Nov 17 04:49:52.705 INFO testing devcat-studio/kailua against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 04:49:52.706 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 04:49:53.283 INFO [stdout] 336a7454b38f9842253019839a4c5ebd39617d1c9b368e920f81e40887842c57
Nov 17 04:49:53.286 INFO running `"docker" "start" "-a" "336a7454b38f9842253019839a4c5ebd39617d1c9b368e920f81e40887842c57"`
Nov 17 04:49:55.277 INFO [stderr] usermod: no changes
Nov 17 04:49:55.507 INFO [stderr]    Compiling kailua_env v1.0.4 (/source/kailua_env)
Nov 17 04:49:55.507 INFO [stderr]    Compiling smallvec v0.4.1
Nov 17 04:49:55.519 INFO [stderr]    Compiling parse-generics-shim v0.1.1
Nov 17 04:49:55.519 INFO [stderr]    Compiling atomic v0.3.4
Nov 17 04:49:55.519 INFO [stderr]    Compiling owning_ref v0.2.4
Nov 17 04:49:55.519 INFO [stderr]    Compiling kailua_langsvr_protocol v1.0.5 (/source/kailua_langsvr_protocol)
Nov 17 04:49:58.475 INFO [stderr]    Compiling parking_lot_core v0.2.2
Nov 17 04:50:00.375 INFO [stderr]    Compiling kailua_diag v1.0.4 (/source/kailua_diag)
Nov 17 04:50:02.580 INFO [stderr]    Compiling parking_lot v0.4.4
Nov 17 04:50:04.090 INFO [stderr]    Compiling kailua_syntax v1.1.0 (/source/kailua_syntax)
Nov 17 04:50:18.287 INFO [stderr]    Compiling kailua_types v1.1.0 (/source/kailua_types)
Nov 17 04:50:30.363 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:30.364 INFO [stderr]   --> kailua_types/src/ty/display.rs:78:13
Nov 17 04:50:30.365 INFO [stderr]    |
Nov 17 04:50:30.365 INFO [stderr] 78 |         let mut spans = disambig.entry(name.base.clone()).or_insert_with(|| HashMap::new());
Nov 17 04:50:30.366 INFO [stderr]    |             ----^^^^^
Nov 17 04:50:30.367 INFO [stderr]    |             |
Nov 17 04:50:30.367 INFO [stderr]    |             help: remove this `mut`
Nov 17 04:50:30.368 INFO [stderr]    |
Nov 17 04:50:30.368 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 17 04:50:30.369 INFO [stderr] 
Nov 17 04:50:31.056 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:31.057 INFO [stderr]    --> kailua_types/src/env/mod.rs:381:17
Nov 17 04:50:31.057 INFO [stderr]     |
Nov 17 04:50:31.057 INFO [stderr] 381 |             let mut row =
Nov 17 04:50:31.057 INFO [stderr]     |                 ----^^^
Nov 17 04:50:31.057 INFO [stderr]     |                 |
Nov 17 04:50:31.057 INFO [stderr]     |                 help: remove this `mut`
Nov 17 04:50:31.057 INFO [stderr] 
Nov 17 04:50:31.057 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:31.057 INFO [stderr]    --> kailua_types/src/env/mod.rs:388:17
Nov 17 04:50:31.057 INFO [stderr]     |
Nov 17 04:50:31.057 INFO [stderr] 388 |             let mut row =
Nov 17 04:50:31.057 INFO [stderr]     |                 ----^^^
Nov 17 04:50:31.057 INFO [stderr]     |                 |
Nov 17 04:50:31.057 INFO [stderr]     |                 help: remove this `mut`
Nov 17 04:50:31.057 INFO [stderr] 
Nov 17 04:50:40.621 INFO [stderr]    Compiling kailua_check v1.1.0 (/source/kailua_check)
Nov 17 04:50:42.071 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Nov 17 04:50:42.071 INFO [stderr]  --> kailua_check/src/options.rs:4:5
Nov 17 04:50:42.071 INFO [stderr]   |
Nov 17 04:50:42.071 INFO [stderr] 4 | use std::ascii::AsciiExt;
Nov 17 04:50:42.071 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 17 04:50:42.071 INFO [stderr]   |
