Dec 17 23:18:25.735 INFO checking hgzimmerman/HLWNPA against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 23:18:25.736 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/hgzimmerman/HLWNPA:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 23:18:26.072 INFO [stdout] 96adf41cd5655d20e698da8320b59a6c7f09513ad11a858b00ebf7006e34118b
Dec 17 23:18:26.078 INFO running `"docker" "start" "-a" "96adf41cd5655d20e698da8320b59a6c7f09513ad11a858b00ebf7006e34118b"`
Dec 17 23:18:26.768 INFO [stderr]     Checking memchr v1.0.1
Dec 17 23:18:26.768 INFO [stderr]     Checking uuid v0.4.0
Dec 17 23:18:27.026 INFO [stderr]     Checking nom v3.2.0
Dec 17 23:18:28.895 INFO [stderr]     Checking hlwnpa v0.1.1 (/opt/crater/workdir)
Dec 17 23:18:29.592 INFO [stderr] warning: unused import: `lang_result::LangError`
Dec 17 23:18:29.592 INFO [stderr]  --> src/ast/mutability.rs:2:5
Dec 17 23:18:29.592 INFO [stderr]   |
Dec 17 23:18:29.592 INFO [stderr] 2 | use lang_result::LangError;
Dec 17 23:18:29.592 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:29.592 INFO [stderr]   |
Dec 17 23:18:29.592 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 17 23:18:29.592 INFO [stderr] 
Dec 17 23:18:29.612 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 17 23:18:29.612 INFO [stderr]  --> src/repl.rs:6:5
Dec 17 23:18:29.612 INFO [stderr]   |
Dec 17 23:18:29.612 INFO [stderr] 6 | use std::collections::HashMap;
Dec 17 23:18:29.612 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:29.612 INFO [stderr] 
Dec 17 23:18:29.612 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 17 23:18:29.612 INFO [stderr]   --> src/repl.rs:12:5
Dec 17 23:18:29.612 INFO [stderr]    |
Dec 17 23:18:29.612 INFO [stderr] 12 | use std::rc::Rc;
Dec 17 23:18:29.612 INFO [stderr]    |     ^^^^^^^^^^^
Dec 17 23:18:29.612 INFO [stderr] 
Dec 17 23:18:29.964 INFO [stderr] warning: unused import: `ast`
Dec 17 23:18:29.964 INFO [stderr]    --> src/ast/type_info.rs:346:13
Dec 17 23:18:29.964 INFO [stderr]     |
Dec 17 23:18:29.964 INFO [stderr] 346 |         use ast;
Dec 17 23:18:29.964 INFO [stderr]     |             ^^^
Dec 17 23:18:29.964 INFO [stderr]     |
Dec 17 23:18:29.964 INFO [stderr]     = note: #[warn(unused_imports)] on by default
Dec 17 23:18:29.964 INFO [stderr] 
Dec 17 23:18:29.964 INFO [stderr] warning: unused import: `lang_result::LangError`
Dec 17 23:18:29.964 INFO [stderr]  --> src/ast/mutability.rs:2:5
Dec 17 23:18:29.964 INFO [stderr]   |
Dec 17 23:18:29.965 INFO [stderr] 2 | use lang_result::LangError;
Dec 17 23:18:29.965 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:29.965 INFO [stderr] 
Dec 17 23:18:30.000 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 17 23:18:30.000 INFO [stderr]  --> src/repl.rs:6:5
Dec 17 23:18:30.000 INFO [stderr]   |
Dec 17 23:18:30.000 INFO [stderr] 6 | use std::collections::HashMap;
Dec 17 23:18:30.000 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:30.000 INFO [stderr] 
Dec 17 23:18:30.000 INFO [stderr] warning: unused import: `std::rc::Rc`
Dec 17 23:18:30.000 INFO [stderr]   --> src/repl.rs:12:5
Dec 17 23:18:30.000 INFO [stderr]    |
Dec 17 23:18:30.000 INFO [stderr] 12 | use std::rc::Rc;
Dec 17 23:18:30.000 INFO [stderr]    |     ^^^^^^^^^^^
Dec 17 23:18:30.000 INFO [stderr] 
Dec 17 23:18:31.464 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:31.464 INFO [stderr]    --> src/ast/abstract_syntax_tree.rs:559:36
Dec 17 23:18:31.464 INFO [stderr]     |
Dec 17 23:18:31.464 INFO [stderr] 559 |         Datatype::StructType { ref identifier, ref type_information } => {
Dec 17 23:18:31.464 INFO [stderr]     |                                    ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:31.464 INFO [stderr]     |
Dec 17 23:18:31.464 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 23:18:31.464 INFO [stderr] 
Dec 17 23:18:31.464 INFO [stderr] warning: unused variable: `type_info`
Dec 17 23:18:31.464 INFO [stderr]    --> src/ast/abstract_syntax_tree.rs:685:49
Dec 17 23:18:31.464 INFO [stderr]     |
Dec 17 23:18:31.464 INFO [stderr] 685 |                                             ref type_info
