Dec 19 20:23:36.742 INFO checking arbaregni/SETU against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 20:23:36.742 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/arbaregni/SETU:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 20:23:37.010 INFO [stdout] c5a0d2cb2a8cd4f69269c232f0a73b3c34c1d39f59f2f43ed59f96a2118882c6
Dec 19 20:23:37.028 INFO running `"docker" "start" "-a" "c5a0d2cb2a8cd4f69269c232f0a73b3c34c1d39f59f2f43ed59f96a2118882c6"`
Dec 19 20:23:38.420 INFO [stderr]     Checking regex v0.2.3
Dec 19 20:23:40.380 INFO [stderr]     Checking SETU v0.1.0 (/opt/crater/workdir)
Dec 19 20:23:40.848 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:23:40.848 INFO [stderr]    --> src/compile_structs.rs:208:47
Dec 19 20:23:40.848 INFO [stderr]     |
Dec 19 20:23:40.848 INFO [stderr] 208 |     fn add_captures(&self, index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Result<(), Status> {
Dec 19 20:23:40.848 INFO [stderr]     |                                               ----^^^^^^^^^^^^^^^^
Dec 19 20:23:40.848 INFO [stderr]     |                                               |
Dec 19 20:23:40.848 INFO [stderr]     |                                               help: remove this `mut`
Dec 19 20:23:40.848 INFO [stderr]     |
Dec 19 20:23:40.848 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:23:40.848 INFO [stderr] 
Dec 19 20:23:40.868 INFO [stderr] warning: crate `SETU` should have a snake case name such as `setu`
Dec 19 20:23:40.868 INFO [stderr]   |
Dec 19 20:23:40.868 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 20:23:40.868 INFO [stderr] 
Dec 19 20:23:40.872 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:23:40.872 INFO [stderr]    --> src/compile_structs.rs:208:47
Dec 19 20:23:40.872 INFO [stderr]     |
Dec 19 20:23:40.872 INFO [stderr] 208 |     fn add_captures(&self, index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Result<(), Status> {
Dec 19 20:23:40.872 INFO [stderr]     |                                               ----^^^^^^^^^^^^^^^^
Dec 19 20:23:40.872 INFO [stderr]     |                                               |
Dec 19 20:23:40.872 INFO [stderr]     |                                               help: remove this `mut`
Dec 19 20:23:40.872 INFO [stderr]     |
Dec 19 20:23:40.872 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:23:40.872 INFO [stderr] 
Dec 19 20:23:40.912 INFO [stderr] warning: variant is never constructed: `Ignorable`
Dec 19 20:23:40.912 INFO [stderr]   --> src/compile_structs.rs:13:5
Dec 19 20:23:40.912 INFO [stderr]    |
Dec 19 20:23:40.912 INFO [stderr] 13 |     Ignorable,
Dec 19 20:23:40.912 INFO [stderr]    |     ^^^^^^^^^
Dec 19 20:23:40.912 INFO [stderr]    |
Dec 19 20:23:40.912 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 20:23:40.912 INFO [stderr] 
Dec 19 20:23:40.912 INFO [stderr] warning: variant is never constructed: `Control`
Dec 19 20:23:40.912 INFO [stderr]   --> src/compile_structs.rs:14:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 14 |     Control,
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Constraint`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:15:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 15 |     Constraint,
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Identifier`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:16:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 16 |     Identifier,
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Symbol`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:17:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 17 |     Symbol,
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `PairSymbol`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:18:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 18 |     PairSymbol, //some day could keep track of its level ?
