Dec 05 01:14:03.778 INFO checking MaxfieldWalker/blindsearch against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 01:14:03.778 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 01:14:04.331 INFO [stdout] eebebb3ddc6b984d6a349a230d580262fbc74843cfe23c4b758a9f418872921f
Dec 05 01:14:04.337 INFO running `"docker" "start" "-a" "eebebb3ddc6b984d6a349a230d580262fbc74843cfe23c4b758a9f418872921f"`
Dec 05 01:14:05.882 INFO [stderr] usermod: no changes
Dec 05 01:14:05.979 INFO [stderr]     Checking blindsearch v0.1.0 (/source)
Dec 05 01:14:07.335 INFO [stderr] warning: function is never used: `blind_search_dfs`
Dec 05 01:14:07.336 INFO [stderr]  --> src/dfs.rs:7:1
Dec 05 01:14:07.336 INFO [stderr]   |
Dec 05 01:14:07.336 INFO [stderr] 7 | pub fn blind_search_dfs(root_node: &Node, goals: &Vec<String>) -> BlindSearchResult {
Dec 05 01:14:07.336 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.337 INFO [stderr]   |
Dec 05 01:14:07.337 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 01:14:07.337 INFO [stderr] 
Dec 05 01:14:07.338 INFO [stderr] warning: function is never used: `dig`
Dec 05 01:14:07.338 INFO [stderr]   --> src/dfs.rs:22:1
Dec 05 01:14:07.338 INFO [stderr]    |
Dec 05 01:14:07.338 INFO [stderr] 22 | / fn dig(l1: &mut Vec<Node>,
Dec 05 01:14:07.339 INFO [stderr] 23 | |        l2: &mut Vec<Node>,
Dec 05 01:14:07.339 INFO [stderr] 24 | |        loop_count: u32,
Dec 05 01:14:07.339 INFO [stderr] 25 | |        goals: &Vec<String>)
Dec 05 01:14:07.339 INFO [stderr] ...  |
Dec 05 01:14:07.340 INFO [stderr] 66 | |     }
Dec 05 01:14:07.340 INFO [stderr] 67 | | }
Dec 05 01:14:07.340 INFO [stderr]    | |_^
Dec 05 01:14:07.340 INFO [stderr] 
Dec 05 01:14:07.341 INFO [stderr] warning: type alias is never used: `NodeRef`
Dec 05 01:14:07.341 INFO [stderr]  --> src/tree.rs:5:1
Dec 05 01:14:07.341 INFO [stderr]   |
Dec 05 01:14:07.341 INFO [stderr] 5 | type NodeRef = Rc<RefCell<_Node>>;
Dec 05 01:14:07.342 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.342 INFO [stderr] 
Dec 05 01:14:07.342 INFO [stderr] warning: struct is never constructed: `Node`
Dec 05 01:14:07.342 INFO [stderr]   --> src/tree.rs:15:1
Dec 05 01:14:07.342 INFO [stderr]    |
Dec 05 01:14:07.342 INFO [stderr] 15 | pub struct Node(NodeRef);
Dec 05 01:14:07.342 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.342 INFO [stderr] 
Dec 05 01:14:07.343 INFO [stderr] warning: method is never used: `new`
Dec 05 01:14:07.343 INFO [stderr]   --> src/tree.rs:18:5
Dec 05 01:14:07.343 INFO [stderr]    |
Dec 05 01:14:07.344 INFO [stderr] 18 |     pub fn new(value: String) -> Node {
Dec 05 01:14:07.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.344 INFO [stderr] 
Dec 05 01:14:07.344 INFO [stderr] warning: method is never used: `add_child`
Dec 05 01:14:07.345 INFO [stderr]   --> src/tree.rs:26:5
Dec 05 01:14:07.345 INFO [stderr]    |
Dec 05 01:14:07.345 INFO [stderr] 26 |     pub fn add_child(&self, child_node: &Node) {
Dec 05 01:14:07.345 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.346 INFO [stderr] 
Dec 05 01:14:07.346 INFO [stderr] warning: method is never used: `stringify`
Dec 05 01:14:07.346 INFO [stderr]   --> src/tree.rs:43:5
Dec 05 01:14:07.346 INFO [stderr]    |
