[INFO] cloning repository https://github.com/terrarier2111/MathInterpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/terrarier2111/MathInterpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2FMathInterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2FMathInterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ff554401e4a8c43e421c79c557fec706779dcfd
[INFO] testing terrarier2111/MathInterpreter against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2FMathInterpreter" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/terrarier2111/MathInterpreter on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/terrarier2111/MathInterpreter
[INFO] finished tweaking git repo https://github.com/terrarier2111/MathInterpreter
[INFO] tweaked toml for git repo https://github.com/terrarier2111/MathInterpreter written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/terrarier2111/MathInterpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arpfloat v0.1.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d8510c8ed1eb653748f20b92ed5721cb10aa54076257d46cef719e1b62d76e8
[INFO] running `Command { std: "docker" "start" "-a" "4d8510c8ed1eb653748f20b92ed5721cb10aa54076257d46cef719e1b62d76e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d8510c8ed1eb653748f20b92ed5721cb10aa54076257d46cef719e1b62d76e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d8510c8ed1eb653748f20b92ed5721cb10aa54076257d46cef719e1b62d76e8", kill_on_drop: false }`
[INFO] [stdout] 4d8510c8ed1eb653748f20b92ed5721cb10aa54076257d46cef719e1b62d76e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0f7a12f78c1e6750df80ea03204ce43646912e1f7bc2c5cecd8e12300f3cb2d
[INFO] running `Command { std: "docker" "start" "-a" "b0f7a12f78c1e6750df80ea03204ce43646912e1f7bc2c5cecd8e12300f3cb2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling wide v0.7.5
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling arpfloat v0.1.9
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling simba v0.6.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling nalgebra v0.29.0
[INFO] [stderr]    Compiling statrs v0.16.0
[INFO] [stderr]    Compiling MathInterpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `diagnostic_builder_spanned`
[INFO] [stdout]  --> src/ast_walker.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diagnostic_builder`
[INFO] [stdout]  --> src/equation_evaluator.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/equation_evaluator.rs:6:67
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::shared::{BinOpKind, LiteralKind, LiteralToken, Number, SignKind, TrailingSpace, UnaryOpKind, num_from_f64};
[INFO] [stdout]   |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/equation_evaluator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ANSMode`, `Config`, `DiagnosticsConfig`, `Mode`, `_lib`, `parser`
[INFO] [stdout]  --> src/equation_simplifier.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{_lib, diagnostic_builder, parser, shared, ANSMode, Config, DiagnosticsConfig, Mode};
[INFO] [stdout]   |             ^^^^                      ^^^^^^          ^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_simplifier.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Neg, Range};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/lexer.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BinOpKind, LiteralKind, LiteralToken, SignKind, Token, TokenKind, TrailingSpace, UnaryOpKind,
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericSpan`
[INFO] [stdout]  --> src/lexer.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::span::{FixedTokenSpan, GenericSpan, Span};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> src/parser.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arpfloat::{FP256, Float};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Associativity`, `SignKind`
[INFO] [stdout]   --> src/parser.rs:9:18
[INFO] [stdout]    |
[INFO] [stdout] 9  |     ArgPosition, Associativity, BinOpKind, ImplicitlyMultiply, LiteralKind,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     LiteralToken, Number, SignKind, Token, TokenKind, TrailingSpace, num_from_f64,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Config`, `DiagnosticsConfig`, `_lib`
[INFO] [stdout]   --> src/parser.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     _lib, diagnostic_builder, diagnostic_builder_spanned, equation_evaluator, pluralize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     register_builtin_func, register_const, ANSMode, Config, DiagnosticsConfig, Mode,
[INFO] [stdout]    |                                                     ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/parser.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::diagnostic_builder`
[INFO] [stdout]  --> src/shared.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::diagnostic_builder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::DiagnosticBuilder`
[INFO] [stdout]  --> src/shared.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::DiagnosticBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_evaluator.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Add, Neg, Sub};
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/shared.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:97:49
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn walk_maybe_func(&self, node: &MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:132:48
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn walk_binop(&self, node: &mut BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:141:53
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn walk_unary_op(&self, node: &mut UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:146:57
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn walk_maybe_func(&self, node: &mut MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:171:43
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn walk_binop(&self, node: BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:180:48
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn walk_unary_op(&self, node: UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:185:52
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn walk_maybe_func(&self, node: MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:191:44
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:214:49
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:467:33
[INFO] [stdout]     |
[INFO] [stdout] 467 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:641:33
[INFO] [stdout]     |
[INFO] [stdout] 641 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `potential_next_op`
[INFO] [stdout]    --> src/equation_simplifier.rs:794:21
[INFO] [stdout]     |
[INFO] [stdout] 794 |                 let potential_next_op = token_stream.look_ahead();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potential_next_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/equation_solver.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagnostics_builder`
[INFO] [stdout]   --> src/lexer.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagnostics_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer.rs:167:45
[INFO] [stdout]     |
[INFO] [stdout] 167 | ...                   let mut new_span = span.clone();
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:757:49
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn walk_lit(&self, node: &mut LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:776:48
[INFO] [stdout]     |
[INFO] [stdout] 776 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:796:44
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:801:49
[INFO] [stdout]     |
[INFO] [stdout] 801 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:862:48
[INFO] [stdout]     |
[INFO] [stdout] 862 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:935:13
[INFO] [stdout]     |
[INFO] [stdout] 935 |         let mut walker = FunctionWalker {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1091:13
[INFO] [stdout]      |
[INFO] [stdout] 1091 |         let mut walker = FunctionWalker {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1096:13
[INFO] [stdout]      |
[INFO] [stdout] 1096 |         let mut result = if def {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse_ctx`
[INFO] [stdout]    --> src/shared.rs:211:44
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub(crate) fn eval(&self, arg: Number, parse_ctx: &ParseContext) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn expand_hi(mut self) -> Self {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn expand_lo(mut self) -> Result<Self, ExpandLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn merge_with(mut self, other: Span) -> Self {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `diagnostics` is never read
[INFO] [stdout]   --> src/_lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 11 |     diagnostics: DiagnosticsConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `printing_order` are never read
[INFO] [stdout]   --> src/_lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct DiagnosticsConfig {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 28 |     color: bool,                              // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     printing_order: DiagnosticsPrintingOrder, // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Before` is never constructed
[INFO] [stdout]   --> src/_lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum DiagnosticsPrintingOrder {
[INFO] [stdout]    |          ------------------------ variant in this enum
[INFO] [stdout] 34 |     Before,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsPrintingOrder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Simplify` and `Solve` are never constructed
[INFO] [stdout]   --> src/_lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 46 |     Eval,
[INFO] [stdout] 47 |     Simplify,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 48 |     Solve,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_span` is never read
[INFO] [stdout]    --> src/equation_simplifier.rs:945:5
[INFO] [stdout]     |
[INFO] [stdout] 942 | pub(crate) struct Region {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 945 |     inner_span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Region` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]     --> src/equation_simplifier.rs:959:19
[INFO] [stdout]      |
[INFO] [stdout] 948  | impl Region {
[INFO] [stdout]      | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 959  |     pub(crate) fn replace_in_tokens(self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967  |     pub(crate) fn to_token(self, tokens: Vec<Token>) -> Token {
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 971  |     pub(crate) fn to_inner_tokens(self, tokens: &Vec<Token>) -> Vec<Token> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 979  |     pub(crate) fn pop_braces(&mut self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 990  |     pub(crate) fn partition_by_comma(&mut self, tokens: &mut Vec<Token>) -> Vec<usize> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1040 |     pub(crate) fn erase_and_provide_args(mut self, tokens: &mut Vec<Token>) -> Vec<Vec<Token>> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1070 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_lin_1_arg` is never used
[INFO] [stdout]  --> src/equation_solver.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `error`, `warn_spanned`, `warn`, `note`, `suggest_spanned`, and `build_multi_span_string` are never used
[INFO] [stdout]   --> src/error.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl DiagnosticBuilder {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn error(&mut self, error: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn warn_spanned(&mut self, warning: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn warn(&mut self, warning: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn note(&mut self, note: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn suggest_spanned(&mut self, suggestion: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn build_multi_span_string(len: usize, spans: &Vec<Span>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Warn`, `Suggestion`, and `Note` are never constructed
[INFO] [stdout]   --> src/error.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub(crate) enum DiagnosticItem {
[INFO] [stdout]    |                 -------------- variants in this enum
[INFO] [stdout] 92 |     Error(String, Span),
[INFO] [stdout] 93 |     Warn(String, Span),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 94 |     Suggestion(String, Span),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 95 |     Note(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NONE` is never used
[INFO] [stdout]   --> src/parser.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const NONE: usize = usize::MAX;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct Parser<'a> {
[INFO] [stdout]    |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     action: Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokens_to_string` is never used
[INFO] [stdout]   --> src/parser.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         fn tokens_to_string(tokens: &Box<[Token]>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_const` and `exists_var` are never used
[INFO] [stdout]    --> src/parser.rs:582:12
[INFO] [stdout]     |
[INFO] [stdout] 519 | impl ParseContext {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 582 |     pub fn lookup_const(&self, name: &String, parse_ctx: &ParseContext, span: Span) -> PResult<Number> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 595 |     pub fn exists_var(&self, name: &String) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DefineRecFunc` is never constructed
[INFO] [stdout]    --> src/parser.rs:728:5
[INFO] [stdout]     |
[INFO] [stdout] 725 | pub enum Action {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 728 |     DefineRecFunc(String, Box<[String]>, (usize, usize)), // function name, function arguments, (recursive min idx, recursive min val)
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `kind` is never used
[INFO] [stdout]    --> src/parser.rs:733:12
[INFO] [stdout]     |
[INFO] [stdout] 732 | impl Action {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 733 |     pub fn kind(&self) -> ActionKind {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `DefineVar`, `DefineFunc`, `DefineRecFunc`, and `Eval` are never constructed
[INFO] [stdout]    --> src/parser.rs:745:5
[INFO] [stdout]     |
[INFO] [stdout] 744 | pub enum ActionKind {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] 745 |     DefineVar,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 746 |     DefineFunc,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 747 |     DefineRecFunc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 748 |     Eval,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ActionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parse_ctx` is never read
[INFO] [stdout]    --> src/parser.rs:752:5
[INFO] [stdout]     |
[INFO] [stdout] 751 | struct FunctionWalker<'a> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 752 |     parse_ctx: &'a ParseContext,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `diagnostics`, `unwrap`, and `to_wrapped` are never used
[INFO] [stdout]     --> src/parser.rs:1160:12
[INFO] [stdout]      |
[INFO] [stdout] 1149 | impl<T> ParseResult<T> {
[INFO] [stdout]      | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1160 |     pub fn diagnostics(&self) -> Option<&DiagnosticBuilder> {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1168 |     pub(crate) fn unwrap(self) -> (T, Option<DiagnosticBuilder>) {
[INFO] [stdout]      |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1174 |     fn to_wrapped(self) -> Result<ParseResult<T>, ParseResult<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Region` is never constructed
[INFO] [stdout]   --> src/shared.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     Region(Span, Vec<Token>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `No` is never constructed
[INFO] [stdout]    --> src/shared.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum TrailingSpace {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 118 |     No = 0,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrailingSpace` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/shared.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl TokenKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 148 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `associativity` is never used
[INFO] [stdout]    --> src/shared.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | impl BinOpKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |     pub fn associativity(&self) -> Associativity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `None`, `Left`, and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub enum ArgsKind {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 333 |     None,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 334 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 335 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ArgsKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Plus` is never constructed
[INFO] [stdout]    --> src/shared.rs:362:5
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub enum SignKind {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] 361 |     Default, // FIXME: replace this with the #[default] attribute on the Plus variant!
