[INFO] fetching crate permanganate 0.1.0...
[INFO] checking permanganate-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate permanganate 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate permanganate 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate permanganate 0.1.0
[INFO] finished tweaking crates.io crate permanganate 0.1.0
[INFO] tweaked toml for crates.io crate permanganate 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 52 packages to latest compatible versions
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.7)
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[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.2)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding vec_mut_scan v0.3.0 (latest: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded varisat-internal-proof v0.2.2
[INFO] [stderr]   Downloaded vec_mut_scan v0.3.0
[INFO] [stderr]   Downloaded varisat v0.2.2
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92d7aafc595e883b4e0483c76407734a78739d3c7d9024dd918e49dc35d22b4b
[INFO] running `Command { std: "docker" "start" "-a" "92d7aafc595e883b4e0483c76407734a78739d3c7d9024dd918e49dc35d22b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92d7aafc595e883b4e0483c76407734a78739d3c7d9024dd918e49dc35d22b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92d7aafc595e883b4e0483c76407734a78739d3c7d9024dd918e49dc35d22b4b", kill_on_drop: false }`
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[INFO] [stdout] 190c80258e7b04479c04add87bcfa04a6aef90266912241a526149d233897c7b
[INFO] running `Command { std: "docker" "start" "-a" "190c80258e7b04479c04add87bcfa04a6aef90266912241a526149d233897c7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking varisat-formula v0.2.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling varisat v0.2.2
[INFO] [stderr]     Checking vec_mut_scan v0.3.0
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[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking unordered-pair v0.2.5
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling partial_ref_derive v0.3.3
[INFO] [stderr]     Checking partial_ref v0.3.3
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking varisat-dimacs v0.2.2
[INFO] [stderr]     Checking varisat-checker v0.2.2
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking permanganate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dims`
[INFO] [stdout]    --> src/shape.rs:198:21
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_dims`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/shape.rs:198:51
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]     |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/shape.rs:202:14
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn print(board: Array2<char>) -> String {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/builder.rs:364:29
[INFO] [stdout]     |
[INFO] [stdout] 364 |                 Location(x, y) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dims`
[INFO] [stdout]    --> src/shape.rs:198:21
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]     |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_dims`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/shape.rs:198:51
[INFO] [stdout]     |
[INFO] [stdout] 198 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]     |                                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `board`
[INFO] [stdout]    --> src/shape.rs:202:14
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn print(board: Array2<char>) -> String {
[INFO] [stdout]     |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_board`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/builder.rs:364:29
[INFO] [stdout]     |
[INFO] [stdout] 364 |                 Location(x, y) => {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Node<Self>` is more private than the item `shape::Shape::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `shape::Shape::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Node<Self>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct Node<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Edge<Self>` is more private than the item `shape::Shape::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `shape::Shape::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Edge<Self>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) struct Edge<Sh>
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `FrozenCell<Self>` is more private than the item `shape::Shape::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `shape::Shape::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `FrozenCell<Self>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/cell.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct FrozenCell<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Node<SquareStep>` is more private than the item `<SquareStep as shape::Shape>::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<SquareStep as shape::Shape>::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Node<SquareStep>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct Node<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Edge<SquareStep>` is more private than the item `<SquareStep as shape::Shape>::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<SquareStep as shape::Shape>::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Edge<SquareStep>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) struct Edge<Sh>
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `FrozenCell<SquareStep>` is more private than the item `<SquareStep as shape::Shape>::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<SquareStep as shape::Shape>::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `FrozenCell<SquareStep>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/cell.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct FrozenCell<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `affiliations` is never read
[INFO] [stdout]   --> src/cell.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Bridge { affiliations: HashMap<Sh, Option<NonZero<AffiliationID>>> },
[INFO] [stdout]    |     ------   ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FrozenCellType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exits` is never read
[INFO] [stdout]   --> src/cell.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct FrozenCell<Sh: FullShape> {
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] 28 |     pub(crate) exits: HashSet<Sh>,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FrozenCell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]   --> src/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub mod shape;
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:9
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![warn(missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a module
[INFO] [stdout]   --> src/lib.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub mod builder;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/shape.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     Up,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/shape.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Down,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/shape.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Left,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a variant
[INFO] [stdout]   --> src/shape.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Right,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Node<Self>` is more private than the item `shape::Shape::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `shape::Shape::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Node<Self>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct Node<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Edge<Self>` is more private than the item `shape::Shape::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `shape::Shape::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Edge<Self>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) struct Edge<Sh>
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `FrozenCell<Self>` is more private than the item `shape::Shape::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>>;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `shape::Shape::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `FrozenCell<Self>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/cell.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct FrozenCell<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Node<SquareStep>` is more private than the item `<SquareStep as shape::Shape>::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<SquareStep as shape::Shape>::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Node<SquareStep>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub(crate) struct Node<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `board::Edge<SquareStep>` is more private than the item `<SquareStep as shape::Shape>::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<SquareStep as shape::Shape>::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `board::Edge<SquareStep>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/board.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub(crate) struct Edge<Sh>
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `FrozenCell<SquareStep>` is more private than the item `<SquareStep as shape::Shape>::gph_to_array`
[INFO] [stdout]   --> src/shape.rs:67:5
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn gph_to_array(dims: (Dimension, Dimension), board: &UnGraphMap<Node<Self>, Edge<Self>>) -> Array2<FrozenCell<Self>> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `<SquareStep as shape::Shape>::gph_to_array` is reachable at visibility `pub`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `FrozenCell<SquareStep>` is only usable at visibility `pub(crate)`
[INFO] [stdout]   --> src/cell.rs:27:1
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct FrozenCell<Sh: FullShape> {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `affiliations` is never read
[INFO] [stdout]   --> src/cell.rs:20:14
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Bridge { affiliations: HashMap<Sh, Option<NonZero<AffiliationID>>> },
[INFO] [stdout]    |     ------   ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FrozenCellType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `exits` is never read
[INFO] [stdout]   --> src/cell.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub(crate) struct FrozenCell<Sh: FullShape> {
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] 28 |     pub(crate) exits: HashSet<Sh>,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FrozenCell` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.14s
[INFO] running `Command { std: "docker" "inspect" "190c80258e7b04479c04add87bcfa04a6aef90266912241a526149d233897c7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190c80258e7b04479c04add87bcfa04a6aef90266912241a526149d233897c7b", kill_on_drop: false }`
[INFO] [stdout] 190c80258e7b04479c04add87bcfa04a6aef90266912241a526149d233897c7b