Dec 18 06:28:38.112 INFO checking MaxfieldWalker/blindsearch against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 06:28:38.112 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/MaxfieldWalker/blindsearch:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:28:38.604 INFO [stdout] 46f19a4cf3979a511609874d5600c65b29149fb50741596db2d0c5f33ba210d4
Dec 18 06:28:38.606 INFO running `"docker" "start" "-a" "46f19a4cf3979a511609874d5600c65b29149fb50741596db2d0c5f33ba210d4"`
Dec 18 06:28:41.928 INFO [stderr]     Checking blindsearch v0.1.0 (/opt/crater/workdir)
Dec 18 06:28:42.886 INFO [stderr] warning: function is never used: `blind_search_dfs`
Dec 18 06:28:42.886 INFO [stderr]  --> src/dfs.rs:7:1
Dec 18 06:28:42.886 INFO [stderr]   |
Dec 18 06:28:42.886 INFO [stderr] 7 | pub fn blind_search_dfs(root_node: &Node, goals: &Vec<String>) -> BlindSearchResult {
Dec 18 06:28:42.886 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.886 INFO [stderr]   |
Dec 18 06:28:42.886 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 18 06:28:42.886 INFO [stderr] 
Dec 18 06:28:42.886 INFO [stderr] warning: function is never used: `dig`
Dec 18 06:28:42.886 INFO [stderr]   --> src/dfs.rs:22:1
Dec 18 06:28:42.886 INFO [stderr]    |
Dec 18 06:28:42.886 INFO [stderr] 22 | / fn dig(l1: &mut Vec<Node>,
Dec 18 06:28:42.886 INFO [stderr] 23 | |        l2: &mut Vec<Node>,
Dec 18 06:28:42.886 INFO [stderr] 24 | |        loop_count: u32,
Dec 18 06:28:42.886 INFO [stderr] 25 | |        goals: &Vec<String>)
Dec 18 06:28:42.886 INFO [stderr] ...  |
Dec 18 06:28:42.886 INFO [stderr] 66 | |     }
Dec 18 06:28:42.886 INFO [stderr] 67 | | }
Dec 18 06:28:42.886 INFO [stderr]    | |_^
Dec 18 06:28:42.886 INFO [stderr] 
Dec 18 06:28:42.892 INFO [stderr] warning: type alias is never used: `NodeRef`
Dec 18 06:28:42.892 INFO [stderr]  --> src/tree.rs:5:1
Dec 18 06:28:42.892 INFO [stderr]   |
Dec 18 06:28:42.892 INFO [stderr] 5 | type NodeRef = Rc<RefCell<_Node>>;
Dec 18 06:28:42.892 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.892 INFO [stderr] 
Dec 18 06:28:42.892 INFO [stderr] warning: struct is never constructed: `Node`
Dec 18 06:28:42.892 INFO [stderr]   --> src/tree.rs:15:1
Dec 18 06:28:42.892 INFO [stderr]    |
Dec 18 06:28:42.892 INFO [stderr] 15 | pub struct Node(NodeRef);
Dec 18 06:28:42.892 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.892 INFO [stderr] 
Dec 18 06:28:42.893 INFO [stderr] warning: method is never used: `new`
Dec 18 06:28:42.893 INFO [stderr]   --> src/tree.rs:18:5
Dec 18 06:28:42.893 INFO [stderr]    |
Dec 18 06:28:42.893 INFO [stderr] 18 |     pub fn new(value: String) -> Node {
Dec 18 06:28:42.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.893 INFO [stderr] 
Dec 18 06:28:42.893 INFO [stderr] warning: method is never used: `add_child`
Dec 18 06:28:42.893 INFO [stderr]   --> src/tree.rs:26:5
Dec 18 06:28:42.893 INFO [stderr]    |
Dec 18 06:28:42.893 INFO [stderr] 26 |     pub fn add_child(&self, child_node: &Node) {
Dec 18 06:28:42.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.893 INFO [stderr] 
Dec 18 06:28:42.893 INFO [stderr] warning: method is never used: `stringify`
Dec 18 06:28:42.893 INFO [stderr]   --> src/tree.rs:43:5
