[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 try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronning9%2Fmath-lexer" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cronning9/math-lexer on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-108/source/Cargo.toml
[INFO] crate git repo https://github.com/cronning9/math-lexer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a85b34973b26ecbc8ad4a59831334f5b76da7de972d2dbd970d4ce242a51d1b
[INFO] running `Command { std: "docker" "start" "-a" "1a85b34973b26ecbc8ad4a59831334f5b76da7de972d2dbd970d4ce242a51d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a85b34973b26ecbc8ad4a59831334f5b76da7de972d2dbd970d4ce242a51d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a85b34973b26ecbc8ad4a59831334f5b76da7de972d2dbd970d4ce242a51d1b", kill_on_drop: false }`
[INFO] [stdout] 1a85b34973b26ecbc8ad4a59831334f5b76da7de972d2dbd970d4ce242a51d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fde4657709591dd385bc2005ce36b742362c75f93e55613b27c9bc7ba4cd2704
[INFO] running `Command { std: "docker" "start" "-a" "fde4657709591dd385bc2005ce36b742362c75f93e55613b27c9bc7ba4cd2704", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking math-lexer v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/lexer.rs (3 fixes)
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[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]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[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]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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: struct is never constructed: `FSMResult`
[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: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Plus,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]  --> src/tokens.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Minus,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Times`
[INFO] [stdout]  --> src/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Times,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]  --> src/tokens.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Div,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThan`
[INFO] [stdout]   --> src/tokens.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     GreaterThan,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     GreaterThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThan`
[INFO] [stdout]   --> src/tokens.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LessThan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LessThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Equal`
[INFO] [stdout]   --> src/tokens.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Equal,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokens.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/tokens.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Number(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArithOperator`
[INFO] [stdout]   --> src/tokens.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ArithOperator(ArithOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ComparisonOperator`
[INFO] [stdout]   --> src/tokens.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ComparisonOperator(ComparisonOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assignment`
[INFO] [stdout]   --> src/tokens.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Assignment,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LeftParen`
[INFO] [stdout]   --> src/tokens.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     LeftParen,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightParen`
[INFO] [stdout]   --> src/tokens.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     RightParen,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndOfInput`
[INFO] [stdout]   --> src/tokens.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     EndOfInput,
[INFO] [stdout]    |     ^^^^^^^^^^
[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]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[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]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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: struct is never constructed: `FSMResult`
[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: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Plus,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]  --> src/tokens.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Minus,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Times`
[INFO] [stdout]  --> src/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Times,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]  --> src/tokens.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Div,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThan`
[INFO] [stdout]   --> src/tokens.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     GreaterThan,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     GreaterThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThan`
[INFO] [stdout]   --> src/tokens.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LessThan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LessThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Equal`
[INFO] [stdout]   --> src/tokens.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Equal,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokens.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/tokens.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Number(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArithOperator`
[INFO] [stdout]   --> src/tokens.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ArithOperator(ArithOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ComparisonOperator`
[INFO] [stdout]   --> src/tokens.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ComparisonOperator(ComparisonOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assignment`
[INFO] [stdout]   --> src/tokens.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Assignment,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LeftParen`
[INFO] [stdout]   --> src/tokens.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     LeftParen,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightParen`
[INFO] [stdout]   --> src/tokens.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     RightParen,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndOfInput`
[INFO] [stdout]   --> src/tokens.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     EndOfInput,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.48s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking math-lexer v0.1.0 (/tmp/fixit)
[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]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[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]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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: struct is never constructed: `FSMResult`
[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: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Plus,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]  --> src/tokens.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Minus,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Times`
[INFO] [stdout]  --> src/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Times,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]  --> src/tokens.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Div,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThan`
[INFO] [stdout]   --> src/tokens.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     GreaterThan,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     GreaterThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThan`
[INFO] [stdout]   --> src/tokens.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LessThan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LessThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Equal`
[INFO] [stdout]   --> src/tokens.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Equal,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokens.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/tokens.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Number(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArithOperator`
[INFO] [stdout]   --> src/tokens.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ArithOperator(ArithOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ComparisonOperator`
[INFO] [stdout]   --> src/tokens.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ComparisonOperator(ComparisonOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assignment`
[INFO] [stdout]   --> src/tokens.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Assignment,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LeftParen`
[INFO] [stdout]   --> src/tokens.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     LeftParen,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightParen`
[INFO] [stdout]   --> src/tokens.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     RightParen,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndOfInput`
[INFO] [stdout]   --> src/tokens.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     EndOfInput,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[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]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[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]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[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: struct is never constructed: `FSMResult`
[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: variant is never constructed: `Plus`
[INFO] [stdout]  --> src/tokens.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Plus,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Minus`
[INFO] [stdout]  --> src/tokens.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Minus,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Times`
[INFO] [stdout]  --> src/tokens.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Times,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]  --> src/tokens.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Div,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThan`
[INFO] [stdout]   --> src/tokens.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     GreaterThan,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GreaterThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     GreaterThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThan`
[INFO] [stdout]   --> src/tokens.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     LessThan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LessThanOrEqual`
[INFO] [stdout]   --> src/tokens.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     LessThanOrEqual,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Equal`
[INFO] [stdout]   --> src/tokens.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Equal,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Identifier`
[INFO] [stdout]   --> src/tokens.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Identifier(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Number`
[INFO] [stdout]   --> src/tokens.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Number(String),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArithOperator`
[INFO] [stdout]   --> src/tokens.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     ArithOperator(ArithOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ComparisonOperator`
[INFO] [stdout]   --> src/tokens.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     ComparisonOperator(ComparisonOperators),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assignment`
[INFO] [stdout]   --> src/tokens.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Assignment,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LeftParen`
[INFO] [stdout]   --> src/tokens.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     LeftParen,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RightParen`
[INFO] [stdout]   --> src/tokens.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     RightParen,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EndOfInput`
[INFO] [stdout]   --> src/tokens.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     EndOfInput,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.16s
[INFO] running `Command { std: "docker" "inspect" "fde4657709591dd385bc2005ce36b742362c75f93e55613b27c9bc7ba4cd2704", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde4657709591dd385bc2005ce36b742362c75f93e55613b27c9bc7ba4cd2704", kill_on_drop: false }`
[INFO] [stdout] fde4657709591dd385bc2005ce36b742362c75f93e55613b27c9bc7ba4cd2704