[INFO] cloning repository https://github.com/Sk3pz/boulder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sk3pz/boulder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fboulder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fboulder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ca0407575baa3d0f6c0005674731204b0ccade9
[INFO] checking Sk3pz/boulder against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSk3pz%2Fboulder" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Sk3pz/boulder
[INFO] finished tweaking git repo https://github.com/Sk3pz/boulder
[INFO] tweaked toml for git repo https://github.com/Sk3pz/boulder written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sk3pz/boulder on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sk3pz/boulder 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edff8e2c4f0b0d670fdad0206e61c868d18430d0031271d355f07fc45c0baf92
[INFO] running `Command { std: "docker" "start" "-a" "edff8e2c4f0b0d670fdad0206e61c868d18430d0031271d355f07fc45c0baf92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edff8e2c4f0b0d670fdad0206e61c868d18430d0031271d355f07fc45c0baf92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edff8e2c4f0b0d670fdad0206e61c868d18430d0031271d355f07fc45c0baf92", kill_on_drop: false }`
[INFO] [stdout] edff8e2c4f0b0d670fdad0206e61c868d18430d0031271d355f07fc45c0baf92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c848084a1a7ead79c1d350a3734e2396dfe5af22f3594c3e1eb2dcdd54df42e
[INFO] running `Command { std: "docker" "start" "-a" "6c848084a1a7ead79c1d350a3734e2396dfe5af22f3594c3e1eb2dcdd54df42e", kill_on_drop: false }`
[INFO] [stderr]     Checking better_term v1.0.4
[INFO] [stderr]     Checking cli_tree v1.0.0
[INFO] [stderr]     Checking boulder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `c` is not used by name
[INFO] [stdout]    --> src/main.rs:138:69
[INFO] [stdout]     |
[INFO] [stdout] 129 |         {t}{}Options:\n\
[INFO] [stdout]     |            -- this formatting argument uses named argument `c` by position
[INFO] [stdout] ...
[INFO] [stdout] 138 |         Color::BrightWhite, Color::BrightWhite, Color::BrightWhite, c = Color::White, c2 = Color::BrightWhite,
[INFO] [stdout]     |                                                                     ^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 129 |         {t}{c}Options:\n\
[INFO] [stdout]     |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/token.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, write};
[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: `format`
[INFO] [stdout]  --> src/statement.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, format, Formatter};
[INFO] [stdout]   |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::intrinsics::unreachable`
[INFO] [stdout]  --> src/interpreter.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::intrinsics::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]   --> src/main.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::fs::{File, OpenOptions};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CodePos`, `InputReader`, `TokenList`, and `time_taken`
[INFO] [stdout]   --> src/main.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |     use crate::{CodePos, InputReader, time_taken, TokenList};
[INFO] [stdout]    |                 ^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lexer::lex`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::lexer::lex;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TokenType` and `Token`
[INFO] [stdout]   --> src/main.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 |     use crate::token::{Token, TokenType};
[INFO] [stdout]    |                        ^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `core_intrinsics` is internal to the compiler or standard library
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(core_intrinsics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: using it is strongly discouraged
[INFO] [stdout]   = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `c` is not used by name
[INFO] [stdout]    --> src/main.rs:138:69
[INFO] [stdout]     |
[INFO] [stdout] 129 |         {t}{}Options:\n\
[INFO] [stdout]     |            -- this formatting argument uses named argument `c` by position
[INFO] [stdout] ...