Dec 18 06:28:42.893 INFO [stderr]    |
Dec 18 06:28:42.893 INFO [stderr] 43 |     pub fn stringify(&self) {
Dec 18 06:28:42.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.893 INFO [stderr] 
Dec 18 06:28:42.893 INFO [stderr] warning: method is never used: `inner_stringify`
Dec 18 06:28:42.893 INFO [stderr]   --> src/tree.rs:48:5
Dec 18 06:28:42.893 INFO [stderr]    |
Dec 18 06:28:42.893 INFO [stderr] 48 |     fn inner_stringify(&self, depth: i32) {
Dec 18 06:28:42.893 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.893 INFO [stderr] 
Dec 18 06:28:42.894 INFO [stderr] warning: method is never used: `find_node`
Dec 18 06:28:42.894 INFO [stderr]   --> src/tree.rs:62:5
Dec 18 06:28:42.894 INFO [stderr]    |
Dec 18 06:28:42.894 INFO [stderr] 62 |     pub fn find_node(&self, value: &str) -> Option<(Node, u32)> {
Dec 18 06:28:42.894 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.894 INFO [stderr] 
Dec 18 06:28:42.894 INFO [stderr] warning: method is never used: `inner_find_node`
Dec 18 06:28:42.894 INFO [stderr]   --> src/tree.rs:66:5
Dec 18 06:28:42.894 INFO [stderr]    |
Dec 18 06:28:42.894 INFO [stderr] 66 |     fn inner_find_node(&self, value: &str, current_depth: u32) -> Option<(Node, u32)> {
Dec 18 06:28:42.894 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.894 INFO [stderr] 
Dec 18 06:28:42.894 INFO [stderr] warning: method is never used: `children`
Dec 18 06:28:42.894 INFO [stderr]   --> src/tree.rs:87:5
Dec 18 06:28:42.894 INFO [stderr]    |
Dec 18 06:28:42.894 INFO [stderr] 87 |     pub fn children(&self) -> Vec<Node> {
Dec 18 06:28:42.894 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.894 INFO [stderr] 
Dec 18 06:28:42.894 INFO [stderr] warning: method is never used: `name`
Dec 18 06:28:42.894 INFO [stderr]   --> src/tree.rs:96:5
Dec 18 06:28:42.894 INFO [stderr]    |
Dec 18 06:28:42.894 INFO [stderr] 96 |     pub fn name(&self) -> String {
Dec 18 06:28:42.894 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.894 INFO [stderr] 
Dec 18 06:28:42.895 INFO [stderr] warning: method is never used: `has_child_node`
Dec 18 06:28:42.895 INFO [stderr]    --> src/tree.rs:100:5
Dec 18 06:28:42.895 INFO [stderr]     |
Dec 18 06:28:42.895 INFO [stderr] 100 |     pub fn has_child_node(&self) -> bool {
Dec 18 06:28:42.895 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.895 INFO [stderr] 
Dec 18 06:28:42.895 INFO [stderr] warning: method is never used: `ref_clone`
Dec 18 06:28:42.895 INFO [stderr]    --> src/tree.rs:104:5
Dec 18 06:28:42.895 INFO [stderr]     |
Dec 18 06:28:42.895 INFO [stderr] 104 |     pub fn ref_clone(&self) -> Node {
Dec 18 06:28:42.895 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.895 INFO [stderr] 
Dec 18 06:28:42.895 INFO [stderr] warning: struct is never constructed: `BlindSearchStatus`
Dec 18 06:28:42.895 INFO [stderr]  --> src/blindsearch.rs:3:1
Dec 18 06:28:42.895 INFO [stderr]   |
Dec 18 06:28:42.895 INFO [stderr] 3 | pub struct BlindSearchStatus {
Dec 18 06:28:42.895 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.895 INFO [stderr] 
Dec 18 06:28:42.895 INFO [stderr] warning: method is never used: `new`
Dec 18 06:28:42.895 INFO [stderr]   --> src/blindsearch.rs:11:5