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: method is never used: `iterator`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:23:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 23 |     pub fn iterator() -> Iter<'static, TokenType> {
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: static item is never used: `TOKENS`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:24:9
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 24 |         static TOKENS: [TokenType; 6] = [TokenType::Ignorable, TokenType::Control, TokenType::Constraint, TokenType::Identifier, TokenType::Symbol, TokenType::PairSymbol];
Dec 19 20:23:40.913 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: method is never used: `get_pattern`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:28:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 28 |     pub fn get_pattern(&self) -> &str {
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Type`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:56:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 56 |     Type(TokenType),
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Val`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:57:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 57 |     Val(&'a str),
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Group`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:58:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 58 |     Group(Box<Vec<ParseCheck<'a>>>),
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: variant is never constructed: `Alternation`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:59:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 59 |     Alternation(Box<Vec<ParseCheck<'a>>>),
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: method is never used: `check_cond`
Dec 19 20:23:40.913 INFO [stderr]   --> src/compile_structs.rs:64:5
Dec 19 20:23:40.913 INFO [stderr]    |
Dec 19 20:23:40.913 INFO [stderr] 64 |     fn check_cond(&self, mut index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Status {
Dec 19 20:23:40.913 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.913 INFO [stderr] 
Dec 19 20:23:40.913 INFO [stderr] warning: method is never used: `new_val_check`
Dec 19 20:23:40.913 INFO [stderr]    --> src/compile_structs.rs:132:5
Dec 19 20:23:40.913 INFO [stderr]     |
Dec 19 20:23:40.913 INFO [stderr] 132 |     pub fn new_val_check(val: &str) -> ParseCheck {
Dec 19 20:23:40.913 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `new_ident_check`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:135:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 135 |     pub fn new_ident_check() -> ParseCheck<'static> {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `new_group`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:138:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 138 |     pub fn new_group(v: Vec<ParseCheck<'static>>) -> ParseCheck<'static> {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `new_alternation`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:141:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 141 |     pub fn new_alternation(v: Vec<ParseCheck<'static>>) -> ParseCheck<'static> {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `check_against`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:145:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 145 |     fn check_against(&self, index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Status {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: enum is never used: `Status`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:186:1
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 186 | pub enum Status<'a> {
Dec 19 20:23:40.914 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `expect`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:192:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 192 |     fn expect<'b>(predicate: bool, condition: &'b Condition<'b>, index: usize) -> Status<'b> {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `add_captures`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:208:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 208 |     fn add_captures(&self, index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Result<(), Status> {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: method is never used: `captures`
