Dec 07 09:21:20.590 INFO testing kailua_check-1.1.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 09:21:20.590 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 07 09:21:21.018 INFO [stdout] c4b05ae5631b9465231b318bc1b653a621080a246e6bc220750b44e04aaaffc6
Dec 07 09:21:21.022 INFO running `"docker" "start" "-a" "c4b05ae5631b9465231b318bc1b653a621080a246e6bc220750b44e04aaaffc6"`
Dec 07 09:21:22.043 INFO [stderr] usermod: no changes
Dec 07 09:21:22.170 INFO [stderr]    Compiling kailua_env v1.0.4
Dec 07 09:21:23.584 INFO [stderr]    Compiling kailua_diag v1.0.4
Dec 07 09:21:24.941 INFO [stderr]    Compiling kailua_syntax v1.1.0
Dec 07 09:21:32.837 INFO [stderr]    Compiling kailua_types v1.1.0
Dec 07 09:21:43.552 INFO [stderr]    Compiling kailua_check v1.1.0 (/source)
Dec 07 09:21:45.400 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 07 09:21:45.400 INFO [stderr]  --> src/options.rs:4:5
Dec 07 09:21:45.400 INFO [stderr]   |
Dec 07 09:21:45.400 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 07 09:21:45.400 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 09:21:45.400 INFO [stderr]   |
Dec 07 09:21:45.400 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 07 09:21:45.400 INFO [stderr] 
Dec 07 09:21:46.800 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 07 09:21:46.800 INFO [stderr]  --> src/options.rs:4:5
Dec 07 09:21:46.800 INFO [stderr]   |
Dec 07 09:21:46.800 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 07 09:21:46.800 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 09:21:46.800 INFO [stderr]   |
Dec 07 09:21:46.800 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 09:21:46.800 INFO [stderr] 
Dec 07 09:21:47.079 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:21:47.079 INFO [stderr]    --> src/env.rs:974:17
Dec 07 09:21:47.079 INFO [stderr]     |
Dec 07 09:21:47.079 INFO [stderr] 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Dec 07 09:21:47.079 INFO [stderr]     |                 ----^^^
Dec 07 09:21:47.079 INFO [stderr]     |                 |
Dec 07 09:21:47.079 INFO [stderr]     |                 help: remove this `mut`
Dec 07 09:21:47.079 INFO [stderr]     |
Dec 07 09:21:47.079 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 09:21:47.079 INFO [stderr] 
Dec 07 09:21:47.096 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:21:47.096 INFO [stderr]     --> src/env.rs:1194:13
Dec 07 09:21:47.096 INFO [stderr]      |
Dec 07 09:21:47.096 INFO [stderr] 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Dec 07 09:21:47.096 INFO [stderr]      |             ----^^^
Dec 07 09:21:47.096 INFO [stderr]      |             |
Dec 07 09:21:47.096 INFO [stderr]      |             help: remove this `mut`
Dec 07 09:21:47.096 INFO [stderr] 
Dec 07 09:21:47.293 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:21:47.293 INFO [stderr]     --> src/check.rs:1302:13
Dec 07 09:21:47.293 INFO [stderr]      |
Dec 07 09:21:47.293 INFO [stderr] 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Dec 07 09:21:47.293 INFO [stderr]      |             ----^^^^^^^
Dec 07 09:21:47.293 INFO [stderr]      |             |
Dec 07 09:21:47.293 INFO [stderr]      |             help: remove this `mut`
Dec 07 09:21:47.293 INFO [stderr] 
Dec 07 09:21:47.433 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:21:47.433 INFO [stderr]     --> src/check.rs:2882:17
Dec 07 09:21:47.433 INFO [stderr]      |
Dec 07 09:21:47.433 INFO [stderr] 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Dec 07 09:21:47.433 INFO [stderr]      |                 ----^^^^^^^
Dec 07 09:21:47.433 INFO [stderr]      |                 |
Dec 07 09:21:47.433 INFO [stderr]      |                 help: remove this `mut`
Dec 07 09:21:47.433 INFO [stderr] 
Dec 07 09:21:50.692 INFO [stderr] warning: unused import: `std::str`
Dec 07 09:21:50.693 INFO [stderr]  --> src/bin/kailua-check.rs:8:5
Dec 07 09:21:50.693 INFO [stderr]   |
Dec 07 09:21:50.693 INFO [stderr] 8 | use std::str;
Dec 07 09:21:50.693 INFO [stderr]   |     ^^^^^^^^
Dec 07 09:21:50.694 INFO [stderr]   |
Dec 07 09:21:50.694 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 09:21:50.694 INFO [stderr] 
Dec 07 09:21:57.049 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.98s
Dec 07 09:21:57.056 INFO [stderr] su: No module specific data is present
Dec 07 09:21:57.982 INFO running `"docker" "inspect" "c4b05ae5631b9465231b318bc1b653a621080a246e6bc220750b44e04aaaffc6"`
Dec 07 09:21:58.245 INFO running `"docker" "rm" "-f" "c4b05ae5631b9465231b318bc1b653a621080a246e6bc220750b44e04aaaffc6"`
Dec 07 09:21:58.371 INFO [stdout] c4b05ae5631b9465231b318bc1b653a621080a246e6bc220750b44e04aaaffc6
