[INFO] cloning repository https://github.com/alipatti/letter-boxed [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alipatti/letter-boxed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1f653a7cd8f026acf3c36ccbdeace134a9e77a49 [INFO] checking alipatti/letter-boxed/1f653a7cd8f026acf3c36ccbdeace134a9e77a49 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falipatti%2Fletter-boxed" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alipatti/letter-boxed on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alipatti/letter-boxed [INFO] finished tweaking git repo https://github.com/alipatti/letter-boxed [INFO] tweaked toml for git repo https://github.com/alipatti/letter-boxed written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alipatti/letter-boxed 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] [stderr] Updating indexmap v2.1.0 -> v2.5.0 [INFO] [stderr] Updating num-traits v0.2.17 -> v0.2.19 [INFO] [stderr] Updating pathfinding v4.8.2 -> v4.11.0 [INFO] [stderr] Updating rustc-hash v1.1.0 -> v2.0.0 [INFO] [stderr] Updating thiserror v1.0.56 -> v1.0.64 [INFO] [stderr] Updating thiserror-impl v1.0.56 -> v1.0.64 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded wasm-bindgen-futures v0.4.40 [INFO] [stderr] Downloaded semver v1.0.21 [INFO] [stderr] Downloaded pathfinding v4.11.0 [INFO] [stderr] Downloaded js-sys v0.3.67 [INFO] [stderr] Downloaded deprecate-until v0.1.1 [INFO] [stderr] Downloaded serde_json v1.0.111 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6b7ad77a91634f5ba0cbe255e1b29be3b9c050e35fbf4f0a1b084f5b489c5810 [INFO] running `Command { std: "docker" "start" "-a" "6b7ad77a91634f5ba0cbe255e1b29be3b9c050e35fbf4f0a1b084f5b489c5810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b7ad77a91634f5ba0cbe255e1b29be3b9c050e35fbf4f0a1b084f5b489c5810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b7ad77a91634f5ba0cbe255e1b29be3b9c050e35fbf4f0a1b084f5b489c5810", kill_on_drop: false }` [INFO] [stdout] 6b7ad77a91634f5ba0cbe255e1b29be3b9c050e35fbf4f0a1b084f5b489c5810 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 327a498d2871dbccc3dffb60c1c3529cbb4ee1e530d418b76fd75837416f4e7e [INFO] running `Command { std: "docker" "start" "-a" "327a498d2871dbccc3dffb60c1c3529cbb4ee1e530d418b76fd75837416f4e7e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling pkg-config v0.3.29 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling openssl v0.10.63 [INFO] [stderr] Checking indexmap v2.5.0 [INFO] [stderr] Compiling semver v1.0.21 [INFO] [stderr] Checking http v0.2.11 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Compiling thiserror v1.0.64 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking http-body v0.4.6 [INFO] [stderr] Checking tokio v1.35.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking rustc-hash v2.0.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking itertools v0.12.0 [INFO] [stderr] Checking integer-sqrt v0.1.5 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling openssl-sys v0.9.99 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Checking prefix_tree v0.1.0 (/opt/rustwide/workdir/prefix-tree) [INFO] [stderr] Checking frontend v0.1.0 (/opt/rustwide/workdir/frontend) [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling deprecate-until v0.1.1 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking pathfinding v4.11.0 [INFO] [stderr] Checking h2 v0.3.24 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Checking crossword v0.1.0 (/opt/rustwide/workdir/crossword) [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> crossword/src/puzzle.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `itertools::Itertools` [INFO] [stdout] --> crossword/src/puzzle.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use itertools::Itertools; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VOCAB_SIZE` is never used [INFO] [stdout] --> crossword/src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const VOCAB_SIZE: usize = 10_000; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VOCAB_PATH` is never used [INFO] [stdout] --> crossword/src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const VOCAB_PATH: &'static str = "../../vocab.txt"; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_filled`, `rows`, `cols`, `clue_squares`, and `insert` are never used [INFO] [stdout] --> crossword/src/board.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 35 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 36 | pub(crate) fn is_filled(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub(crate) fn rows( [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub(crate) fn cols( [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 61 | pub(crate) fn clue_squares(&self, clue: &Clue) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 117 | pub(crate) fn insert(&self, word: &Word, clue: &Clue) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `positions`, `is_filled`, and `is_empty` are never used [INFO] [stdout] --> crossword/src/clue.rs:24:19 [INFO] [stdout] | [INFO] [stdout] 18 | impl Clue { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 24 | pub(super) fn positions(&'_ self) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | pub(crate) fn is_filled(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub(crate) fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `board`, `vocab`, and `clues` are never read [INFO] [stdout] --> crossword/src/puzzle.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Puzzle { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 12 | board: Board, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 13 | vocab: Vocab, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 14 | clues: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `possbile_fills` and `next_moves` are never used [INFO] [stdout] --> crossword/src/puzzle.rs:39:12 [INFO] [stdout] | [INFO] [stdout] 38 | impl Puzzle { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 39 | pub fn possbile_fills(&'_ self) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 44 | fn next_moves(&'_ self, board: Board) -> impl Iterator + '_ { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `matches` is never used [INFO] [stdout] --> crossword/src/square.