[INFO] cloning repository https://github.com/nobel-sh/lamba-calculus-intepreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nobel-sh/lamba-calculus-intepreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobel-sh%2Flamba-calculus-intepreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobel-sh%2Flamba-calculus-intepreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a76b203788284c5cce1276b9d43d4783e2cfb56c [INFO] checking nobel-sh/lamba-calculus-intepreter against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnobel-sh%2Flamba-calculus-intepreter" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/nobel-sh/lamba-calculus-intepreter [INFO] finished tweaking git repo https://github.com/nobel-sh/lamba-calculus-intepreter [INFO] tweaked toml for git repo https://github.com/nobel-sh/lamba-calculus-intepreter written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nobel-sh/lamba-calculus-intepreter on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/nobel-sh/lamba-calculus-intepreter 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b52cfd0b85ab839b9b89eaf7bb882e2fcd518744531fcfb55bedd618a6e83eb [INFO] running `Command { std: "docker" "start" "-a" "4b52cfd0b85ab839b9b89eaf7bb882e2fcd518744531fcfb55bedd618a6e83eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b52cfd0b85ab839b9b89eaf7bb882e2fcd518744531fcfb55bedd618a6e83eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b52cfd0b85ab839b9b89eaf7bb882e2fcd518744531fcfb55bedd618a6e83eb", kill_on_drop: false }` [INFO] [stdout] 4b52cfd0b85ab839b9b89eaf7bb882e2fcd518744531fcfb55bedd618a6e83eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37f32e6515351963193c962773c1f5c46a081411429793d5d683d9bdfce4e8ab [INFO] running `Command { std: "docker" "start" "-a" "37f32e6515351963193c962773c1f5c46a081411429793d5d683d9bdfce4e8ab", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.77 [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Checking thiserror v1.0.63 [INFO] [stderr] Checking lambda_calculus_interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `InterpreterError` and `InterpreterResult` [INFO] [stdout] --> src/environment.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::error::{InterpreterError, InterpreterResult}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `InterpreterError` and `InterpreterResult` [INFO] [stdout] --> src/environment.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::error::{InterpreterError, InterpreterResult}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Environment` is never constructed [INFO] [stdout] --> src/environment.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct Environment { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `extend`, `get`, and `set` are never used [INFO] [stdout] --> src/environment.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Environment { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 12 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | pub fn extend(&self) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | pub fn get(&self, name: &str) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 36 | pub fn set(&mut self, name: String, value: Term) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `InterpreterError` is never used [INFO] [stdout] --> src/error.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum InterpreterError { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `InterpreterResult` is never used [INFO] [stdout] --> src/error.rs:28:10 [INFO] [stdout] | [INFO] [stdout] 28 | pub type InterpreterResult = Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `evaluate` is never used [INFO] [stdout] --> src/evaluator.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn evaluate(term: &Term, env: &mut Environment) -> InterpreterResult { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `substitute` is never used [INFO] [stdout] --> src/evaluator.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn substitute(term: &Term, env: &Environment) -> Term { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse` is never used [INFO] [stdout] --> src/parser.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn parse(input: &str) -> InterpreterResult { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_term` is never used [INFO] [stdout] --> src/parser.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn parse_term(tokens: &[TokenKind]) -> Result<(Term, &[TokenKind]), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_abstraction` is never used [INFO] [stdout] --> src/parser.rs:53:4 [INFO] [stdout] | [INFO] [stdout] 53 | fn parse_abstraction(tokens: &[TokenKind]) -> Result<(Term, &[TokenKind]), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_application` is never used [INFO] [stdout] --> src/parser.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn parse_application(tokens: &[TokenKind]) -> Result<(Term, &[TokenKind]), InterpreterError> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Term` is never used [INFO] [stdout] --> src/term.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | pub enum Term { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `TokenKind` is never used [INFO] [stdout] --> src/tokenizer.rs:5:10 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum TokenKind { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `tokenize` is never used [INFO] [stdout] --> src/tokenizer.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn tokenize(input: &str) -> InterpreterResult> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `UnboundVariable` is never constructed [INFO] [stdout] --> src/error.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum InterpreterError { [INFO] [stdout] | ---------------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 9 | UnboundVariable(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InterpreterError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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 4.28s [INFO] running `Command { std: "docker" "inspect" "37f32e6515351963193c962773c1f5c46a081411429793d5d683d9bdfce4e8ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37f32e6515351963193c962773c1f5c46a081411429793d5d683d9bdfce4e8ab", kill_on_drop: false }` [INFO] [stdout] 37f32e6515351963193c962773c1f5c46a081411429793d5d683d9bdfce4e8ab