[INFO] [stdout] 362 |     Plus,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SignKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_raw` is never used
[INFO] [stdout]    --> src/shared.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl SignKind {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 367 |     pub fn to_raw(&self) -> char {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero` is never used
[INFO] [stdout]    --> src/shared.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | pub fn zero() -> Number {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one` is never used
[INFO] [stdout]    --> src/shared.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 | pub fn one() -> Number {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Left` and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:391:5
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub enum Associativity {
[INFO] [stdout]     |          ------------- variants in this enum
[INFO] [stdout] 391 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 392 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Associativity` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/shared.rs:416:12
[INFO] [stdout]     |
[INFO] [stdout] 401 | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 416 |     pub fn next_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 422 |     pub fn pop_token(&mut self) -> Token {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     pub fn look_back(&self) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 435 |     pub fn look_back_by(&self, by: usize) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn look_back_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 453 |     pub fn look_back_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub fn look_ahead_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 462 |     pub fn look_ahead_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `fixed_token`, `shrink_hi`, and `shrink_lo` are never used
[INFO] [stdout]   --> src/span.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Span {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn fixed_token<const SIZE: usize>(position: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/token_stream.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn eat(&mut self, token_kind: TokenKind) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn can_advance(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     pub fn can_go_back(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61  |     pub fn look_ahead<F: FnOnce(&Token) -> bool>(&self, dist: usize, func: F) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71  |     pub fn look_back<T, F: FnOnce(&Token) -> T>(&self, dist: usize, func: F) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     pub fn cursor(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn push_checkpoint(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn pop_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn clear_checkpoints(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn go_back_to_last_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn go_back_to_last_checkpoint_and_insert_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MathInterpreter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `math_interpreter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Span::expand_hi` that must be used
[INFO] [stdout]    --> src/lexer.rs:168:41
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   new_span.expand_hi();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 168 |                                         let _ = new_span.expand_hi();
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 85 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.58s
[INFO] running `Command { std: "docker" "inspect" "b0f7a12f78c1e6750df80ea03204ce43646912e1f7bc2c5cecd8e12300f3cb2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0f7a12f78c1e6750df80ea03204ce43646912e1f7bc2c5cecd8e12300f3cb2d", kill_on_drop: false }`
[INFO] [stdout] b0f7a12f78c1e6750df80ea03204ce43646912e1f7bc2c5cecd8e12300f3cb2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04879d8c0bb59055b97a9a190ce27dc87bf3fa0d2a759175eb07910a34bd6f37
[INFO] running `Command { std: "docker" "start" "-a" "04879d8c0bb59055b97a9a190ce27dc87bf3fa0d2a759175eb07910a34bd6f37", kill_on_drop: false }`
[INFO] [stderr]    Compiling MathInterpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `diagnostic_builder_spanned`
[INFO] [stdout]  --> src/ast_walker.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diagnostic_builder`
[INFO] [stdout]  --> src/equation_evaluator.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/equation_evaluator.rs:6:67
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::shared::{BinOpKind, LiteralKind, LiteralToken, Number, SignKind, TrailingSpace, UnaryOpKind, num_from_f64};
[INFO] [stdout]   |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/equation_evaluator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser`
[INFO] [stdout]  --> src/equation_simplifier.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{_lib, diagnostic_builder, parser, shared, ANSMode, Config, DiagnosticsConfig, Mode};
[INFO] [stdout]   |                                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_simplifier.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Neg, Range};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/lexer.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BinOpKind, LiteralKind, LiteralToken, SignKind, Token, TokenKind, TrailingSpace, UnaryOpKind,
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericSpan`
[INFO] [stdout]  --> src/lexer.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::span::{FixedTokenSpan, GenericSpan, Span};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> src/parser.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arpfloat::{FP256, Float};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Associativity`, `SignKind`
[INFO] [stdout]   --> src/parser.rs:9:18
[INFO] [stdout]    |
[INFO] [stdout] 9  |     ArgPosition, Associativity, BinOpKind, ImplicitlyMultiply, LiteralKind,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     LiteralToken, Number, SignKind, Token, TokenKind, TrailingSpace, num_from_f64,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/parser.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::diagnostic_builder`
[INFO] [stdout]  --> src/shared.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::diagnostic_builder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::DiagnosticBuilder`
[INFO] [stdout]  --> src/shared.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::DiagnosticBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_evaluator.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Add, Neg, Sub};
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/shared.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:97:49
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn walk_maybe_func(&self, node: &MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:132:48
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn walk_binop(&self, node: &mut BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:141:53
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn walk_unary_op(&self, node: &mut UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:146:57
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn walk_maybe_func(&self, node: &mut MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:171:43
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn walk_binop(&self, node: BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:180:48
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn walk_unary_op(&self, node: UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:185:52
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn walk_maybe_func(&self, node: MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:191:44
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:214:49
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:467:33
[INFO] [stdout]     |
[INFO] [stdout] 467 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:641:33
[INFO] [stdout]     |
[INFO] [stdout] 641 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `potential_next_op`
[INFO] [stdout]    --> src/equation_simplifier.rs:794:21
[INFO] [stdout]     |
[INFO] [stdout] 794 |                 let potential_next_op = token_stream.look_ahead();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potential_next_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/equation_solver.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagnostics_builder`
[INFO] [stdout]   --> src/lexer.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagnostics_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer.rs:167:45
[INFO] [stdout]     |
[INFO] [stdout] 167 | ...                   let mut new_span = span.clone();
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:757:49
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn walk_lit(&self, node: &mut LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:776:48
[INFO] [stdout]     |
[INFO] [stdout] 776 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:796:44
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:801:49
[INFO] [stdout]     |
[INFO] [stdout] 801 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:862:48
[INFO] [stdout]     |
[INFO] [stdout] 862 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:935:13
[INFO] [stdout]     |
[INFO] [stdout] 935 |         let mut walker = FunctionWalker {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1091:13
[INFO] [stdout]      |
[INFO] [stdout] 1091 |         let mut walker = FunctionWalker {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1096:13
[INFO] [stdout]      |
[INFO] [stdout] 1096 |         let mut result = if def {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse_ctx`
[INFO] [stdout]    --> src/shared.rs:211:44
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub(crate) fn eval(&self, arg: Number, parse_ctx: &ParseContext) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn expand_hi(mut self) -> Self {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn expand_lo(mut self) -> Result<Self, ExpandLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn merge_with(mut self, other: Span) -> Self {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `diagnostics` is never read
[INFO] [stdout]   --> src/_lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 11 |     diagnostics: DiagnosticsConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `printing_order` are never read
[INFO] [stdout]   --> src/_lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct DiagnosticsConfig {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 28 |     color: bool,                              // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     printing_order: DiagnosticsPrintingOrder, // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Before` is never constructed
[INFO] [stdout]   --> src/_lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum DiagnosticsPrintingOrder {
[INFO] [stdout]    |          ------------------------ variant in this enum
[INFO] [stdout] 34 |     Before,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsPrintingOrder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Solve` is never constructed
[INFO] [stdout]   --> src/_lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 48 |     Solve,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_span` is never read
[INFO] [stdout]    --> src/equation_simplifier.rs:945:5
[INFO] [stdout]     |
[INFO] [stdout] 942 | pub(crate) struct Region {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 945 |     inner_span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Region` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]     --> src/equation_simplifier.rs:959:19
[INFO] [stdout]      |
[INFO] [stdout] 948  | impl Region {
[INFO] [stdout]      | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 959  |     pub(crate) fn replace_in_tokens(self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967  |     pub(crate) fn to_token(self, tokens: Vec<Token>) -> Token {
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 971  |     pub(crate) fn to_inner_tokens(self, tokens: &Vec<Token>) -> Vec<Token> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 979  |     pub(crate) fn pop_braces(&mut self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 990  |     pub(crate) fn partition_by_comma(&mut self, tokens: &mut Vec<Token>) -> Vec<usize> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1040 |     pub(crate) fn erase_and_provide_args(mut self, tokens: &mut Vec<Token>) -> Vec<Vec<Token>> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1070 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_lin_1_arg` is never used
[INFO] [stdout]  --> src/equation_solver.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `error`, `warn_spanned`, `warn`, `note`, `suggest_spanned`, and `build_multi_span_string` are never used
[INFO] [stdout]   --> src/error.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl DiagnosticBuilder {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn error(&mut self, error: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn warn_spanned(&mut self, warning: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn warn(&mut self, warning: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn note(&mut self, note: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn suggest_spanned(&mut self, suggestion: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn build_multi_span_string(len: usize, spans: &Vec<Span>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Warn`, `Suggestion`, and `Note` are never constructed
[INFO] [stdout]   --> src/error.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub(crate) enum DiagnosticItem {
[INFO] [stdout]    |                 -------------- variants in this enum
[INFO] [stdout] 92 |     Error(String, Span),
[INFO] [stdout] 93 |     Warn(String, Span),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 94 |     Suggestion(String, Span),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 95 |     Note(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NONE` is never used
[INFO] [stdout]   --> src/parser.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const NONE: usize = usize::MAX;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct Parser<'a> {
[INFO] [stdout]    |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     action: Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokens_to_string` is never used
[INFO] [stdout]   --> src/parser.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         fn tokens_to_string(tokens: &Box<[Token]>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_const` and `exists_var` are never used
[INFO] [stdout]    --> src/parser.rs:582:12
[INFO] [stdout]     |
[INFO] [stdout] 519 | impl ParseContext {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 582 |     pub fn lookup_const(&self, name: &String, parse_ctx: &ParseContext, span: Span) -> PResult<Number> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 595 |     pub fn exists_var(&self, name: &String) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DefineRecFunc` is never constructed
[INFO] [stdout]    --> src/parser.rs:728:5
[INFO] [stdout]     |
[INFO] [stdout] 725 | pub enum Action {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 728 |     DefineRecFunc(String, Box<[String]>, (usize, usize)), // function name, function arguments, (recursive min idx, recursive min val)
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `kind` is never used
[INFO] [stdout]    --> src/parser.rs:733:12
[INFO] [stdout]     |
[INFO] [stdout] 732 | impl Action {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 733 |     pub fn kind(&self) -> ActionKind {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `DefineVar`, `DefineFunc`, `DefineRecFunc`, and `Eval` are never constructed
[INFO] [stdout]    --> src/parser.rs:745:5
[INFO] [stdout]     |
[INFO] [stdout] 744 | pub enum ActionKind {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] 745 |     DefineVar,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 746 |     DefineFunc,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 747 |     DefineRecFunc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 748 |     Eval,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ActionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parse_ctx` is never read
[INFO] [stdout]    --> src/parser.rs:752:5
[INFO] [stdout]     |
[INFO] [stdout] 751 | struct FunctionWalker<'a> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 752 |     parse_ctx: &'a ParseContext,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `diagnostics` and `to_wrapped` are never used
[INFO] [stdout]     --> src/parser.rs:1160:12
[INFO] [stdout]      |
[INFO] [stdout] 1149 | impl<T> ParseResult<T> {
[INFO] [stdout]      | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1160 |     pub fn diagnostics(&self) -> Option<&DiagnosticBuilder> {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1174 |     fn to_wrapped(self) -> Result<ParseResult<T>, ParseResult<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Region` is never constructed
[INFO] [stdout]   --> src/shared.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     Region(Span, Vec<Token>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `No` is never constructed
[INFO] [stdout]    --> src/shared.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum TrailingSpace {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 118 |     No = 0,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrailingSpace` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/shared.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl TokenKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 148 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `associativity` is never used
[INFO] [stdout]    --> src/shared.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | impl BinOpKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |     pub fn associativity(&self) -> Associativity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `None`, `Left`, and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub enum ArgsKind {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 333 |     None,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 334 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 335 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ArgsKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Plus` is never constructed
[INFO] [stdout]    --> src/shared.rs:362:5
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub enum SignKind {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] 361 |     Default, // FIXME: replace this with the #[default] attribute on the Plus variant!