Dec 17 23:18:31.464 INFO [stderr]     |                                                 ^^^^^^^^^ help: try ignoring the field: `type_info: _`
Dec 17 23:18:31.464 INFO [stderr] 
Dec 17 23:18:31.464 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:31.464 INFO [stderr]    --> src/ast/abstract_syntax_tree.rs:753:71
Dec 17 23:18:31.464 INFO [stderr]     |
Dec 17 23:18:31.464 INFO [stderr] 753 |                                     if let &Datatype::StructType{ ref identifier, ref type_information } = datatype {
Dec 17 23:18:31.464 INFO [stderr]     |                                                                       ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:31.464 INFO [stderr] 
Dec 17 23:18:31.468 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:31.469 INFO [stderr]   --> src/ast/type_info.rs:54:75
Dec 17 23:18:31.469 INFO [stderr]    |
Dec 17 23:18:31.469 INFO [stderr] 54 |                                    if let SExpression::TypeAssignment{ref identifier, ref type_info} = *s_expression {
Dec 17 23:18:31.469 INFO [stderr]    |                                                                           ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `type_information`
Dec 17 23:18:31.469 INFO [stderr]   --> src/ast/type_info.rs:77:47
Dec 17 23:18:31.469 INFO [stderr]    |
Dec 17 23:18:31.469 INFO [stderr] 77 |             Datatype::StructType{ identifier, type_information} => TypeInfo::StructType{ identifier: identifier },
Dec 17 23:18:31.469 INFO [stderr]    |                                               ^^^^^^^^^^^^^^^^ help: try ignoring the field: `type_information: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `parameters`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/type_info.rs:129:36
Dec 17 23:18:31.469 INFO [stderr]     |
Dec 17 23:18:31.469 INFO [stderr] 129 |             TypeInfo::Function{ref parameters, ref return_type} => {
Dec 17 23:18:31.469 INFO [stderr]     |                                    ^^^^^^^^^^ help: try ignoring the field: `parameters: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `return_type`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/type_info.rs:129:52
Dec 17 23:18:31.469 INFO [stderr]     |
Dec 17 23:18:31.469 INFO [stderr] 129 |             TypeInfo::Function{ref parameters, ref return_type} => {
Dec 17 23:18:31.469 INFO [stderr]     |                                                    ^^^^^^^^^^^ help: try ignoring the field: `return_type: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `ast`
Dec 17 23:18:31.469 INFO [stderr]   --> src/ast/mutability.rs:54:65
Dec 17 23:18:31.469 INFO [stderr]    |
Dec 17 23:18:31.469 INFO [stderr] 54 |                     SExpression::Assignment{ref identifier, ref ast} => { // a := 5
Dec 17 23:18:31.469 INFO [stderr]    |                                                                 ^^^ help: try ignoring the field: `ast: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `ast`
Dec 17 23:18:31.469 INFO [stderr]   --> src/ast/mutability.rs:68:72
Dec 17 23:18:31.469 INFO [stderr]    |
Dec 17 23:18:31.469 INFO [stderr] 68 |                     SExpression::ConstDeclaration {ref identifier, ref ast} => { // const a := 5
Dec 17 23:18:31.469 INFO [stderr]    |                                                                        ^^^ help: try ignoring the field: `ast: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `ast`
Dec 17 23:18:31.469 INFO [stderr]   --> src/ast/mutability.rs:80:76
Dec 17 23:18:31.469 INFO [stderr]    |
Dec 17 23:18:31.469 INFO [stderr] 80 |                     SExpression::VariableDeclaration { ref identifier, ref ast } => {
Dec 17 23:18:31.469 INFO [stderr]    |                                                                            ^^^ help: try ignoring the field: `ast: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `function_datatype`
Dec 17 23:18:31.469 INFO [stderr]   --> src/ast/mutability.rs:97:72
Dec 17 23:18:31.469 INFO [stderr]    |
