[INFO] cloning repository https://github.com/GregShiner/nonagram [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GregShiner/nonagram" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregShiner%2Fnonagram", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregShiner%2Fnonagram'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc9325ce04eb5691c45ba9f9e03cf85a410ecf55 [INFO] checking GregShiner/nonagram against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGregShiner%2Fnonagram" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/GregShiner/nonagram [INFO] finished tweaking git repo https://github.com/GregShiner/nonagram [INFO] tweaked toml for git repo https://github.com/GregShiner/nonagram written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/GregShiner/nonagram on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/GregShiner/nonagram 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ffacd724fee3f4dcd34451c899a44b5f0b829dac0cfafc9a61de45098f73aee [INFO] running `Command { std: "docker" "start" "-a" "2ffacd724fee3f4dcd34451c899a44b5f0b829dac0cfafc9a61de45098f73aee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ffacd724fee3f4dcd34451c899a44b5f0b829dac0cfafc9a61de45098f73aee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ffacd724fee3f4dcd34451c899a44b5f0b829dac0cfafc9a61de45098f73aee", kill_on_drop: false }` [INFO] [stdout] 2ffacd724fee3f4dcd34451c899a44b5f0b829dac0cfafc9a61de45098f73aee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] adfefb1b40bcce3507eb43aa71679e53772bf9c7c6542331fb0795ff8089769c [INFO] running `Command { std: "docker" "start" "-a" "adfefb1b40bcce3507eb43aa71679e53772bf9c7c6542331fb0795ff8089769c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling unicode-ident v1.0.17 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling object v0.36.7 [INFO] [stderr] Checking adler2 v2.0.0 [INFO] [stderr] Checking log v0.4.25 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking gimli v0.31.1 [INFO] [stderr] Checking bitflags v2.8.0 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Checking linux-raw-sys v0.4.15 [INFO] [stderr] Checking miniz_oxide v0.8.4 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Compiling thiserror v2.0.11 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Checking crossterm v0.28.1 [INFO] [stderr] Checking addr2line v0.24.2 [INFO] [stderr] Compiling thiserror-impl v2.0.11 [INFO] [stderr] Checking backtrace v0.3.74 [INFO] [stderr] Checking nonagram v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `time::Duration` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | time::Duration, [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: `MoveToNextLine`, `Print`, `Stylize`, `execute`, `queue`, `self`, `self`, and `terminal` [INFO] [stdout] --> src/main.rs:9:14 [INFO] [stdout] | [INFO] [stdout] 9 | cursor::{self, MoveToNextLine}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] 10 | execute, queue, [INFO] [stdout] | ^^^^^^^ ^^^^^ [INFO] [stdout] 11 | style::{self, Print, Stylize}, [INFO] [stdout] | ^^^^ ^^^^^ ^^^^^^^ [INFO] [stdout] 12 | terminal, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Game` and `Square` [INFO] [stdout] --> src/main.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | use game::{Game, Square}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `collections::BinaryHeap` [INFO] [stdout] --> src/game.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{collections::BinaryHeap, fmt::Display, fs::File, io::Write, iter::zip, usize}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::test::line::test_line` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use crate::test::line::test_line; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `time::Duration` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | time::Duration, [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: `MoveToNextLine`, `Print`, `Stylize`, `execute`, `queue`, `self`, `self`, and `terminal` [INFO] [stdout] --> src/main.rs:9:14 [INFO] [stdout] | [INFO] [stdout] 9 | cursor::{self, MoveToNextLine}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^ [INFO] [stdout] 10 | execute, queue, [INFO] [stdout] | ^^^^^^^ ^^^^^ [INFO] [stdout] 11 | style::{self, Print, Stylize}, [INFO] [stdout] | ^^^^ ^^^^^ ^^^^^^^ [INFO] [stdout] 12 | terminal, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Game` and `Square` [INFO] [stdout] --> src/main.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | use game::{Game, Square}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `collections::BinaryHeap` [INFO] [stdout] --> src/game.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{collections::BinaryHeap, fmt::Display, fs::File, io::Write, iter::zip, usize}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::test::line::test_line` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use crate::test::line::test_line; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/game.rs:426:17 [INFO] [stdout] | [INFO] [stdout] 426 | let mut buffer = vec![vec![" "; cols + max_row_hints]; rows + max_col_hints]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/game.rs:421:19 [INFO] [stdout] | [INFO] [stdout] 421 | fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:426:13 [INFO] [stdout] | [INFO] [stdout] 426 | let mut buffer = vec![vec![" "; cols + max_row_hints]; rows + max_col_hints]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdout` [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut stdout = io::stdout(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut test_game = game::Game::new(col_hints, row_hints)?; [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/main.