[INFO] cloning repository https://github.com/cronning9/math-lexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cronning9/math-lexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronning9%2Fmath-lexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronning9%2Fmath-lexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c1f5be4f3b4ea8562e63c73b4e4627a8f6d8bcc
[INFO] checking cronning9/math-lexer against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronning9%2Fmath-lexer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/cronning9/math-lexer
[INFO] finished tweaking git repo https://github.com/cronning9/math-lexer
[INFO] tweaked toml for git repo https://github.com/cronning9/math-lexer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cronning9/math-lexer on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cronning9/math-lexer 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c29dedd0bf87512543453600a5dd19bbcc8da183bfe30eebd1dbfbacc8503c7c
[INFO] running `Command { std: "docker" "start" "-a" "c29dedd0bf87512543453600a5dd19bbcc8da183bfe30eebd1dbfbacc8503c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c29dedd0bf87512543453600a5dd19bbcc8da183bfe30eebd1dbfbacc8503c7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c29dedd0bf87512543453600a5dd19bbcc8da183bfe30eebd1dbfbacc8503c7c", kill_on_drop: false }`
[INFO] [stdout] c29dedd0bf87512543453600a5dd19bbcc8da183bfe30eebd1dbfbacc8503c7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd2bdb22e2027e34f800c6dbacb1879a9e817ad818427a117cc1a309c1ac32f9
[INFO] running `Command { std: "docker" "start" "-a" "cd2bdb22e2027e34f800c6dbacb1879a9e817ad818427a117cc1a309c1ac32f9", kill_on_drop: false }`
[INFO] [stderr]     Checking math-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::Enumerate`
[INFO] [stdout]  --> src/lexer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Enumerate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/lexer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::Enumerate`
[INFO] [stdout]  --> src/lexer.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::Enumerate;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/lexer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `index` is never read
[INFO] [stdout]    --> src/lexer.rs:111:21
[INFO] [stdout]     |
[INFO] [stdout] 111 |                     index += 2;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `index` is never read
[INFO] [stdout]    --> src/lexer.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     index += 1;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lexer.rs:181:43
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn tokenize_arith_operator(&mut self, i: u64, c: char) -> Token {
[INFO] [stdout]     |                                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/number_state_rules.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             _ => panic!("An error has occurred."),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/number_state_rules.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             NumberStates::Initial => NumberStates::Integer,
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] 25 |             NumberStates::Integer => {
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 36 |             NumberStates::BeginFractionalPart => {
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 43 |             NumberStates::NumberWithFractionalPart => {
[INFO] [stdout]    |             -------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 75 |             _ => panic!("An error has occurred."),
[INFO] [stdout]    |             ^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut input: String;
[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: struct `FSMResult` is never constructed
[INFO] [stdout]   --> src/fsm/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct FSMResult {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token_type`, `line`, and `column` are never read
[INFO] [stdout]   --> src/lexer.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 20 |     token_type: tokens::TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 21 |     line: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     column: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Identifier(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Identifier(String),
[INFO] [stdout] 22 +     Identifier(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Number(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Number(String),
[INFO] [stdout] 24 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ArithOperator(ArithOperators),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     ArithOperator(ArithOperators),
[INFO] [stdout] 25 +     ArithOperator(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `index` is never read
[INFO] [stdout]    --> src/lexer.rs:111:21
[INFO] [stdout]     |
[INFO] [stdout] 111 |                     index += 2;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `index` is never read
[INFO] [stdout]    --> src/lexer.rs:113:21
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     index += 1;
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ComparisonOperator(ComparisonOperators),
[INFO] [stdout]    |     ------------------ ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     ComparisonOperator(ComparisonOperators),
[INFO] [stdout] 26 +     ComparisonOperator(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ArithOperators` is never used
[INFO] [stdout]  --> src/tokens.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ArithOperators {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ComparisonOperators` is never used
[INFO] [stdout]   --> src/tokens.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum ComparisonOperators {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]   --> src/tokens.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum TokenType {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/lexer.rs:181:43
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn tokenize_arith_operator(&mut self, i: u64, c: char) -> Token {
[INFO] [stdout]     |                                           ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/number_state_rules.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             _ => panic!("An error has occurred."),
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/number_state_rules.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             NumberStates::Initial => NumberStates::Integer,
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] 25 |             NumberStates::Integer => {
[INFO] [stdout]    |             --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 36 |             NumberStates::BeginFractionalPart => {
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 43 |             NumberStates::NumberWithFractionalPart => {
[INFO] [stdout]    |             -------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 75 |             _ => panic!("An error has occurred."),
[INFO] [stdout]    |             ^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut input: String;
[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: struct `FSMResult` is never constructed
[INFO] [stdout]   --> src/fsm/mod.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct FSMResult {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token_type`, `line`, and `column` are never read
[INFO] [stdout]   --> src/lexer.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 20 |     token_type: tokens::TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 21 |     line: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |     column: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:22:16
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Identifier(String),
[INFO] [stdout]    |     ---------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 22 -     Identifier(String),
[INFO] [stdout] 22 +     Identifier(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Number(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 24 -     Number(String),
[INFO] [stdout] 24 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:25:19
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ArithOperator(ArithOperators),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -     ArithOperator(ArithOperators),
[INFO] [stdout] 25 +     ArithOperator(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/tokens.rs:26:24
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ComparisonOperator(ComparisonOperators),
[INFO] [stdout]    |     ------------------ ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     ComparisonOperator(ComparisonOperators),
[INFO] [stdout] 26 +     ComparisonOperator(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ArithOperators` is never used
[INFO] [stdout]  --> src/tokens.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum ArithOperators {
[INFO] [stdout]   |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ComparisonOperators` is never used
[INFO] [stdout]   --> src/tokens.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum ComparisonOperators {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]   --> src/tokens.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub enum TokenType {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "cd2bdb22e2027e34f800c6dbacb1879a9e817ad818427a117cc1a309c1ac32f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2bdb22e2027e34f800c6dbacb1879a9e817ad818427a117cc1a309c1ac32f9", kill_on_drop: false }`
[INFO] [stdout] cd2bdb22e2027e34f800c6dbacb1879a9e817ad818427a117cc1a309c1ac32f9
