[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] checking kazuhiko-itani/interpreter-made-of-go-made-of-rust against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [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-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kazuhiko-itani/interpreter-made-of-go-made-of-rust on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-1-tc1/source/Cargo.toml [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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded utf8parse v0.2.1 [INFO] [stderr] Downloaded scopeguard v1.2.0 [INFO] [stderr] Downloaded errno-dragonfly v0.1.2 [INFO] [stderr] Downloaded error-code v2.3.1 [INFO] [stderr] Downloaded fd-lock v3.0.13 [INFO] [stderr] Downloaded str-buf v1.0.6 [INFO] [stderr] Downloaded unicode-width v0.1.10 [INFO] [stderr] Downloaded clipboard-win v4.5.0 [INFO] [stderr] Downloaded home v0.5.5 [INFO] [stderr] Downloaded errno v0.3.2 [INFO] [stderr] Downloaded static_assertions v1.1.0 [INFO] [stderr] Downloaded log v0.4.20 [INFO] [stderr] Downloaded bitflags v2.4.0 [INFO] [stderr] Downloaded cc v1.0.82 [INFO] [stderr] Downloaded memchr v2.5.0 [INFO] [stderr] Downloaded unicode-segmentation v1.10.1 [INFO] [stderr] Downloaded smallvec v1.11.0 [INFO] [stderr] Downloaded nibble_vec v0.1.0 [INFO] [stderr] Downloaded windows-targets v0.48.4 [INFO] [stderr] Downloaded endian-type v0.1.2 [INFO] [stderr] Downloaded radix_trie v0.2.1 [INFO] [stderr] Downloaded nix v0.26.2 [INFO] [stderr] Downloaded rustix v0.38.8 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.48.4 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.48.4 [INFO] [stderr] Downloaded libc v0.2.147 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.48.4 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.48.4 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.48.4 [INFO] [stderr] Downloaded windows_i686_gnu v0.48.4 [INFO] [stderr] Downloaded winapi v0.3.9 [INFO] [stderr] Downloaded linux-raw-sys v0.4.5 [INFO] [stderr] Downloaded windows-sys v0.48.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded rustyline v12.0.0 [INFO] [stderr] Downloaded windows_i686_msvc v0.48.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc0e0473db76fdbfc5135b34c4ee6cd6270df3f33ac3f09a0141e9cce9fc2579 [INFO] running `Command { std: "docker" "start" "-a" "fc0e0473db76fdbfc5135b34c4ee6cd6270df3f33ac3f09a0141e9cce9fc2579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc0e0473db76fdbfc5135b34c4ee6cd6270df3f33ac3f09a0141e9cce9fc2579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc0e0473db76fdbfc5135b34c4ee6cd6270df3f33ac3f09a0141e9cce9fc2579", kill_on_drop: false }` [INFO] [stdout] fc0e0473db76fdbfc5135b34c4ee6cd6270df3f33ac3f09a0141e9cce9fc2579 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ce08091d0ca8d3f82c6a80f0761a23a8eac1aedb282f431c2dbc2a32b9cc52c [INFO] running `Command { std: "docker" "start" "-a" "1ce08091d0ca8d3f82c6a80f0761a23a8eac1aedb282f431c2dbc2a32b9cc52c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling rustix v0.38.8 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking smallvec v1.11.0 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking fd-lock v3.0.13 [INFO] [stderr] Checking rustyline v12.0.0 [INFO] [stderr] Checking 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)]` 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: 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)]` 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)]` 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)]` 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 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [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)]` 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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.36s [INFO] running `Command { std: "docker" "inspect" "1ce08091d0ca8d3f82c6a80f0761a23a8eac1aedb282f431c2dbc2a32b9cc52c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ce08091d0ca8d3f82c6a80f0761a23a8eac1aedb282f431c2dbc2a32b9cc52c", kill_on_drop: false }` [INFO] [stdout] 1ce08091d0ca8d3f82c6a80f0761a23a8eac1aedb282f431c2dbc2a32b9cc52c