[INFO] [stdout] 362 |     Plus,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SignKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_raw` is never used
[INFO] [stdout]    --> src/shared.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl SignKind {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 367 |     pub fn to_raw(&self) -> char {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero` is never used
[INFO] [stdout]    --> src/shared.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | pub fn zero() -> Number {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one` is never used
[INFO] [stdout]    --> src/shared.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 | pub fn one() -> Number {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Left` and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:391:5
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub enum Associativity {
[INFO] [stdout]     |          ------------- variants in this enum
[INFO] [stdout] 391 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 392 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Associativity` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/shared.rs:416:12
[INFO] [stdout]     |
[INFO] [stdout] 401 | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 416 |     pub fn next_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 422 |     pub fn pop_token(&mut self) -> Token {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     pub fn look_back(&self) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 435 |     pub fn look_back_by(&self, by: usize) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn look_back_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 453 |     pub fn look_back_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub fn look_ahead_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 462 |     pub fn look_ahead_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `fixed_token`, `shrink_hi`, and `shrink_lo` are never used
[INFO] [stdout]   --> src/span.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Span {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn fixed_token<const SIZE: usize>(position: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/token_stream.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn eat(&mut self, token_kind: TokenKind) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn can_advance(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     pub fn can_go_back(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61  |     pub fn look_ahead<F: FnOnce(&Token) -> bool>(&self, dist: usize, func: F) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71  |     pub fn look_back<T, F: FnOnce(&Token) -> T>(&self, dist: usize, func: F) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     pub fn cursor(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn push_checkpoint(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn pop_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn clear_checkpoints(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn go_back_to_last_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn go_back_to_last_checkpoint_and_insert_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MathInterpreter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `math_interpreter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Span::expand_hi` that must be used
[INFO] [stdout]    --> src/lexer.rs:168:41
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   new_span.expand_hi();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 168 |                                         let _ = new_span.expand_hi();
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 84 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "04879d8c0bb59055b97a9a190ce27dc87bf3fa0d2a759175eb07910a34bd6f37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04879d8c0bb59055b97a9a190ce27dc87bf3fa0d2a759175eb07910a34bd6f37", kill_on_drop: false }`
[INFO] [stdout] 04879d8c0bb59055b97a9a190ce27dc87bf3fa0d2a759175eb07910a34bd6f37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a4775715261c415e9c1ed2682aecb7ace5eb8766b3c9cf2ce8a4575d0774788
[INFO] running `Command { std: "docker" "start" "-a" "4a4775715261c415e9c1ed2682aecb7ace5eb8766b3c9cf2ce8a4575d0774788", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `diagnostic_builder_spanned`
[INFO] [stderr]  --> src/ast_walker.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `diagnostic_builder`
[INFO] [stderr]  --> src/equation_evaluator.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SignKind`
[INFO] [stderr]  --> src/equation_evaluator.rs:6:67
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::shared::{BinOpKind, LiteralKind, LiteralToken, Number, SignKind, TrailingSpace, UnaryOpKind, num_from_f64};
[INFO] [stderr]   |                                                                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/equation_evaluator.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parser`
[INFO] [stderr]  --> src/equation_simplifier.rs:7:39
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{_lib, diagnostic_builder, parser, shared, ANSMode, Config, DiagnosticsConfig, Mode};
[INFO] [stderr]   |                                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Neg`
[INFO] [stderr]   --> src/equation_simplifier.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::ops::{Neg, Range};
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SignKind`
[INFO] [stderr]  --> src/lexer.rs:6:43
[INFO] [stderr]   |
[INFO] [stderr] 6 |     BinOpKind, LiteralKind, LiteralToken, SignKind, Token, TokenKind, TrailingSpace, UnaryOpKind,
[INFO] [stderr]   |                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericSpan`
[INFO] [stderr]  --> src/lexer.rs:8:35
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::span::{FixedTokenSpan, GenericSpan, Span};
[INFO] [stderr]   |                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]  --> src/parser.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use arpfloat::{FP256, Float};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Associativity`, `SignKind`
[INFO] [stderr]   --> src/parser.rs:9:18
[INFO] [stderr]    |
[INFO] [stderr] 9  |     ArgPosition, Associativity, BinOpKind, ImplicitlyMultiply, LiteralKind,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^
[INFO] [stderr] 10 |     LiteralToken, Number, SignKind, Token, TokenKind, TrailingSpace, num_from_f64,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Neg`
[INFO] [stderr]   --> src/parser.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::ops::Neg;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/parser.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::diagnostic_builder`
[INFO] [stderr]  --> src/shared.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::diagnostic_builder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::error::DiagnosticBuilder`
[INFO] [stderr]  --> src/shared.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::error::DiagnosticBuilder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Neg`
[INFO] [stderr]   --> src/equation_evaluator.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::ops::{Add, Neg, Sub};
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Neg`
[INFO] [stderr]   --> src/shared.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::ops::Neg;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]   --> src/ast_walker.rs:88:44
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]    |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]   --> src/ast_walker.rs:97:49
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:102:53
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn walk_maybe_func(&self, node: &MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         span: Span,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:132:48
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn walk_binop(&self, node: &mut BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:141:53
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn walk_unary_op(&self, node: &mut UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:146:57
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn walk_maybe_func(&self, node: &mut MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         span: Span,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:171:43
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn walk_binop(&self, node: BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:180:48
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn walk_unary_op(&self, node: UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:185:52
[INFO] [stderr]     |
[INFO] [stderr] 185 |     fn walk_maybe_func(&self, node: MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         span: Span,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/equation_evaluator.rs:191:44
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<Number> {
[INFO] [stderr]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/equation_evaluator.rs:214:49
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<Number> {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/equation_simplifier.rs:467:33
[INFO] [stderr]     |
[INFO] [stderr] 467 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stderr]     |                           ----^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/equation_simplifier.rs:641:33
[INFO] [stderr]     |
[INFO] [stderr] 641 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stderr]     |                           ----^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `potential_next_op`
[INFO] [stderr]    --> src/equation_simplifier.rs:794:21
[INFO] [stderr]     |
[INFO] [stderr] 794 |                 let potential_next_op = token_stream.look_ahead();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potential_next_op`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]  --> src/equation_solver.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stderr]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `diagnostics_builder`
[INFO] [stderr]   --> src/lexer.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagnostics_builder`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lexer.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lexer.rs:167:45
[INFO] [stderr]     |
[INFO] [stderr] 167 | ...                   let mut new_span = span.clone();
[INFO] [stderr]     |                           ----^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:757:49
[INFO] [stderr]     |
[INFO] [stderr] 757 |     fn walk_lit(&self, node: &mut LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:776:48
[INFO] [stderr]     |
[INFO] [stderr] 776 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:796:44
[INFO] [stderr]     |
[INFO] [stderr] 796 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<()> {
[INFO] [stderr]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:801:49
[INFO] [stderr]     |
[INFO] [stderr] 801 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<()> {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:862:48
[INFO] [stderr]     |
[INFO] [stderr] 862 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:935:13
[INFO] [stderr]     |
[INFO] [stderr] 935 |         let mut walker = FunctionWalker {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/parser.rs:1091:13
[INFO] [stderr]      |
[INFO] [stderr] 1091 |         let mut walker = FunctionWalker {
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/parser.rs:1096:13
[INFO] [stderr]      |
[INFO] [stderr] 1096 |         let mut result = if def {
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parse_ctx`
[INFO] [stderr]    --> src/shared.rs:211:44
[INFO] [stderr]     |
[INFO] [stderr] 211 |     pub(crate) fn eval(&self, arg: Number, parse_ctx: &ParseContext) -> PResult<Number> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn expand_hi(mut self) -> Self {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn expand_lo(mut self) -> Result<Self, ExpandLoError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:65:23
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn merge_with(mut self, other: Span) -> Self {
[INFO] [stderr]    |                       ----^^^^
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `diagnostics` is never read
[INFO] [stderr]   --> src/_lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Config {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 11 |     diagnostics: DiagnosticsConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `color` and `printing_order` are never read
[INFO] [stderr]   --> src/_lib.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct DiagnosticsConfig {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 28 |     color: bool,                              // FIXME: Currently unsupported
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 29 |     printing_order: DiagnosticsPrintingOrder, // FIXME: Currently unsupported
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiagnosticsConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Before` is never constructed
[INFO] [stderr]   --> src/_lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub enum DiagnosticsPrintingOrder {
[INFO] [stderr]    |          ------------------------ variant in this enum
[INFO] [stderr] 34 |     Before,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiagnosticsPrintingOrder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Solve` is never constructed
[INFO] [stderr]   --> src/_lib.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub enum Mode {
[INFO] [stderr]    |          ---- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 48 |     Solve,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Mode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner_span` is never read
[INFO] [stderr]    --> src/equation_simplifier.rs:945:5
[INFO] [stderr]     |
[INFO] [stderr] 942 | pub(crate) struct Region {
[INFO] [stderr]     |                   ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 945 |     inner_span: Span,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Region` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]     --> src/equation_simplifier.rs:959:19
[INFO] [stderr]      |
[INFO] [stderr] 948  | impl Region {
[INFO] [stderr]      | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 959  |     pub(crate) fn replace_in_tokens(self, tokens: &mut Vec<Token>) {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 967  |     pub(crate) fn to_token(self, tokens: Vec<Token>) -> Token {
[INFO] [stderr]      |                   ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 971  |     pub(crate) fn to_inner_tokens(self, tokens: &Vec<Token>) -> Vec<Token> {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 979  |     pub(crate) fn pop_braces(&mut self, tokens: &mut Vec<Token>) {
[INFO] [stderr]      |                   ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 990  |     pub(crate) fn partition_by_comma(&mut self, tokens: &mut Vec<Token>) -> Vec<usize> {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1040 |     pub(crate) fn erase_and_provide_args(mut self, tokens: &mut Vec<Token>) -> Vec<Vec<Token>> {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1070 |     pub(crate) fn len(&self) -> usize {
[INFO] [stderr]      |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `solve_lin_1_arg` is never used
[INFO] [stderr]  --> src/equation_solver.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `error`, `warn_spanned`, `warn`, `note`, `suggest_spanned`, and `build_multi_span_string` are never used
[INFO] [stderr]   --> src/error.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl DiagnosticBuilder {
[INFO] [stderr]    | ---------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn error(&mut self, error: String) -> &mut Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn warn_spanned(&mut self, warning: String, span: Span) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 |     pub fn warn(&mut self, warning: String) -> &mut Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 54 |     pub fn note(&mut self, note: String) -> &mut Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |     pub fn suggest_spanned(&mut self, suggestion: String, span: Span) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     fn build_multi_span_string(len: usize, spans: &Vec<Span>) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Warn`, `Suggestion`, and `Note` are never constructed
[INFO] [stderr]   --> src/error.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub(crate) enum DiagnosticItem {
[INFO] [stderr]    |                 -------------- variants in this enum
[INFO] [stderr] 92 |     Error(String, Span),
[INFO] [stderr] 93 |     Warn(String, Span),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 94 |     Suggestion(String, Span),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 95 |     Note(String),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiagnosticItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `NONE` is never used
[INFO] [stderr]   --> src/parser.rs:22:7
[INFO] [stderr]    |
[INFO] [stderr] 22 | const NONE: usize = usize::MAX;
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `action` is never read
[INFO] [stderr]   --> src/parser.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub(crate) struct Parser<'a> {
[INFO] [stderr]    |                   ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 29 |     action: Action,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokens_to_string` is never used
[INFO] [stderr]   --> src/parser.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |         fn tokens_to_string(tokens: &Box<[Token]>) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `lookup_const` and `exists_var` are never used
[INFO] [stderr]    --> src/parser.rs:582:12
[INFO] [stderr]     |
[INFO] [stderr] 519 | impl ParseContext {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 582 |     pub fn lookup_const(&self, name: &String, parse_ctx: &ParseContext, span: Span) -> PResult<Number> {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 595 |     pub fn exists_var(&self, name: &String) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `DefineRecFunc` is never constructed
[INFO] [stderr]    --> src/parser.rs:728:5
[INFO] [stderr]     |
[INFO] [stderr] 725 | pub enum Action {
[INFO] [stderr]     |          ------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 728 |     DefineRecFunc(String, Box<[String]>, (usize, usize)), // function name, function arguments, (recursive min idx, recursive min val)
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `kind` is never used
[INFO] [stderr]    --> src/parser.rs:733:12
[INFO] [stderr]     |
[INFO] [stderr] 732 | impl Action {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] 733 |     pub fn kind(&self) -> ActionKind {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `DefineVar`, `DefineFunc`, `DefineRecFunc`, and `Eval` are never constructed
[INFO] [stderr]    --> src/parser.rs:745:5
[INFO] [stderr]     |
[INFO] [stderr] 744 | pub enum ActionKind {
[INFO] [stderr]     |          ---------- variants in this enum
[INFO] [stderr] 745 |     DefineVar,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 746 |     DefineFunc,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 747 |     DefineRecFunc,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 748 |     Eval,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ActionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `parse_ctx` is never read
[INFO] [stderr]    --> src/parser.rs:752:5
[INFO] [stderr]     |
[INFO] [stderr] 751 | struct FunctionWalker<'a> {
[INFO] [stderr]     |        -------------- field in this struct
[INFO] [stderr] 752 |     parse_ctx: &'a ParseContext,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `diagnostics` and `to_wrapped` are never used
[INFO] [stderr]     --> src/parser.rs:1160:12
[INFO] [stderr]      |
[INFO] [stderr] 1149 | impl<T> ParseResult<T> {
[INFO] [stderr]      | ---------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 1160 |     pub fn diagnostics(&self) -> Option<&DiagnosticBuilder> {
[INFO] [stderr]      |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1174 |     fn to_wrapped(self) -> Result<ParseResult<T>, ParseResult<T>> {
[INFO] [stderr]      |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Region` is never constructed
[INFO] [stderr]   --> src/shared.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub enum Token {
[INFO] [stderr]    |          ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 21 |     Region(Span, Vec<Token>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `No` is never constructed
[INFO] [stderr]    --> src/shared.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub enum TrailingSpace {
[INFO] [stderr]     |          ------------- variant in this enum
[INFO] [stderr] 118 |     No = 0,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TrailingSpace` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_string` is never used
[INFO] [stderr]    --> src/shared.rs:148:12
[INFO] [stderr]     |
[INFO] [stderr] 147 | impl TokenKind {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] 148 |     pub fn to_string(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `associativity` is never used
[INFO] [stderr]    --> src/shared.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 241 | impl BinOpKind {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 266 |     pub fn associativity(&self) -> Associativity {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `None`, `Left`, and `Right` are never constructed
[INFO] [stderr]    --> src/shared.rs:333:5
[INFO] [stderr]     |
[INFO] [stderr] 332 | pub enum ArgsKind {
[INFO] [stderr]     |          -------- variants in this enum
[INFO] [stderr] 333 |     None,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 334 |     Left,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 335 |     Right,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ArgsKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Plus` is never constructed
[INFO] [stderr]    --> src/shared.rs:362:5
[INFO] [stderr]     |
[INFO] [stderr] 360 | pub enum SignKind {
[INFO] [stderr]     |          -------- variant in this enum
[INFO] [stderr] 361 |     Default, // FIXME: replace this with the #[default] attribute on the Plus variant!
[INFO] [stderr] 362 |     Plus,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SignKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_raw` is never used
[INFO] [stderr]    --> src/shared.rs:367:12
[INFO] [stderr]     |
[INFO] [stderr] 366 | impl SignKind {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] 367 |     pub fn to_raw(&self) -> char {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `zero` is never used
[INFO] [stderr]    --> src/shared.rs:377:8
[INFO] [stderr]     |
[INFO] [stderr] 377 | pub fn zero() -> Number {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `one` is never used
[INFO] [stderr]    --> src/shared.rs:381:8
[INFO] [stderr]     |
[INFO] [stderr] 381 | pub fn one() -> Number {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Left` and `Right` are never constructed
[INFO] [stderr]    --> src/shared.rs:391:5
[INFO] [stderr]     |
[INFO] [stderr] 390 | pub enum Associativity {
[INFO] [stderr]     |          ------------- variants in this enum
[INFO] [stderr] 391 |     Left,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 392 |     Right,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Associativity` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/shared.rs:416:12
[INFO] [stderr]     |
[INFO] [stderr] 401 | impl TokenStream {
[INFO] [stderr]     | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 416 |     pub fn next_mut(&mut self) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 422 |     pub fn pop_token(&mut self) -> Token {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 431 |     pub fn look_back(&self) -> Option<&Token> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 435 |     pub fn look_back_by(&self, by: usize) -> Option<&Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 449 |     pub fn look_back_mut(&mut self) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 453 |     pub fn look_back_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |     pub fn look_ahead_mut(&mut self) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 462 |     pub fn look_ahead_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `fixed_token`, `shrink_hi`, and `shrink_lo` are never used
[INFO] [stderr]   --> src/span.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Span {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn fixed_token<const SIZE: usize>(position: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/token_stream.rs:27:12
[INFO] [stderr]     |
[INFO] [stderr] 9   | impl TokenStream {
[INFO] [stderr]     | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27  |     pub fn eat(&mut self, token_kind: TokenKind) -> bool {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 48  |     pub fn can_advance(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57  |     pub fn can_go_back(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61  |     pub fn look_ahead<F: FnOnce(&Token) -> bool>(&self, dist: usize, func: F) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 71  |     pub fn look_back<T, F: FnOnce(&Token) -> T>(&self, dist: usize, func: F) -> Option<T> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 92  |     pub fn cursor(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |     pub fn push_checkpoint(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |     pub fn pop_checkpoint(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     pub fn clear_checkpoints(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 114 |     pub fn go_back_to_last_checkpoint(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 124 |     pub fn go_back_to_last_checkpoint_and_insert_checkpoint(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MathInterpreter` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `math_interpreter`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Span::expand_hi` that must be used
[INFO] [stderr]    --> src/lexer.rs:168:41
[INFO] [stderr]     |
[INFO] [stderr] 168 | ...                   new_span.expand_hi();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 168 |                                         let _ = new_span.expand_hi();
[INFO] [stderr]     |                                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `MathInterpreter` (bin "MathInterpreter" test) generated 84 warnings (run `cargo fix --bin "MathInterpreter" --tests` to apply 49 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/MathInterpreter-bcb2067482e96464)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test parser::test_vars ... FAILED
[INFO] [stdout] test parser::test_simple_ops ... FAILED
[INFO] [stdout] test parser::test_ans ... FAILED
[INFO] [stdout] test parser::test_functions ... FAILED
[INFO] [stdout] test equation_simplifier::test ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_vars stdout ----
[INFO] [stdout] thread 'parser::test_vars' panicked at src/parser.rs:1286:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "38."