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 11 | impl Square { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | pub(crate) fn matches(&self, char: u8) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> crossword/src/word.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 19 | impl Word { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 20 | pub(crate) fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `vocab` is never read [INFO] [stdout] --> crossword/src/vocab.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub(crate) struct Vocab { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 8 | vocab: HashMap, Vec>, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `matches` is never used [INFO] [stdout] --> crossword/src/vocab.rs:49:19 [INFO] [stdout] | [INFO] [stdout] 14 | impl Vocab { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub(crate) fn matches(&'_ self, squares: Vec) -> &'_ [Word] { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to ` as IntoIterator>::into_iter` in Rust 2024 [INFO] [stdout] --> crossword/src/board.rs:119:55 [INFO] [stdout] | [INFO] [stdout] 119 | for (p, c) in clue.positions().zip(word.chars.into_iter()) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: `#[warn(boxed_slice_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 119 | for (p, c) in clue.positions().zip(word.chars.iter()) { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 119 | for (p, c) in clue.positions().zip(IntoIterator::into_iter(word.chars)) { [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VOCAB_SIZE` is never used [INFO] [stdout] --> crossword/src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const VOCAB_SIZE: usize = 10_000; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VOCAB_PATH` is never used [INFO] [stdout] --> crossword/src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 9 | const VOCAB_PATH: &'static str = "../../vocab.txt"; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_filled`, `rows`, and `cols` are never used [INFO] [stdout] --> crossword/src/board.rs:36:19 [INFO] [stdout] | [INFO] [stdout] 35 | impl Board { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 36 | pub(crate) fn is_filled(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub(crate) fn rows( [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub(crate) fn cols( [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_filled` and `is_empty` are never used [INFO] [stdout] --> crossword/src/clue.rs:39:19 [INFO] [stdout] | [INFO] [stdout] 18 | impl Clue { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 39 | pub(crate) fn is_filled(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 43 | pub(crate) fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `matches` is never used [INFO] [stdout] --> crossword/src/square.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 11 | impl Square { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | pub(crate) fn matches(&self, char: u8) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> crossword/src/word.rs:20:19 [INFO] [stdout] | [INFO] [stdout] 19 | impl Word { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 20 | pub(crate) fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&Box<[T]> as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to ` as IntoIterator>::into_iter` in Rust 2024 [INFO] [stdout] --> crossword/src/board.rs:119:55 [INFO] [stdout] | [INFO] [stdout] 119 | for (p, c) in clue.positions().zip(word.chars.into_iter()) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: `#[warn(boxed_slice_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 119 | for (p, c) in clue.positions().zip(word.chars.iter()) { [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 119 | for (p, c) in clue.positions().zip(IntoIterator::into_iter(word.chars)) { [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.23 [INFO] [stderr] Checking letter-boxed v0.1.0 (/opt/rustwide/workdir/letter-boxed) [INFO] [stdout] error: couldn't read `letter-boxed/src/../../vocab.txt`: No such file or directory (os error 2) [INFO] [stdout] --> letter-boxed/src/main.rs:17:25 [INFO] [stdout] | [INFO] [stdout] 17 | const WORD_LIST: &str = include_str!("../../vocab.txt"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't read `letter-boxed/src/../../vocab.txt`: No such file or directory (os error 2) [INFO] [stdout] --> letter-boxed/src/main.rs:17:25 [INFO] [stdout] | [INFO] [stdout] 17 | const WORD_LIST: &str = include_str!("../../vocab.txt"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `include_str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `game` [INFO] [stdout] --> letter-boxed/src/main.rs:310:9 [INFO] [stdout] | [INFO] [stdout] 310 | let game = LettersBoxedGame::new(&["NLA", "IGC", "RUP", "QKO"])?; // 1/25 [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_game` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `game` [INFO] [stdout] --> letter-boxed/src/main.rs:310:9 [INFO] [stdout] | [INFO] [stdout] 310 | let game = LettersBoxedGame::new(&["NLA", "IGC", "RUP", "QKO"])?; // 1/25 [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_game` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `letter-boxed` (bin "letter-boxed") due to 2 previous errors; 1 warning emitted [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `letter-boxed` (bin "letter-boxed" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "327a498d2871dbccc3dffb60c1c3529cbb4ee1e530d418b76fd75837416f4e7e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "327a498d2871dbccc3dffb60c1c3529cbb4ee1e530d418b76fd75837416f4e7e", kill_on_drop: false }` [INFO] [stdout] 327a498d2871dbccc3dffb60c1c3529cbb4ee1e530d418b76fd75837416f4e7e