Dec 18 06:28:42.895 INFO [stderr]    |
Dec 18 06:28:42.895 INFO [stderr] 11 |     pub fn new(status: String, result: SearchResult) -> BlindSearchStatus {
Dec 18 06:28:42.895 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.895 INFO [stderr] 
Dec 18 06:28:42.896 INFO [stderr] warning: variant is never constructed: `Found`
Dec 18 06:28:42.896 INFO [stderr]   --> src/blindsearch.rs:18:5
Dec 18 06:28:42.896 INFO [stderr]    |
Dec 18 06:28:42.896 INFO [stderr] 18 |     Found,
Dec 18 06:28:42.896 INFO [stderr]    |     ^^^^^
Dec 18 06:28:42.896 INFO [stderr] 
Dec 18 06:28:42.896 INFO [stderr] warning: variant is never constructed: `NotFound`
Dec 18 06:28:42.896 INFO [stderr]   --> src/blindsearch.rs:19:5
Dec 18 06:28:42.896 INFO [stderr]    |
Dec 18 06:28:42.896 INFO [stderr] 19 |     NotFound,
Dec 18 06:28:42.896 INFO [stderr]    |     ^^^^^^^^
Dec 18 06:28:42.896 INFO [stderr] 
Dec 18 06:28:42.896 INFO [stderr] warning: struct is never constructed: `BlindSearchResult`
Dec 18 06:28:42.896 INFO [stderr]   --> src/blindsearch.rs:23:1
Dec 18 06:28:42.896 INFO [stderr]    |
Dec 18 06:28:42.896 INFO [stderr] 23 | pub struct BlindSearchResult {
Dec 18 06:28:42.896 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.896 INFO [stderr] 
Dec 18 06:28:42.896 INFO [stderr] warning: function is never used: `capture`
Dec 18 06:28:42.896 INFO [stderr]   --> src/core.rs:11:1
Dec 18 06:28:42.896 INFO [stderr]    |
Dec 18 06:28:42.896 INFO [stderr] 11 | fn capture<'a>(s: &'a String) -> regex::Captures<'a> {
Dec 18 06:28:42.896 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.896 INFO [stderr] 
Dec 18 06:28:42.896 INFO [stderr] warning: function is never used: `parse_line`
Dec 18 06:28:42.897 INFO [stderr]   --> src/core.rs:17:1
Dec 18 06:28:42.897 INFO [stderr]    |
Dec 18 06:28:42.897 INFO [stderr] 17 | fn parse_line<'a>(line: &'a String) -> (String, Vec<(bool, String)>) {
Dec 18 06:28:42.897 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.897 INFO [stderr] 
Dec 18 06:28:42.897 INFO [stderr] warning: function is never used: `build_tree`
Dec 18 06:28:42.897 INFO [stderr]   --> src/core.rs:48:1
Dec 18 06:28:42.897 INFO [stderr]    |
Dec 18 06:28:42.897 INFO [stderr] 48 | fn build_tree(line: String, root_node: &Node, goals: &mut Vec<String>) {
Dec 18 06:28:42.897 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.897 INFO [stderr] 
Dec 18 06:28:42.897 INFO [stderr] warning: function is never used: `build_tree_from_input`
Dec 18 06:28:42.897 INFO [stderr]   --> src/core.rs:72:1
Dec 18 06:28:42.897 INFO [stderr]    |
Dec 18 06:28:42.897 INFO [stderr] 72 | pub fn build_tree_from_input(input_path: &str) -> Node {
Dec 18 06:28:42.897 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.897 INFO [stderr] 
Dec 18 06:28:42.897 INFO [stderr] warning: function is never used: `blind_search_bfs`
Dec 18 06:28:42.897 INFO [stderr]  --> src/bfs.rs:6:1
Dec 18 06:28:42.897 INFO [stderr]   |
Dec 18 06:28:42.897 INFO [stderr] 6 | pub fn blind_search_bfs(root_node: &Node, goals: &Vec<String>) -> BlindSearchResult {
Dec 18 06:28:42.897 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.897 INFO [stderr] 
Dec 18 06:28:42.898 INFO [stderr] warning: function is never used: `dig`
