[INFO] cloning repository https://github.com/johnshiver/rust-monkey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnshiver/rust-monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnshiver%2Frust-monkey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnshiver%2Frust-monkey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 984c79755a103abc813b296a39aff5f5c4e0b03d [INFO] testing johnshiver/rust-monkey against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnshiver%2Frust-monkey" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/johnshiver/rust-monkey on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/johnshiver/rust-monkey [INFO] finished tweaking git repo https://github.com/johnshiver/rust-monkey [INFO] tweaked toml for git repo https://github.com/johnshiver/rust-monkey written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/johnshiver/rust-monkey already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7b3542003531bfd2b2a370bcbea4de2cefa5f3efcc672f227d6d0b9681d1a32 [INFO] running `Command { std: "docker" "start" "-a" "e7b3542003531bfd2b2a370bcbea4de2cefa5f3efcc672f227d6d0b9681d1a32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7b3542003531bfd2b2a370bcbea4de2cefa5f3efcc672f227d6d0b9681d1a32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7b3542003531bfd2b2a370bcbea4de2cefa5f3efcc672f227d6d0b9681d1a32", kill_on_drop: false }` [INFO] [stdout] e7b3542003531bfd2b2a370bcbea4de2cefa5f3efcc672f227d6d0b9681d1a32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f0b12bff6346294f9366347e6eb3279c19eb52b0e053243273940b9cd6ddcff [INFO] running `Command { std: "docker" "start" "-a" "4f0b12bff6346294f9366347e6eb3279c19eb52b0e053243273940b9cd6ddcff", kill_on_drop: false }` [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling monkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `IfExpression` [INFO] [stdout] --> src/eval.rs:1:46 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::ast::{BlockStatement, Expression, IfExpression, Node, Program, Statement}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Assign`, `If`, `Rparen` [INFO] [stdout] --> src/parser.rs:8:27 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::token::Token::{Assign, Eof, If, Rparen}; [INFO] [stdout] | ^^^^^^ ^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ident` [INFO] [stdout] --> src/parser.rs:11:30 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::ast::Expression::{Ident, IfStatement}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::Node` [INFO] [stdout] --> src/repl.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::ast::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::token::Token::Eof` [INFO] [stdout] --> src/repl.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::token::Token::Eof; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr::write_bytes` [INFO] [stdout] --> src/token.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ptr::write_bytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lexer.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | _ => Token::Illegal, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/object.rs:51:18 [INFO] [stdout] | [INFO] [stdout] 51 | fn eq(&self, other: &Self) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Statement` [INFO] [stdout] --> src/ast.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Statement(Box), // do we need both? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expression` [INFO] [stdout] --> src/ast.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | Expression(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `BlockStatement` [INFO] [stdout] --> src/ast.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | BlockStatement(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from_token` [INFO] [stdout] --> src/ast.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn new_from_token(token: Token) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/ast.rs:147:12 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn new(value: Token) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `ParseErrors` [INFO] [stdout] --> src/parser.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | type ParseErrors = Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `ParseResult` [INFO] [stdout] --> src/parser.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | pub type ParseResult = Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `PrefixFn` [INFO] [stdout] --> src/parser.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | type PrefixFn = fn(parser: &mut Parser<'_>) -> ParseResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `InfixFn` [INFO] [stdout] --> src/parser.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | type InfixFn = fn(parser: &mut Parser<'_>, left: Expression) -> ParseResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_parser_errors` [INFO] [stdout] --> src/repl.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn print_parser_errors() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `String` [INFO] [stdout] --> src/token.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | String(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | write!(f, "{}", statement); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | write!(f, "let {} =", self.name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | write!(f, "("); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | write!(f, "{}", self.left); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | write!(f, " {} ", self.operator); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 202 | write!(f, "{}", self.right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:232:9 [INFO] [stdout] | [INFO] [stdout] 232 | write!(f, "if"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | write!(f, "{}", self.condition.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | write!(f, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 235 | write!(f, "{}", self.consequence.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:238:17 [INFO] [stdout] | [INFO] [stdout] 238 | write!(f, "{}", stmt.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | write!(f, "{}", s); // TODO: maybe writeln makes more sense [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:290:9 [INFO] [stdout] | [INFO] [stdout] 290 | write!