Dec 17 23:18:31.469 INFO [stderr] 97 |                     SExpression::DeclareFunction { ref identifier, ref function_datatype } => {
Dec 17 23:18:31.469 INFO [stderr]    |                                                                        ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `function_datatype: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `struct_type_info`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/mutability.rs:109:74
Dec 17 23:18:31.469 INFO [stderr]     |
Dec 17 23:18:31.469 INFO [stderr] 109 |                     SExpression::StructDeclaration { ref identifier, ref struct_type_info} => {
Dec 17 23:18:31.469 INFO [stderr]     |                                                                          ^^^^^^^^^^^^^^^^ help: try ignoring the field: `struct_type_info: _`
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `lhs_type`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/type_checking.rs:130:65
Dec 17 23:18:31.469 INFO [stderr]     |
Dec 17 23:18:31.469 INFO [stderr] 130 |                                         Mutability::Mutable(ref lhs_type) => {
Dec 17 23:18:31.469 INFO [stderr]     |                                                                 ^^^^^^^^ help: consider using `_lhs_type` instead
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `lhs_mutability`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/type_checking.rs:166:38
Dec 17 23:18:31.469 INFO [stderr]     |
Dec 17 23:18:31.469 INFO [stderr] 166 |                                 Some(lhs_mutability) => {
Dec 17 23:18:31.469 INFO [stderr]     |                                      ^^^^^^^^^^^^^^ help: consider using `_lhs_mutability` instead
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `lhs_mutability`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/type_checking.rs:197:38
Dec 17 23:18:31.469 INFO [stderr]     |
Dec 17 23:18:31.469 INFO [stderr] 197 |                                 Some(lhs_mutability) => {
Dec 17 23:18:31.469 INFO [stderr]     |                                      ^^^^^^^^^^^^^^ help: consider using `_lhs_mutability` instead
Dec 17 23:18:31.469 INFO [stderr] 
Dec 17 23:18:31.469 INFO [stderr] warning: unused variable: `lhs_mutability`
Dec 17 23:18:31.469 INFO [stderr]    --> src/ast/type_checking.rs:226:38
Dec 17 23:18:31.470 INFO [stderr]     |
Dec 17 23:18:31.470 INFO [stderr] 226 |                                 Some(lhs_mutability) => {
Dec 17 23:18:31.470 INFO [stderr]     |                                      ^^^^^^^^^^^^^^ help: consider using `_lhs_mutability` instead
Dec 17 23:18:31.470 INFO [stderr] 
Dec 17 23:18:31.470 INFO [stderr] warning: unused variable: `index`
Dec 17 23:18:31.470 INFO [stderr]    --> src/ast/type_checking.rs:308:29
Dec 17 23:18:31.470 INFO [stderr]     |
Dec 17 23:18:31.470 INFO [stderr] 308 |                         ref index
Dec 17 23:18:31.470 INFO [stderr]     |                             ^^^^^ help: try ignoring the field: `index: _`
Dec 17 23:18:31.470 INFO [stderr] 
Dec 17 23:18:31.470 INFO [stderr] warning: unused variable: `struct_datatype`
Dec 17 23:18:31.470 INFO [stderr]    --> src/ast/type_checking.rs:386:29
Dec 17 23:18:31.470 INFO [stderr]     |
Dec 17 23:18:31.470 INFO [stderr] 386 |                         ref struct_datatype
Dec 17 23:18:31.470 INFO [stderr]     |                             ^^^^^^^^^^^^^^^ help: try ignoring the field: `struct_datatype: _`
Dec 17 23:18:31.470 INFO [stderr] 
Dec 17 23:18:31.470 INFO [stderr] warning: unused variable: `map`
Dec 17 23:18:31.470 INFO [stderr]    --> src/ast/type_checking.rs:390:62
Dec 17 23:18:31.470 INFO [stderr]     |
Dec 17 23:18:31.470 INFO [stderr] 390 |                                 if let TypeInfo::Struct{ ref map } = existing_struct_type.clone().get_type() {
Dec 17 23:18:31.470 INFO [stderr]     |                                                              ^^^ help: try ignoring the field: `map: _`
Dec 17 23:18:31.470 INFO [stderr] 
Dec 17 23:18:31.470 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:31.470 INFO [stderr]    --> src/ast/type_checking.rs:399:29