[INFO] [stdout]  right: "38"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564070a420dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x564070a420dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564070a420dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x564070a420dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564070a6d520 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564070a6d520 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x564070a3fa8f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x564070a41ec4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564070a41ec4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564070a43b87 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x564070a43873 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5640709ee7a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5640709ee7a7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x564070a44198 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x564070a44198 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x564070a43eee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x564070a425a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x564070a43c52 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x56407095ad75 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56407095b1eb - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5640709b0f72 - core::panicking::assert_failed::h01f9ed436e206908
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x56407098354f - MathInterpreter::parser::test_vars::hb06f25f30956087c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1286:5
[INFO] [stdout]   22:     0x564070983197 - MathInterpreter::parser::test_vars::{{closure}}::h693f75c0b50c8e41
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1273:15
[INFO] [stdout]   23:     0x5640709aa286 - core::ops::function::FnOnce::call_once::h6171de0cd29a35d6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5640709f3dff - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5640709f3dff - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x5640709f2e15 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x5640709f2e15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5640709f2e15 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5640709f2e15 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5640709f2e15 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5640709f2e15 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x5640709f2e15 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x5640709bb0d6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x5640709bb0d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5640709c0187 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5640709c0187 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5640709c0187 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5640709c0187 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5640709c0187 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x564070a48c25 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f1dbe5f8ac3 - <unknown>
[INFO] [stdout]   46:     0x7f1dbe689bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_simple_ops stdout ----
[INFO] [stdout] thread 'parser::test_simple_ops' panicked at src/parser.rs:1194:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "32."
[INFO] [stdout]  right: "32"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564070a420dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x564070a420dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564070a420dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x564070a420dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564070a6d520 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564070a6d520 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x564070a3fa8f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x564070a41ec4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564070a41ec4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564070a43b87 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x564070a43873 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5640709ee7a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5640709ee7a7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x564070a44198 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x564070a44198 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x564070a43eee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x564070a425a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x564070a43c52 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x56407095ad75 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56407095b1eb - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5640709b0f72 - core::panicking::assert_failed::h01f9ed436e206908
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x564070981a36 - MathInterpreter::parser::test_simple_ops::hb127e8147be2870e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1194:5
[INFO] [stdout]   22:     0x564070981767 - MathInterpreter::parser::test_simple_ops::{{closure}}::hd82e54c07fc3aac3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1183:21
[INFO] [stdout]   23:     0x5640709aa8f6 - core::ops::function::FnOnce::call_once::hc5fb7d9bb48cb399
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5640709f3dff - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5640709f3dff - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x5640709f2e15 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x5640709f2e15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5640709f2e15 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5640709f2e15 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5640709f2e15 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5640709f2e15 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x5640709f2e15 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x5640709bb0d6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x5640709bb0d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5640709c0187 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5640709c0187 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5640709c0187 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5640709c0187 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5640709c0187 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x564070a48c25 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f1dbe5f8ac3 - <unknown>
[INFO] [stdout]   46:     0x7f1dbe689bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_ans stdout ----
[INFO] [stdout] thread 'parser::test_ans' panicked at src/parser.rs:1263:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "-.200000000000000011102230246251565404236316680908203125"
[INFO] [stdout]  right: "-0.2"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564070a420dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x564070a420dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564070a420dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x564070a420dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564070a6d520 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564070a6d520 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x564070a3fa8f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x564070a41ec4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564070a41ec4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564070a43b87 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x564070a43873 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5640709ee7a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5640709ee7a7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x564070a44198 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x564070a44198 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x564070a43eee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x564070a425a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x564070a43c52 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x56407095ad75 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56407095b1eb - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5640709b0f72 - core::panicking::assert_failed::h01f9ed436e206908
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x564070982efd - MathInterpreter::parser::test_ans::h1196756eee1210c4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1263:5
[INFO] [stdout]   22:     0x564070982c37 - MathInterpreter::parser::test_ans::{{closure}}::hefafe3d7151dd5ab
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1252:14
[INFO] [stdout]   23:     0x5640709aad36 - core::ops::function::FnOnce::call_once::hf8e15272e324663d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5640709f3dff - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5640709f3dff - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x5640709f2e15 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x5640709f2e15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5640709f2e15 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5640709f2e15 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5640709f2e15 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5640709f2e15 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x5640709f2e15 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x5640709bb0d6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x5640709bb0d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5640709c0187 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5640709c0187 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5640709c0187 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5640709c0187 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5640709c0187 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x564070a48c25 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f1dbe5f8ac3 - <unknown>
[INFO] [stdout]   46:     0x7f1dbe689bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_functions stdout ----
[INFO] [stdout] thread 'parser::test_functions' panicked at src/parser.rs:1234:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "-3.20000000000000017763568394002504646778106689453125"
[INFO] [stdout]  right: "-3.2"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564070a420dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x564070a420dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564070a420dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x564070a420dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564070a6d520 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564070a6d520 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x564070a3fa8f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x564070a41ec4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564070a41ec4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564070a43b87 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x564070a43873 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5640709ee7a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5640709ee7a7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x564070a44198 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x564070a44198 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x564070a43eee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x564070a425a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x564070a43c52 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x56407095ad75 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56407095b1eb - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5640709b0f72 - core::panicking::assert_failed::h01f9ed436e206908
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x5640709826aa - MathInterpreter::parser::test_functions::hdd45d398f2beaa5b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1234:5
[INFO] [stdout]   22:     0x564070982387 - MathInterpreter::parser::test_functions::{{closure}}::hc1ace6f0ed620f1e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1222:20
[INFO] [stdout]   23:     0x5640709aabd6 - core::ops::function::FnOnce::call_once::he9322cd4779762c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5640709f3dff - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5640709f3dff - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x5640709f2e15 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x5640709f2e15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5640709f2e15 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5640709f2e15 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5640709f2e15 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5640709f2e15 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x5640709f2e15 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x5640709bb0d6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x5640709bb0d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5640709c0187 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5640709c0187 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5640709c0187 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5640709c0187 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5640709c0187 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x564070a48c25 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f1dbe5f8ac3 - <unknown>
[INFO] [stdout]   46:     0x7f1dbe689bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- equation_simplifier::test stdout ----
[INFO] [stdout] 32.
[INFO] [stdout] thread 'equation_simplifier::test' panicked at src/equation_simplifier.rs:1083:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "32."
[INFO] [stdout]  right: "32"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x564070a420dc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x564070a420dc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x564070a420dc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x564070a420dc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x564070a6d520 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x564070a6d520 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x564070a3fa8f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x564070a41ec4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x564070a41ec4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x564070a43b87 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x564070a43873 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5640709ee7a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5640709ee7a7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x564070a44198 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x564070a44198 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x564070a43eee - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x564070a425a6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x564070a43c52 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x56407095ad75 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stderr] error: test failed, to rerun pass `--bin MathInterpreter`
[INFO] [stdout]   19:     0x56407095b1eb - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5640709b0fc2 - core::panicking::assert_failed::h43dad4da96b36fc0
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x564070995cc4 - MathInterpreter::equation_simplifier::test::h559bbd67e03f9599
[INFO] [stdout]                                at /opt/rustwide/workdir/src/equation_simplifier.rs:1083:5
[INFO] [stdout]   22:     0x564070995ad7 - MathInterpreter::equation_simplifier::test::{{closure}}::h46457b75243cc2cd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/equation_simplifier.rs:1076:10
[INFO] [stdout]   23:     0x5640709aa426 - core::ops::function::FnOnce::call_once::h7badfbe892e65d01
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5640709f3dff - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5640709f3dff - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x5640709f2e15 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x5640709f2e15 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x5640709f2e15 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x5640709f2e15 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x5640709f2e15 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x5640709f2e15 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x5640709f2e15 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x5640709bb0d6 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x5640709bb0d6 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5640709c0187 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5640709c0187 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5640709c0187 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5640709c0187 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5640709c0187 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5640709c0187 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x564070a48c25 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x564070a48c25 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f1dbe5f8ac3 - <unknown>
[INFO] [stdout]   46:     0x7f1dbe689bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     equation_simplifier::test
[INFO] [stdout]     parser::test_ans
[INFO] [stdout]     parser::test_functions
[INFO] [stdout]     parser::test_simple_ops
[INFO] [stdout]     parser::test_vars
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a4775715261c415e9c1ed2682aecb7ace5eb8766b3c9cf2ce8a4575d0774788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a4775715261c415e9c1ed2682aecb7ace5eb8766b3c9cf2ce8a4575d0774788", kill_on_drop: false }`
[INFO] [stdout] 4a4775715261c415e9c1ed2682aecb7ace5eb8766b3c9cf2ce8a4575d0774788
[INFO] testing terrarier2111/MathInterpreter against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fterrarier2111%2FMathInterpreter" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/terrarier2111/MathInterpreter on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/terrarier2111/MathInterpreter
[INFO] finished tweaking git repo https://github.com/terrarier2111/MathInterpreter
[INFO] tweaked toml for git repo https://github.com/terrarier2111/MathInterpreter written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/terrarier2111/MathInterpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdeeceffac5cd638ce7216fd821fe1da8a4a3971065e898e43dced3e64cb9075
[INFO] running `Command { std: "docker" "start" "-a" "bdeeceffac5cd638ce7216fd821fe1da8a4a3971065e898e43dced3e64cb9075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdeeceffac5cd638ce7216fd821fe1da8a4a3971065e898e43dced3e64cb9075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdeeceffac5cd638ce7216fd821fe1da8a4a3971065e898e43dced3e64cb9075", kill_on_drop: false }`
[INFO] [stdout] bdeeceffac5cd638ce7216fd821fe1da8a4a3971065e898e43dced3e64cb9075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65b0625a31b653f4fda2025a05336491c2d8d2d6cf4d3768b251fa9d0e5b1649
[INFO] running `Command { std: "docker" "start" "-a" "65b0625a31b653f4fda2025a05336491c2d8d2d6cf4d3768b251fa9d0e5b1649", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling syn v1.0.94
[INFO] [stderr]    Compiling bytemuck v1.12.3
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling safe_arch v0.6.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling wide v0.7.5
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling arpfloat v0.1.9
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling simba v0.6.0
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling nalgebra v0.29.0
[INFO] [stderr]    Compiling statrs v0.16.0
[INFO] [stderr]    Compiling MathInterpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `diagnostic_builder_spanned`
[INFO] [stdout]  --> src/ast_walker.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diagnostic_builder`
[INFO] [stdout]  --> src/equation_evaluator.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/equation_evaluator.rs:6:67
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::shared::{BinOpKind, LiteralKind, LiteralToken, Number, SignKind, TrailingSpace, UnaryOpKind, num_from_f64};
[INFO] [stdout]   |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/equation_evaluator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ANSMode`, `Config`, `DiagnosticsConfig`, `Mode`, `_lib`, `parser`
[INFO] [stdout]  --> src/equation_simplifier.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{_lib, diagnostic_builder, parser, shared, ANSMode, Config, DiagnosticsConfig, Mode};