Dec 19 20:23:40.914 INFO [stderr]    --> src/compile_structs.rs:223:5
Dec 19 20:23:40.914 INFO [stderr]     |
Dec 19 20:23:40.914 INFO [stderr] 223 |     pub fn captures<'b>(&self, start_at: usize, tokens: &Vec<Token<'b>>) -> Result<(Vec<Token<'b>>, usize), Status> {
Dec 19 20:23:40.914 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: function is never used: `tokenize`
Dec 19 20:23:40.914 INFO [stderr]  --> src/compile.rs:9:1
Dec 19 20:23:40.914 INFO [stderr]   |
Dec 19 20:23:40.914 INFO [stderr] 9 | pub fn tokenize(source: &str) -> Result<Vec<Token>, String> {
Dec 19 20:23:40.914 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: function is never used: `parse`
Dec 19 20:23:40.914 INFO [stderr]   --> src/compile.rs:56:1
Dec 19 20:23:40.914 INFO [stderr]    |
Dec 19 20:23:40.914 INFO [stderr] 56 | pub fn parse<'a, 'b>(tokens: &'a Vec<Token<'b>>) -> Result<Vec<CodeElement<'b>>, String> {
Dec 19 20:23:40.914 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: function is never used: `compile`
Dec 19 20:23:40.914 INFO [stderr]   --> src/compile.rs:98:1
Dec 19 20:23:40.914 INFO [stderr]    |
Dec 19 20:23:40.914 INFO [stderr] 98 | pub fn compile(source: &str) {
Dec 19 20:23:40.914 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: static item is never used: `VERBOSE`
Dec 19 20:23:40.914 INFO [stderr]  --> src/compile_values.rs:1:1
Dec 19 20:23:40.914 INFO [stderr]   |
Dec 19 20:23:40.914 INFO [stderr] 1 | pub static VERBOSE: bool = false;
Dec 19 20:23:40.914 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: static item is never used: `IGNORABLE`
Dec 19 20:23:40.914 INFO [stderr]  --> src/compile_values.rs:4:5
Dec 19 20:23:40.914 INFO [stderr]   |
Dec 19 20:23:40.914 INFO [stderr] 4 |     pub static IGNORABLE:   &str =      r"^(\s+)";
Dec 19 20:23:40.914 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: static item is never used: `CONTROL`
Dec 19 20:23:40.914 INFO [stderr]  --> src/compile_values.rs:5:5
Dec 19 20:23:40.914 INFO [stderr]   |
Dec 19 20:23:40.914 INFO [stderr] 5 |     pub static CONTROL:     &str =      r"^(MATCH|LET|SET|FUNC)";
Dec 19 20:23:40.914 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.914 INFO [stderr] 
Dec 19 20:23:40.914 INFO [stderr] warning: static item is never used: `CONSTRAINT`
Dec 19 20:23:40.914 INFO [stderr]  --> src/compile_values.rs:6:5
Dec 19 20:23:40.914 INFO [stderr]   |
Dec 19 20:23:40.914 INFO [stderr] 6 |     pub static CONSTRAINT:  &str =      r"^(WHERE)";
Dec 19 20:23:40.914 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.915 INFO [stderr] 
Dec 19 20:23:40.915 INFO [stderr] warning: static item is never used: `IDENTIFIER`
Dec 19 20:23:40.915 INFO [stderr]  --> src/compile_values.rs:7:5
Dec 19 20:23:40.915 INFO [stderr]   |
Dec 19 20:23:40.915 INFO [stderr] 7 |     pub static IDENTIFIER:  &str =      r"^([0-9a-zA-Z_]+)";
Dec 19 20:23:40.915 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.915 INFO [stderr] 
Dec 19 20:23:40.915 INFO [stderr] warning: static item is never used: `SYMBOL`
Dec 19 20:23:40.915 INFO [stderr]  --> src/compile_values.rs:8:5
Dec 19 20:23:40.915 INFO [stderr]   |
Dec 19 20:23:40.915 INFO [stderr] 8 |     pub static SYMBOL:      &str =      r"^(\.\.\.|=>|->|[:;,=\.])";
Dec 19 20:23:40.915 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.915 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: static item is never used: `PAIR_SYMBOL`
Dec 19 20:23:40.916 INFO [stderr]  --> src/compile_values.rs:9:5
Dec 19 20:23:40.916 INFO [stderr]   |
Dec 19 20:23:40.916 INFO [stderr] 9 |     pub static PAIR_SYMBOL: &str =      r"^([\{\}\[\]\(\)])";