Dec 18 06:28:42.898 INFO [stderr]   --> src/bfs.rs:20:1
Dec 18 06:28:42.898 INFO [stderr]    |
Dec 18 06:28:42.898 INFO [stderr] 20 | / fn dig(l1: &mut Vec<Node>,
Dec 18 06:28:42.898 INFO [stderr] 21 | |        l2: &mut Vec<Node>,
Dec 18 06:28:42.898 INFO [stderr] 22 | |        loop_count: u32,
Dec 18 06:28:42.898 INFO [stderr] 23 | |        goals: &Vec<String>)
Dec 18 06:28:42.898 INFO [stderr] ...  |
Dec 18 06:28:42.898 INFO [stderr] 61 | |     }
Dec 18 06:28:42.898 INFO [stderr] 62 | | }
Dec 18 06:28:42.898 INFO [stderr]    | |_^
Dec 18 06:28:42.898 INFO [stderr] 
Dec 18 06:28:42.898 INFO [stderr] warning: function is never used: `blind_search_iddfs`
Dec 18 06:28:42.898 INFO [stderr]   --> src/iddfs.rs:6:1
Dec 18 06:28:42.898 INFO [stderr]    |
Dec 18 06:28:42.904 INFO [stderr] 6  | / pub fn blind_search_iddfs(root_node: &Node,
Dec 18 06:28:42.904 INFO [stderr] 7  | |                           goals: &Vec<String>,
Dec 18 06:28:42.904 INFO [stderr] 8  | |                           cutoff_threshold: u32)
Dec 18 06:28:42.904 INFO [stderr] 9  | |                           -> BlindSearchResult {
Dec 18 06:28:42.904 INFO [stderr] ...  |
Dec 18 06:28:42.904 INFO [stderr] 32 | |     }
Dec 18 06:28:42.904 INFO [stderr] 33 | | }
Dec 18 06:28:42.904 INFO [stderr]    | |_^
Dec 18 06:28:42.904 INFO [stderr] 
Dec 18 06:28:42.904 INFO [stderr] warning: function is never used: `dig`
Dec 18 06:28:42.904 INFO [stderr]    --> src/iddfs.rs:36:1
Dec 18 06:28:42.904 INFO [stderr]     |
Dec 18 06:28:42.904 INFO [stderr] 36  | / fn dig(l1: &mut Vec<Node>,
Dec 18 06:28:42.904 INFO [stderr] 37  | |        l2: &mut Vec<Node>,
Dec 18 06:28:42.904 INFO [stderr] 38  | |        cutoff: u32,
Dec 18 06:28:42.904 INFO [stderr] 39  | |        cutoff_threshold: u32,
Dec 18 06:28:42.904 INFO [stderr] ...   |
Dec 18 06:28:42.904 INFO [stderr] 105 | |     }
Dec 18 06:28:42.904 INFO [stderr] 106 | | }
Dec 18 06:28:42.904 INFO [stderr]     | |_^
Dec 18 06:28:42.904 INFO [stderr] warning: method is never used: `stringify`
Dec 18 06:28:42.904 INFO [stderr]   --> src/tree.rs:43:5
Dec 18 06:28:42.904 INFO [stderr]    |
Dec 18 06:28:42.904 INFO [stderr] 43 |     pub fn stringify(&self) {
Dec 18 06:28:42.904 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.904 INFO [stderr]    |
Dec 18 06:28:42.904 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 06:28:42.904 INFO [stderr] 
Dec 18 06:28:42.904 INFO [stderr] warning: method is never used: `inner_stringify`
Dec 18 06:28:42.904 INFO [stderr]   --> src/tree.rs:48:5
Dec 18 06:28:42.904 INFO [stderr]    |
Dec 18 06:28:42.904 INFO [stderr] 48 |     fn inner_stringify(&self, depth: i32) {
Dec 18 06:28:42.904 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:28:42.904 INFO [stderr] 
Dec 18 06:28:42.904 INFO [stderr] 
Dec 18 06:28:42.993 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 18 06:28:44.315 INFO running `"docker" "inspect" "46f19a4cf3979a511609874d5600c65b29149fb50741596db2d0c5f33ba210d4"`
Dec 18 06:28:44.690 INFO running `"docker" "rm" "-f" "46f19a4cf3979a511609874d5600c65b29149fb50741596db2d0c5f33ba210d4"`
Dec 18 06:28:45.036 INFO [stdout] 46f19a4cf3979a511609874d5600c65b29149fb50741596db2d0c5f33ba210d4