Dec 05 01:14:07.347 INFO [stderr] 43 |     pub fn stringify(&self) {
Dec 05 01:14:07.347 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.347 INFO [stderr] 
Dec 05 01:14:07.348 INFO [stderr] warning: method is never used: `inner_stringify`
Dec 05 01:14:07.348 INFO [stderr]   --> src/tree.rs:48:5
Dec 05 01:14:07.348 INFO [stderr]    |
Dec 05 01:14:07.348 INFO [stderr] 48 |     fn inner_stringify(&self, depth: i32) {
Dec 05 01:14:07.349 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.349 INFO [stderr] 
Dec 05 01:14:07.349 INFO [stderr] warning: method is never used: `find_node`
Dec 05 01:14:07.349 INFO [stderr]   --> src/tree.rs:62:5
Dec 05 01:14:07.350 INFO [stderr]    |
Dec 05 01:14:07.350 INFO [stderr] 62 |     pub fn find_node(&self, value: &str) -> Option<(Node, u32)> {
Dec 05 01:14:07.350 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.350 INFO [stderr] 
Dec 05 01:14:07.351 INFO [stderr] warning: method is never used: `inner_find_node`
Dec 05 01:14:07.351 INFO [stderr]   --> src/tree.rs:66:5
Dec 05 01:14:07.351 INFO [stderr]    |
Dec 05 01:14:07.352 INFO [stderr] 66 |     fn inner_find_node(&self, value: &str, current_depth: u32) -> Option<(Node, u32)> {
Dec 05 01:14:07.352 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.352 INFO [stderr] 
Dec 05 01:14:07.352 INFO [stderr] warning: method is never used: `children`
Dec 05 01:14:07.353 INFO [stderr]   --> src/tree.rs:87:5
Dec 05 01:14:07.353 INFO [stderr]    |
Dec 05 01:14:07.353 INFO [stderr] 87 |     pub fn children(&self) -> Vec<Node> {
Dec 05 01:14:07.353 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.354 INFO [stderr] 
Dec 05 01:14:07.354 INFO [stderr] warning: method is never used: `name`
Dec 05 01:14:07.354 INFO [stderr]   --> src/tree.rs:96:5
Dec 05 01:14:07.354 INFO [stderr]    |
Dec 05 01:14:07.355 INFO [stderr] 96 |     pub fn name(&self) -> String {
Dec 05 01:14:07.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.355 INFO [stderr] 
Dec 05 01:14:07.355 INFO [stderr] warning: method is never used: `has_child_node`
Dec 05 01:14:07.356 INFO [stderr]    --> src/tree.rs:100:5
Dec 05 01:14:07.356 INFO [stderr]     |
Dec 05 01:14:07.356 INFO [stderr] 100 |     pub fn has_child_node(&self) -> bool {
Dec 05 01:14:07.356 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.357 INFO [stderr] 
Dec 05 01:14:07.357 INFO [stderr] warning: method is never used: `ref_clone`
Dec 05 01:14:07.357 INFO [stderr]    --> src/tree.rs:104:5
Dec 05 01:14:07.358 INFO [stderr]     |
Dec 05 01:14:07.358 INFO [stderr] 104 |     pub fn ref_clone(&self) -> Node {
Dec 05 01:14:07.358 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.358 INFO [stderr] 
Dec 05 01:14:07.359 INFO [stderr] warning: struct is never constructed: `BlindSearchStatus`
Dec 05 01:14:07.359 INFO [stderr]  --> src/blindsearch.rs:3:1
Dec 05 01:14:07.359 INFO [stderr]   |
Dec 05 01:14:07.359 INFO [stderr] 3 | pub struct BlindSearchStatus {
Dec 05 01:14:07.360 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.360 INFO [stderr] 
Dec 05 01:14:07.360 INFO [stderr] warning: method is never used: `new`
Dec 05 01:14:07.360 INFO [stderr]   --> src/blindsearch.rs:11:5
Dec 05 01:14:07.361 INFO [stderr]    |
