[INFO] cloning repository https://github.com/Einarin/reduce-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Einarin/reduce-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinarin%2Freduce-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinarin%2Freduce-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 914a7679ba2884f0c6f1d24dfda79e4bad9fc4ca [INFO] testing Einarin/reduce-lang against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEinarin%2Freduce-lang" "/workspace/builds/worker-29/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Einarin/reduce-lang on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Einarin/reduce-lang [INFO] finished tweaking git repo https://github.com/Einarin/reduce-lang [INFO] tweaked toml for git repo https://github.com/Einarin/reduce-lang written to /workspace/builds/worker-29/source/Cargo.toml [INFO] crate git repo https://github.com/Einarin/reduce-lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f79065cc64ae5e9bff0ac84d1106f9811ab48a1500f1e019c50f90547e27aaf7 [INFO] running `Command { std: "docker" "start" "-a" "f79065cc64ae5e9bff0ac84d1106f9811ab48a1500f1e019c50f90547e27aaf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f79065cc64ae5e9bff0ac84d1106f9811ab48a1500f1e019c50f90547e27aaf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f79065cc64ae5e9bff0ac84d1106f9811ab48a1500f1e019c50f90547e27aaf7", kill_on_drop: false }` [INFO] [stdout] f79065cc64ae5e9bff0ac84d1106f9811ab48a1500f1e019c50f90547e27aaf7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fd44a9a12c4847e830a971d2ba75af0e30b85d9412469ca7df564e97ef433b4 [INFO] running `Command { std: "docker" "start" "-a" "7fd44a9a12c4847e830a971d2ba75af0e30b85d9412469ca7df564e97ef433b4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling reduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `rc::Rc`, `sleep_ms`, `sleep`, `time` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{vec::Vec, rc::Rc, thread::{sleep_ms, sleep}, time, cell::RefCell, collections::HashMap}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `env::var` [INFO] [stdout] --> src/ast.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{fmt, env::var}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/types.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::default` [INFO] [stdout] --> src/types.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{vec::Vec, rc::Rc, thread::{sleep_ms, sleep}, time, cell::RefCell, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `open_paren` [INFO] [stdout] --> src/parser.rs:226:21 [INFO] [stdout] | [INFO] [stdout] 226 | let open_paren = iter.next().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_open_paren` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inner_start` [INFO] [stdout] --> src/parser.rs:227:29 [INFO] [stdout] | [INFO] [stdout] 227 | if let Some(inner_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs_start` [INFO] [stdout] --> src/parser.rs:236:55 [INFO] [stdout] | [INFO] [stdout] 236 | ... let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs_start` [INFO] [stdout] --> src/parser.rs:302:39 [INFO] [stdout] | [INFO] [stdout] 302 | let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index_expr_start` [INFO] [stdout] --> src/parser.rs:352:33 [INFO] [stdout] | [INFO] [stdout] 352 | if let Some(index_expr_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_expr_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index_expr` [INFO] [stdout] --> src/parser.rs:353:29 [INFO] [stdout] | [INFO] [stdout] 353 | let index_expr = parse_expr(iter)?; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs_start` [INFO] [stdout] --> src/parser.rs:371:39 [INFO] [stdout] | [INFO] [stdout] 371 | let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/ast.rs:134:31 [INFO] [stdout] | [INFO] [stdout] 134 | Expression::Scope(scope) => panic!("Display not implemented for Scope"), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | let mut var = Variable { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 340 | let mut lhs = Expression::Variable(Variable::used(identifier)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:376:21 [INFO] [stdout] | [INFO] [stdout] 376 | let mut result = InfixOperation{ [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Comment` [INFO] [stdout] --> src/tokenize.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | Comment, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/tokenize.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Copy, Clone, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_owned` [INFO] [stdout] --> src/tokenize.