Dec 17 23:18:31.470 INFO [stderr]     |
Dec 17 23:18:31.470 INFO [stderr] 399 |                         ref identifier,
Dec 17 23:18:31.470 INFO [stderr]     |                             ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:31.470 INFO [stderr] 
Dec 17 23:18:31.470 INFO [stderr] warning: unused variable: `field_identifier`
Dec 17 23:18:31.470 INFO [stderr]    --> src/ast/type_checking.rs:400:29
Dec 17 23:18:31.470 INFO [stderr]     |
Dec 17 23:18:31.470 INFO [stderr] 400 |                         ref field_identifier
Dec 17 23:18:31.470 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^ help: try ignoring the field: `field_identifier: _`
Dec 17 23:18:31.470 INFO [stderr] 
Dec 17 23:18:31.711 INFO [stderr] warning: variable does not need to be mutable
Dec 17 23:18:31.711 INFO [stderr]   --> src/ast/type_checking.rs:58:32
Dec 17 23:18:31.712 INFO [stderr]    |
Dec 17 23:18:31.712 INFO [stderr] 58 |     pub fn check_types( &self, mut type_store: &mut TypeStore ) -> MutabilityResult {
Dec 17 23:18:31.712 INFO [stderr]    |                                ----^^^^^^^^^^
Dec 17 23:18:31.712 INFO [stderr]    |                                |
Dec 17 23:18:31.712 INFO [stderr]    |                                help: remove this `mut`
Dec 17 23:18:31.712 INFO [stderr]    |
Dec 17 23:18:31.712 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 23:18:31.712 INFO [stderr] 
Dec 17 23:18:31.731 INFO [stderr] warning: variable does not need to be mutable
Dec 17 23:18:31.731 INFO [stderr]   --> src/repl.rs:78:82
Dec 17 23:18:31.731 INFO [stderr]    |
Dec 17 23:18:31.731 INFO [stderr] 78 | pub fn repl(mut map: &mut VariableStore, mut mutability_map: &mut MutabilityMap, mut type_store: &mut TypeStore) {
Dec 17 23:18:31.731 INFO [stderr]    |                                                                                  ----^^^^^^^^^^
Dec 17 23:18:31.731 INFO [stderr]    |                                                                                  |
Dec 17 23:18:31.731 INFO [stderr]    |                                                                                  help: remove this `mut`
Dec 17 23:18:31.731 INFO [stderr] 
Dec 17 23:18:31.981 INFO [stderr] warning: variant is never constructed: `ExpectedDataTypeInfo`
Dec 17 23:18:31.981 INFO [stderr]   --> src/ast/lang_result.rs:23:5
Dec 17 23:18:31.981 INFO [stderr]    |
Dec 17 23:18:31.981 INFO [stderr] 23 |     ExpectedDataTypeInfo,
Dec 17 23:18:31.981 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:31.981 INFO [stderr]    |
Dec 17 23:18:31.981 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:18:31.981 INFO [stderr] 
Dec 17 23:18:31.981 INFO [stderr] warning: variant is never constructed: `InvalidSyntax`
Dec 17 23:18:31.981 INFO [stderr]   --> src/ast/lang_result.rs:24:5
Dec 17 23:18:31.981 INFO [stderr]    |
Dec 17 23:18:31.981 INFO [stderr] 24 |     InvalidSyntax,
Dec 17 23:18:31.981 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 23:18:31.981 INFO [stderr] 
Dec 17 23:18:31.981 INFO [stderr] warning: variant is never constructed: `InvalidSyntaxFailedToParse`
Dec 17 23:18:31.981 INFO [stderr]   --> src/ast/lang_result.rs:25:5
Dec 17 23:18:31.981 INFO [stderr]    |
Dec 17 23:18:31.981 INFO [stderr] 25 |     InvalidSyntaxFailedToParse,
Dec 17 23:18:31.981 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:31.981 INFO [stderr] 
Dec 17 23:18:31.981 INFO [stderr] warning: type alias is never used: `MutabilityResult`
Dec 17 23:18:31.981 INFO [stderr]   --> src/ast/mutability.rs:10:1
Dec 17 23:18:31.981 INFO [stderr]    |
Dec 17 23:18:31.981 INFO [stderr] 10 | pub type MutabilityResult = Result<(), MutabilityError>;
Dec 17 23:18:31.981 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:31.981 INFO [stderr] 
Dec 17 23:18:31.981 INFO [stderr] warning: variant is never constructed: `VariableDoesNotExist`
Dec 17 23:18:31.981 INFO [stderr]   --> src/ast/type_checking.rs:16:5
Dec 17 23:18:31.981 INFO [stderr]    |
Dec 17 23:18:31.982 INFO [stderr] 16 |     VariableDoesNotExist, // Remove?
