[INFO] cloning repository https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazuhiko-itani%2Finterpreter-made-of-go-made-of-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazuhiko-itani%2Finterpreter-made-of-go-made-of-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95f66d57fbe830852c0a4ffef6a473835a9db306
[INFO] testing kazuhiko-itani/interpreter-made-of-go-made-of-rust against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkazuhiko-itani%2Finterpreter-made-of-go-made-of-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust
[INFO] finished tweaking git repo https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust
[INFO] tweaked toml for git repo https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0d997a84eb167ce9f640f378a5d0df36eb445fe2d98c260f2039dd85d25d06e
[INFO] running `Command { std: "docker" "start" "-a" "f0d997a84eb167ce9f640f378a5d0df36eb445fe2d98c260f2039dd85d25d06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0d997a84eb167ce9f640f378a5d0df36eb445fe2d98c260f2039dd85d25d06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d997a84eb167ce9f640f378a5d0df36eb445fe2d98c260f2039dd85d25d06e", kill_on_drop: false }`
[INFO] [stdout] f0d997a84eb167ce9f640f378a5d0df36eb445fe2d98c260f2039dd85d25d06e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ee1f4b823d7c5179cc53886aa480918704dc2f4994128e5fa4c8d95656a151f
[INFO] running `Command { std: "docker" "start" "-a" "8ee1f4b823d7c5179cc53886aa480918704dc2f4994128e5fa4c8d95656a151f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.8
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling linux-raw-sys v0.4.5
[INFO] [stderr]    Compiling smallvec v1.11.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling bitflags v2.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling home v0.5.5
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling nix v0.26.2
[INFO] [stderr]    Compiling fd-lock v3.0.13
[INFO] [stderr]    Compiling rustyline v12.0.0
[INFO] [stderr]    Compiling interpreter-made-of-go-made-of-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/evaluator.rs:134:16
[INFO] [stdout]     |
[INFO] [stdout] 134 |             if (is_error(&function)) {
[INFO] [stdout]     |                ^                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 134 -             if (is_error(&function)) {
[INFO] [stdout] 134 +             if is_error(&function)  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/evaluator.rs:219:24
[INFO] [stdout]     |
[INFO] [stdout] 219 |         _ => new_error((format!("unknown operator: {} {} {}", left, op, right))),
[INFO] [stdout]     |                        ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 -         _ => new_error((format!("unknown operator: {} {} {}", left, op, right))),
[INFO] [stdout] 219 +         _ => new_error(format!("unknown operator: {} {} {}", left, op, right) ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/parse.rs:76:38
[INFO] [stdout]    |
[INFO] [stdout] 76 |         while !self.current_token_is((TokenType::EOF)) {
[INFO] [stdout]    |                                      ^              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 76 -         while !self.current_token_is((TokenType::EOF)) {
[INFO] [stdout] 76 +         while !self.current_token_is(TokenType::EOF ) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/evaluator.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/evaluator.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Statement::Expression(expression) => eval_expression(expression, env),
[INFO] [stdout]    |         --------------------------------- matches some of the same values
[INFO] [stdout] 43 |         Statement::Return(expr) => Object::ReturnValue(Box::new(eval_expression(expr, env))),
[INFO] [stdout]    |         ----------------------- matches some of the same values
[INFO] [stdout] 44 |         Statement::Let(ident, value) => {
[INFO] [stdout]    |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 49 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/evaluator.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/evaluator.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout]  55 |         Expression::IntegerLiteral(integer) => Object::Integer(integer),
[INFO] [stdout]     |         ----------------------------------- matches some of the same values
[INFO] [stdout]  56 |         Expression::StringLiteral(string) => Object::String(string),
[INFO] [stdout]     |         --------------------------------- matches some of the same values
[INFO] [stdout]  57 |         Expression::Boolean(bool) => {
[INFO] [stdout]     |         ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  64 |         Expression::ArrayLiteral(elements) => {
[INFO] [stdout]     |         ---------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 148 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]     |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/object.rs:63:42
[INFO] [stdout]    |
[INFO] [stdout] 63 |             Object::Function(args, body, env) => {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `string` is never used