[INFO] [stdout]   |             ^^^^                      ^^^^^^          ^^^^^^^  ^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_simplifier.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Neg, Range};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/lexer.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BinOpKind, LiteralKind, LiteralToken, SignKind, Token, TokenKind, TrailingSpace, UnaryOpKind,
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericSpan`
[INFO] [stdout]  --> src/lexer.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::span::{FixedTokenSpan, GenericSpan, Span};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> src/parser.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arpfloat::{FP256, Float};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Associativity`, `SignKind`
[INFO] [stdout]   --> src/parser.rs:9:18
[INFO] [stdout]    |
[INFO] [stdout] 9  |     ArgPosition, Associativity, BinOpKind, ImplicitlyMultiply, LiteralKind,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     LiteralToken, Number, SignKind, Token, TokenKind, TrailingSpace, num_from_f64,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Config`, `DiagnosticsConfig`, `_lib`
[INFO] [stdout]   --> src/parser.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     _lib, diagnostic_builder, diagnostic_builder_spanned, equation_evaluator, pluralize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 16 |     register_builtin_func, register_const, ANSMode, Config, DiagnosticsConfig, Mode,
[INFO] [stdout]    |                                                     ^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/parser.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::diagnostic_builder`
[INFO] [stdout]  --> src/shared.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::diagnostic_builder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::DiagnosticBuilder`
[INFO] [stdout]  --> src/shared.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::DiagnosticBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_evaluator.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Add, Neg, Sub};
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/shared.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:97:49
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn walk_maybe_func(&self, node: &MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:132:48
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn walk_binop(&self, node: &mut BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:141:53
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn walk_unary_op(&self, node: &mut UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:146:57
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn walk_maybe_func(&self, node: &mut MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:171:43
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn walk_binop(&self, node: BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:180:48
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn walk_unary_op(&self, node: UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:185:52
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn walk_maybe_func(&self, node: MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:191:44
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:214:49
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:467:33
[INFO] [stdout]     |
[INFO] [stdout] 467 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:641:33
[INFO] [stdout]     |
[INFO] [stdout] 641 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `potential_next_op`
[INFO] [stdout]    --> src/equation_simplifier.rs:794:21
[INFO] [stdout]     |
[INFO] [stdout] 794 |                 let potential_next_op = token_stream.look_ahead();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potential_next_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/equation_solver.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagnostics_builder`
[INFO] [stdout]   --> src/lexer.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagnostics_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer.rs:167:45
[INFO] [stdout]     |
[INFO] [stdout] 167 | ...                   let mut new_span = span.clone();
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:757:49
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn walk_lit(&self, node: &mut LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:776:48
[INFO] [stdout]     |
[INFO] [stdout] 776 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:796:44
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:801:49
[INFO] [stdout]     |
[INFO] [stdout] 801 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:862:48
[INFO] [stdout]     |
[INFO] [stdout] 862 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:935:13
[INFO] [stdout]     |
[INFO] [stdout] 935 |         let mut walker = FunctionWalker {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1091:13
[INFO] [stdout]      |
[INFO] [stdout] 1091 |         let mut walker = FunctionWalker {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1096:13
[INFO] [stdout]      |
[INFO] [stdout] 1096 |         let mut result = if def {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse_ctx`
[INFO] [stdout]    --> src/shared.rs:211:44
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub(crate) fn eval(&self, arg: Number, parse_ctx: &ParseContext) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn expand_hi(mut self) -> Self {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn expand_lo(mut self) -> Result<Self, ExpandLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn merge_with(mut self, other: Span) -> Self {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `diagnostics` is never read
[INFO] [stdout]   --> src/_lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 11 |     diagnostics: DiagnosticsConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `printing_order` are never read
[INFO] [stdout]   --> src/_lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct DiagnosticsConfig {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 28 |     color: bool,                              // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     printing_order: DiagnosticsPrintingOrder, // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Before` is never constructed
[INFO] [stdout]   --> src/_lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum DiagnosticsPrintingOrder {
[INFO] [stdout]    |          ------------------------ variant in this enum
[INFO] [stdout] 34 |     Before,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsPrintingOrder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Simplify` and `Solve` are never constructed
[INFO] [stdout]   --> src/_lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 46 |     Eval,
[INFO] [stdout] 47 |     Simplify,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 48 |     Solve,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_span` is never read
[INFO] [stdout]    --> src/equation_simplifier.rs:945:5
[INFO] [stdout]     |
[INFO] [stdout] 942 | pub(crate) struct Region {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 945 |     inner_span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Region` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]     --> src/equation_simplifier.rs:959:19
[INFO] [stdout]      |
[INFO] [stdout] 948  | impl Region {
[INFO] [stdout]      | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 959  |     pub(crate) fn replace_in_tokens(self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967  |     pub(crate) fn to_token(self, tokens: Vec<Token>) -> Token {
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 971  |     pub(crate) fn to_inner_tokens(self, tokens: &Vec<Token>) -> Vec<Token> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 979  |     pub(crate) fn pop_braces(&mut self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 990  |     pub(crate) fn partition_by_comma(&mut self, tokens: &mut Vec<Token>) -> Vec<usize> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1040 |     pub(crate) fn erase_and_provide_args(mut self, tokens: &mut Vec<Token>) -> Vec<Vec<Token>> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1070 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_lin_1_arg` is never used
[INFO] [stdout]  --> src/equation_solver.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `error`, `warn_spanned`, `warn`, `note`, `suggest_spanned`, and `build_multi_span_string` are never used
[INFO] [stdout]   --> src/error.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl DiagnosticBuilder {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn error(&mut self, error: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn warn_spanned(&mut self, warning: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn warn(&mut self, warning: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn note(&mut self, note: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn suggest_spanned(&mut self, suggestion: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn build_multi_span_string(len: usize, spans: &Vec<Span>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Warn`, `Suggestion`, and `Note` are never constructed
[INFO] [stdout]   --> src/error.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub(crate) enum DiagnosticItem {
[INFO] [stdout]    |                 -------------- variants in this enum
[INFO] [stdout] 92 |     Error(String, Span),
[INFO] [stdout] 93 |     Warn(String, Span),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 94 |     Suggestion(String, Span),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 95 |     Note(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NONE` is never used
[INFO] [stdout]   --> src/parser.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const NONE: usize = usize::MAX;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct Parser<'a> {
[INFO] [stdout]    |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     action: Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokens_to_string` is never used
[INFO] [stdout]   --> src/parser.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         fn tokens_to_string(tokens: &Box<[Token]>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_const` and `exists_var` are never used
[INFO] [stdout]    --> src/parser.rs:582:12
[INFO] [stdout]     |
[INFO] [stdout] 519 | impl ParseContext {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 582 |     pub fn lookup_const(&self, name: &String, parse_ctx: &ParseContext, span: Span) -> PResult<Number> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 595 |     pub fn exists_var(&self, name: &String) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DefineRecFunc` is never constructed
[INFO] [stdout]    --> src/parser.rs:728:5
[INFO] [stdout]     |
[INFO] [stdout] 725 | pub enum Action {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 728 |     DefineRecFunc(String, Box<[String]>, (usize, usize)), // function name, function arguments, (recursive min idx, recursive min val)
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `kind` is never used
[INFO] [stdout]    --> src/parser.rs:733:12
[INFO] [stdout]     |
[INFO] [stdout] 732 | impl Action {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 733 |     pub fn kind(&self) -> ActionKind {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `DefineVar`, `DefineFunc`, `DefineRecFunc`, and `Eval` are never constructed
[INFO] [stdout]    --> src/parser.rs:745:5
[INFO] [stdout]     |
[INFO] [stdout] 744 | pub enum ActionKind {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] 745 |     DefineVar,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 746 |     DefineFunc,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 747 |     DefineRecFunc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 748 |     Eval,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ActionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parse_ctx` is never read
[INFO] [stdout]    --> src/parser.rs:752:5
[INFO] [stdout]     |
[INFO] [stdout] 751 | struct FunctionWalker<'a> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 752 |     parse_ctx: &'a ParseContext,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `diagnostics`, `unwrap`, and `to_wrapped` are never used
[INFO] [stdout]     --> src/parser.rs:1160:12
[INFO] [stdout]      |
[INFO] [stdout] 1149 | impl<T> ParseResult<T> {
[INFO] [stdout]      | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1160 |     pub fn diagnostics(&self) -> Option<&DiagnosticBuilder> {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1168 |     pub(crate) fn unwrap(self) -> (T, Option<DiagnosticBuilder>) {
[INFO] [stdout]      |                   ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1174 |     fn to_wrapped(self) -> Result<ParseResult<T>, ParseResult<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Region` is never constructed
[INFO] [stdout]   --> src/shared.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     Region(Span, Vec<Token>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `No` is never constructed
[INFO] [stdout]    --> src/shared.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum TrailingSpace {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 118 |     No = 0,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrailingSpace` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/shared.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl TokenKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 148 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `associativity` is never used
[INFO] [stdout]    --> src/shared.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | impl BinOpKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |     pub fn associativity(&self) -> Associativity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `None`, `Left`, and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub enum ArgsKind {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 333 |     None,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 334 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 335 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ArgsKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Plus` is never constructed
[INFO] [stdout]    --> src/shared.rs:362:5
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub enum SignKind {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] 361 |     Default, // FIXME: replace this with the #[default] attribute on the Plus variant!
[INFO] [stdout] 362 |     Plus,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SignKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_raw` is never used
[INFO] [stdout]    --> src/shared.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl SignKind {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 367 |     pub fn to_raw(&self) -> char {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero` is never used
[INFO] [stdout]    --> src/shared.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | pub fn zero() -> Number {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one` is never used
[INFO] [stdout]    --> src/shared.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 | pub fn one() -> Number {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Left` and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:391:5
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub enum Associativity {
[INFO] [stdout]     |          ------------- variants in this enum
[INFO] [stdout] 391 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 392 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Associativity` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/shared.rs:416:12
[INFO] [stdout]     |
[INFO] [stdout] 401 | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 416 |     pub fn next_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 422 |     pub fn pop_token(&mut self) -> Token {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     pub fn look_back(&self) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 435 |     pub fn look_back_by(&self, by: usize) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn look_back_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 453 |     pub fn look_back_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub fn look_ahead_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 462 |     pub fn look_ahead_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `fixed_token`, `shrink_hi`, and `shrink_lo` are never used
[INFO] [stdout]   --> src/span.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Span {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn fixed_token<const SIZE: usize>(position: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/token_stream.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn eat(&mut self, token_kind: TokenKind) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn can_advance(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     pub fn can_go_back(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61  |     pub fn look_ahead<F: FnOnce(&Token) -> bool>(&self, dist: usize, func: F) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71  |     pub fn look_back<T, F: FnOnce(&Token) -> T>(&self, dist: usize, func: F) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     pub fn cursor(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn push_checkpoint(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn pop_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn clear_checkpoints(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn go_back_to_last_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn go_back_to_last_checkpoint_and_insert_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MathInterpreter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `math_interpreter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Span::expand_hi` that must be used
[INFO] [stdout]    --> src/lexer.rs:168:41
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   new_span.expand_hi();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 168 |                                         let _ = new_span.expand_hi();
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 85 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.52s
[INFO] running `Command { std: "docker" "inspect" "65b0625a31b653f4fda2025a05336491c2d8d2d6cf4d3768b251fa9d0e5b1649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b0625a31b653f4fda2025a05336491c2d8d2d6cf4d3768b251fa9d0e5b1649", kill_on_drop: false }`
[INFO] [stdout] 65b0625a31b653f4fda2025a05336491c2d8d2d6cf4d3768b251fa9d0e5b1649
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a88a694a12fb5f75484efae05e2e5a4f70e0c8af05e3099be959b21abec7dea
[INFO] running `Command { std: "docker" "start" "-a" "6a88a694a12fb5f75484efae05e2e5a4f70e0c8af05e3099be959b21abec7dea", kill_on_drop: false }`
[INFO] [stderr]    Compiling MathInterpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `diagnostic_builder_spanned`
[INFO] [stdout]  --> src/ast_walker.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `diagnostic_builder`
[INFO] [stdout]  --> src/equation_evaluator.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/equation_evaluator.rs:6:67
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::shared::{BinOpKind, LiteralKind, LiteralToken, Number, SignKind, TrailingSpace, UnaryOpKind, num_from_f64};
[INFO] [stdout]   |                                                                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/equation_evaluator.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser`
[INFO] [stdout]  --> src/equation_simplifier.rs:7:39
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::{_lib, diagnostic_builder, parser, shared, ANSMode, Config, DiagnosticsConfig, Mode};
[INFO] [stdout]   |                                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_simplifier.rs:10:16
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Neg, Range};
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SignKind`
[INFO] [stdout]  --> src/lexer.rs:6:43
[INFO] [stdout]   |
[INFO] [stdout] 6 |     BinOpKind, LiteralKind, LiteralToken, SignKind, Token, TokenKind, TrailingSpace, UnaryOpKind,
[INFO] [stdout]   |                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `GenericSpan`
[INFO] [stdout]  --> src/lexer.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::span::{FixedTokenSpan, GenericSpan, Span};