Dec 17 23:18:31.982 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:31.982 INFO [stderr] 
Dec 17 23:18:31.982 INFO [stderr] warning: function is never used: `get_type_from_ast`
Dec 17 23:18:31.982 INFO [stderr]   --> src/parser/type_signature.rs:57:1
Dec 17 23:18:31.982 INFO [stderr]    |
Dec 17 23:18:31.982 INFO [stderr] 57 | fn get_type_from_ast(ast: Ast) -> TypeInfo {
Dec 17 23:18:31.982 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:31.982 INFO [stderr] 
Dec 17 23:18:32.358 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:32.358 INFO [stderr]    --> src/ast/abstract_syntax_tree.rs:559:36
Dec 17 23:18:32.358 INFO [stderr]     |
Dec 17 23:18:32.358 INFO [stderr] 559 |         Datatype::StructType { ref identifier, ref type_information } => {
Dec 17 23:18:32.358 INFO [stderr]     |                                    ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:32.359 INFO [stderr]     |
Dec 17 23:18:32.359 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 23:18:32.359 INFO [stderr] 
Dec 17 23:18:32.359 INFO [stderr] warning: unused variable: `type_info`
Dec 17 23:18:32.359 INFO [stderr]    --> src/ast/abstract_syntax_tree.rs:685:49
Dec 17 23:18:32.359 INFO [stderr]     |
Dec 17 23:18:32.359 INFO [stderr] 685 |                                             ref type_info
Dec 17 23:18:32.359 INFO [stderr]     |                                                 ^^^^^^^^^ help: try ignoring the field: `type_info: _`
Dec 17 23:18:32.359 INFO [stderr] 
Dec 17 23:18:32.359 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:32.359 INFO [stderr]    --> src/ast/abstract_syntax_tree.rs:753:71
Dec 17 23:18:32.359 INFO [stderr]     |
Dec 17 23:18:32.359 INFO [stderr] 753 |                                     if let &Datatype::StructType{ ref identifier, ref type_information } = datatype {
Dec 17 23:18:32.359 INFO [stderr]     |                                                                       ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:32.359 INFO [stderr] 
Dec 17 23:18:32.376 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:32.376 INFO [stderr]   --> src/ast/type_info.rs:54:75
Dec 17 23:18:32.376 INFO [stderr]    |
Dec 17 23:18:32.376 INFO [stderr] 54 |                                    if let SExpression::TypeAssignment{ref identifier, ref type_info} = *s_expression {
Dec 17 23:18:32.377 INFO [stderr]    |                                                                           ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:32.377 INFO [stderr] 
Dec 17 23:18:32.377 INFO [stderr] warning: unused variable: `type_information`
Dec 17 23:18:32.377 INFO [stderr]   --> src/ast/type_info.rs:77:47
Dec 17 23:18:32.377 INFO [stderr]    |
Dec 17 23:18:32.377 INFO [stderr] 77 |             Datatype::StructType{ identifier, type_information} => TypeInfo::StructType{ identifier: identifier },
Dec 17 23:18:32.377 INFO [stderr]    |                                               ^^^^^^^^^^^^^^^^ help: try ignoring the field: `type_information: _`
Dec 17 23:18:32.377 INFO [stderr] 
Dec 17 23:18:32.377 INFO [stderr] warning: unused variable: `parameters`
Dec 17 23:18:32.377 INFO [stderr]    --> src/ast/type_info.rs:129:36
Dec 17 23:18:32.377 INFO [stderr]     |
Dec 17 23:18:32.377 INFO [stderr] 129 |             TypeInfo::Function{ref parameters, ref return_type} => {
Dec 17 23:18:32.377 INFO [stderr]     |                                    ^^^^^^^^^^ help: try ignoring the field: `parameters: _`
Dec 17 23:18:32.377 INFO [stderr] 
Dec 17 23:18:32.378 INFO [stderr] warning: unused variable: `return_type`
Dec 17 23:18:32.378 INFO [stderr]    --> src/ast/type_info.rs:129:52