(f, "{}", self.token); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:291:9 [INFO] [stdout] | [INFO] [stdout] 291 | write!(f, "("); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:292:9 [INFO] [stdout] | [INFO] [stdout] 292 | write!(f, "{}", param_strs.join(", ")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:293:9 [INFO] [stdout] | [INFO] [stdout] 293 | write!(f, ") "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:322:9 [INFO] [stdout] | [INFO] [stdout] 322 | write!(f, "{}", self.function); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:323:9 [INFO] [stdout] | [INFO] [stdout] 323 | write!(f, "("); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:324:9 [INFO] [stdout] | [INFO] [stdout] 324 | write!(f, "{}", arg_strs.join(", ")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Inspect` should have a snake case name [INFO] [stdout] --> src/object.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn Inspect(&self) -> String { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `inspect` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Type` should have a snake case name [INFO] [stdout] --> src/object.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn Type(&self) -> ObjectType { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 29 | pub fn r#type(&self) -> ObjectType { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/repl.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | writer.write(b">> "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/repl.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/repl.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | reader.read_line(&mut line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 43 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `Command { std: "docker" "inspect" "4f0b12bff6346294f9366347e6eb3279c19eb52b0e053243273940b9cd6ddcff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f0b12bff6346294f9366347e6eb3279c19eb52b0e053243273940b9cd6ddcff", kill_on_drop: false }` [INFO] [stdout] 4f0b12bff6346294f9366347e6eb3279c19eb52b0e053243273940b9cd6ddcff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3cec11dddfbf9270915954cd730438c818ae4e760af4680e022d420ed9cdf347 [INFO] running `Command { std: "docker" "start" "-a" "3cec11dddfbf9270915954cd730438c818ae4e760af4680e022d420ed9cdf347", kill_on_drop: false }` [INFO] [stderr] Compiling monkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `IfExpression` [INFO] [stdout] --> src/eval.rs:1:46 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::ast::{BlockStatement, Expression, IfExpression, Node, Program, Statement}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::Node` [INFO] [stdout] --> src/eval.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 211 | use crate::ast::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/eval.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 216 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Assign`, `If`, `Rparen` [INFO] [stdout] --> src/parser.rs:8:27 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::token::Token::{Assign, Eof, If, Rparen}; [INFO] [stdout] | ^^^^^^ ^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Ident` [INFO] [stdout] --> src/parser.rs:11:30 [INFO] [stdout] | [INFO] [stdout] 11 | use crate::ast::Expression::{Ident, IfStatement}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::ast::Node` [INFO] [stdout] --> src/repl.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::ast::Node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::token::Token::Eof` [INFO] [stdout] --> src/repl.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use crate::token::Token::Eof; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr::write_bytes` [INFO] [stdout] --> src/token.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::ptr::write_bytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lexer.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | _ => Token::Illegal, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `other` [INFO] [stdout] --> src/object.rs:51:18 [INFO] [stdout] | [INFO] [stdout] 51 | fn eq(&self, other: &Self) -> bool { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/parser.rs:516:13 [INFO] [stdout] | [INFO] [stdout] 516 | let p = test_setup(input); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Statement` [INFO] [stdout] --> src/ast.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Statement(Box), // do we need both? [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expression` [INFO] [stdout] --> src/ast.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | Expression(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `BlockStatement` [INFO] [stdout] --> src/ast.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | BlockStatement(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new_from_token` [INFO] [stdout] --> src/ast.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 131 | pub fn new_from_token(token: Token) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/ast.rs:147:12 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn new(value: Token) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `ParseErrors` [INFO] [stdout] --> src/parser.rs:16:1 [INFO] [stdout] | [INFO] [stdout] 16 | type ParseErrors = Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `ParseResult` [INFO] [stdout] --> src/parser.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | pub type ParseResult = Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `PrefixFn` [INFO] [stdout] --> src/parser.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | type PrefixFn = fn(parser: &mut Parser<'_>) -> ParseResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `InfixFn` [INFO] [stdout] --> src/parser.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | type InfixFn = fn(parser: &mut Parser<'_>, left: Expression) -> ParseResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_parser_errors` [INFO] [stdout] --> src/repl.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn print_parser_errors() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `String` [INFO] [stdout] --> src/token.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | String(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | write!(f, "{}", statement); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | write!(f, "let {} =", self.name); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | write!