[INFO] cloning repository https://github.com/EdwardGarmon/Crabby_Compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EdwardGarmon/Crabby_Compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdwardGarmon%2FCrabby_Compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdwardGarmon%2FCrabby_Compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bacab2b797d9e679979fb137efa052d8670eb92
[INFO] checking EdwardGarmon/Crabby_Compiler against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEdwardGarmon%2FCrabby_Compiler" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EdwardGarmon/Crabby_Compiler
[INFO] finished tweaking git repo https://github.com/EdwardGarmon/Crabby_Compiler
[INFO] tweaked toml for git repo https://github.com/EdwardGarmon/Crabby_Compiler written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EdwardGarmon/Crabby_Compiler on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EdwardGarmon/Crabby_Compiler 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 397d7ce4c72eb7294a2f5a6052517c9df9e6aaa941251c988abe053c0fefb540
[INFO] running `Command { std: "docker" "start" "-a" "397d7ce4c72eb7294a2f5a6052517c9df9e6aaa941251c988abe053c0fefb540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "397d7ce4c72eb7294a2f5a6052517c9df9e6aaa941251c988abe053c0fefb540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397d7ce4c72eb7294a2f5a6052517c9df9e6aaa941251c988abe053c0fefb540", kill_on_drop: false }`
[INFO] [stdout] 397d7ce4c72eb7294a2f5a6052517c9df9e6aaa941251c988abe053c0fefb540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65efdae31cf64d78359fa8205ed8774c4bee48ba045b5a284f9c1b826f1edea2
[INFO] running `Command { std: "docker" "start" "-a" "65efdae31cf64d78359fa8205ed8774c4bee48ba045b5a284f9c1b826f1edea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#064fe096)
[INFO] [stderr]    Compiling Crabby_Compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stdout] warning: unexpected `cfg` condition value: `no-libffi-linking`
[INFO] [stdout]  --> build.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         not(feature = "no-libffi-linking")
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]   |
[INFO] [stdout]   = note: no expected values for `feature`
[INFO] [stdout]   = help: consider adding `no-libffi-linking` as a feature in `Cargo.toml`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling llvm-sys v70.4.0
[INFO] [stderr]    Compiling inkwell_internals v0.5.0 (https://github.com/TheDan64/inkwell?branch=master#064fe096)
[INFO] [stdout] warning: unused import: `llvm_sys::target_machine`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use llvm_sys::target_machine;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree_map::Values`
[INFO] [stdout]  --> src/code_gen/compile.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{btree_map::Values, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BasicValue`, `CallSiteValue`, `InstructionValue`, `PointerValue`, `basic_block::BasicBlock`, `self`, and `types::BasicMetadataTypeEnum`
[INFO] [stdout]   --> src/code_gen/compile.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 |     basic_block::BasicBlock,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  8 |     builder::{self, Builder},
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     types::BasicMetadataTypeEnum,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     values::{
[INFO] [stdout] 14 |         BasicMetadataValueEnum, BasicValue, CallSiteValue, FunctionValue, InstructionValue,
[INFO] [stdout]    |                                 ^^^^^^^^^^  ^^^^^^^^^^^^^                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |         PointerValue,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/code_gen/compile.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     stmts::{self, AssignStmt, ControlStmt, ControlType, PrintStmt, StmtType, Stmts},
[INFO] [stdout]    |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Assign`, `CloseBrace`, `CloseParen`, `Equals`, `If`, `Ignore`, `Int`, `OpenBrace`, `OpenParen`, `Print`, `Semi`, `Str`, and `WhiteSpace`
[INFO] [stdout]  --> src/lexer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Assign, CloseBrace, CloseParen, Equals, If, Ignore, Int, OpenBrace, OpenParen, Print, Semi,
[INFO] [stdout]   |     ^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^  ^^  ^^^^^^  ^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 7 |     Str, WhiteSpace,
[INFO] [stdout]   |     ^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::format` and `fs::OpenOptions`
[INFO] [stdout]  --> src/parser/expr.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fmt::format, fs::OpenOptions};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `llvm_sys::target_machine`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use llvm_sys::target_machine;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `btree_map::Values`
[INFO] [stdout]  --> src/code_gen/compile.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{btree_map::Values, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BasicValue`, `CallSiteValue`, `InstructionValue`, `PointerValue`, `basic_block::BasicBlock`, `self`, and `types::BasicMetadataTypeEnum`
[INFO] [stdout]   --> src/code_gen/compile.rs:7:5