Dec 05 01:14:07.361 INFO [stderr] 11 |     pub fn new(status: String, result: SearchResult) -> BlindSearchStatus {
Dec 05 01:14:07.361 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.361 INFO [stderr] 
Dec 05 01:14:07.362 INFO [stderr] warning: variant is never constructed: `Found`
Dec 05 01:14:07.362 INFO [stderr]   --> src/blindsearch.rs:18:5
Dec 05 01:14:07.362 INFO [stderr]    |
Dec 05 01:14:07.362 INFO [stderr] 18 |     Found,
Dec 05 01:14:07.363 INFO [stderr]    |     ^^^^^
Dec 05 01:14:07.363 INFO [stderr] 
Dec 05 01:14:07.363 INFO [stderr] warning: variant is never constructed: `NotFound`
Dec 05 01:14:07.364 INFO [stderr]   --> src/blindsearch.rs:19:5
Dec 05 01:14:07.364 INFO [stderr]    |
Dec 05 01:14:07.364 INFO [stderr] 19 |     NotFound,
Dec 05 01:14:07.364 INFO [stderr]    |     ^^^^^^^^
Dec 05 01:14:07.364 INFO [stderr] 
Dec 05 01:14:07.365 INFO [stderr] warning: struct is never constructed: `BlindSearchResult`
Dec 05 01:14:07.365 INFO [stderr]   --> src/blindsearch.rs:23:1
Dec 05 01:14:07.365 INFO [stderr]    |
Dec 05 01:14:07.366 INFO [stderr] 23 | pub struct BlindSearchResult {
Dec 05 01:14:07.366 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.366 INFO [stderr] 
Dec 05 01:14:07.366 INFO [stderr] warning: function is never used: `capture`
Dec 05 01:14:07.367 INFO [stderr]   --> src/core.rs:11:1
Dec 05 01:14:07.367 INFO [stderr]    |
Dec 05 01:14:07.367 INFO [stderr] 11 | fn capture<'a>(s: &'a String) -> regex::Captures<'a> {
Dec 05 01:14:07.367 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.368 INFO [stderr] 
Dec 05 01:14:07.368 INFO [stderr] warning: function is never used: `parse_line`
Dec 05 01:14:07.368 INFO [stderr]   --> src/core.rs:17:1
Dec 05 01:14:07.368 INFO [stderr]    |
Dec 05 01:14:07.369 INFO [stderr] 17 | fn parse_line<'a>(line: &'a String) -> (String, Vec<(bool, String)>) {
Dec 05 01:14:07.369 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.369 INFO [stderr] 
Dec 05 01:14:07.370 INFO [stderr] warning: function is never used: `build_tree`
Dec 05 01:14:07.370 INFO [stderr]   --> src/core.rs:48:1
Dec 05 01:14:07.370 INFO [stderr]    |
Dec 05 01:14:07.370 INFO [stderr] 48 | fn build_tree(line: String, root_node: &Node, goals: &mut Vec<String>) {
Dec 05 01:14:07.371 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.371 INFO [stderr] 
Dec 05 01:14:07.371 INFO [stderr] warning: function is never used: `build_tree_from_input`
Dec 05 01:14:07.371 INFO [stderr]   --> src/core.rs:72:1
Dec 05 01:14:07.372 INFO [stderr]    |
Dec 05 01:14:07.372 INFO [stderr] 72 | pub fn build_tree_from_input(input_path: &str) -> Node {
Dec 05 01:14:07.372 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.372 INFO [stderr] 
Dec 05 01:14:07.373 INFO [stderr] warning: function is never used: `blind_search_bfs`
Dec 05 01:14:07.373 INFO [stderr]  --> src/bfs.rs:6:1
Dec 05 01:14:07.373 INFO [stderr]   |
Dec 05 01:14:07.373 INFO [stderr] 6 | pub fn blind_search_bfs(root_node: &Node, goals: &Vec<String>) -> BlindSearchResult {
Dec 05 01:14:07.374 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.374 INFO [stderr] 
Dec 05 01:14:07.374 INFO [stderr] warning: function is never used: `dig`
Dec 05 01:14:07.375 INFO [stderr]   --> src/bfs.rs:20:1