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn to_owned(&self) -> OwnedToken { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `eval_left_to_right` [INFO] [stdout] --> src/parser.rs:404:4 [INFO] [stdout] | [INFO] [stdout] 404 | fn eval_left_to_right(left_op: &str, right_op: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `precedence` [INFO] [stdout] --> src/parser.rs:414:4 [INFO] [stdout] | [INFO] [stdout] 414 | fn precedence(op: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Scope` [INFO] [stdout] --> src/ast.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | Scope(Scope<'a>) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Expression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/ast.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `OwnedFnDeclaration` [INFO] [stdout] --> src/ast.rs:184:12 [INFO] [stdout] | [INFO] [stdout] 184 | pub struct OwnedFnDeclaration { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `declCopy` should have a snake case name [INFO] [stdout] --> src/parser.rs:22:29 [INFO] [stdout] | [INFO] [stdout] 22 | let mut declCopy = decl.clone(); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `decl_copy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `openParen` should have a snake case name [INFO] [stdout] --> src/parser.rs:424:76 [INFO] [stdout] | [INFO] [stdout] 424 | ...Token<'a>>>(name: Expression<'a>, openParen: Token<'a>, iter: &mut Peekable) -> Result,String> { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `open_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/eval.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | frame.set(decl.variable.name.text, new_val); [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] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `Command { std: "docker" "inspect" "7fd44a9a12c4847e830a971d2ba75af0e30b85d9412469ca7df564e97ef433b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fd44a9a12c4847e830a971d2ba75af0e30b85d9412469ca7df564e97ef433b4", kill_on_drop: false }` [INFO] [stdout] 7fd44a9a12c4847e830a971d2ba75af0e30b85d9412469ca7df564e97ef433b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e31feb1203d7089376d89a24233a991c1524cfeca0717dc3e5e83d6e5757fce [INFO] running `Command { std: "docker" "start" "-a" "1e31feb1203d7089376d89a24233a991c1524cfeca0717dc3e5e83d6e5757fce", kill_on_drop: false }` [INFO] [stderr] Compiling reduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `rc::Rc`, `sleep_ms`, `sleep`, `time` [INFO] [stdout] --> src/main.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{vec::Vec, rc::Rc, thread::{sleep_ms, sleep}, time, cell::RefCell, collections::HashMap}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `env::var` [INFO] [stdout] --> src/ast.rs:2:16 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{fmt, env::var}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/types.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::default` [INFO] [stdout] --> src/types.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::default; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> src/main.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{vec::Vec, rc::Rc, thread::{sleep_ms, sleep}, time, cell::RefCell, collections::HashMap}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `open_paren` [INFO] [stdout] --> src/parser.rs:226:21 [INFO] [stdout] | [INFO] [stdout] 226 | let open_paren = iter.next().unwrap(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_open_paren` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `inner_start` [INFO] [stdout] --> src/parser.rs:227:29 [INFO] [stdout] | [INFO] [stdout] 227 | if let Some(inner_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs_start` [INFO] [stdout] --> src/parser.rs:236:55 [INFO] [stdout] | [INFO] [stdout] 236 | ... let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs_start` [INFO] [stdout] --> src/parser.rs:302:39 [INFO] [stdout] | [INFO] [stdout] 302 | let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index_expr_start` [INFO] [stdout] --> src/parser.rs:352:33 [INFO] [stdout] | [INFO] [stdout] 352 | if let Some(index_expr_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_expr_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `index_expr` [INFO] [stdout] --> src/parser.rs:353:29 [INFO] [stdout] | [INFO] [stdout] 353 | let index_expr = parse_expr(iter)?; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_expr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rhs_start` [INFO] [stdout] --> src/parser.rs:371:39 [INFO] [stdout] | [INFO] [stdout] 371 | let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/ast.rs:134:31 [INFO] [stdout] | [INFO] [stdout] 134 | Expression::Scope(scope) => panic!