[INFO] [stdout]    |
[INFO] [stdout]  7 |     basic_block::BasicBlock,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  8 |     builder::{self, Builder},
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     types::BasicMetadataTypeEnum,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |     values::{
[INFO] [stdout] 14 |         BasicMetadataValueEnum, BasicValue, CallSiteValue, FunctionValue, InstructionValue,
[INFO] [stdout]    |                                 ^^^^^^^^^^  ^^^^^^^^^^^^^                 ^^^^^^^^^^^^^^^^
[INFO] [stdout] 15 |         PointerValue,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/code_gen/compile.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     stmts::{self, AssignStmt, ControlStmt, ControlType, PrintStmt, StmtType, Stmts},
[INFO] [stdout]    |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/lexer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Assign`, `CloseBrace`, `CloseParen`, `Equals`, `If`, `Ignore`, `Int`, `OpenBrace`, `OpenParen`, `Print`, `Semi`, `Str`, and `WhiteSpace`
[INFO] [stdout]  --> src/lexer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Assign, CloseBrace, CloseParen, Equals, If, Ignore, Int, OpenBrace, OpenParen, Print, Semi,
[INFO] [stdout]   |     ^^^^^^  ^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^  ^^  ^^^^^^  ^^^  ^^^^^^^^^  ^^^^^^^^^  ^^^^^  ^^^^
[INFO] [stdout] 7 |     Str, WhiteSpace,
[INFO] [stdout]   |     ^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::format` and `fs::OpenOptions`
[INFO] [stdout]  --> src/parser/expr.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{fmt::format, fs::OpenOptions};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser/decls.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new(lex: &Lexeme, mut x: &mut usize) -> Option<Box<Self>> {
[INFO] [stdout]    |                              ----^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser/expr.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub(crate) fn new(lex: &Lexeme, mut x: &mut usize) -> Option<Box<Self>> {
[INFO] [stdout]    |                                     ----^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `save`
[INFO] [stdout]   --> src/parser/expr.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let save = x.clone();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_save`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser/decls.rs:58:30
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn new(lex: &Lexeme, mut x: &mut usize) -> Option<Box<Self>> {
[INFO] [stdout]    |                              ----^
[INFO] [stdout]    |                              |
[INFO] [stdout]    |                              help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser/expr.rs:25:37
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub(crate) fn new(lex: &Lexeme, mut x: &mut usize) -> Option<Box<Self>> {
[INFO] [stdout]    |                                     ----^
[INFO] [stdout]    |                                     |
[INFO] [stdout]    |                                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `save`
[INFO] [stdout]   --> src/parser/expr.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let save = x.clone();
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_save`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser/expr.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         _ => panic!("invalid operator"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/parser/expr.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         Operation::Times => 3,
[INFO] [stdout]     |         ---------------- matches some of the same values
[INFO] [stdout] 113 |         Operation::Plus => 2,
[INFO] [stdout]     |         --------------- matches some of the same values
[INFO] [stdout] 114 |         Operation::Equals => 1,
[INFO] [stdout]     |         ----------------- matches some of the same values
[INFO] [stdout] 115 |         Operation::GT => 1,
[INFO] [stdout]     |         ------------- matches some of the same values
[INFO] [stdout] 116 |         Operation::LT => 1,
[INFO] [stdout] 117 |         _ => panic!("invalid operator"),
[INFO] [stdout]     |         ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `control_type` is never read
[INFO] [stdout]   --> src/parser/stmts.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut control_type = ControlType::While;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser/expr.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         _ => panic!("invalid operator"),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/parser/expr.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         Operation::Times => 3,
[INFO] [stdout]     |         ---------------- matches some of the same values
[INFO] [stdout] 113 |         Operation::Plus => 2,
[INFO] [stdout]     |         --------------- matches some of the same values
[INFO] [stdout] 114 |         Operation::Equals => 1,
[INFO] [stdout]     |         ----------------- matches some of the same values
[INFO] [stdout] 115 |         Operation::GT => 1,
[INFO] [stdout]     |         ------------- matches some of the same values