Dec 05 01:14:07.375 INFO [stderr]    |
Dec 05 01:14:07.375 INFO [stderr] 20 | / fn dig(l1: &mut Vec<Node>,
Dec 05 01:14:07.375 INFO [stderr] 21 | |        l2: &mut Vec<Node>,
Dec 05 01:14:07.376 INFO [stderr] 22 | |        loop_count: u32,
Dec 05 01:14:07.376 INFO [stderr] 23 | |        goals: &Vec<String>)
Dec 05 01:14:07.376 INFO [stderr] ...  |
Dec 05 01:14:07.376 INFO [stderr] 61 | |     }
Dec 05 01:14:07.377 INFO [stderr] 62 | | }
Dec 05 01:14:07.377 INFO [stderr]    | |_^
Dec 05 01:14:07.377 INFO [stderr] 
Dec 05 01:14:07.377 INFO [stderr] warning: function is never used: `blind_search_iddfs`
Dec 05 01:14:07.378 INFO [stderr]   --> src/iddfs.rs:6:1
Dec 05 01:14:07.378 INFO [stderr]    |
Dec 05 01:14:07.378 INFO [stderr] 6  | / pub fn blind_search_iddfs(root_node: &Node,
Dec 05 01:14:07.378 INFO [stderr] 7  | |                           goals: &Vec<String>,
Dec 05 01:14:07.379 INFO [stderr] 8  | |                           cutoff_threshold: u32)
Dec 05 01:14:07.379 INFO [stderr] 9  | |                           -> BlindSearchResult {
Dec 05 01:14:07.379 INFO [stderr] ...  |
Dec 05 01:14:07.379 INFO [stderr] 32 | |     }
Dec 05 01:14:07.380 INFO [stderr] 33 | | }
Dec 05 01:14:07.380 INFO [stderr]    | |_^
Dec 05 01:14:07.380 INFO [stderr] 
Dec 05 01:14:07.381 INFO [stderr] warning: function is never used: `dig`
Dec 05 01:14:07.381 INFO [stderr]    --> src/iddfs.rs:36:1
Dec 05 01:14:07.381 INFO [stderr]     |
Dec 05 01:14:07.381 INFO [stderr] 36  | / fn dig(l1: &mut Vec<Node>,
Dec 05 01:14:07.382 INFO [stderr] 37  | |        l2: &mut Vec<Node>,
Dec 05 01:14:07.382 INFO [stderr] 38  | |        cutoff: u32,
Dec 05 01:14:07.382 INFO [stderr] 39  | |        cutoff_threshold: u32,
Dec 05 01:14:07.383 INFO [stderr] ...   |
Dec 05 01:14:07.383 INFO [stderr] 105 | |     }
Dec 05 01:14:07.383 INFO [stderr] 106 | | }
Dec 05 01:14:07.383 INFO [stderr]     | |_^
Dec 05 01:14:07.383 INFO [stderr] 
Dec 05 01:14:07.650 INFO [stderr] warning: method is never used: `stringify`
Dec 05 01:14:07.650 INFO [stderr]   --> src/tree.rs:43:5
Dec 05 01:14:07.650 INFO [stderr]    |
Dec 05 01:14:07.650 INFO [stderr] 43 |     pub fn stringify(&self) {
Dec 05 01:14:07.650 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.650 INFO [stderr]    |
Dec 05 01:14:07.650 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 01:14:07.650 INFO [stderr] 
Dec 05 01:14:07.650 INFO [stderr] warning: method is never used: `inner_stringify`
Dec 05 01:14:07.650 INFO [stderr]   --> src/tree.rs:48:5
Dec 05 01:14:07.650 INFO [stderr]    |
Dec 05 01:14:07.650 INFO [stderr] 48 |     fn inner_stringify(&self, depth: i32) {
Dec 05 01:14:07.650 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 01:14:07.650 INFO [stderr] 
Dec 05 01:14:07.695 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
Dec 05 01:14:07.699 INFO [stderr] su: No module specific data is present
Dec 05 01:14:09.043 INFO running `"docker" "inspect" "eebebb3ddc6b984d6a349a230d580262fbc74843cfe23c4b758a9f418872921f"`
Dec 05 01:14:09.391 INFO running `"docker" "rm" "-f" "eebebb3ddc6b984d6a349a230d580262fbc74843cfe23c4b758a9f418872921f"`
Dec 05 01:14:09.700 INFO [stdout] eebebb3ddc6b984d6a349a230d580262fbc74843cfe23c4b758a9f418872921f