07:27.862 INFO kablam! | | Sep 03 19:07:27.862 INFO kablam! | help: remove this `mut` Sep 03 19:07:27.862 INFO kablam! Sep 03 19:07:28.022 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:28.022 INFO kablam! --> kailua_check/src/env.rs:974:17 Sep 03 19:07:28.022 INFO kablam! | Sep 03 19:07:28.022 INFO kablam! 974 | let mut def = def.expect("Env::ensure_var with an undefined var"); Sep 03 19:07:28.022 INFO kablam! | ----^^^ Sep 03 19:07:28.023 INFO kablam! | | Sep 03 19:07:28.023 INFO kablam! | help: remove this `mut` Sep 03 19:07:28.023 INFO kablam! | Sep 03 19:07:28.023 INFO kablam! = note: #[warn(unused_mut)] on by default Sep 03 19:07:28.023 INFO kablam! Sep 03 19:07:28.053 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:28.053 INFO kablam! --> kailua_check/src/env.rs:1194:13 Sep 03 19:07:28.053 INFO kablam! | Sep 03 19:07:28.053 INFO kablam! 1194 | let mut def = self.context.ids.entry(id).or_insert_with(|| { Sep 03 19:07:28.053 INFO kablam! | ----^^^ Sep 03 19:07:28.053 INFO kablam! | | Sep 03 19:07:28.053 INFO kablam! | help: remove this `mut` Sep 03 19:07:28.053 INFO kablam! Sep 03 19:07:28.457 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:28.457 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 03 19:07:28.458 INFO kablam! | Sep 03 19:07:28.458 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 03 19:07:28.458 INFO kablam! | ----^^^^^^^ Sep 03 19:07:28.458 INFO kablam! | | Sep 03 19:07:28.458 INFO kablam! | help: remove this `mut` Sep 03 19:07:28.458 INFO kablam! Sep 03 19:07:28.567 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:28.567 INFO kablam! --> kailua_check/src/check.rs:1302:13 Sep 03 19:07:28.567 INFO kablam! | Sep 03 19:07:28.567 INFO kablam! 1302 | let mut modules = self.pending_modules.last_mut().unwrap(); Sep 03 19:07:28.567 INFO kablam! | ----^^^^^^^ Sep 03 19:07:28.567 INFO kablam! | | Sep 03 19:07:28.567 INFO kablam! | help: remove this `mut` Sep 03 19:07:28.567 INFO kablam! Sep 03 19:07:28.872 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:28.872 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 03 19:07:28.872 INFO kablam! | Sep 03 19:07:28.872 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 03 19:07:28.872 INFO kablam! | ----^^^^^^^ Sep 03 19:07:28.872 INFO kablam! | | Sep 03 19:07:28.872 INFO kablam! | help: remove this `mut` Sep 03 19:07:28.872 INFO kablam! Sep 03 19:07:28.929 INFO kablam! warning: variable does not need to be mutable Sep 03 19:07:28.929 INFO kablam! --> kailua_check/src/check.rs:2882:17 Sep 03 19:07:28.929 INFO kablam! | Sep 03 19:07:28.929 INFO kablam! 2882 | let mut modules = self.pending_modules.last_mut().expect("missing PendingModules"); Sep 03 19:07:28.929 INFO kablam! | ----^^^^^^^ Sep 03 19:07:28.929 INFO kablam! | | Sep 03 19:07:28.929 INFO kablam! | help: remove this `mut` Sep 03 19:07:28.929 INFO kablam! Sep 03 19:07:29.729 INFO kablam! Checking kailua_workspace v1.1.0 (file:///source/kailua_workspace) Sep 03 19:07:31.245 INFO kablam! warning: unused import: `std::str` Sep 03 19:07:31.245 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 03 19:07:31.245 INFO kablam! | Sep 03 19:07:31.245 INFO kablam! 8 | use std::str; Sep 03 19:07:31.245 INFO kablam! | ^^^^^^^^ Sep 03 19:07:31.245 INFO kablam! | Sep 03 19:07:31.245 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:31.245 INFO kablam! Sep 03 19:07:31.342 INFO kablam! warning: unused import: `std::str` Sep 03 19:07:31.342 INFO kablam! --> kailua_check/src/bin/kailua-check.rs:8:5 Sep 03 19:07:31.342 INFO kablam! | Sep 03 19:07:31.342 INFO kablam! 8 | use std::str; Sep 03 19:07:31.342 INFO kablam! | ^^^^^^^^ Sep 03 19:07:31.342 INFO kablam! | Sep 03 19:07:31.342 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:31.342 INFO kablam! Sep 03 19:07:32.744 INFO kablam! Checking kailua_langsvr v1.1.0 (file:///source/kailua_langsvr) Sep 03 19:07:35.116 INFO kablam! warning: type annotations needed Sep 03 19:07:35.117 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 03 19:07:35.117 INFO kablam! | Sep 03 19:07:35.117 INFO kablam! 97 | (self as *const _).hash(state) Sep 03 19:07:35.117 INFO kablam! | ^^^^ Sep 03 19:07:35.117 INFO kablam! | Sep 03 19:07:35.117 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 03 19:07:35.117 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 03 19:07:35.117 INFO kablam! = note: for more information, see issue #46906 Sep 03 19:07:35.117 INFO kablam! Sep 03 19:07:35.180 INFO kablam! warning: type annotations needed Sep 03 19:07:35.181 INFO kablam! --> kailua_langsvr/src/diags.rs:97:28 Sep 03 19:07:35.181 INFO kablam! | Sep 03 19:07:35.181 INFO kablam! 97 | (self as *const _).hash(state) Sep 03 19:07:35.181 INFO kablam! | ^^^^ Sep 03 19:07:35.181 INFO kablam! | Sep 03 19:07:35.181 INFO kablam! = note: #[warn(tyvar_behind_raw_pointer)] on by default Sep 03 19:07:35.181 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 03 19:07:35.181 INFO kablam! = note: for more information, see issue #46906 Sep 03 19:07:35.181 INFO kablam! Sep 03 19:07:37.619 INFO kablam! Checking kailua v1.1.0 (file:///source) Sep 03 19:07:39.035 INFO kablam! warning: unused import: `std::str` Sep 03 19:07:39.035 INFO kablam! --> src/main.rs:18:9 Sep 03 19:07:39.035 INFO kablam! | Sep 03 19:07:39.035 INFO kablam! 18 | use std::str; Sep 03 19:07:39.035 INFO kablam! | ^^^^^^^^ Sep 03 19:07:39.035 INFO kablam! | Sep 03 19:07:39.035 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:39.035 INFO kablam! Sep 03 19:07:39.097 INFO kablam! warning: unused import: `std::str` Sep 03 19:07:39.097 INFO kablam! --> src/main.rs:18:9 Sep 03 19:07:39.097 INFO kablam! | Sep 03 19:07:39.097 INFO kablam! 18 | use std::str; Sep 03 19:07:39.097 INFO kablam! | ^^^^^^^^ Sep 03 19:07:39.097 INFO kablam! | Sep 03 19:07:39.098 INFO kablam! = note: #[warn(unused_imports)] on by default Sep 03 19:07:39.098 INFO kablam! Sep 03 19:07:39.528 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 56.81s Sep 03 19:07:39.576 INFO kablam! su: No module specific data is present Sep 03 19:07:40.136 INFO running `"docker" "rm" "-f" "d09cbb6200df10de4b5376f28e5d6c8f569562899f5d5cd9e57d41bd557c1121"` Sep 03 19:07:40.303 INFO blam! d09cbb6200df10de4b5376f28e5d6c8f569562899f5d5cd9e57d41bd557c1121