[INFO] [stdout]   --> src/parse.rs:87:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Parser {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 87 |     pub fn string(&self, program: &Program) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "8ee1f4b823d7c5179cc53886aa480918704dc2f4994128e5fa4c8d95656a151f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ee1f4b823d7c5179cc53886aa480918704dc2f4994128e5fa4c8d95656a151f", kill_on_drop: false }`
[INFO] [stdout] 8ee1f4b823d7c5179cc53886aa480918704dc2f4994128e5fa4c8d95656a151f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 594b62cee27a42b4005e5102d14f79e68f74bc8bbf0c722c27c9c1d52b061f8c
[INFO] running `Command { std: "docker" "start" "-a" "594b62cee27a42b4005e5102d14f79e68f74bc8bbf0c722c27c9c1d52b061f8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter-made-of-go-made-of-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/evaluator.rs:134:16
[INFO] [stdout]     |
[INFO] [stdout] 134 |             if (is_error(&function)) {
[INFO] [stdout]     |                ^                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 134 -             if (is_error(&function)) {
[INFO] [stdout] 134 +             if is_error(&function)  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/evaluator.rs:219:24
[INFO] [stdout]     |
[INFO] [stdout] 219 |         _ => new_error((format!("unknown operator: {} {} {}", left, op, right))),
[INFO] [stdout]     |                        ^                                                      ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 219 -         _ => new_error((format!("unknown operator: {} {} {}", left, op, right))),
[INFO] [stdout] 219 +         _ => new_error(format!("unknown operator: {} {} {}", left, op, right) ),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/parse.rs:76:38
[INFO] [stdout]    |
[INFO] [stdout] 76 |         while !self.current_token_is((TokenType::EOF)) {
[INFO] [stdout]    |                                      ^              ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 76 -         while !self.current_token_is((TokenType::EOF)) {
[INFO] [stdout] 76 +         while !self.current_token_is(TokenType::EOF ) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/evaluator.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]    |         ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/evaluator.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         Statement::Expression(expression) => eval_expression(expression, env),
[INFO] [stdout]    |         --------------------------------- matches some of the same values
[INFO] [stdout] 43 |         Statement::Return(expr) => Object::ReturnValue(Box::new(eval_expression(expr, env))),
[INFO] [stdout]    |         ----------------------- matches some of the same values
[INFO] [stdout] 44 |         Statement::Let(ident, value) => {
[INFO] [stdout]    |         ---------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 49 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]    |         ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/evaluator.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]     |         ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/evaluator.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout]  55 |         Expression::IntegerLiteral(integer) => Object::Integer(integer),
[INFO] [stdout]     |         ----------------------------------- matches some of the same values
[INFO] [stdout]  56 |         Expression::StringLiteral(string) => Object::String(string),
[INFO] [stdout]     |         --------------------------------- matches some of the same values
[INFO] [stdout]  57 |         Expression::Boolean(bool) => {
[INFO] [stdout]     |         ------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  64 |         Expression::ArrayLiteral(elements) => {
[INFO] [stdout]     |         ---------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 148 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stdout]     |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/object.rs:63:42
[INFO] [stdout]    |
[INFO] [stdout] 63 |             Object::Function(args, body, env) => {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "594b62cee27a42b4005e5102d14f79e68f74bc8bbf0c722c27c9c1d52b061f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "594b62cee27a42b4005e5102d14f79e68f74bc8bbf0c722c27c9c1d52b061f8c", kill_on_drop: false }`
[INFO] [stdout] 594b62cee27a42b4005e5102d14f79e68f74bc8bbf0c722c27c9c1d52b061f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb83196385682c2bdbb047d6ddd5c578be63dd72efe8f4e491280ac038682fe3
[INFO] running `Command { std: "docker" "start" "-a" "cb83196385682c2bdbb047d6ddd5c578be63dd72efe8f4e491280ac038682fe3", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]    --> src/evaluator.rs:134:16
[INFO] [stderr]     |
[INFO] [stderr] 134 |             if (is_error(&function)) {
[INFO] [stderr]     |                ^                   ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 134 -             if (is_error(&function)) {
[INFO] [stderr] 134 +             if is_error(&function)  {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/evaluator.rs:219:24
[INFO] [stderr]     |
[INFO] [stderr] 219 |         _ => new_error((format!("unknown operator: {} {} {}", left, op, right))),
[INFO] [stderr]     |                        ^                                                      ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 219 -         _ => new_error((format!("unknown operator: {} {} {}", left, op, right))),