("Display not implemented for Scope"), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:127:29 [INFO] [stdout] | [INFO] [stdout] 127 | let mut var = Variable { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:340:9 [INFO] [stdout] | [INFO] [stdout] 340 | let mut lhs = Expression::Variable(Variable::used(identifier)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:376:21 [INFO] [stdout] | [INFO] [stdout] 376 | let mut result = InfixOperation{ [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Comment` [INFO] [stdout] --> src/tokenize.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | Comment, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/tokenize.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | #[derive(Debug, Copy, Clone, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_owned` [INFO] [stdout] --> src/tokenize.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn to_owned(&self) -> OwnedToken { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `eval_left_to_right` [INFO] [stdout] --> src/parser.rs:404:4 [INFO] [stdout] | [INFO] [stdout] 404 | fn eval_left_to_right(left_op: &str, right_op: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `precedence` [INFO] [stdout] --> src/parser.rs:414:4 [INFO] [stdout] | [INFO] [stdout] 414 | fn precedence(op: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Scope` [INFO] [stdout] --> src/ast.rs:106:5 [INFO] [stdout] | [INFO] [stdout] 106 | Scope(Scope<'a>) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Expression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/ast.rs:95:10 [INFO] [stdout] | [INFO] [stdout] 95 | #[derive(Debug, Clone, PartialEq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `OwnedFnDeclaration` [INFO] [stdout] --> src/ast.rs:184:12 [INFO] [stdout] | [INFO] [stdout] 184 | pub struct OwnedFnDeclaration { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `declCopy` should have a snake case name [INFO] [stdout] --> src/parser.rs:22:29 [INFO] [stdout] | [INFO] [stdout] 22 | let mut declCopy = decl.clone(); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `decl_copy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `openParen` should have a snake case name [INFO] [stdout] --> src/parser.rs:424:76 [INFO] [stdout] | [INFO] [stdout] 424 | ...Token<'a>>>(name: Expression<'a>, openParen: Token<'a>, iter: &mut Peekable) -> Result,String> { [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to snake case: `open_paren` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/eval.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | frame.set(decl.variable.name.text, new_val); [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] [INFO] [stdout] [INFO] [stdout] warning: 25 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "1e31feb1203d7089376d89a24233a991c1524cfeca0717dc3e5e83d6e5757fce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e31feb1203d7089376d89a24233a991c1524cfeca0717dc3e5e83d6e5757fce", kill_on_drop: false }` [INFO] [stdout] 1e31feb1203d7089376d89a24233a991c1524cfeca0717dc3e5e83d6e5757fce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 51216fad71238640d65864390529bf982e55ce1780d253bc92a22146b2e961c7 [INFO] running `Command { std: "docker" "start" "-a" "51216fad71238640d65864390529bf982e55ce1780d253bc92a22146b2e961c7", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `rc::Rc`, `sleep_ms`, `sleep`, `time` [INFO] [stderr] --> src/main.rs:1:21 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{vec::Vec, rc::Rc, thread::{sleep_ms, sleep}, time, cell::RefCell, collections::HashMap}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^ ^^^^^ ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `env::var` [INFO] [stderr] --> src/ast.rs:2:16 [INFO] [stderr] | [INFO] [stderr] 2 | use std::{fmt, env::var}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `core::num` [INFO] [stderr] --> src/types.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use core::num; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::default` [INFO] [stderr] --> src/types.