Dec 04 16:27:26.061 INFO checking jonfast565/UniversalBre against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:27:26.062 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-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 04 16:27:26.512 INFO [stdout] f6808fa73e8228f380c650ccad1f754ecf8884648cfaf7204410cbb8a66f904a
Dec 04 16:27:26.515 INFO running `"docker" "start" "-a" "f6808fa73e8228f380c650ccad1f754ecf8884648cfaf7204410cbb8a66f904a"`
Dec 04 16:27:28.550 INFO [stderr] usermod: no changes
Dec 04 16:27:28.691 INFO [stderr]     Checking nix v0.5.1
Dec 04 16:27:28.691 INFO [stderr]    Compiling mashup-impl v0.1.4
Dec 04 16:27:28.691 INFO [stderr]     Checking uuid v0.6.5
Dec 04 16:27:31.364 INFO [stderr]     Checking mashup v0.1.4
Dec 04 16:27:34.195 INFO [stderr]     Checking rustyline v1.0.0
Dec 04 16:27:35.063 INFO [stderr]     Checking universal_bre v0.1.0 (/source)
Dec 04 16:27:37.699 INFO [stderr] warning: variant is never constructed: `BreakStatement`
Dec 04 16:27:37.699 INFO [stderr]    --> src/semantic_blocks.rs:108:5
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr] 108 |     BreakStatement,
Dec 04 16:27:37.699 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 16:27:37.699 INFO [stderr] 
Dec 04 16:27:37.699 INFO [stderr] warning: variant is never constructed: `StringType`
Dec 04 16:27:37.699 INFO [stderr]    --> src/semantic_blocks.rs:147:5
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr] 147 |     StringType,
Dec 04 16:27:37.699 INFO [stderr]     |     ^^^^^^^^^^
Dec 04 16:27:37.699 INFO [stderr] 
Dec 04 16:27:37.699 INFO [stderr] warning: variant is never constructed: `BooleanType`
Dec 04 16:27:37.699 INFO [stderr]    --> src/semantic_blocks.rs:150:5
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr] 150 |     BooleanType,
Dec 04 16:27:37.699 INFO [stderr]     |     ^^^^^^^^^^^
Dec 04 16:27:37.699 INFO [stderr] 
Dec 04 16:27:37.699 INFO [stderr] warning: field is never used: `name`
Dec 04 16:27:37.699 INFO [stderr]    --> src/semantic_blocks.rs:175:5
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr] 175 |     name: String,
Dec 04 16:27:37.699 INFO [stderr]     |     ^^^^^^^^^^^^
Dec 04 16:27:37.699 INFO [stderr] 
Dec 04 16:27:37.699 INFO [stderr] warning: field is never used: `name`
Dec 04 16:27:37.699 INFO [stderr]    --> src/semantic_blocks.rs:185:5
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr] 185 |     name: String,
Dec 04 16:27:37.699 INFO [stderr]     |     ^^^^^^^^^^^^
Dec 04 16:27:37.699 INFO [stderr] 
Dec 04 16:27:37.699 INFO [stderr] warning: field is never used: `arguments`
Dec 04 16:27:37.699 INFO [stderr]    --> src/semantic_blocks.rs:186:5
Dec 04 16:27:37.699 INFO [stderr]     |
Dec 04 16:27:37.699 INFO [stderr] 186 |     arguments: Vec<ArgumentBlock>,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: field is never used: `body`
Dec 04 16:27:37.700 INFO [stderr]    --> src/semantic_blocks.rs:187:5
Dec 04 16:27:37.700 INFO [stderr]     |
Dec 04 16:27:37.700 INFO [stderr] 187 |     body: Vec<SemanticBlock>,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: variant is never constructed: `ConditionalLoop`
Dec 04 16:27:37.700 INFO [stderr]    --> src/semantic_blocks.rs:213:5
Dec 04 16:27:37.700 INFO [stderr]     |
Dec 04 16:27:37.700 INFO [stderr] 213 |     ConditionalLoop,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: variant is never constructed: `ForLoop`
Dec 04 16:27:37.700 INFO [stderr]    --> src/semantic_blocks.rs:214:5
Dec 04 16:27:37.700 INFO [stderr]     |
Dec 04 16:27:37.700 INFO [stderr] 214 |     ForLoop,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: field is never used: `loop_type`
Dec 04 16:27:37.700 INFO [stderr]    --> src/semantic_blocks.rs:218:5
Dec 04 16:27:37.700 INFO [stderr]     |
Dec 04 16:27:37.700 INFO [stderr] 218 |     loop_type: LoopType,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: field is never used: `loop_block`