[INFO] [stdout] 138 |         Color::BrightWhite, Color::BrightWhite, Color::BrightWhite, c = Color::White, c2 = Color::BrightWhite,
[INFO] [stdout]     |                                                                     ^ this named argument is referred to by position in formatting string
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 129 |         {t}{c}Options:\n\
[INFO] [stdout]     |             +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `write`
[INFO] [stdout]  --> src/token.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, write};
[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: `format`
[INFO] [stdout]  --> src/statement.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt::{Display, format, Formatter};
[INFO] [stdout]   |                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::intrinsics::unreachable`
[INFO] [stdout]  --> src/interpreter.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::intrinsics::unreachable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `File`
[INFO] [stdout]   --> src/main.rs:16:15
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::fs::{File, OpenOptions};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `def_type` is never read
[INFO] [stdout]    --> src/parser.rs:135:48
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let mut def_type: Option<Box<Statement>> = None;
[INFO] [stdout]     |                                                ^^^^ this value is reassigned later and never used
[INFO] [stdout] 136 |     if tokens.optional_expect(TokenType::Colon)?.is_some() {
[INFO] [stdout] 137 |         def_type = Some(Box::new(get_type(tokens, false)?));
[INFO] [stdout]     |         -------- `def_type` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `def_type` is never read
[INFO] [stdout]    --> src/parser.rs:135:48
[INFO] [stdout]     |
[INFO] [stdout] 135 |     let mut def_type: Option<Box<Statement>> = None;
[INFO] [stdout]     |                                                ^^^^ this value is reassigned later and never used
[INFO] [stdout] 136 |     if tokens.optional_expect(TokenType::Colon)?.is_some() {
[INFO] [stdout] 137 |         def_type = Some(Box::new(get_type(tokens, false)?));
[INFO] [stdout]     |         -------- `def_type` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/statement.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 let mut mods = self.display_modifiers(modifiers, indent.clone(), depth);
[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/statement.rs:333:21
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 let mut mods = self.display_modifiers(modifiers, indent.clone(), depth);
[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/gen_c.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 let mut c_code = String::new();
[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/interpreter.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut variables: HashMap<String, Statement> = HashMap::new();
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variables`
[INFO] [stdout]   --> src/interpreter.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut variables: HashMap<String, Statement> = HashMap::new();
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variables`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]   --> src/interpreter.rs:37:40
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Statement::Fn { ident, return_type, params, body } => {
[INFO] [stdout]    |                                        ^^^^^^^^^^^ help: try ignoring the field: `return_type: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/interpreter.rs:37:53
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Statement::Fn { ident, return_type, params, body } => {
[INFO] [stdout]    |                                                     ^^^^^^ help: try ignoring the field: `params: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreter.rs:37:61
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Statement::Fn { ident, return_type, params, body } => {
[INFO] [stdout]    |                                                             ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/statement.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                 let mut mods = self.display_modifiers(modifiers, indent.clone(), depth);
[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/statement.rs:333:21
[INFO] [stdout]     |
[INFO] [stdout] 333 |                 let mut mods = self.display_modifiers(modifiers, indent.clone(), depth);
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `color` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let mut color = true;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_color` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `release` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let mut release = false;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_release` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `color` is never read
[INFO] [stdout]    --> src/main.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     color = b;
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `release` is never read
[INFO] [stdout]    --> src/main.rs:259:21
[INFO] [stdout]     |
[INFO] [stdout] 259 |                     release = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 262 |                     release = true;
[INFO] [stdout]     |                     -------------- `release` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `release` is never read
[INFO] [stdout]    --> src/main.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     release = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gen_c.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 let mut c_code = String::new();
[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/interpreter.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut variables: HashMap<String, Statement> = HashMap::new();
[INFO] [stdout]    |         ----^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variables`
[INFO] [stdout]   --> src/interpreter.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let mut variables: HashMap<String, Statement> = HashMap::new();
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variables`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_type`
[INFO] [stdout]   --> src/interpreter.rs:37:40
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Statement::Fn { ident, return_type, params, body } => {
[INFO] [stdout]    |                                        ^^^^^^^^^^^ help: try ignoring the field: `return_type: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `params`
[INFO] [stdout]   --> src/interpreter.rs:37:53
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Statement::Fn { ident, return_type, params, body } => {
[INFO] [stdout]    |                                                     ^^^^^^ help: try ignoring the field: `params: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `body`
[INFO] [stdout]   --> src/interpreter.rs:37:61
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 Statement::Fn { ident, return_type, params, body } => {
[INFO] [stdout]    |                                                             ^^^^ help: try ignoring the field: `body: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `color` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:163:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     let mut color = true;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_color` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `release` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 164 |     let mut release = false;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_release` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `color` is never read
[INFO] [stdout]    --> src/main.rs:245:21
[INFO] [stdout]     |
[INFO] [stdout] 245 |                     color = b;
[INFO] [stdout]     |                     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `release` is never read
[INFO] [stdout]    --> src/main.rs:259:21
[INFO] [stdout]     |
[INFO] [stdout] 259 |                     release = false;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 262 |                     release = true;
[INFO] [stdout]     |                     -------------- `release` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `release` is never read
[INFO] [stdout]    --> src/main.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     release = true;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "6c848084a1a7ead79c1d350a3734e2396dfe5af22f3594c3e1eb2dcdd54df42e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c848084a1a7ead79c1d350a3734e2396dfe5af22f3594c3e1eb2dcdd54df42e", kill_on_drop: false }`
[INFO] [stdout] 6c848084a1a7ead79c1d350a3734e2396dfe5af22f3594c3e1eb2dcdd54df42e