(f, "("); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:200:9 [INFO] [stdout] | [INFO] [stdout] 200 | write!(f, "{}", self.left); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | write!(f, " {} ", self.operator); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 202 | write!(f, "{}", self.right); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:232:9 [INFO] [stdout] | [INFO] [stdout] 232 | write!(f, "if"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | write!(f, "{}", self.condition.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:234:9 [INFO] [stdout] | [INFO] [stdout] 234 | write!(f, " "); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 235 | write!(f, "{}", self.consequence.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:238:17 [INFO] [stdout] | [INFO] [stdout] 238 | write!(f, "{}", stmt.to_string()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | write!(f, "{}", s); // TODO: maybe writeln makes more sense [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:290:9 [INFO] [stdout] | [INFO] [stdout] 290 | write!(f, "{}", self.token); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:291:9 [INFO] [stdout] | [INFO] [stdout] 291 | write!(f, "("); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:292:9 [INFO] [stdout] | [INFO] [stdout] 292 | write!(f, "{}", param_strs.join(", ")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:293:9 [INFO] [stdout] | [INFO] [stdout] 293 | write!(f, ") "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:322:9 [INFO] [stdout] | [INFO] [stdout] 322 | write!(f, "{}", self.function); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:323:9 [INFO] [stdout] | [INFO] [stdout] 323 | write!(f, "("); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/ast.rs:324:9 [INFO] [stdout] | [INFO] [stdout] 324 | write!(f, "{}", arg_strs.join(", ")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Inspect` should have a snake case name [INFO] [stdout] --> src/object.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn Inspect(&self) -> String { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `inspect` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `Type` should have a snake case name [INFO] [stdout] --> src/object.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn Type(&self) -> ObjectType { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stdout] | [INFO] [stdout] 29 | pub fn r#type(&self) -> ObjectType { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/repl.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | writer.write(b">> "); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/repl.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/repl.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | reader.read_line(&mut line); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 46 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.44s [INFO] running `Command { std: "docker" "inspect" "3cec11dddfbf9270915954cd730438c818ae4e760af4680e022d420ed9cdf347", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cec11dddfbf9270915954cd730438c818ae4e760af4680e022d420ed9cdf347", kill_on_drop: false }` [INFO] [stdout] 3cec11dddfbf9270915954cd730438c818ae4e760af4680e022d420ed9cdf347 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f913a22942d1f07dc00f4a4ee8b145827f89713f5fbe7db25cf5f2ba57a7c9ef [INFO] running `Command { std: "docker" "start" "-a" "f913a22942d1f07dc00f4a4ee8b145827f89713f5fbe7db25cf5f2ba57a7c9ef", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `IfExpression` [INFO] [stdout] running 21 tests [INFO] [stderr] --> src/eval.rs:1:46 [INFO] [stdout] test eval::tests::eval_bool_expression ... ok [INFO] [stderr] | [INFO] [stdout] test lexer::tests::next_token_multi_line ... ok [INFO] [stderr] 1 | use crate::ast::{BlockStatement, Expression, IfExpression, Node, Program, Statement}; [INFO] [stdout] test parser::tests::invalid_let_statement ... ok [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stdout] test parser::tests::parse_if_expression ... ok [INFO] [stderr] | [INFO] [stdout] test parser::tests::parse_ident ... ok [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::ast::Node` [INFO] [stderr] --> src/eval.rs:211:9 [INFO] [stderr] | [INFO] [stderr] 211 | use crate::ast::Node; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/eval.rs:216:9 [INFO] [stderr] | [INFO] [stderr] 216 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Assign`, `If`, `Rparen` [INFO] [stderr] --> src/parser.rs:8:27 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::token::Token::{Assign, Eof, If, Rparen}; [INFO] [stderr] | ^^^^^^ ^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ident` [INFO] [stderr] --> src/parser.rs:11:30 [INFO] [stderr] | [INFO] [stderr] 11 | use crate::ast::Expression::{Ident, IfStatement}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::ast::Node` [INFO] [stderr] --> src/repl.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::ast::Node; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::token::Token::Eof` [INFO] [stderr] --> src/repl.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use crate::token::Token::Eof; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ptr::write_bytes` [INFO] [stderr] --> src/token.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ptr::write_bytes; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lexer.rs:59:13 [INFO] [stderr] | [INFO] [stderr] 59 | _ => Token::Illegal, [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `other` [INFO] [stderr] --> src/object.rs:51:18 [INFO] [stderr] | [INFO] [stderr] 51 | fn eq(&self, other: &Self) -> bool { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_other` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/parser.rs:516:13 [INFO] [stderr] | [INFO] [stderr] 516 | let p = test_setup(input); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Statement` [INFO] [stderr] --> src/ast.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | Statement(Box), // do we need both? [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Expression` [INFO] [stderr] --> src/ast.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Expression(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `BlockStatement` [INFO] [stderr] --> src/ast.