Dec 07 09:21:58.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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"`
Dec 07 09:21:58.712 INFO [stdout] 5421c70b576845bd04063a427f61319bfe7c1e9876ddc55d6f349a6093ca1239
Dec 07 09:21:58.715 INFO running `"docker" "start" "-a" "5421c70b576845bd04063a427f61319bfe7c1e9876ddc55d6f349a6093ca1239"`
Dec 07 09:21:59.668 INFO [stderr] usermod: no changes
Dec 07 09:21:59.852 INFO [stderr]    Compiling kailua_test v1.0.4
Dec 07 09:22:02.696 INFO [stderr]    Compiling kailua_check v1.1.0 (/source)
Dec 07 09:22:06.800 INFO [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
Dec 07 09:22:06.800 INFO [stderr]  --> src/options.rs:4:5
Dec 07 09:22:06.800 INFO [stderr]   |
Dec 07 09:22:06.800 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 07 09:22:06.800 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 09:22:06.800 INFO [stderr]   |
Dec 07 09:22:06.800 INFO [stderr]   = note: #[warn(deprecated)] on by default
Dec 07 09:22:06.800 INFO [stderr] 
Dec 07 09:22:07.043 INFO [stderr] warning: unused import: `std::str`
Dec 07 09:22:07.043 INFO [stderr]  --> src/bin/kailua-check.rs:8:5
Dec 07 09:22:07.043 INFO [stderr]   |
Dec 07 09:22:07.043 INFO [stderr] 8 | use std::str;
Dec 07 09:22:07.043 INFO [stderr]   |     ^^^^^^^^
Dec 07 09:22:07.060 INFO [stderr]   |
Dec 07 09:22:07.060 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 09:22:07.060 INFO [stderr] 
Dec 07 09:22:10.044 INFO [stderr] warning: unused import: `std::ascii::AsciiExt`
Dec 07 09:22:10.044 INFO [stderr]  --> src/options.rs:4:5
Dec 07 09:22:10.044 INFO [stderr]   |
Dec 07 09:22:10.044 INFO [stderr] 4 | use std::ascii::AsciiExt;
Dec 07 09:22:10.044 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 07 09:22:10.044 INFO [stderr]   |
Dec 07 09:22:10.044 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 07 09:22:10.044 INFO [stderr] 
Dec 07 09:22:10.360 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:22:10.360 INFO [stderr]    --> src/env.rs:974:17
Dec 07 09:22:10.360 INFO [stderr]     |
Dec 07 09:22:10.360 INFO [stderr] 974 |             let mut def = def.expect("Env::ensure_var with an undefined var");
Dec 07 09:22:10.360 INFO [stderr]     |                 ----^^^
Dec 07 09:22:10.360 INFO [stderr]     |                 |
Dec 07 09:22:10.360 INFO [stderr]     |                 help: remove this `mut`
Dec 07 09:22:10.360 INFO [stderr]     |
Dec 07 09:22:10.360 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 07 09:22:10.360 INFO [stderr] 
Dec 07 09:22:10.376 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:22:10.376 INFO [stderr]     --> src/env.rs:1194:13
Dec 07 09:22:10.376 INFO [stderr]      |
Dec 07 09:22:10.376 INFO [stderr] 1194 |         let mut def = self.context.ids.entry(id).or_insert_with(|| {
Dec 07 09:22:10.376 INFO [stderr]      |             ----^^^
Dec 07 09:22:10.376 INFO [stderr]      |             |
Dec 07 09:22:10.376 INFO [stderr]      |             help: remove this `mut`
Dec 07 09:22:10.376 INFO [stderr] 
Dec 07 09:22:10.696 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:22:10.696 INFO [stderr]     --> src/check.rs:1302:13
Dec 07 09:22:10.696 INFO [stderr]      |
Dec 07 09:22:10.696 INFO [stderr] 1302 |         let mut modules = self.pending_modules.last_mut().unwrap();
Dec 07 09:22:10.696 INFO [stderr]      |             ----^^^^^^^
Dec 07 09:22:10.696 INFO [stderr]      |             |
Dec 07 09:22:10.696 INFO [stderr]      |             help: remove this `mut`
Dec 07 09:22:10.696 INFO [stderr] 
Dec 07 09:22:11.336 INFO [stderr] warning: variable does not need to be mutable
Dec 07 09:22:11.336 INFO [stderr]     --> src/check.rs:2882:17
Dec 07 09:22:11.336 INFO [stderr]      |
Dec 07 09:22:11.336 INFO [stderr] 2882 |             let mut modules = self.pending_modules.last_mut().expect("missing PendingModules");
Dec 07 09:22:11.336 INFO [stderr]      |                 ----^^^^^^^
Dec 07 09:22:11.336 INFO [stderr]      |                 |
Dec 07 09:22:11.336 INFO [stderr]      |                 help: remove this `mut`
Dec 07 09:22:11.336 INFO [stderr] 
Dec 07 09:22:19.548 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.84s
Dec 07 09:22:19.557 INFO [stderr] su: No module specific data is present
Dec 07 09:22:20.222 INFO running `"docker" "inspect" "5421c70b576845bd04063a427f61319bfe7c1e9876ddc55d6f349a6093ca1239"`
Dec 07 09:22:20.430 INFO running `"docker" "rm" "-f" "5421c70b576845bd04063a427f61319bfe7c1e9876ddc55d6f349a6093ca1239"`
Dec 07 09:22:20.675 INFO [stdout] 5421c70b576845bd04063a427f61319bfe7c1e9876ddc55d6f349a6093ca1239