Dec 17 23:18:32.378 INFO [stderr]     |
Dec 17 23:18:32.378 INFO [stderr] 129 |             TypeInfo::Function{ref parameters, ref return_type} => {
Dec 17 23:18:32.378 INFO [stderr]     |                                                    ^^^^^^^^^^^ help: try ignoring the field: `return_type: _`
Dec 17 23:18:32.378 INFO [stderr] 
Dec 17 23:18:32.378 INFO [stderr] warning: unused variable: `ast`
Dec 17 23:18:32.378 INFO [stderr]   --> src/ast/mutability.rs:54:65
Dec 17 23:18:32.378 INFO [stderr]    |
Dec 17 23:18:32.378 INFO [stderr] 54 |                     SExpression::Assignment{ref identifier, ref ast} => { // a := 5
Dec 17 23:18:32.378 INFO [stderr]    |                                                                 ^^^ help: try ignoring the field: `ast: _`
Dec 17 23:18:32.378 INFO [stderr] 
Dec 17 23:18:32.378 INFO [stderr] warning: unused variable: `ast`
Dec 17 23:18:32.378 INFO [stderr]   --> src/ast/mutability.rs:68:72
Dec 17 23:18:32.378 INFO [stderr]    |
Dec 17 23:18:32.378 INFO [stderr] 68 |                     SExpression::ConstDeclaration {ref identifier, ref ast} => { // const a := 5
Dec 17 23:18:32.378 INFO [stderr]    |                                                                        ^^^ help: try ignoring the field: `ast: _`
Dec 17 23:18:32.378 INFO [stderr] 
Dec 17 23:18:32.378 INFO [stderr] warning: unused variable: `ast`
Dec 17 23:18:32.378 INFO [stderr]   --> src/ast/mutability.rs:80:76
Dec 17 23:18:32.378 INFO [stderr]    |
Dec 17 23:18:32.378 INFO [stderr] 80 |                     SExpression::VariableDeclaration { ref identifier, ref ast } => {
Dec 17 23:18:32.378 INFO [stderr]    |                                                                            ^^^ help: try ignoring the field: `ast: _`
Dec 17 23:18:32.378 INFO [stderr] 
Dec 17 23:18:32.378 INFO [stderr] warning: unused variable: `function_datatype`
Dec 17 23:18:32.378 INFO [stderr]   --> src/ast/mutability.rs:97:72
Dec 17 23:18:32.378 INFO [stderr]    |
Dec 17 23:18:32.378 INFO [stderr] 97 |                     SExpression::DeclareFunction { ref identifier, ref function_datatype } => {
Dec 17 23:18:32.378 INFO [stderr]    |                                                                        ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `function_datatype: _`
Dec 17 23:18:32.378 INFO [stderr] 
Dec 17 23:18:32.379 INFO [stderr] warning: unused variable: `struct_type_info`
Dec 17 23:18:32.379 INFO [stderr]    --> src/ast/mutability.rs:109:74
Dec 17 23:18:32.379 INFO [stderr]     |
Dec 17 23:18:32.379 INFO [stderr] 109 |                     SExpression::StructDeclaration { ref identifier, ref struct_type_info} => {
Dec 17 23:18:32.379 INFO [stderr]     |                                                                          ^^^^^^^^^^^^^^^^ help: try ignoring the field: `struct_type_info: _`
Dec 17 23:18:32.379 INFO [stderr] 
Dec 17 23:18:32.379 INFO [stderr] warning: unused variable: `lhs_type`
Dec 17 23:18:32.379 INFO [stderr]    --> src/ast/type_checking.rs:130:65
Dec 17 23:18:32.379 INFO [stderr]     |
Dec 17 23:18:32.380 INFO [stderr] 130 |                                         Mutability::Mutable(ref lhs_type) => {
Dec 17 23:18:32.380 INFO [stderr]     |                                                                 ^^^^^^^^ help: consider using `_lhs_type` instead
Dec 17 23:18:32.380 INFO [stderr] 
Dec 17 23:18:32.380 INFO [stderr] warning: unused variable: `lhs_mutability`
Dec 17 23:18:32.380 INFO [stderr]    --> src/ast/type_checking.rs:166:38
Dec 17 23:18:32.380 INFO [stderr]     |
Dec 17 23:18:32.380 INFO [stderr] 166 |                                 Some(lhs_mutability) => {