Dec 04 16:27:37.700 INFO [stderr]    --> src/semantic_blocks.rs:246:5
Dec 04 16:27:37.700 INFO [stderr]     |
Dec 04 16:27:37.700 INFO [stderr] 246 |     loop_block: Option<LoopBlock>,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: field is never used: `function_block`
Dec 04 16:27:37.700 INFO [stderr]    --> src/semantic_blocks.rs:247:5
Dec 04 16:27:37.700 INFO [stderr]     |
Dec 04 16:27:37.700 INFO [stderr] 247 |     function_block: Option<FunctionBlock>,
Dec 04 16:27:37.700 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: struct is never constructed: `SymbolRecord`
Dec 04 16:27:37.700 INFO [stderr]  --> src/symbol_table.rs:3:1
Dec 04 16:27:37.700 INFO [stderr]   |
Dec 04 16:27:37.700 INFO [stderr] 3 | pub struct SymbolRecord {
Dec 04 16:27:37.700 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: struct is never constructed: `SymbolTable`
Dec 04 16:27:37.700 INFO [stderr]  --> src/symbol_table.rs:9:1
Dec 04 16:27:37.700 INFO [stderr]   |
Dec 04 16:27:37.700 INFO [stderr] 9 | pub struct SymbolTable {
Dec 04 16:27:37.700 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: method is never used: `init`
Dec 04 16:27:37.700 INFO [stderr]   --> src/symbol_table.rs:15:5
Dec 04 16:27:37.700 INFO [stderr]    |
Dec 04 16:27:37.700 INFO [stderr] 15 |     pub fn init() -> SymbolTable {
Dec 04 16:27:37.700 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: method is never used: `add_record`
Dec 04 16:27:37.700 INFO [stderr]   --> src/symbol_table.rs:22:5
Dec 04 16:27:37.700 INFO [stderr]    |
Dec 04 16:27:37.700 INFO [stderr] 22 |     pub fn add_record(&mut self, id: String, name: String, scope: u8) {
Dec 04 16:27:37.700 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.700 INFO [stderr] warning: method is never used: `search_record`
Dec 04 16:27:37.700 INFO [stderr]   --> src/symbol_table.rs:31:5
Dec 04 16:27:37.700 INFO [stderr]    |
Dec 04 16:27:37.700 INFO [stderr] 31 |     pub fn search_record(&mut self, name: String) -> Option<&SymbolRecord> {
Dec 04 16:27:37.700 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.700 INFO [stderr] 
Dec 04 16:27:37.799 INFO [stderr] warning: variant is never constructed: `BreakStatement`
Dec 04 16:27:37.799 INFO [stderr]    --> src/semantic_blocks.rs:108:5
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr] 108 |     BreakStatement,
Dec 04 16:27:37.799 INFO [stderr]     |     ^^^^^^^^^^^^^^
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 16:27:37.799 INFO [stderr] 
Dec 04 16:27:37.799 INFO [stderr] warning: variant is never constructed: `StringType`
Dec 04 16:27:37.799 INFO [stderr]    --> src/semantic_blocks.rs:147:5
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr] 147 |     StringType,
Dec 04 16:27:37.799 INFO [stderr]     |     ^^^^^^^^^^
Dec 04 16:27:37.799 INFO [stderr] 
Dec 04 16:27:37.799 INFO [stderr] warning: variant is never constructed: `BooleanType`
Dec 04 16:27:37.799 INFO [stderr]    --> src/semantic_blocks.rs:150:5
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr] 150 |     BooleanType,
Dec 04 16:27:37.799 INFO [stderr]     |     ^^^^^^^^^^^
Dec 04 16:27:37.799 INFO [stderr] 
Dec 04 16:27:37.799 INFO [stderr] warning: field is never used: `name`
Dec 04 16:27:37.799 INFO [stderr]    --> src/semantic_blocks.rs:175:5
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr] 175 |     name: String,
Dec 04 16:27:37.799 INFO [stderr]     |     ^^^^^^^^^^^^
Dec 04 16:27:37.799 INFO [stderr] 
Dec 04 16:27:37.799 INFO [stderr] warning: field is never used: `name`
Dec 04 16:27:37.799 INFO [stderr]    --> src/semantic_blocks.rs:185:5
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr] 185 |     name: String,
Dec 04 16:27:37.799 INFO [stderr]     |     ^^^^^^^^^^^^
Dec 04 16:27:37.799 INFO [stderr] 
Dec 04 16:27:37.799 INFO [stderr] warning: field is never used: `arguments`
Dec 04 16:27:37.799 INFO [stderr]    --> src/semantic_blocks.rs:186:5
Dec 04 16:27:37.799 INFO [stderr]     |