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | let mut stdout = io::stdout(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `grid_pos` is never read [INFO] [stdout] --> src/game.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | pub grid_pos: Option<(usize, usize)>, // Calculated when render_all is called [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Job` is never used [INFO] [stdout] --> src/game.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum Job { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `place_object` is never used [INFO] [stdout] --> src/render.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn place_object( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `double_vec_to_string` is never used [INFO] [stdout] --> src/render.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn double_vec_to_string(buffer: Vec>) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `render_hints`, `render_grid`, and `render_all` are never used [INFO] [stdout] --> src/render.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 51 | impl Game { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 52 | pub fn render_hints(hints: &[Hint]) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn render_grid(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn render_all(&mut self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `line_from_str` is never used [INFO] [stdout] --> src/test/line.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn line_from_str(line_str: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `str_from_placements` is never used [INFO] [stdout] --> src/test/line.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn str_from_placements(placements: Option>) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_line` is never used [INFO] [stdout] --> src/test/line.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn test_line(hint: &[u32], line: &str, expected_line: Option<&str>) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `str_from_line` is never used [INFO] [stdout] --> src/test/line.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn str_from_line(line: Vec) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/game.rs:426:17 [INFO] [stdout] | [INFO] [stdout] 426 | let mut buffer = vec![vec![" "; cols + max_row_hints]; rows + max_col_hints]; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/game.rs:421:19 [INFO] [stdout] | [INFO] [stdout] 421 | fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/game.rs:426:13 [INFO] [stdout] | [INFO] [stdout] 426 | let mut buffer = vec![vec![" "; cols + max_row_hints]; rows + max_col_hints]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | file.write(b"\n\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = file.write(b"\n\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | file.write(b"\n\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = file.write(b"\n\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stdout` [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut stdout = io::stdout(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut test_game = game::Game::new(col_hints, row_hints)?; [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/main.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | let mut stdout = io::stdout(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `grid_pos` is never read [INFO] [stdout] --> src/game.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 25 | pub struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 30 | pub grid_pos: Option<(usize, usize)>, // Calculated when render_all is called [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Job` is never used [INFO] [stdout] --> src/game.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum Job { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `place_object` is never used [INFO] [stdout] --> src/render.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn place_object( [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `double_vec_to_string` is never used [INFO] [stdout] --> src/render.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn double_vec_to_string(buffer: Vec>) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `render_hints`, `render_grid`, and `render_all` are never used [INFO] [stdout] --> src/render.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 51 | impl Game { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 52 | pub fn render_hints(hints: &[Hint]) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 103 | pub fn render_grid(&self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | pub fn render_all(&mut self) -> Vec> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `test_line` is never used [INFO] [stdout] --> src/test/line.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn test_line(hint: &[u32], line: &str, expected_line: Option<&str>) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | file.write(b"\n\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = file.write(b"\n\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | file.write(b"\n\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 97 | let _ = file.write(b"\n\n"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s [INFO] running `Command { std: "docker" "inspect" "adfefb1b40bcce3507eb43aa71679e53772bf9c7c6542331fb0795ff8089769c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "adfefb1b40bcce3507eb43aa71679e53772bf9c7c6542331fb0795ff8089769c", kill_on_drop: false }` [INFO] [stdout] adfefb1b40bcce3507eb43aa71679e53772bf9c7c6542331fb0795ff8089769c