[INFO] [stdout]   |                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Float`
[INFO] [stdout]  --> src/parser.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use arpfloat::{FP256, Float};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Associativity`, `SignKind`
[INFO] [stdout]   --> src/parser.rs:9:18
[INFO] [stdout]    |
[INFO] [stdout] 9  |     ArgPosition, Associativity, BinOpKind, ImplicitlyMultiply, LiteralKind,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     LiteralToken, Number, SignKind, Token, TokenKind, TrailingSpace, num_from_f64,
[INFO] [stdout]    |                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/parser.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/parser.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::diagnostic_builder`
[INFO] [stdout]  --> src/shared.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::diagnostic_builder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::error::DiagnosticBuilder`
[INFO] [stdout]  --> src/shared.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::error::DiagnosticBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Neg`
[INFO] [stdout]   --> src/equation_evaluator.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::{Add, Neg, Sub};
[INFO] [stdout]    |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Neg`
[INFO] [stdout]   --> src/shared.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::ops::Neg;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]   --> src/ast_walker.rs:97:49
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:102:53
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn walk_maybe_func(&self, node: &MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:132:48
[INFO] [stdout]     |
[INFO] [stdout] 132 |     fn walk_binop(&self, node: &mut BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:141:53
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn walk_unary_op(&self, node: &mut UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:146:57
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn walk_maybe_func(&self, node: &mut MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:171:43
[INFO] [stdout]     |
[INFO] [stdout] 171 |     fn walk_binop(&self, node: BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:180:48
[INFO] [stdout]     |
[INFO] [stdout] 180 |     fn walk_unary_op(&self, node: UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:185:52
[INFO] [stdout]     |
[INFO] [stdout] 185 |     fn walk_maybe_func(&self, node: MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/ast_walker.rs:196:9
[INFO] [stdout]     |
[INFO] [stdout] 196 |         span: Span,
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:191:44
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/equation_evaluator.rs:214:49
[INFO] [stdout]     |
[INFO] [stdout] 214 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<Number> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:467:33
[INFO] [stdout]     |
[INFO] [stdout] 467 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/equation_simplifier.rs:641:33
[INFO] [stdout]     |
[INFO] [stdout] 641 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stdout]     |                           ----^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `potential_next_op`
[INFO] [stdout]    --> src/equation_simplifier.rs:794:21
[INFO] [stdout]     |
[INFO] [stdout] 794 |                 let potential_next_op = token_stream.look_ahead();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potential_next_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/equation_solver.rs:3:24
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `diagnostics_builder`
[INFO] [stdout]   --> src/lexer.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagnostics_builder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lexer.rs:21:13
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stdout]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lexer.rs:167:45
[INFO] [stdout]     |
[INFO] [stdout] 167 | ...                   let mut new_span = span.clone();
[INFO] [stdout]     |                           ----^^^^^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:757:49
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn walk_lit(&self, node: &mut LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:776:48
[INFO] [stdout]     |
[INFO] [stdout] 776 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:796:44
[INFO] [stdout]     |
[INFO] [stdout] 796 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:801:49
[INFO] [stdout]     |
[INFO] [stdout] 801 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<()> {
[INFO] [stdout]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `span`
[INFO] [stdout]    --> src/parser.rs:862:48
[INFO] [stdout]     |
[INFO] [stdout] 862 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parser.rs:935:13
[INFO] [stdout]     |
[INFO] [stdout] 935 |         let mut walker = FunctionWalker {
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1091:13
[INFO] [stdout]      |
[INFO] [stdout] 1091 |         let mut walker = FunctionWalker {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/parser.rs:1096:13
[INFO] [stdout]      |
[INFO] [stdout] 1096 |         let mut result = if def {
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `parse_ctx`
[INFO] [stdout]    --> src/shared.rs:211:44
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub(crate) fn eval(&self, arg: Number, parse_ctx: &ParseContext) -> PResult<Number> {
[INFO] [stdout]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:36:22
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn expand_hi(mut self) -> Self {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn expand_lo(mut self) -> Result<Self, ExpandLoError> {
[INFO] [stdout]    |                      ----^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/span.rs:65:23
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub fn merge_with(mut self, other: Span) -> Self {
[INFO] [stdout]    |                       ----^^^^
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `diagnostics` is never read
[INFO] [stdout]   --> src/_lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 11 |     diagnostics: DiagnosticsConfig,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `color` and `printing_order` are never read
[INFO] [stdout]   --> src/_lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct DiagnosticsConfig {
[INFO] [stdout]    |            ----------------- fields in this struct
[INFO] [stdout] 28 |     color: bool,                              // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 29 |     printing_order: DiagnosticsPrintingOrder, // FIXME: Currently unsupported
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Before` is never constructed
[INFO] [stdout]   --> src/_lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub enum DiagnosticsPrintingOrder {
[INFO] [stdout]    |          ------------------------ variant in this enum
[INFO] [stdout] 34 |     Before,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticsPrintingOrder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Solve` is never constructed
[INFO] [stdout]   --> src/_lib.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum Mode {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 48 |     Solve,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Mode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inner_span` is never read
[INFO] [stdout]    --> src/equation_simplifier.rs:945:5
[INFO] [stdout]     |
[INFO] [stdout] 942 | pub(crate) struct Region {
[INFO] [stdout]     |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 945 |     inner_span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Region` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]     --> src/equation_simplifier.rs:959:19
[INFO] [stdout]      |
[INFO] [stdout] 948  | impl Region {
[INFO] [stdout]      | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 959  |     pub(crate) fn replace_in_tokens(self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 967  |     pub(crate) fn to_token(self, tokens: Vec<Token>) -> Token {
[INFO] [stdout]      |                   ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 971  |     pub(crate) fn to_inner_tokens(self, tokens: &Vec<Token>) -> Vec<Token> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 979  |     pub(crate) fn pop_braces(&mut self, tokens: &mut Vec<Token>) {
[INFO] [stdout]      |                   ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 990  |     pub(crate) fn partition_by_comma(&mut self, tokens: &mut Vec<Token>) -> Vec<usize> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1040 |     pub(crate) fn erase_and_provide_args(mut self, tokens: &mut Vec<Token>) -> Vec<Vec<Token>> {
[INFO] [stdout]      |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1070 |     pub(crate) fn len(&self) -> usize {
[INFO] [stdout]      |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve_lin_1_arg` is never used
[INFO] [stdout]  --> src/equation_solver.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `error`, `warn_spanned`, `warn`, `note`, `suggest_spanned`, and `build_multi_span_string` are never used
[INFO] [stdout]   --> src/error.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl DiagnosticBuilder {
[INFO] [stdout]    | ---------------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn error(&mut self, error: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn warn_spanned(&mut self, warning: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn warn(&mut self, warning: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn note(&mut self, note: String) -> &mut Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 |     pub fn suggest_spanned(&mut self, suggestion: String, span: Span) -> &mut Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn build_multi_span_string(len: usize, spans: &Vec<Span>) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Warn`, `Suggestion`, and `Note` are never constructed
[INFO] [stdout]   --> src/error.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub(crate) enum DiagnosticItem {
[INFO] [stdout]    |                 -------------- variants in this enum
[INFO] [stdout] 92 |     Error(String, Span),
[INFO] [stdout] 93 |     Warn(String, Span),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 94 |     Suggestion(String, Span),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 95 |     Note(String),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DiagnosticItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `NONE` is never used
[INFO] [stdout]   --> src/parser.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const NONE: usize = usize::MAX;
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `action` is never read
[INFO] [stdout]   --> src/parser.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct Parser<'a> {
[INFO] [stdout]    |                   ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 29 |     action: Action,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tokens_to_string` is never used
[INFO] [stdout]   --> src/parser.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |         fn tokens_to_string(tokens: &Box<[Token]>) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_const` and `exists_var` are never used
[INFO] [stdout]    --> src/parser.rs:582:12
[INFO] [stdout]     |
[INFO] [stdout] 519 | impl ParseContext {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 582 |     pub fn lookup_const(&self, name: &String, parse_ctx: &ParseContext, span: Span) -> PResult<Number> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 595 |     pub fn exists_var(&self, name: &String) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DefineRecFunc` is never constructed
[INFO] [stdout]    --> src/parser.rs:728:5
[INFO] [stdout]     |
[INFO] [stdout] 725 | pub enum Action {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 728 |     DefineRecFunc(String, Box<[String]>, (usize, usize)), // function name, function arguments, (recursive min idx, recursive min val)
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `kind` is never used
[INFO] [stdout]    --> src/parser.rs:733:12
[INFO] [stdout]     |
[INFO] [stdout] 732 | impl Action {
[INFO] [stdout]     | ----------- method in this implementation
[INFO] [stdout] 733 |     pub fn kind(&self) -> ActionKind {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `DefineVar`, `DefineFunc`, `DefineRecFunc`, and `Eval` are never constructed
[INFO] [stdout]    --> src/parser.rs:745:5
[INFO] [stdout]     |
[INFO] [stdout] 744 | pub enum ActionKind {
[INFO] [stdout]     |          ---------- variants in this enum
[INFO] [stdout] 745 |     DefineVar,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 746 |     DefineFunc,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 747 |     DefineRecFunc,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 748 |     Eval,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ActionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parse_ctx` is never read
[INFO] [stdout]    --> src/parser.rs:752:5
[INFO] [stdout]     |
[INFO] [stdout] 751 | struct FunctionWalker<'a> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] 752 |     parse_ctx: &'a ParseContext,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `diagnostics` and `to_wrapped` are never used
[INFO] [stdout]     --> src/parser.rs:1160:12
[INFO] [stdout]      |
[INFO] [stdout] 1149 | impl<T> ParseResult<T> {
[INFO] [stdout]      | ---------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 1160 |     pub fn diagnostics(&self) -> Option<&DiagnosticBuilder> {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 1174 |     fn to_wrapped(self) -> Result<ParseResult<T>, ParseResult<T>> {
[INFO] [stdout]      |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Region` is never constructed
[INFO] [stdout]   --> src/shared.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub enum Token {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     Region(Span, Vec<Token>),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `No` is never constructed
[INFO] [stdout]    --> src/shared.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub enum TrailingSpace {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 118 |     No = 0,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TrailingSpace` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]    --> src/shared.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 147 | impl TokenKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 148 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `associativity` is never used
[INFO] [stdout]    --> src/shared.rs:266:12
[INFO] [stdout]     |
[INFO] [stdout] 241 | impl BinOpKind {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 266 |     pub fn associativity(&self) -> Associativity {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `None`, `Left`, and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:333:5
[INFO] [stdout]     |
[INFO] [stdout] 332 | pub enum ArgsKind {
[INFO] [stdout]     |          -------- variants in this enum
[INFO] [stdout] 333 |     None,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 334 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 335 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ArgsKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Plus` is never constructed
[INFO] [stdout]    --> src/shared.rs:362:5
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub enum SignKind {
[INFO] [stdout]     |          -------- variant in this enum
[INFO] [stdout] 361 |     Default, // FIXME: replace this with the #[default] attribute on the Plus variant!
[INFO] [stdout] 362 |     Plus,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SignKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_raw` is never used
[INFO] [stdout]    --> src/shared.rs:367:12
[INFO] [stdout]     |
[INFO] [stdout] 366 | impl SignKind {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 367 |     pub fn to_raw(&self) -> char {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `zero` is never used
[INFO] [stdout]    --> src/shared.rs:377:8
[INFO] [stdout]     |
[INFO] [stdout] 377 | pub fn zero() -> Number {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `one` is never used
[INFO] [stdout]    --> src/shared.rs:381:8
[INFO] [stdout]     |
[INFO] [stdout] 381 | pub fn one() -> Number {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Left` and `Right` are never constructed
[INFO] [stdout]    --> src/shared.rs:391:5
[INFO] [stdout]     |
[INFO] [stdout] 390 | pub enum Associativity {
[INFO] [stdout]     |          ------------- variants in this enum
[INFO] [stdout] 391 |     Left,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 392 |     Right,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Associativity` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/shared.rs:416:12
[INFO] [stdout]     |
[INFO] [stdout] 401 | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 416 |     pub fn next_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 422 |     pub fn pop_token(&mut self) -> Token {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 431 |     pub fn look_back(&self) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 435 |     pub fn look_back_by(&self, by: usize) -> Option<&Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 449 |     pub fn look_back_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 453 |     pub fn look_back_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 458 |     pub fn look_ahead_mut(&mut self) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 462 |     pub fn look_ahead_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `fixed_token`, `shrink_hi`, and `shrink_lo` are never used
[INFO] [stdout]   --> src/span.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Span {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     pub fn fixed_token<const SIZE: usize>(position: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/token_stream.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl TokenStream {
[INFO] [stdout]     | ---------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27  |     pub fn eat(&mut self, token_kind: TokenKind) -> bool {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 48  |     pub fn can_advance(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57  |     pub fn can_go_back(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 61  |     pub fn look_ahead<F: FnOnce(&Token) -> bool>(&self, dist: usize, func: F) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 71  |     pub fn look_back<T, F: FnOnce(&Token) -> T>(&self, dist: usize, func: F) -> Option<T> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92  |     pub fn cursor(&self) -> usize {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn push_checkpoint(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn pop_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 110 |     pub fn clear_checkpoints(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn go_back_to_last_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn go_back_to_last_checkpoint_and_insert_checkpoint(&mut self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `MathInterpreter` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `math_interpreter`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Span::expand_hi` that must be used
[INFO] [stdout]    --> src/lexer.rs:168:41
[INFO] [stdout]     |
[INFO] [stdout] 168 | ...                   new_span.expand_hi();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 168 |                                         let _ = new_span.expand_hi();
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 84 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "6a88a694a12fb5f75484efae05e2e5a4f70e0c8af05e3099be959b21abec7dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a88a694a12fb5f75484efae05e2e5a4f70e0c8af05e3099be959b21abec7dea", kill_on_drop: false }`
[INFO] [stdout] 6a88a694a12fb5f75484efae05e2e5a4f70e0c8af05e3099be959b21abec7dea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4f2893a2ba84a6c30d1b7d56abd5a036d0978c29641e3c47ba9a0b7c85d350e
[INFO] running `Command { std: "docker" "start" "-a" "b4f2893a2ba84a6c30d1b7d56abd5a036d0978c29641e3c47ba9a0b7c85d350e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `diagnostic_builder_spanned`