[INFO] [stderr] 219 +         _ => new_error(format!("unknown operator: {} {} {}", left, op, right) ),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/parse.rs:76:38
[INFO] [stderr]    |
[INFO] [stderr] 76 |         while !self.current_token_is((TokenType::EOF)) {
[INFO] [stderr]    |                                      ^              ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 76 -         while !self.current_token_is((TokenType::EOF)) {
[INFO] [stderr] 76 +         while !self.current_token_is(TokenType::EOF ) {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/evaluator.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stderr]    |         ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/evaluator.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         Statement::Expression(expression) => eval_expression(expression, env),
[INFO] [stderr]    |         --------------------------------- matches some of the same values
[INFO] [stderr] 43 |         Statement::Return(expr) => Object::ReturnValue(Box::new(eval_expression(expr, env))),
[INFO] [stderr]    |         ----------------------- matches some of the same values
[INFO] [stderr] 44 |         Statement::Let(ident, value) => {
[INFO] [stderr]    |         ---------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 49 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stderr]    |         ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/evaluator.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stderr]     |         ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/evaluator.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr]  55 |         Expression::IntegerLiteral(integer) => Object::Integer(integer),
[INFO] [stderr]     |         ----------------------------------- matches some of the same values
[INFO] [stderr]  56 |         Expression::StringLiteral(string) => Object::String(string),
[INFO] [stderr]     |         --------------------------------- matches some of the same values
[INFO] [stderr]  57 |         Expression::Boolean(bool) => {
[INFO] [stderr]     |         ------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr]  64 |         Expression::ArrayLiteral(elements) => {
[INFO] [stderr]     |         ---------------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 148 |         _ => eval_expression(Expression::Ident("todo".to_string()), env),
[INFO] [stderr]     |         ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/object.rs:63:42
[INFO] [stderr]    |
[INFO] [stderr] 63 |             Object::Function(args, body, env) => {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `interpreter-made-of-go-made-of-rust` (bin "interpreter-made-of-go-made-of-rust" test) generated 6 warnings (run `cargo fix --bin "interpreter-made-of-go-made-of-rust" -p interpreter-made-of-go-made-of-rust --tests` to apply 4 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/interpreter_made_of_go_made_of_rust-2f9af8378b1941b0)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test evaluator::tests::test_bang_operator_eval ... ok
[INFO] [stdout] test evaluator::tests::test_closure ... ok
[INFO] [stdout] test evaluator::tests::test_error_handling ... ok
[INFO] [stdout] test evaluator::tests::test_eval_array_literals ... ok
[INFO] [stdout] test evaluator::tests::test_eval_array_index_expressions ... ok
[INFO] [stdout] test evaluator::tests::test_eval_builtin_push ... ok
[INFO] [stdout] test evaluator::tests::test_eval_bool ... ok
[INFO] [stdout] test evaluator::tests::test_eval_string ... ok
[INFO] [stdout] test evaluator::tests::test_eval_builtin_rest ... ok
[INFO] [stdout] test evaluator::tests::test_eval_builtin_functions ... ok
[INFO] [stdout] test evaluator::tests::test_function_parsing ... ok
[INFO] [stdout] test evaluator::tests::test_if_else_expression ... ok
[INFO] [stdout] test evaluator::tests::test_let_statements ... ok
[INFO] [stdout] test evaluator::tests::test_eval_integer ... ok
[INFO] [stdout] test parse::tests::test_array_literals_parsing ... ok
[INFO] [stdout] test evaluator::tests::test_function_application ... ok
[INFO] [stdout] test evaluator::tests::test_string_cancatenation ... ok
[INFO] [stdout] test parse::tests::test_if_expression_parsing ... ok
[INFO] [stdout] test parse::tests::test_index_expression_parsing ... ok
[INFO] [stdout] test parse::tests::test_let_statement_parsing ... ok
[INFO] [stdout] test evaluator::tests::test_return_eval ... ok
[INFO] [stdout] test parse::tests::test_string_literal_expression ... ok
[INFO] [stdout] test parse::tests::test_return_statement_parsing ... ok
[INFO] [stdout] test parse::tests::test_call_expression_parsing ... ok
[INFO] [stdout] test parse::tests::test_expression_statement_parsing ... ok
[INFO] [stdout] test tokenize::tests::test_next_token ... ok
[INFO] [stdout] test parse::tests::test_parser ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb83196385682c2bdbb047d6ddd5c578be63dd72efe8f4e491280ac038682fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb83196385682c2bdbb047d6ddd5c578be63dd72efe8f4e491280ac038682fe3", kill_on_drop: false }`
[INFO] [stdout] cb83196385682c2bdbb047d6ddd5c578be63dd72efe8f4e491280ac038682fe3