Nov 17 04:50:42.071 INFO [stderr]   = note: #[warn(deprecated)] on by default
Nov 17 04:50:42.071 INFO [stderr] 
Nov 17 04:50:43.714 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Nov 17 04:50:43.714 INFO [stderr]  --> kailua_check/src/options.rs:4:5
Nov 17 04:50:43.714 INFO [stderr]   |
Nov 17 04:50:43.714 INFO [stderr] 4 | use std::ascii::AsciiExt;
Nov 17 04:50:43.714 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Nov 17 04:50:43.714 INFO [stderr]   |
Nov 17 04:50:43.717 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 04:50:43.717 INFO [stderr] 
Nov 17 04:50:44.121 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:44.121 INFO [stderr]    --> kailua_check/src/env.rs:974:17
Nov 17 04:50:44.121 INFO [stderr]     |
Nov 17 04:50:44.121 INFO [stderr] 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Nov 17 04:50:44.121 INFO [stderr]     |                 ----^^^
Nov 17 04:50:44.121 INFO [stderr]     |                 |
Nov 17 04:50:44.121 INFO [stderr]     |                 help: remove this `mut`
Nov 17 04:50:44.121 INFO [stderr]     |
Nov 17 04:50:44.121 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 04:50:44.121 INFO [stderr] 
Nov 17 04:50:44.145 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:44.145 INFO [stderr]     --> kailua_check/src/env.rs:1194:13
Nov 17 04:50:44.145 INFO [stderr]      |
Nov 17 04:50:44.145 INFO [stderr] 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Nov 17 04:50:44.145 INFO [stderr]      |             ----^^^
Nov 17 04:50:44.145 INFO [stderr]      |             |
Nov 17 04:50:44.145 INFO [stderr]      |             help: remove this `mut`
Nov 17 04:50:44.145 INFO [stderr] 
Nov 17 04:50:44.431 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:44.431 INFO [stderr]     --> kailua_check/src/check.rs:1302:13
Nov 17 04:50:44.431 INFO [stderr]      |
Nov 17 04:50:44.431 INFO [stderr] 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Nov 17 04:50:44.431 INFO [stderr]      |             ----^^^^^^^
Nov 17 04:50:44.431 INFO [stderr]      |             |
Nov 17 04:50:44.431 INFO [stderr]      |             help: remove this `mut`
Nov 17 04:50:44.431 INFO [stderr] 
Nov 17 04:50:44.651 INFO [stderr] warning: variable does not need to be mutable
Nov 17 04:50:44.651 INFO [stderr]     --> kailua_check/src/check.rs:2882:17
Nov 17 04:50:44.651 INFO [stderr]      |
Nov 17 04:50:44.651 INFO [stderr] 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Nov 17 04:50:44.651 INFO [stderr]      |                 ----^^^^^^^
Nov 17 04:50:44.651 INFO [stderr]      |                 |
Nov 17 04:50:44.651 INFO [stderr]      |                 help: remove this `mut`
Nov 17 04:50:44.651 INFO [stderr] 
Nov 17 04:50:47.639 INFO [stderr]    Compiling kailua_workspace v1.1.0 (/source/kailua_workspace)
Nov 17 04:50:51.059 INFO [stderr]    Compiling kailua_langsvr v1.1.0 (/source/kailua_langsvr)
Nov 17 04:50:53.552 INFO [stderr] warning: type annotations needed
Nov 17 04:50:53.552 INFO [stderr]   --> kailua_langsvr/src/diags.rs:97:28
Nov 17 04:50:53.552 INFO [stderr]    |
Nov 17 04:50:53.552 INFO [stderr] 97 |         (self as *const _).hash(state)
Nov 17 04:50:53.552 INFO [stderr]    |                            ^^^^
Nov 17 04:50:53.552 INFO [stderr]    |
Nov 17 04:50:53.552 INFO [stderr]    = note: #[warn(tyvar_behind_raw_pointer)] on by default
Nov 17 04:50:53.552 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition!