Dec 19 20:23:40.916 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `expr`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:15:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 15 |     fn expr() -> ParseCheck<'static> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `where_clause`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:18:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 18 |     fn where_clause() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `argument`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:24:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 24 |     fn argument(where_clause_required: bool) -> Condition<'static> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `list_from`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:37:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 37 |     fn list_from(cond: Condition<'static>) -> ParseCheck<'static> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `get_extensional_set_definition`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:47:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 47 |     pub fn get_extensional_set_definition() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `get_inf_set_definition`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:58:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 58 |     pub fn get_inf_set_definition() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `get_intensional_set_definition`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:68:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 68 |     pub fn get_intensional_set_definition() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `get_function_definition`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:77:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 77 |     pub fn get_function_definition() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.916 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.916 INFO [stderr] 
Dec 19 20:23:40.916 INFO [stderr] warning: function is never used: `get_data`
Dec 19 20:23:40.916 INFO [stderr]   --> src/compile_values.rs:92:5
Dec 19 20:23:40.916 INFO [stderr]    |
Dec 19 20:23:40.916 INFO [stderr] 92 |     pub fn get_data() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.917 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.917 INFO [stderr] 
Dec 19 20:23:40.920 INFO [stderr] warning: function is never used: `get_let_statement`
Dec 19 20:23:40.920 INFO [stderr]    --> src/compile_values.rs:104:5
Dec 19 20:23:40.920 INFO [stderr]     |
Dec 19 20:23:40.920 INFO [stderr] 104 |     pub fn get_let_statement() -> Vec<ParseCheck<'static>> {
Dec 19 20:23:40.920 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.920 INFO [stderr] 
Dec 19 20:23:40.920 INFO [stderr] warning: variant is never constructed: `ExtensionalSetDefinition`
Dec 19 20:23:40.920 INFO [stderr]  --> src/lang_structs.rs:6:5
Dec 19 20:23:40.920 INFO [stderr]   |
Dec 19 20:23:40.920 INFO [stderr] 6 |     ExtensionalSetDefinition,
Dec 19 20:23:40.920 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.920 INFO [stderr] 
Dec 19 20:23:40.920 INFO [stderr] warning: variant is never constructed: `InfiniteSetDefinition`
Dec 19 20:23:40.920 INFO [stderr]  --> src/lang_structs.rs:7:5
Dec 19 20:23:40.920 INFO [stderr]   |
Dec 19 20:23:40.920 INFO [stderr] 7 |     InfiniteSetDefinition,
Dec 19 20:23:40.920 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.920 INFO [stderr] 
Dec 19 20:23:40.920 INFO [stderr] warning: variant is never constructed: `IntensionalSetDefinition`
Dec 19 20:23:40.920 INFO [stderr]  --> src/lang_structs.rs:8:5
Dec 19 20:23:40.920 INFO [stderr]   |
Dec 19 20:23:40.920 INFO [stderr] 8 |     IntensionalSetDefinition,
Dec 19 20:23:40.920 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.920 INFO [stderr] 
Dec 19 20:23:40.920 INFO [stderr] warning: variant is never constructed: `FunctionalDefinition`
Dec 19 20:23:40.920 INFO [stderr]  --> src/lang_structs.rs:9:5
Dec 19 20:23:40.920 INFO [stderr]   |
Dec 19 20:23:40.920 INFO [stderr] 9 |     FunctionalDefinition,
Dec 19 20:23:40.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: variant is never constructed: `LetStatement`
Dec 19 20:23:40.921 INFO [stderr]   --> src/lang_structs.rs:10:5
Dec 19 20:23:40.921 INFO [stderr]    |
Dec 19 20:23:40.921 INFO [stderr] 10 |     LetStatement,
Dec 19 20:23:40.921 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: method is never used: `iterator`
Dec 19 20:23:40.921 INFO [stderr]   --> src/lang_structs.rs:13:5
Dec 19 20:23:40.921 INFO [stderr]    |
Dec 19 20:23:40.921 INFO [stderr] 13 |     pub fn iterator() -> Iter<'static, ElementType> {
Dec 19 20:23:40.921 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: static item is never used: `TYPES`
Dec 19 20:23:40.921 INFO [stderr]   --> src/lang_structs.rs:14:9
Dec 19 20:23:40.921 INFO [stderr]    |