[INFO] [stderr]  --> src/ast_walker.rs:3:33
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `diagnostic_builder`
[INFO] [stderr]  --> src/equation_evaluator.rs:3:13
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{diagnostic_builder, diagnostic_builder_spanned};
[INFO] [stderr]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SignKind`
[INFO] [stderr]  --> src/equation_evaluator.rs:6:67
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::shared::{BinOpKind, LiteralKind, LiteralToken, Number, SignKind, TrailingSpace, UnaryOpKind, num_from_f64};
[INFO] [stderr]   |                                                                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem`
[INFO] [stderr]  --> src/equation_evaluator.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::mem;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `parser`
[INFO] [stderr]  --> src/equation_simplifier.rs:7:39
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::{_lib, diagnostic_builder, parser, shared, ANSMode, Config, DiagnosticsConfig, Mode};
[INFO] [stderr]   |                                       ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Neg`
[INFO] [stderr]   --> src/equation_simplifier.rs:10:16
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::ops::{Neg, Range};
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SignKind`
[INFO] [stderr]  --> src/lexer.rs:6:43
[INFO] [stderr]   |
[INFO] [stderr] 6 |     BinOpKind, LiteralKind, LiteralToken, SignKind, Token, TokenKind, TrailingSpace, UnaryOpKind,
[INFO] [stderr]   |                                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GenericSpan`
[INFO] [stderr]  --> src/lexer.rs:8:35
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::span::{FixedTokenSpan, GenericSpan, Span};
[INFO] [stderr]   |                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]  --> src/parser.rs:1:23
[INFO] [stderr]   |
[INFO] [stderr] 1 | use arpfloat::{FP256, Float};
[INFO] [stderr]   |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Associativity`, `SignKind`
[INFO] [stderr]   --> src/parser.rs:9:18
[INFO] [stderr]    |
[INFO] [stderr] 9  |     ArgPosition, Associativity, BinOpKind, ImplicitlyMultiply, LiteralKind,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^
[INFO] [stderr] 10 |     LiteralToken, Number, SignKind, Token, TokenKind, TrailingSpace, num_from_f64,
[INFO] [stderr]    |                           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Neg`
[INFO] [stderr]   --> src/parser.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 | use std::ops::Neg;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]   --> src/parser.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use std::rc::Rc;
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::diagnostic_builder`
[INFO] [stderr]  --> src/shared.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::diagnostic_builder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::error::DiagnosticBuilder`
[INFO] [stderr]  --> src/shared.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::error::DiagnosticBuilder;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Neg`
[INFO] [stderr]   --> src/equation_evaluator.rs:10:21
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::ops::{Add, Neg, Sub};
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Neg`
[INFO] [stderr]   --> src/shared.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::ops::Neg;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]   --> src/ast_walker.rs:88:44
[INFO] [stderr]    |
[INFO] [stderr] 88 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]    |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]   --> src/ast_walker.rs:97:49
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]    |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:102:53
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn walk_maybe_func(&self, node: &MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         span: Span,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:132:48
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn walk_binop(&self, node: &mut BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:141:53
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn walk_unary_op(&self, node: &mut UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                     ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:146:57
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn walk_maybe_func(&self, node: &mut MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |         span: Span,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:171:43
[INFO] [stderr]     |
[INFO] [stderr] 171 |     fn walk_binop(&self, node: BinOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:180:48
[INFO] [stderr]     |
[INFO] [stderr] 180 |     fn walk_unary_op(&self, node: UnaryOpNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:185:52
[INFO] [stderr]     |
[INFO] [stderr] 185 |     fn walk_maybe_func(&self, node: MaybeFuncNode, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                    ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/ast_walker.rs:196:9
[INFO] [stderr]     |
[INFO] [stderr] 196 |         span: Span,
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/equation_evaluator.rs:191:44
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<Number> {
[INFO] [stderr]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/equation_evaluator.rs:214:49
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<Number> {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/equation_simplifier.rs:467:33
[INFO] [stderr]     |
[INFO] [stderr] 467 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stderr]     |                           ----^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/equation_simplifier.rs:641:33
[INFO] [stderr]     |
[INFO] [stderr] 641 | ...                   let mut num = num_from_f64(lit_tok.content.parse::<f64>().unwrap());
[INFO] [stderr]     |                           ----^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `potential_next_op`
[INFO] [stderr]    --> src/equation_simplifier.rs:794:21
[INFO] [stderr]     |
[INFO] [stderr] 794 |                 let potential_next_op = token_stream.look_ahead();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_potential_next_op`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]  --> src/equation_solver.rs:3:24
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stderr]   |                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `diagnostics_builder`
[INFO] [stderr]   --> src/lexer.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_diagnostics_builder`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lexer.rs:21:13
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let mut diagnostics_builder = DiagnosticBuilder::new(input.clone());
[INFO] [stderr]    |             ----^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lexer.rs:167:45
[INFO] [stderr]     |
[INFO] [stderr] 167 | ...                   let mut new_span = span.clone();
[INFO] [stderr]     |                           ----^^^^^^^^
[INFO] [stderr]     |                           |
[INFO] [stderr]     |                           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:757:49
[INFO] [stderr]     |
[INFO] [stderr] 757 |     fn walk_lit(&self, node: &mut LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:776:48
[INFO] [stderr]     |
[INFO] [stderr] 776 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:796:44
[INFO] [stderr]     |
[INFO] [stderr] 796 |     fn walk_binop(&self, node: &BinOpNode, span: Span) -> PResult<()> {
[INFO] [stderr]     |                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:801:49
[INFO] [stderr]     |
[INFO] [stderr] 801 |     fn walk_unary_op(&self, node: &UnaryOpNode, span: Span) -> PResult<()> {
[INFO] [stderr]     |                                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `span`
[INFO] [stderr]    --> src/parser.rs:862:48
[INFO] [stderr]     |
[INFO] [stderr] 862 |     fn walk_lit(&self, lit_tok: &LiteralToken, span: Span) -> Result<(), DiagnosticBuilder> {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_span`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:935:13
[INFO] [stderr]     |
[INFO] [stderr] 935 |         let mut walker = FunctionWalker {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/parser.rs:1091:13
[INFO] [stderr]      |
[INFO] [stderr] 1091 |         let mut walker = FunctionWalker {
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/parser.rs:1096:13
[INFO] [stderr]      |
[INFO] [stderr] 1096 |         let mut result = if def {
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `parse_ctx`
[INFO] [stderr]    --> src/shared.rs:211:44
[INFO] [stderr]     |
[INFO] [stderr] 211 |     pub(crate) fn eval(&self, arg: Number, parse_ctx: &ParseContext) -> PResult<Number> {
[INFO] [stderr]     |                                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_parse_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:36:22
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:44:22
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:52:22
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn expand_hi(mut self) -> Self {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn expand_lo(mut self) -> Result<Self, ExpandLoError> {
[INFO] [stderr]    |                      ----^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/span.rs:65:23
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub fn merge_with(mut self, other: Span) -> Self {
[INFO] [stderr]    |                       ----^^^^
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: field `diagnostics` is never read
[INFO] [stderr]   --> src/_lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct Config {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 11 |     diagnostics: DiagnosticsConfig,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Config` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `color` and `printing_order` are never read
[INFO] [stderr]   --> src/_lib.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct DiagnosticsConfig {
[INFO] [stderr]    |            ----------------- fields in this struct
[INFO] [stderr] 28 |     color: bool,                              // FIXME: Currently unsupported
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 29 |     printing_order: DiagnosticsPrintingOrder, // FIXME: Currently unsupported
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiagnosticsConfig` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Before` is never constructed
[INFO] [stderr]   --> src/_lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub enum DiagnosticsPrintingOrder {
[INFO] [stderr]    |          ------------------------ variant in this enum
[INFO] [stderr] 34 |     Before,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiagnosticsPrintingOrder` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Solve` is never constructed
[INFO] [stderr]   --> src/_lib.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub enum Mode {
[INFO] [stderr]    |          ---- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 48 |     Solve,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Mode` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `inner_span` is never read
[INFO] [stderr]    --> src/equation_simplifier.rs:945:5
[INFO] [stderr]     |
[INFO] [stderr] 942 | pub(crate) struct Region {
[INFO] [stderr]     |                   ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 945 |     inner_span: Span,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Region` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]     --> src/equation_simplifier.rs:959:19
[INFO] [stderr]      |
[INFO] [stderr] 948  | impl Region {
[INFO] [stderr]      | ----------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 959  |     pub(crate) fn replace_in_tokens(self, tokens: &mut Vec<Token>) {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 967  |     pub(crate) fn to_token(self, tokens: Vec<Token>) -> Token {
[INFO] [stderr]      |                   ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 971  |     pub(crate) fn to_inner_tokens(self, tokens: &Vec<Token>) -> Vec<Token> {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 979  |     pub(crate) fn pop_braces(&mut self, tokens: &mut Vec<Token>) {
[INFO] [stderr]      |                   ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 990  |     pub(crate) fn partition_by_comma(&mut self, tokens: &mut Vec<Token>) -> Vec<usize> {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1040 |     pub(crate) fn erase_and_provide_args(mut self, tokens: &mut Vec<Token>) -> Vec<Vec<Token>> {
[INFO] [stderr]      |                   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1070 |     pub(crate) fn len(&self) -> usize {
[INFO] [stderr]      |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `solve_lin_1_arg` is never used
[INFO] [stderr]  --> src/equation_solver.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn solve_lin_1_arg(tokens: Vec<Token>) -> Vec<Token> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `error`, `warn_spanned`, `warn`, `note`, `suggest_spanned`, and `build_multi_span_string` are never used
[INFO] [stderr]   --> src/error.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl DiagnosticBuilder {
[INFO] [stderr]    | ---------------------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 40 |     pub fn error(&mut self, error: String) -> &mut Self {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn warn_spanned(&mut self, warning: String, span: Span) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 50 |     pub fn warn(&mut self, warning: String) -> &mut Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 54 |     pub fn note(&mut self, note: String) -> &mut Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 |     pub fn suggest_spanned(&mut self, suggestion: String, span: Span) -> &mut Self {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 69 |     fn build_multi_span_string(len: usize, spans: &Vec<Span>) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Warn`, `Suggestion`, and `Note` are never constructed
[INFO] [stderr]   --> src/error.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub(crate) enum DiagnosticItem {
[INFO] [stderr]    |                 -------------- variants in this enum
[INFO] [stderr] 92 |     Error(String, Span),
[INFO] [stderr] 93 |     Warn(String, Span),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 94 |     Suggestion(String, Span),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 95 |     Note(String),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `DiagnosticItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: constant `NONE` is never used
[INFO] [stderr]   --> src/parser.rs:22:7
[INFO] [stderr]    |
[INFO] [stderr] 22 | const NONE: usize = usize::MAX;
[INFO] [stderr]    |       ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `action` is never read
[INFO] [stderr]   --> src/parser.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub(crate) struct Parser<'a> {
[INFO] [stderr]    |                   ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 29 |     action: Action,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tokens_to_string` is never used
[INFO] [stderr]   --> src/parser.rs:46:12
[INFO] [stderr]    |
[INFO] [stderr] 46 |         fn tokens_to_string(tokens: &Box<[Token]>) -> String {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `lookup_const` and `exists_var` are never used
[INFO] [stderr]    --> src/parser.rs:582:12
[INFO] [stderr]     |
[INFO] [stderr] 519 | impl ParseContext {
[INFO] [stderr]     | ----------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 582 |     pub fn lookup_const(&self, name: &String, parse_ctx: &ParseContext, span: Span) -> PResult<Number> {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 595 |     pub fn exists_var(&self, name: &String) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `DefineRecFunc` is never constructed
[INFO] [stderr]    --> src/parser.rs:728:5
[INFO] [stderr]     |
[INFO] [stderr] 725 | pub enum Action {
[INFO] [stderr]     |          ------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 728 |     DefineRecFunc(String, Box<[String]>, (usize, usize)), // function name, function arguments, (recursive min idx, recursive min val)
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Action` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `kind` is never used
[INFO] [stderr]    --> src/parser.rs:733:12
[INFO] [stderr]     |
[INFO] [stderr] 732 | impl Action {
[INFO] [stderr]     | ----------- method in this implementation
[INFO] [stderr] 733 |     pub fn kind(&self) -> ActionKind {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `DefineVar`, `DefineFunc`, `DefineRecFunc`, and `Eval` are never constructed
[INFO] [stderr]    --> src/parser.rs:745:5
[INFO] [stderr]     |
[INFO] [stderr] 744 | pub enum ActionKind {
[INFO] [stderr]     |          ---------- variants in this enum
[INFO] [stderr] 745 |     DefineVar,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 746 |     DefineFunc,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 747 |     DefineRecFunc,
[INFO] [stderr]     |     ^^^^^^^^^^^^^
[INFO] [stderr] 748 |     Eval,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ActionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `parse_ctx` is never read
[INFO] [stderr]    --> src/parser.rs:752:5
[INFO] [stderr]     |
[INFO] [stderr] 751 | struct FunctionWalker<'a> {
[INFO] [stderr]     |        -------------- field in this struct
[INFO] [stderr] 752 |     parse_ctx: &'a ParseContext,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `diagnostics` and `to_wrapped` are never used
[INFO] [stderr]     --> src/parser.rs:1160:12
[INFO] [stderr]      |
[INFO] [stderr] 1149 | impl<T> ParseResult<T> {
[INFO] [stderr]      | ---------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 1160 |     pub fn diagnostics(&self) -> Option<&DiagnosticBuilder> {
[INFO] [stderr]      |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 1174 |     fn to_wrapped(self) -> Result<ParseResult<T>, ParseResult<T>> {
[INFO] [stderr]      |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Region` is never constructed
[INFO] [stderr]   --> src/shared.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub enum Token {
[INFO] [stderr]    |          ----- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 21 |     Region(Span, Vec<Token>),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Token` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `No` is never constructed
[INFO] [stderr]    --> src/shared.rs:118:5
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub enum TrailingSpace {
[INFO] [stderr]     |          ------------- variant in this enum
[INFO] [stderr] 118 |     No = 0,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `TrailingSpace` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_string` is never used
[INFO] [stderr]    --> src/shared.rs:148:12
[INFO] [stderr]     |
[INFO] [stderr] 147 | impl TokenKind {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] 148 |     pub fn to_string(&self) -> String {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `associativity` is never used
[INFO] [stderr]    --> src/shared.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 241 | impl BinOpKind {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 266 |     pub fn associativity(&self) -> Associativity {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `None`, `Left`, and `Right` are never constructed
[INFO] [stderr]    --> src/shared.rs:333:5
[INFO] [stderr]     |
[INFO] [stderr] 332 | pub enum ArgsKind {
[INFO] [stderr]     |          -------- variants in this enum
[INFO] [stderr] 333 |     None,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 334 |     Left,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 335 |     Right,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ArgsKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Plus` is never constructed
[INFO] [stderr]    --> src/shared.rs:362:5
[INFO] [stderr]     |
[INFO] [stderr] 360 | pub enum SignKind {
[INFO] [stderr]     |          -------- variant in this enum
[INFO] [stderr] 361 |     Default, // FIXME: replace this with the #[default] attribute on the Plus variant!