Dec 04 16:27:37.799 INFO [stderr] 186 |     arguments: Vec<ArgumentBlock>,
Dec 04 16:27:37.799 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: field is never used: `body`
Dec 04 16:27:37.800 INFO [stderr]    --> src/semantic_blocks.rs:187:5
Dec 04 16:27:37.800 INFO [stderr]     |
Dec 04 16:27:37.800 INFO [stderr] 187 |     body: Vec<SemanticBlock>,
Dec 04 16:27:37.800 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: variant is never constructed: `ConditionalLoop`
Dec 04 16:27:37.800 INFO [stderr]    --> src/semantic_blocks.rs:213:5
Dec 04 16:27:37.800 INFO [stderr]     |
Dec 04 16:27:37.800 INFO [stderr] 213 |     ConditionalLoop,
Dec 04 16:27:37.800 INFO [stderr]     |     ^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: variant is never constructed: `ForLoop`
Dec 04 16:27:37.800 INFO [stderr]    --> src/semantic_blocks.rs:214:5
Dec 04 16:27:37.800 INFO [stderr]     |
Dec 04 16:27:37.800 INFO [stderr] 214 |     ForLoop,
Dec 04 16:27:37.800 INFO [stderr]     |     ^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: field is never used: `loop_type`
Dec 04 16:27:37.800 INFO [stderr]    --> src/semantic_blocks.rs:218:5
Dec 04 16:27:37.800 INFO [stderr]     |
Dec 04 16:27:37.800 INFO [stderr] 218 |     loop_type: LoopType,
Dec 04 16:27:37.800 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: field is never used: `loop_block`
Dec 04 16:27:37.800 INFO [stderr]    --> src/semantic_blocks.rs:246:5
Dec 04 16:27:37.800 INFO [stderr]     |
Dec 04 16:27:37.800 INFO [stderr] 246 |     loop_block: Option<LoopBlock>,
Dec 04 16:27:37.800 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: field is never used: `function_block`
Dec 04 16:27:37.800 INFO [stderr]    --> src/semantic_blocks.rs:247:5
Dec 04 16:27:37.800 INFO [stderr]     |
Dec 04 16:27:37.800 INFO [stderr] 247 |     function_block: Option<FunctionBlock>,
Dec 04 16:27:37.800 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: struct is never constructed: `SymbolRecord`
Dec 04 16:27:37.800 INFO [stderr]  --> src/symbol_table.rs:3:1
Dec 04 16:27:37.800 INFO [stderr]   |
Dec 04 16:27:37.800 INFO [stderr] 3 | pub struct SymbolRecord {
Dec 04 16:27:37.800 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: struct is never constructed: `SymbolTable`
Dec 04 16:27:37.800 INFO [stderr]  --> src/symbol_table.rs:9:1
Dec 04 16:27:37.800 INFO [stderr]   |
Dec 04 16:27:37.800 INFO [stderr] 9 | pub struct SymbolTable {
Dec 04 16:27:37.800 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: method is never used: `init`
Dec 04 16:27:37.800 INFO [stderr]   --> src/symbol_table.rs:15:5
Dec 04 16:27:37.800 INFO [stderr]    |
Dec 04 16:27:37.800 INFO [stderr] 15 |     pub fn init() -> SymbolTable {
Dec 04 16:27:37.800 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: method is never used: `add_record`
Dec 04 16:27:37.800 INFO [stderr]   --> src/symbol_table.rs:22:5
Dec 04 16:27:37.800 INFO [stderr]    |
Dec 04 16:27:37.800 INFO [stderr] 22 |     pub fn add_record(&mut self, id: String, name: String, scope: u8) {
Dec 04 16:27:37.800 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.800 INFO [stderr] warning: method is never used: `search_record`
Dec 04 16:27:37.800 INFO [stderr]   --> src/symbol_table.rs:31:5
Dec 04 16:27:37.800 INFO [stderr]    |
Dec 04 16:27:37.800 INFO [stderr] 31 |     pub fn search_record(&mut self, name: String) -> Option<&SymbolRecord> {
Dec 04 16:27:37.800 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:27:37.800 INFO [stderr] 
Dec 04 16:27:37.847 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.26s
Dec 04 16:27:37.855 INFO [stderr] su: No module specific data is present
Dec 04 16:27:39.056 INFO running `"docker" "inspect" "f6808fa73e8228f380c650ccad1f754ecf8884648cfaf7204410cbb8a66f904a"`
Dec 04 16:27:39.411 INFO running `"docker" "rm" "-f" "f6808fa73e8228f380c650ccad1f754ecf8884648cfaf7204410cbb8a66f904a"`
Dec 04 16:27:39.751 INFO [stdout] f6808fa73e8228f380c650ccad1f754ecf8884648cfaf7204410cbb8a66f904a