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | BlockStatement(Box), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new_from_token` [INFO] [stderr] --> src/ast.rs:131:12 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn new_from_token(token: Token) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/ast.rs:147:12 [INFO] [stderr] | [INFO] [stderr] 147 | pub fn new(value: Token) -> Self { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `ParseErrors` [INFO] [stderr] --> src/parser.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | type ParseErrors = Vec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `ParseResult` [INFO] [stderr] --> src/parser.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | pub type ParseResult = Result; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `PrefixFn` [INFO] [stderr] --> src/parser.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | type PrefixFn = fn(parser: &mut Parser<'_>) -> ParseResult; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `InfixFn` [INFO] [stderr] --> src/parser.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | type InfixFn = fn(parser: &mut Parser<'_>, left: Expression) -> ParseResult; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_parser_errors` [INFO] [stderr] --> src/repl.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn print_parser_errors() {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `String` [INFO] [stderr] --> src/token.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | String(String), [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | write!(f, "{}", statement); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:93:9 [INFO] [stderr] | [INFO] [stderr] 93 | write!(f, "let {} =", self.name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | write!(f, "("); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:200:9 [INFO] [stderr] | [INFO] [stderr] 200 | write!(f, "{}", self.left); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:201:9 [INFO] [stderr] | [INFO] [stderr] 201 | write!(f, " {} ", self.operator); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:202:9 [INFO] [stderr] | [INFO] [stderr] 202 | write!(f, "{}", self.right); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:232:9 [INFO] [stderr] | [INFO] [stderr] 232 | write!(f, "if"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:233:9 [INFO] [stderr] | [INFO] [stderr] 233 | write!(f, "{}", self.condition.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:234:9 [INFO] [stderr] | [INFO] [stderr] 234 | write!(f, " "); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:235:9 [INFO] [stderr] | [INFO] [stderr] 235 | write!(f, "{}", self.consequence.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:238:17 [INFO] [stderr] | [INFO] [stderr] 238 | write!(f, "{}", stmt.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:260:13 [INFO] [stderr] | [INFO] [stderr] 260 | write!(f, "{}", s); // TODO: maybe writeln makes more sense [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:290:9 [INFO] [stderr] | [INFO] [stderr] 290 | write!(f, "{}", self.token); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:291:9 [INFO] [stderr] | [INFO] [stderr] 291 | write!(f, "("); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:292:9 [INFO] [stderr] | [INFO] [stderr] 292 | write!(f, "{}", param_strs.join(", ")); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:293:9 [INFO] [stderr] | [INFO] [stderr] 293 | write!(f, ") "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:322:9 [INFO] [stderr] | [INFO] [stderr] 322 | write!(f, "{}", self.function); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:323:9 [INFO] [stderr] | [INFO] [stderr] 323 | write!(f, "("); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/ast.rs:324:9 [INFO] [stderr] | [INFO] [stderr] 324 | write!(f, "{}", arg_strs.join(", ")); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: method `Inspect` should have a snake case name [INFO] [stderr] --> src/object.rs:20:12 [INFO] [stderr] | [INFO] [stderr] 20 | pub fn Inspect(&self) -> String { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `inspect` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method `Type` should have a snake case name [INFO] [stderr] --> src/object.rs:29:12 [INFO] [stderr] | [INFO] [stderr] 29 | pub fn Type(&self) -> ObjectType { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] help: rename the identifier or convert it to a snake case raw identifier [INFO] [stderr] | [INFO] [stderr] 29 | pub fn r#type(&self) -> ObjectType { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/repl.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | writer.write(b">> "); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/repl.rs:11:9 [INFO] [stderr] | [INFO] [stderr] 11 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/repl.rs:13:9 [INFO] [stderr] | [INFO] [stderr] 13 | reader.read_line(&mut line); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `monkey` (bin "monkey" test) generated 46 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/monkey-735fcc0f81a881b6) [INFO] [stdout] test parser::tests::let_statements ... ok [INFO] [stdout] test lexer::tests::next_token_single_val_tokens ... ok [INFO] [stdout] test parser::tests::parse_int_literal ... ok [INFO] [stdout] test parser::tests::parse_bool_literal ... ok [INFO] [stdout] test parser::tests::parse_function_literal ... ok [INFO] [stdout] test parser::tests::parse_prefix_expression ... ok [INFO] [stdout] test eval::tests::test_if_else_expressions ... ok [INFO] [stdout] test eval::tests::test_return_statements ... ok [INFO] [stdout] test parser::tests::test_call_expression_parsing ... ok [INFO] [stdout] test eval::tests::eval_integer_expression ... ok [INFO] [stdout] test parser::tests::parse_infix_expression ... ok [INFO] [stdout] test parser::tests::test_function_parameters ... ok [INFO] [stdout] test parser::tests::test_operator_precedence ... ok [INFO] [stdout] test parser::tests::return_statements ... ok [INFO] [stdout] test eval::tests::test_bang_operator ... ok [INFO] [stdout] test eval::tests::test_error_handling ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f913a22942d1f07dc00f4a4ee8b145827f89713f5fbe7db25cf5f2ba57a7c9ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f913a22942d1f07dc00f4a4ee8b145827f89713f5fbe7db25cf5f2ba57a7c9ef", kill_on_drop: false }` [INFO] [stdout] f913a22942d1f07dc00f4a4ee8b145827f89713f5fbe7db25cf5f2ba57a7c9ef