Dec 19 20:23:40.921 INFO [stderr] 14 | /         static TYPES: [ElementType; 5] = [
Dec 19 20:23:40.921 INFO [stderr] 15 | |             ElementType::ExtensionalSetDefinition,
Dec 19 20:23:40.921 INFO [stderr] 16 | |             ElementType::InfiniteSetDefinition,
Dec 19 20:23:40.921 INFO [stderr] 17 | |             ElementType::IntensionalSetDefinition,
Dec 19 20:23:40.921 INFO [stderr] 18 | |             ElementType::FunctionalDefinition,
Dec 19 20:23:40.921 INFO [stderr] 19 | |             ElementType::LetStatement,
Dec 19 20:23:40.921 INFO [stderr] 20 | |         ];
Dec 19 20:23:40.921 INFO [stderr]    | |__________^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: method is never used: `get_pattern`
Dec 19 20:23:40.921 INFO [stderr]   --> src/lang_structs.rs:23:5
Dec 19 20:23:40.921 INFO [stderr]    |
Dec 19 20:23:40.921 INFO [stderr] 23 |     pub fn get_pattern(&self) -> compile_structs::ParsePattern {
Dec 19 20:23:40.921 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: struct is never constructed: `CodeElement`
Dec 19 20:23:40.921 INFO [stderr]   --> src/lang_structs.rs:36:1
Dec 19 20:23:40.921 INFO [stderr]    |
Dec 19 20:23:40.921 INFO [stderr] 36 | pub struct CodeElement<'a> {
Dec 19 20:23:40.921 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: method is never used: `new`
Dec 19 20:23:40.921 INFO [stderr]   --> src/lang_structs.rs:41:5
Dec 19 20:23:40.921 INFO [stderr]    |
Dec 19 20:23:40.921 INFO [stderr] 41 |     pub fn new<'b, 'c>(name_ref: &'b ElementType, data_real: Vec<compile_structs::Token<'c>>) -> CodeElement<'c> {
Dec 19 20:23:40.921 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:40.921 INFO [stderr] warning: crate `SETU` should have a snake case name such as `setu`
Dec 19 20:23:40.921 INFO [stderr]   |
Dec 19 20:23:40.921 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 20:23:40.921 INFO [stderr] 
Dec 19 20:23:41.664 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:23:41.664 INFO [stderr]    --> src/compile_structs.rs:208:47
Dec 19 20:23:41.664 INFO [stderr]     |
Dec 19 20:23:41.664 INFO [stderr] 208 |     fn add_captures(&self, index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Result<(), Status> {
Dec 19 20:23:41.664 INFO [stderr]     |                                               ----^^^^^^^^^^^^^^^^
Dec 19 20:23:41.664 INFO [stderr]     |                                               |
Dec 19 20:23:41.664 INFO [stderr]     |                                               help: remove this `mut`
Dec 19 20:23:41.664 INFO [stderr]     |
Dec 19 20:23:41.664 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:23:41.664 INFO [stderr] 
Dec 19 20:23:41.667 INFO [stderr] warning: crate `SETU` should have a snake case name such as `setu`
Dec 19 20:23:41.667 INFO [stderr]   |
Dec 19 20:23:41.667 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 20:23:41.667 INFO [stderr] 
Dec 19 20:23:41.880 INFO [stderr] warning: variable does not need to be mutable
Dec 19 20:23:41.880 INFO [stderr]    --> src/compile_structs.rs:208:47
Dec 19 20:23:41.880 INFO [stderr]     |
Dec 19 20:23:41.880 INFO [stderr] 208 |     fn add_captures(&self, index: &mut usize, mut captured_indices: &mut Vec<usize>, tokens: &Vec<Token>) -> Result<(), Status> {
Dec 19 20:23:41.880 INFO [stderr]     |                                               ----^^^^^^^^^^^^^^^^
Dec 19 20:23:41.880 INFO [stderr]     |                                               |
Dec 19 20:23:41.880 INFO [stderr]     |                                               help: remove this `mut`
Dec 19 20:23:41.880 INFO [stderr]     |
Dec 19 20:23:41.881 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 20:23:41.881 INFO [stderr] 
Dec 19 20:23:41.881 INFO [stderr] warning: crate `SETU` should have a snake case name such as `setu`
Dec 19 20:23:41.881 INFO [stderr]   |
Dec 19 20:23:41.881 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 20:23:41.881 INFO [stderr] 
Dec 19 20:23:41.931 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
Dec 19 20:23:42.502 INFO running `"docker" "inspect" "c5a0d2cb2a8cd4f69269c232f0a73b3c34c1d39f59f2f43ed59f96a2118882c6"`
Dec 19 20:23:42.842 INFO running `"docker" "rm" "-f" "c5a0d2cb2a8cd4f69269c232f0a73b3c34c1d39f59f2f43ed59f96a2118882c6"`
Dec 19 20:23:43.145 INFO [stdout] c5a0d2cb2a8cd4f69269c232f0a73b3c34c1d39f59f2f43ed59f96a2118882c6