Dec 17 23:18:32.380 INFO [stderr]     |                                      ^^^^^^^^^^^^^^ help: consider using `_lhs_mutability` instead
Dec 17 23:18:32.380 INFO [stderr] 
Dec 17 23:18:32.380 INFO [stderr] warning: unused variable: `lhs_mutability`
Dec 17 23:18:32.380 INFO [stderr]    --> src/ast/type_checking.rs:197:38
Dec 17 23:18:32.380 INFO [stderr]     |
Dec 17 23:18:32.380 INFO [stderr] 197 |                                 Some(lhs_mutability) => {
Dec 17 23:18:32.380 INFO [stderr]     |                                      ^^^^^^^^^^^^^^ help: consider using `_lhs_mutability` instead
Dec 17 23:18:32.380 INFO [stderr] 
Dec 17 23:18:32.380 INFO [stderr] warning: unused variable: `lhs_mutability`
Dec 17 23:18:32.380 INFO [stderr]    --> src/ast/type_checking.rs:226:38
Dec 17 23:18:32.380 INFO [stderr]     |
Dec 17 23:18:32.380 INFO [stderr] 226 |                                 Some(lhs_mutability) => {
Dec 17 23:18:32.380 INFO [stderr]     |                                      ^^^^^^^^^^^^^^ help: consider using `_lhs_mutability` instead
Dec 17 23:18:32.380 INFO [stderr] 
Dec 17 23:18:32.380 INFO [stderr] warning: unused variable: `index`
Dec 17 23:18:32.380 INFO [stderr]    --> src/ast/type_checking.rs:308:29
Dec 17 23:18:32.380 INFO [stderr]     |
Dec 17 23:18:32.380 INFO [stderr] 308 |                         ref index
Dec 17 23:18:32.380 INFO [stderr]     |                             ^^^^^ help: try ignoring the field: `index: _`
Dec 17 23:18:32.381 INFO [stderr] 
Dec 17 23:18:32.381 INFO [stderr] warning: unused variable: `struct_datatype`
Dec 17 23:18:32.381 INFO [stderr]    --> src/ast/type_checking.rs:386:29
Dec 17 23:18:32.381 INFO [stderr]     |
Dec 17 23:18:32.381 INFO [stderr] 386 |                         ref struct_datatype
Dec 17 23:18:32.381 INFO [stderr]     |                             ^^^^^^^^^^^^^^^ help: try ignoring the field: `struct_datatype: _`
Dec 17 23:18:32.381 INFO [stderr] 
Dec 17 23:18:32.381 INFO [stderr] warning: unused variable: `map`
Dec 17 23:18:32.381 INFO [stderr]    --> src/ast/type_checking.rs:390:62
Dec 17 23:18:32.381 INFO [stderr]     |
Dec 17 23:18:32.381 INFO [stderr] 390 |                                 if let TypeInfo::Struct{ ref map } = existing_struct_type.clone().get_type() {
Dec 17 23:18:32.381 INFO [stderr]     |                                                              ^^^ help: try ignoring the field: `map: _`
Dec 17 23:18:32.381 INFO [stderr] 
Dec 17 23:18:32.384 INFO [stderr] warning: unused variable: `identifier`
Dec 17 23:18:32.384 INFO [stderr]    --> src/ast/type_checking.rs:399:29
Dec 17 23:18:32.384 INFO [stderr]     |
Dec 17 23:18:32.384 INFO [stderr] 399 |                         ref identifier,
Dec 17 23:18:32.384 INFO [stderr]     |                             ^^^^^^^^^^ help: try ignoring the field: `identifier: _`
Dec 17 23:18:32.384 INFO [stderr] 
Dec 17 23:18:32.384 INFO [stderr] warning: unused variable: `field_identifier`
Dec 17 23:18:32.384 INFO [stderr]    --> src/ast/type_checking.rs:400:29
Dec 17 23:18:32.384 INFO [stderr]     |
Dec 17 23:18:32.384 INFO [stderr] 400 |                         ref field_identifier
Dec 17 23:18:32.384 INFO [stderr]     |                             ^^^^^^^^^^^^^^^^ help: try ignoring the field: `field_identifier: _`
Dec 17 23:18:32.384 INFO [stderr] 
Dec 17 23:18:32.716 INFO [stderr] warning: variable does not need to be mutable
Dec 17 23:18:32.718 INFO [stderr]   --> src/ast/type_checking.rs:58:32
Dec 17 23:18:32.718 INFO [stderr]    |
Dec 17 23:18:32.718 INFO [stderr] 58 |     pub fn check_types( &self, mut type_store: &mut TypeStore ) -> MutabilityResult {
Dec 17 23:18:32.718 INFO [stderr]    |                                ----^^^^^^^^^^
