[INFO] cloning repository https://github.com/bpeel/vaflo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bpeel/vaflo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpeel%2Fvaflo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpeel%2Fvaflo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b56800fac1b1590b4ea1de0b8562a05db94776e2
[INFO] checking bpeel/vaflo against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbpeel%2Fvaflo" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/bpeel/vaflo
[INFO] finished tweaking git repo https://github.com/bpeel/vaflo
[INFO] tweaked toml for git repo https://github.com/bpeel/vaflo written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bpeel/vaflo on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bpeel/vaflo 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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ab7ae967b3884a15c5dc9f7aff01e262fcdf4224c9f6007dd06770f747ada81
[INFO] running `Command { std: "docker" "start" "-a" "7ab7ae967b3884a15c5dc9f7aff01e262fcdf4224c9f6007dd06770f747ada81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ab7ae967b3884a15c5dc9f7aff01e262fcdf4224c9f6007dd06770f747ada81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ab7ae967b3884a15c5dc9f7aff01e262fcdf4224c9f6007dd06770f747ada81", kill_on_drop: false }`
[INFO] [stdout] 7ab7ae967b3884a15c5dc9f7aff01e262fcdf4224c9f6007dd06770f747ada81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16761e4faffe43e217a077777b0e81d70f00b4a4221f5a089922280b94be6a7e
[INFO] running `Command { std: "docker" "start" "-a" "16761e4faffe43e217a077777b0e81d70f00b4a4221f5a089922280b94be6a7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling temp-dir v0.1.14
[INFO] [stderr]    Compiling cc v1.2.3
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]     Checking locale_config v0.3.0
[INFO] [stderr]     Checking chrono v0.4.39
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling gettext-sys v0.22.5
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking clap v4.5.23
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking gettext-rs v0.7.2
[INFO] [stderr]     Checking vaflo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `contains` and `first_node` are never used
[INFO] [stdout]   --> src/dictionary.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | impl Dictionary {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn contains<I: Iterator<Item = char>>(&self, word: I) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn first_node<'a>(&'a self) -> Option<Node<'a>> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `first_child`, `next_sibling`, and `letter` are never used
[INFO] [stdout]    --> src/dictionary.rs:108:12
[INFO] [stdout]     |
[INFO] [stdout]  92 | impl<'a> Node<'a> {
[INFO] [stdout]     | ----------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 108 |     pub fn first_child(&self) -> Option<Node<'a>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 116 |     pub fn next_sibling(&self) -> Option<Node<'a>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn letter(&self) -> char {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `N_SPACING_LETTERS` is never used
[INFO] [stdout]   --> src/grid.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub const N_SPACING_LETTERS: usize = WORD_LENGTH - N_WORDS_ON_AXIS;
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `N_LETTERS` is never used
[INFO] [stdout]   --> src/grid.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub const N_LETTERS: usize =
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_solved` is never used
[INFO] [stdout]    --> src/grid.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl PuzzleGrid {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn is_solved(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StackEntry` is never constructed
[INFO] [stdout]    --> src/dictionary.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | struct StackEntry<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WordIterator` is never constructed
[INFO] [stdout]    --> src/dictionary.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct WordIterator<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `next` are never used
[INFO] [stdout]    --> src/dictionary.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<'a> WordIterator<'a> {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] 140 |     pub fn new(dictionary: &'a Dictionary) -> WordIterator<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn next(&mut self) -> Option<&str> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SolutionGrid` is never constructed
[INFO] [stdout]   --> src/grid.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct SolutionGrid {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `PuzzleSquareState` is never used
[INFO] [stdout]   --> src/grid.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub enum PuzzleSquareState {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PuzzleSquare` is never constructed
[INFO] [stdout]   --> src/grid.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct PuzzleSquare {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PuzzleGrid` is never constructed
[INFO] [stdout]   --> src/grid.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct PuzzleGrid {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Grid` is never constructed
[INFO] [stdout]   --> src/grid.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct Grid {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GridParseError` is never used
[INFO] [stdout]   --> src/grid.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 | pub enum GridParseError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_gap_space` is never used
[INFO] [stdout]   --> src/grid.rs:71:8
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub fn is_gap_space(x: i32, y: i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_gap_position` is never used
[INFO] [stdout]   --> src/grid.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub fn is_gap_position(position: usize) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/grid.rs:83:12
[INFO] [stdout]    |
[INFO] [stdout] 82 | impl SolutionGrid {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 83 |     pub fn new() -> SolutionGrid {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `reset`, and `is_solved` are never used
[INFO] [stdout]    --> src/grid.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl PuzzleGrid {
[INFO] [stdout]     | --------------- associated items in this implementation
[INFO] [stdout]  91 |     pub fn new() -> PuzzleGrid {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 106 |     pub fn reset(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn is_solved(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `update_square_letters_for_word`, and `update_square_states` are never used
[INFO] [stdout]    --> src/grid.rs:120:12
[INFO] [stdout]     |
[INFO] [stdout] 119 | impl Grid {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 120 |     pub fn new() -> Grid {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     fn update_square_letters_for_word<I>(&mut self, positions: I)
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 170 |     pub fn update_square_states(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WordPositions` is never constructed
[INFO] [stdout]    --> src/grid.rs:290:12
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub struct WordPositions {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/grid.rs:295:12
[INFO] [stdout]     |
[INFO] [stdout] 294 | impl WordPositions {
[INFO] [stdout]     | ------------------ associated function in this implementation
[INFO] [stdout] 295 |     pub fn new() -> WordPositions {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_grid` is never used
[INFO] [stdout]    --> src/letter_grid.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 150 | impl LetterGrid {
[INFO] [stdout]     | --------------- associated function in this implementation
[INFO] [stdout] 151 |     pub fn from_grid(grid: &grid::Grid) -> Result<LetterGrid, ParseError> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StackEntry` is never constructed
[INFO] [stdout]    --> src/dictionary.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | struct StackEntry<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `WordIterator` is never constructed
[INFO] [stdout]    --> src/dictionary.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 | pub struct WordIterator<'a> {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `next` are never used
[INFO] [stdout]    --> src/dictionary.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<'a> WordIterator<'a> {
[INFO] [stdout]     | ------------------------- associated items in this implementation
[INFO] [stdout] 140 |     pub fn new(dictionary: &'a Dictionary) -> WordIterator<'a> {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn next(&mut self) -> Option<&str> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_solved` is never used
[INFO] [stdout]    --> src/grid.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl PuzzleGrid {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn is_solved(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]    --> src/swap_solver.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn solve<T>(
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_solved` is never used
[INFO] [stdout]    --> src/grid.rs:112:12
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl PuzzleGrid {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 112 |     pub fn is_solved(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `solve` is never used
[INFO] [stdout]    --> src/swap_solver.rs:171:8
[INFO] [stdout]     |
[INFO] [stdout] 171 | pub fn solve<T>(
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout]     |
[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 4m 38s
[INFO] running `Command { std: "docker" "inspect" "16761e4faffe43e217a077777b0e81d70f00b4a4221f5a089922280b94be6a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16761e4faffe43e217a077777b0e81d70f00b4a4221f5a089922280b94be6a7e", kill_on_drop: false }`
[INFO] [stdout] 16761e4faffe43e217a077777b0e81d70f00b4a4221f5a089922280b94be6a7e