[INFO] [stdout] 116 |         Operation::LT => 1,
[INFO] [stdout] 117 |         _ => panic!("invalid operator"),
[INFO] [stdout]     |         ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]    --> src/parser/stmts.rs:144:24
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut name = "";
[INFO] [stdout]     |                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `control_type` is never read
[INFO] [stdout]   --> src/parser/stmts.rs:52:32
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let mut control_type = ControlType::While;
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `name` is never read
[INFO] [stdout]    --> src/parser/stmts.rs:144:24
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let mut name = "";
[INFO] [stdout]     |                        ^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ignore` and `EOF` are never constructed
[INFO] [stdout]   --> src/lexer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum RawToken {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 53 |     Ignore,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     EOF,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawToken` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DataToken` is never used
[INFO] [stdout]   --> src/lexer.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub enum DataToken {}
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser/expr.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     StrLit(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExprData` 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] 14 -     StrLit(String),
[INFO] [stdout] 14 +     StrLit(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/code_gen/compile.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn compile_expr(&self, expr: Expr) -> BasicMetadataValueEnum {
[INFO] [stdout]     |                     ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn compile_expr(&self, expr: Expr) -> BasicMetadataValueEnum<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/code_gen/compile.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 219 |     ) -> BasicMetadataValueEnum {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     ) -> BasicMetadataValueEnum<'_> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/parser/var.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | /         match self {
[INFO] [stdout] 10 | |             Var::Bool => "bool",
[INFO] [stdout] 11 | |             Var::Str => "str",
[INFO] [stdout] 12 | |             Var::Int => "int",
[INFO] [stdout] 13 | |         }
[INFO] [stdout] 14 | |         .parse()
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Ignore` and `EOF` are never constructed
[INFO] [stdout]   --> src/lexer.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 39 | enum RawToken {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 53 |     Ignore,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 57 |     EOF,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RawToken` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DataToken` is never used
[INFO] [stdout]   --> src/lexer.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 | pub enum DataToken {}
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser/expr.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     StrLit(String),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ExprData` 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] 14 -     StrLit(String),
[INFO] [stdout] 14 +     StrLit(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/code_gen/compile.rs:193:21
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn compile_expr(&self, expr: Expr) -> BasicMetadataValueEnum {
[INFO] [stdout]     |                     ^^^^^                 ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn compile_expr(&self, expr: Expr) -> BasicMetadataValueEnum<'_> {
[INFO] [stdout]     |                                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/code_gen/compile.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 219 |     ) -> BasicMetadataValueEnum {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     ) -> BasicMetadataValueEnum<'_> {
[INFO] [stdout]     |                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/parser/var.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | /         match self {
[INFO] [stdout] 10 | |             Var::Bool => "bool",
[INFO] [stdout] 11 | |             Var::Str => "str",
[INFO] [stdout] 12 | |             Var::Int => "int",
[INFO] [stdout] 13 | |         }
[INFO] [stdout] 14 | |         .parse()
[INFO] [stdout]    | |________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Crabby_Compiler` (bin "Crabby_Compiler" test) due to 1 previous error; 18 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `Crabby_Compiler` (bin "Crabby_Compiler") due to 1 previous error; 18 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "65efdae31cf64d78359fa8205ed8774c4bee48ba045b5a284f9c1b826f1edea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65efdae31cf64d78359fa8205ed8774c4bee48ba045b5a284f9c1b826f1edea2", kill_on_drop: false }`
[INFO] [stdout] 65efdae31cf64d78359fa8205ed8774c4bee48ba045b5a284f9c1b826f1edea2