Nov 17 04:50:53.552 INFO [stderr]    = note: for more information, see issue #46906 <https://github.com/rust-lang/rust/issues/46906>
Nov 17 04:50:53.552 INFO [stderr] 
Nov 17 04:51:12.063 INFO [stderr]    Compiling kailua v1.1.0 (/source)
Nov 17 04:51:15.687 INFO [stderr] warning: unused import: `std::str`
Nov 17 04:51:15.687 INFO [stderr]   --> src/main.rs:18:9
Nov 17 04:51:15.687 INFO [stderr]    |
Nov 17 04:51:15.687 INFO [stderr] 18 |     use std::str;
Nov 17 04:51:15.687 INFO [stderr]    |         ^^^^^^^^
Nov 17 04:51:15.687 INFO [stderr]    |
Nov 17 04:51:15.687 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 04:51:15.687 INFO [stderr] 
Nov 17 04:51:23.611 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
Nov 17 04:51:23.618 INFO [stderr] su: No module specific data is present
Nov 17 04:51:24.223 INFO running `"docker" "inspect" "336a7454b38f9842253019839a4c5ebd39617d1c9b368e920f81e40887842c57"`
Nov 17 04:51:24.462 INFO running `"docker" "rm" "-f" "336a7454b38f9842253019839a4c5ebd39617d1c9b368e920f81e40887842c57"`
Nov 17 04:51:24.791 INFO [stdout] 336a7454b38f9842253019839a4c5ebd39617d1c9b368e920f81e40887842c57
Nov 17 04:51:24.801 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 04:51:25.303 INFO [stdout] 1a5bb388887d62148d4394123e0828923d7fcfd008ae16705f68276cceb0001e
Nov 17 04:51:25.306 INFO running `"docker" "start" "-a" "1a5bb388887d62148d4394123e0828923d7fcfd008ae16705f68276cceb0001e"`
Nov 17 04:51:26.547 INFO [stderr] usermod: no changes
Nov 17 04:51:26.791 INFO [stderr]    Compiling kailua v1.1.0 (/source)
Nov 17 04:51:29.207 INFO [stderr] warning: unused import: `std::str`
Nov 17 04:51:29.208 INFO [stderr]   --> src/main.rs:18:9
Nov 17 04:51:29.208 INFO [stderr]    |
Nov 17 04:51:29.208 INFO [stderr] 18 |     use std::str;
Nov 17 04:51:29.209 INFO [stderr]    |         ^^^^^^^^
Nov 17 04:51:29.209 INFO [stderr]    |
Nov 17 04:51:29.209 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 04:51:29.209 INFO [stderr] 
Nov 17 04:51:29.807 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.21s
Nov 17 04:51:29.815 INFO [stderr] su: No module specific data is present
Nov 17 04:51:30.487 INFO running `"docker" "inspect" "1a5bb388887d62148d4394123e0828923d7fcfd008ae16705f68276cceb0001e"`
Nov 17 04:51:30.726 INFO running `"docker" "rm" "-f" "1a5bb388887d62148d4394123e0828923d7fcfd008ae16705f68276cceb0001e"`
Nov 17 04:51:31.027 INFO [stdout] 1a5bb388887d62148d4394123e0828923d7fcfd008ae16705f68276cceb0001e
Nov 17 04:51:31.032 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-3/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 04:51:31.456 INFO [stdout] 20d16106dbd3c821c9cb6d3b4ba3c4cb43c9ba02abf06b1d031dd46848a0d2f9
Nov 17 04:51:31.458 INFO running `"docker" "start" "-a" "20d16106dbd3c821c9cb6d3b4ba3c4cb43c9ba02abf06b1d031dd46848a0d2f9"`
Nov 17 04:51:33.031 INFO [stderr] usermod: no changes
Nov 17 04:51:33.220 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
Nov 17 04:51:33.245 INFO [stderr]      Running /target/debug/deps/kailua-c6de40af3bc880ab
Nov 17 04:51:33.260 INFO [stdout] 
Nov 17 04:51:33.260 INFO [stdout] running 0 tests
Nov 17 04:51:33.260 INFO [stdout] 
Nov 17 04:51:33.260 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 04:51:33.260 INFO [stdout] 
Nov 17 04:51:33.264 INFO [stderr] su: No module specific data is present
Nov 17 04:51:34.171 INFO running `"docker" "inspect" "20d16106dbd3c821c9cb6d3b4ba3c4cb43c9ba02abf06b1d031dd46848a0d2f9"`
Nov 17 04:51:34.426 INFO running `"docker" "rm" "-f" "20d16106dbd3c821c9cb6d3b4ba3c4cb43c9ba02abf06b1d031dd46848a0d2f9"`
Nov 17 04:51:34.807 INFO [stdout] 20d16106dbd3c821c9cb6d3b4ba3c4cb43c9ba02abf06b1d031dd46848a0d2f9