[INFO] [stderr] 362 |     Plus,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `SignKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `to_raw` is never used
[INFO] [stderr]    --> src/shared.rs:367:12
[INFO] [stderr]     |
[INFO] [stderr] 366 | impl SignKind {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] 367 |     pub fn to_raw(&self) -> char {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `zero` is never used
[INFO] [stderr]    --> src/shared.rs:377:8
[INFO] [stderr]     |
[INFO] [stderr] 377 | pub fn zero() -> Number {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `one` is never used
[INFO] [stderr]    --> src/shared.rs:381:8
[INFO] [stderr]     |
[INFO] [stderr] 381 | pub fn one() -> Number {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Left` and `Right` are never constructed
[INFO] [stderr]    --> src/shared.rs:391:5
[INFO] [stderr]     |
[INFO] [stderr] 390 | pub enum Associativity {
[INFO] [stderr]     |          ------------- variants in this enum
[INFO] [stderr] 391 |     Left,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 392 |     Right,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Associativity` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/shared.rs:416:12
[INFO] [stderr]     |
[INFO] [stderr] 401 | impl TokenStream {
[INFO] [stderr]     | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 416 |     pub fn next_mut(&mut self) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 422 |     pub fn pop_token(&mut self) -> Token {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 431 |     pub fn look_back(&self) -> Option<&Token> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 435 |     pub fn look_back_by(&self, by: usize) -> Option<&Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 449 |     pub fn look_back_mut(&mut self) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 453 |     pub fn look_back_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 458 |     pub fn look_ahead_mut(&mut self) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 462 |     pub fn look_ahead_by_mut(&mut self, by: usize) -> Option<&mut Token> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `fixed_token`, `shrink_hi`, and `shrink_lo` are never used
[INFO] [stderr]   --> src/span.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Span {
[INFO] [stderr]    | --------- associated items in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 23 |     pub fn fixed_token<const SIZE: usize>(position: usize) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 36 |     pub fn shrink_hi(mut self) -> Result<Self, ShrinkHiError> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn shrink_lo(mut self) -> Result<Self, ShrinkLoError> {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/token_stream.rs:27:12
[INFO] [stderr]     |
[INFO] [stderr] 9   | impl TokenStream {
[INFO] [stderr]     | ---------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27  |     pub fn eat(&mut self, token_kind: TokenKind) -> bool {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 48  |     pub fn can_advance(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 57  |     pub fn can_go_back(&self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 61  |     pub fn look_ahead<F: FnOnce(&Token) -> bool>(&self, dist: usize, func: F) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 71  |     pub fn look_back<T, F: FnOnce(&Token) -> T>(&self, dist: usize, func: F) -> Option<T> {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 92  |     pub fn cursor(&self) -> usize {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 102 |     pub fn push_checkpoint(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 106 |     pub fn pop_checkpoint(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 110 |     pub fn clear_checkpoints(&mut self) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 114 |     pub fn go_back_to_last_checkpoint(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 124 |     pub fn go_back_to_last_checkpoint_and_insert_checkpoint(&mut self) -> bool {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MathInterpreter` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `math_interpreter`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Span::expand_hi` that must be used
[INFO] [stderr]    --> src/lexer.rs:168:41
[INFO] [stderr]     |
[INFO] [stderr] 168 | ...                   new_span.expand_hi();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 168 |                                         let _ = new_span.expand_hi();
[INFO] [stderr]     |                                         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `MathInterpreter` (bin "MathInterpreter" test) generated 84 warnings (run `cargo fix --bin "MathInterpreter" --tests` to apply 49 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/MathInterpreter-db50e5c1f0348547)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test equation_simplifier::test ... FAILED
[INFO] [stdout] test parser::test_simple_ops ... FAILED
[INFO] [stdout] test parser::test_vars ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--bin MathInterpreter`
[INFO] [stdout] test parser::test_functions ... FAILED
[INFO] [stdout] test parser::test_ans ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- equation_simplifier::test stdout ----
[INFO] [stdout] 32.
[INFO] [stdout] thread 'equation_simplifier::test' panicked at src/equation_simplifier.rs:1083:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "32."
[INFO] [stdout]  right: "32"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560beff71036 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x560beff71036 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x560beff71036 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x560beff71036 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x560beff9b770 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x560beff9b770 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x560beff6ea9f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x560beff70e14 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x560beff70e14 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x560beff72b87 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x560beff7286d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x560beff1d177 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x560beff1d177 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x560beff731a6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x560beff731a6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x560beff72ef2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x560beff71536 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x560beff72c50 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x560befe87d55 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x560befe881eb - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x560befedf1c2 - core::panicking::assert_failed::hc728655cf109db62
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x560befec3374 - MathInterpreter::equation_simplifier::test::hfbf480d6816317ee
[INFO] [stdout]                                at /opt/rustwide/workdir/src/equation_simplifier.rs:1083:5
[INFO] [stdout]   22:     0x560befec3187 - MathInterpreter::equation_simplifier::test::{{closure}}::h97e32af48a343498
[INFO] [stdout]                                at /opt/rustwide/workdir/src/equation_simplifier.rs:1076:10
[INFO] [stdout]   23:     0x560befed0a86 - core::ops::function::FnOnce::call_once::hb1ea5831a8b2fc88
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x560beff22a4f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x560beff22a4f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x560beff217d1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x560beff217d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x560beff217d1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x560beff217d1 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x560beff217d1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x560beff217d1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x560beff217d1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x560befee8b06 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x560befee8b06 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x560befeedb67 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x560befeedb67 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x560befeedb67 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x560befeedb67 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x560befeedb67 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x560beff77c55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f62a48f3ac3 - <unknown>
[INFO] [stdout]   46:     0x7f62a4984bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_simple_ops stdout ----
[INFO] [stdout] thread 'parser::test_simple_ops' panicked at src/parser.rs:1194:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "32."
[INFO] [stdout]  right: "32"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560beff71036 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x560beff71036 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x560beff71036 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x560beff71036 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x560beff9b770 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x560beff9b770 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x560beff6ea9f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x560beff70e14 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x560beff70e14 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x560beff72b87 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x560beff7286d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x560beff1d177 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x560beff1d177 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x560beff731a6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x560beff731a6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x560beff72ef2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x560beff71536 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x560beff72c50 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x560befe87d55 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x560befe881eb - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x560befedf172 - core::panicking::assert_failed::h756ecb7b7a9a10f6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x560befeaedd6 - MathInterpreter::parser::test_simple_ops::hcdc92b880b9f18e3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1194:5
[INFO] [stdout]   22:     0x560befeaeb07 - MathInterpreter::parser::test_simple_ops::{{closure}}::h5bf62541b26b4790
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1183:21
[INFO] [stdout]   23:     0x560befed0436 - core::ops::function::FnOnce::call_once::h30fcee316755bac9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x560beff22a4f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x560beff22a4f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x560beff217d1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x560beff217d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x560beff217d1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x560beff217d1 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x560beff217d1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x560beff217d1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x560beff217d1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x560befee8b06 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x560befee8b06 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x560befeedb67 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x560befeedb67 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x560befeedb67 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x560befeedb67 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x560befeedb67 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x560beff77c55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f62a48f3ac3 - <unknown>
[INFO] [stdout]   46:     0x7f62a4984bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_vars stdout ----
[INFO] [stdout] thread 'parser::test_vars' panicked at src/parser.rs:1286:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "38."
[INFO] [stdout]  right: "38"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560beff71036 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x560beff71036 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x560beff71036 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x560beff71036 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x560beff9b770 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x560beff9b770 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x560beff6ea9f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x560beff70e14 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x560beff70e14 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x560beff72b87 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x560beff7286d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x560beff1d177 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x560beff1d177 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x560beff731a6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x560beff731a6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x560beff72ef2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x560beff71536 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x560beff72c50 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x560befe87d55 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x560befe881eb - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x560befedf172 - core::panicking::assert_failed::h756ecb7b7a9a10f6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x560befeb08cf - MathInterpreter::parser::test_vars::hdbbd8d573c50d8b3
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1286:5
[INFO] [stdout]   22:     0x560befeb0517 - MathInterpreter::parser::test_vars::{{closure}}::h8f946000fc6b2eb8
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1273:15
[INFO] [stdout]   23:     0x560befed09f6 - core::ops::function::FnOnce::call_once::ha7b1448b98f03917
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x560beff22a4f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x560beff22a4f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x560beff217d1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x560beff217d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x560beff217d1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x560beff217d1 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x560beff217d1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x560beff217d1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x560beff217d1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x560befee8b06 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x560befee8b06 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x560befeedb67 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x560befeedb67 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x560befeedb67 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x560befeedb67 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x560befeedb67 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x560beff77c55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f62a48f3ac3 - <unknown>
[INFO] [stdout]   46:     0x7f62a4984bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_functions stdout ----
[INFO] [stdout] thread 'parser::test_functions' panicked at src/parser.rs:1234:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "-3.20000000000000017763568394002504646778106689453125"
[INFO] [stdout]  right: "-3.2"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560beff71036 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x560beff71036 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x560beff71036 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x560beff71036 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x560beff9b770 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x560beff9b770 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x560beff6ea9f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x560beff70e14 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x560beff70e14 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x560beff72b87 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x560beff7286d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x560beff1d177 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x560beff1d177 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x560beff731a6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x560beff731a6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x560beff72ef2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x560beff71536 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x560beff72c50 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x560befe87d55 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x560befe881eb - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x560befedf172 - core::panicking::assert_failed::h756ecb7b7a9a10f6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x560befeafa3a - MathInterpreter::parser::test_functions::hf14fa511572fb4cd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1234:5
[INFO] [stdout]   22:     0x560befeaf717 - MathInterpreter::parser::test_functions::{{closure}}::h59a2b82eec15284d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1222:20
[INFO] [stdout]   23:     0x560befed0906 - core::ops::function::FnOnce::call_once::h9c507966b4ef8895
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x560beff22a4f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x560beff22a4f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x560beff217d1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x560beff217d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x560beff217d1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x560beff217d1 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x560beff217d1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x560beff217d1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x560beff217d1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x560befee8b06 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x560befee8b06 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x560befeedb67 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x560befeedb67 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x560befeedb67 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x560befeedb67 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x560befeedb67 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x560beff77c55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f62a48f3ac3 - <unknown>
[INFO] [stdout]   46:     0x7f62a4984bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_ans stdout ----
[INFO] [stdout] thread 'parser::test_ans' panicked at src/parser.rs:1263:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: "-.200000000000000011102230246251565404236316680908203125"
[INFO] [stdout]  right: "-0.2"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560beff71036 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x560beff71036 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x560beff71036 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x560beff71036 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x560beff9b770 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x560beff9b770 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x560beff6ea9f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x560beff70e14 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x560beff70e14 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x560beff72b87 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x560beff7286d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x560beff1d177 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x560beff1d177 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x560beff731a6 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x560beff731a6 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x560beff72ef2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x560beff71536 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x560beff72c50 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x560befe87d55 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x560befe881eb - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x560befedf172 - core::panicking::assert_failed::h756ecb7b7a9a10f6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x560befeb027d - MathInterpreter::parser::test_ans::hc68b97e950dd6274
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1263:5
[INFO] [stdout]   22:     0x560befeaffb7 - MathInterpreter::parser::test_ans::{{closure}}::h5ededbcc6150d3e5
[INFO] [stdout]                                at /opt/rustwide/workdir/src/parser.rs:1252:14
[INFO] [stdout]   23:     0x560befed0b76 - core::ops::function::FnOnce::call_once::hba5d5126d45db323
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x560beff22a4f - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x560beff22a4f - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   26:     0x560beff217d1 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   27:     0x560beff217d1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x560beff217d1 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x560beff217d1 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x560beff217d1 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x560beff217d1 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   32:     0x560beff217d1 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   33:     0x560befee8b06 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   34:     0x560befee8b06 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x560befeedb67 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x560befeedb67 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x560befeedb67 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x560befeedb67 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x560befeedb67 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x560befeedb67 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   43:     0x560beff77c55 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x560beff77c55 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f62a48f3ac3 - <unknown>
[INFO] [stdout]   46:     0x7f62a4984bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     equation_simplifier::test
[INFO] [stdout]     parser::test_ans
[INFO] [stdout]     parser::test_functions
[INFO] [stdout]     parser::test_simple_ops
[INFO] [stdout]     parser::test_vars
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4f2893a2ba84a6c30d1b7d56abd5a036d0978c29641e3c47ba9a0b7c85d350e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f2893a2ba84a6c30d1b7d56abd5a036d0978c29641e3c47ba9a0b7c85d350e", kill_on_drop: false }`
[INFO] [stdout] b4f2893a2ba84a6c30d1b7d56abd5a036d0978c29641e3c47ba9a0b7c85d350e