Dec 17 23:18:32.718 INFO [stderr]    |                                |
Dec 17 23:18:32.718 INFO [stderr]    |                                help: remove this `mut`
Dec 17 23:18:32.718 INFO [stderr]    |
Dec 17 23:18:32.718 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 17 23:18:32.718 INFO [stderr] 
Dec 17 23:18:32.944 INFO [stderr] warning: variable does not need to be mutable
Dec 17 23:18:32.944 INFO [stderr]   --> src/repl.rs:78:82
Dec 17 23:18:32.944 INFO [stderr]    |
Dec 17 23:18:32.944 INFO [stderr] 78 | pub fn repl(mut map: &mut VariableStore, mut mutability_map: &mut MutabilityMap, mut type_store: &mut TypeStore) {
Dec 17 23:18:32.944 INFO [stderr]    |                                                                                  ----^^^^^^^^^^
Dec 17 23:18:32.944 INFO [stderr]    |                                                                                  |
Dec 17 23:18:32.944 INFO [stderr]    |                                                                                  help: remove this `mut`
Dec 17 23:18:32.944 INFO [stderr] 
Dec 17 23:18:33.304 INFO [stderr] warning: variant is never constructed: `ExpectedDataTypeInfo`
Dec 17 23:18:33.304 INFO [stderr]   --> src/ast/lang_result.rs:23:5
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr] 23 |     ExpectedDataTypeInfo,
Dec 17 23:18:33.304 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 23:18:33.304 INFO [stderr] 
Dec 17 23:18:33.304 INFO [stderr] warning: variant is never constructed: `InvalidSyntax`
Dec 17 23:18:33.304 INFO [stderr]   --> src/ast/lang_result.rs:24:5
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr] 24 |     InvalidSyntax,
Dec 17 23:18:33.304 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 17 23:18:33.304 INFO [stderr] 
Dec 17 23:18:33.304 INFO [stderr] warning: variant is never constructed: `InvalidSyntaxFailedToParse`
Dec 17 23:18:33.304 INFO [stderr]   --> src/ast/lang_result.rs:25:5
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr] 25 |     InvalidSyntaxFailedToParse,
Dec 17 23:18:33.304 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:33.304 INFO [stderr] 
Dec 17 23:18:33.304 INFO [stderr] warning: type alias is never used: `MutabilityResult`
Dec 17 23:18:33.304 INFO [stderr]   --> src/ast/mutability.rs:10:1
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr] 10 | pub type MutabilityResult = Result<(), MutabilityError>;
Dec 17 23:18:33.304 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:33.304 INFO [stderr] 
Dec 17 23:18:33.304 INFO [stderr] warning: variant is never constructed: `VariableDoesNotExist`
Dec 17 23:18:33.304 INFO [stderr]   --> src/ast/type_checking.rs:16:5
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr] 16 |     VariableDoesNotExist, // Remove?
Dec 17 23:18:33.304 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:33.304 INFO [stderr] 
Dec 17 23:18:33.304 INFO [stderr] warning: function is never used: `get_type_from_ast`
Dec 17 23:18:33.304 INFO [stderr]   --> src/parser/type_signature.rs:57:1
Dec 17 23:18:33.304 INFO [stderr]    |
Dec 17 23:18:33.304 INFO [stderr] 57 | fn get_type_from_ast(ast: Ast) -> TypeInfo {
Dec 17 23:18:33.304 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 23:18:33.304 INFO [stderr] 
Dec 17 23:18:33.492 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.77s
Dec 17 23:18:33.760 INFO running `"docker" "inspect" "96adf41cd5655d20e698da8320b59a6c7f09513ad11a858b00ebf7006e34118b"`
Dec 17 23:18:33.843 INFO running `"docker" "rm" "-f" "96adf41cd5655d20e698da8320b59a6c7f09513ad11a858b00ebf7006e34118b"`
Dec 17 23:18:33.949 INFO [stdout] 96adf41cd5655d20e698da8320b59a6c7f09513ad11a858b00ebf7006e34118b