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::default; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stderr] --> src/main.rs:1:38 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{vec::Vec, rc::Rc, thread::{sleep_ms, sleep}, time, cell::RefCell, collections::HashMap}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `open_paren` [INFO] [stderr] --> src/parser.rs:226:21 [INFO] [stderr] | [INFO] [stderr] 226 | let open_paren = iter.next().unwrap(); [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_open_paren` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `inner_start` [INFO] [stderr] --> src/parser.rs:227:29 [INFO] [stderr] | [INFO] [stderr] 227 | if let Some(inner_start) = iter.peek() { [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs_start` [INFO] [stderr] --> src/parser.rs:236:55 [INFO] [stderr] | [INFO] [stderr] 236 | ... let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs_start` [INFO] [stderr] --> src/parser.rs:302:39 [INFO] [stderr] | [INFO] [stderr] 302 | let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index_expr_start` [INFO] [stderr] --> src/parser.rs:352:33 [INFO] [stderr] | [INFO] [stderr] 352 | if let Some(index_expr_start) = iter.peek() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_expr_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `index_expr` [INFO] [stderr] --> src/parser.rs:353:29 [INFO] [stderr] | [INFO] [stderr] 353 | let index_expr = parse_expr(iter)?; [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_expr` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rhs_start` [INFO] [stderr] --> src/parser.rs:371:39 [INFO] [stderr] | [INFO] [stderr] 371 | let rhs = if let Some(rhs_start) = iter.peek() { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rhs_start` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `scope` [INFO] [stderr] --> src/ast.rs:134:31 [INFO] [stderr] | [INFO] [stderr] 134 | Expression::Scope(scope) => panic!("Display not implemented for Scope"), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:127:29 [INFO] [stderr] | [INFO] [stderr] 127 | let mut var = Variable { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:340:9 [INFO] [stderr] | [INFO] [stderr] 340 | let mut lhs = Expression::Variable(Variable::used(identifier)); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:376:21 [INFO] [stderr] | [INFO] [stderr] 376 | let mut result = InfixOperation{ [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Comment` [INFO] [stderr] --> src/tokenize.rs:23:5 [INFO] [stderr] | [INFO] [stderr] 23 | Comment, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `TokenType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/tokenize.rs:15:10 [INFO] [stderr] | [INFO] [stderr] 15 | #[derive(Debug, Copy, Clone, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `to_owned` [INFO] [stderr] --> src/tokenize.rs:46:8 [INFO] [stderr] | [INFO] [stderr] 46 | fn to_owned(&self) -> OwnedToken { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `eval_left_to_right` [INFO] [stderr] --> src/parser.rs:404:4 [INFO] [stderr] | [INFO] [stderr] 404 | fn eval_left_to_right(left_op: &str, right_op: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `precedence` [INFO] [stderr] --> src/parser.rs:414:4 [INFO] [stderr] | [INFO] [stderr] 414 | fn precedence(op: &str) -> u32 { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Scope` [INFO] [stderr] --> src/ast.rs:106:5 [INFO] [stderr] | [INFO] [stderr] 106 | Scope(Scope<'a>) [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Expression` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/ast.rs:95:10 [INFO] [stderr] | [INFO] [stderr] 95 | #[derive(Debug, Clone, PartialEq)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `OwnedFnDeclaration` [INFO] [stderr] --> src/ast.rs:184:12 [INFO] [stderr] | [INFO] [stderr] 184 | pub struct OwnedFnDeclaration { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable `declCopy` should have a snake case name [INFO] [stderr] --> src/parser.rs:22:29 [INFO] [stderr] | [INFO] [stderr] 22 | let mut declCopy = decl.clone(); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `decl_copy` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `openParen` should have a snake case name [INFO] [stderr] --> src/parser.rs:424:76 [INFO] [stderr] | [INFO] [stderr] 424 | ...Token<'a>>>(name: Expression<'a>, openParen: Token<'a>, iter: &mut Peekable) -> Result,String> { [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to snake case: `open_paren` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/eval.rs:93:13 [INFO] [stderr] | [INFO] [stderr] 93 | frame.set(decl.variable.name.text, new_val); [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] [INFO] [stderr] warning: `reduce` (bin "reduce" test) generated 25 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/reduce-68211ac5624f4c00) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "51216fad71238640d65864390529bf982e55ce1780d253bc92a22146b2e961c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51216fad71238640d65864390529bf982e55ce1780d253bc92a22146b2e961c7", kill_on_drop: false }` [INFO] [stdout] 51216fad71238640d65864390529bf982e55ce1780d253bc92a22146b2e961c7