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[INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded getrandom v0.1.14 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded libc v0.2.67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] affc227822b732d772166c9b6126f3d5572b723fc4f3d97a2ecea61a3cb0e69d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "affc227822b732d772166c9b6126f3d5572b723fc4f3d97a2ecea61a3cb0e69d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "affc227822b732d772166c9b6126f3d5572b723fc4f3d97a2ecea61a3cb0e69d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "affc227822b732d772166c9b6126f3d5572b723fc4f3d97a2ecea61a3cb0e69d", kill_on_drop: false }` [INFO] [stdout] affc227822b732d772166c9b6126f3d5572b723fc4f3d97a2ecea61a3cb0e69d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a13b89c91d34672197edddf2d883960451b8dc9f66f9044f55a49b1d4bd943ae [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a13b89c91d34672197edddf2d883960451b8dc9f66f9044f55a49b1d4bd943ae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rust_algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:32:64 [INFO] [stdout] | [INFO] [stdout] 32 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Leaf`, `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:130:58 [INFO] [stdout] | [INFO] [stdout] 130 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Leaf`, `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:141:58 [INFO] [stdout] | [INFO] [stdout] 141 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:41:57 [INFO] [stdout] | [INFO] [stdout] 41 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:170:47 [INFO] [stdout] | [INFO] [stdout] 170 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Black` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:202:47 [INFO] [stdout] | [INFO] [stdout] 202 | use crate::algorithms::llrb_tree::Color::{Black, Red}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:203:47 [INFO] [stdout] | [INFO] [stdout] 203 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Black` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:235:47 [INFO] [stdout] | [INFO] [stdout] 235 | use crate::algorithms::llrb_tree::Color::{Black, Red}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:236:47 [INFO] [stdout] | [INFO] [stdout] 236 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:32:64 [INFO] [stdout] | [INFO] [stdout] 32 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Leaf`, `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:130:58 [INFO] [stdout] | [INFO] [stdout] 130 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Leaf`, `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:141:58 [INFO] [stdout] | [INFO] [stdout] 141 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Leaf`, `Node` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:185:54 [INFO] [stdout] | [INFO] [stdout] 185 | use crate::algorithms::binary_search_tree::BST::{Leaf, Node}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::algorithms::linked_list_stack::LinkedStack` [INFO] [stdout] --> src/algorithms/directed_graph.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 329 | use crate::algorithms::linked_list_stack::LinkedStack; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::algorithms::linked_list_stack::ConsumerIter` [INFO] [stdout] --> src/algorithms/linked_list_stack.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | use crate::algorithms::linked_list_stack::ConsumerIter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:41:57 [INFO] [stdout] | [INFO] [stdout] 41 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:170:47 [INFO] [stdout] | [INFO] [stdout] 170 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Black` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:202:47 [INFO] [stdout] | [INFO] [stdout] 202 | use crate::algorithms::llrb_tree::Color::{Black, Red}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:203:47 [INFO] [stdout] | [INFO] [stdout] 203 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Black` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:235:47 [INFO] [stdout] | [INFO] [stdout] 235 | use crate::algorithms::llrb_tree::Color::{Black, Red}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:236:47 [INFO] [stdout] | [INFO] [stdout] 236 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Leaf`, `Node` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:267:47 [INFO] [stdout] | [INFO] [stdout] 267 | use crate::algorithms::llrb_tree::LLRBT::{Leaf, Node}; [INFO] [stdout] | ^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/algorithms/sorting.rs:313:9 [INFO] [stdout] | [INFO] [stdout] 313 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | val, [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:102:20 [INFO] [stdout] | [INFO] [stdout] 102 | Node { key, val, left, .. } => { [INFO] [stdout] | ^^^ help: try ignoring the field: `key: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | key, val, right, .. [INFO] [stdout] | ^^^ help: try ignoring the field: `key: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/algorithms/directed_graph.rs:167:35 [INFO] [stdout] | [INFO] [stdout] 167 | fn bfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | key, [INFO] [stdout] | ^^^ help: try ignoring the field: `key: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | val, [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | count, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `count: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `color` is assigned to, but never used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:188:23 [INFO] [stdout] | [INFO] [stdout] 188 | if let Node { mut color, .. } = **left { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_color` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `color` is never read [INFO] [stdout] --> src/algorithms/llrb_tree.rs:189:13 [INFO] [stdout] | [INFO] [stdout] 189 | color = Black; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `color` is assigned to, but never used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:192:23 [INFO] [stdout] | [INFO] [stdout] 192 | if let Node { mut color, .. } = **right { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_color` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `color` is never read [INFO] [stdout] --> src/algorithms/llrb_tree.rs:193:13 [INFO] [stdout] | [INFO] [stdout] 193 | color = Black; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | val, [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:137:35 [INFO] [stdout] | [INFO] [stdout] 137 | fn bfs(&mut self, g: &UGraph, v: usize) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `BST` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:6:6 [INFO] [stdout] | [INFO] [stdout] 6 | enum BST { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:21:12 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(key: K, val: V) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_leaf` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn is_leaf(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn put(&mut self, k: K, v: V) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:78:12 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn get(&self, k: K) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `min` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:97:12 [INFO] [stdout] | [INFO] [stdout] 97 | pub fn min(&self) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:112:12 [INFO] [stdout] | [INFO] [stdout] 112 | pub fn max(&self) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `keys` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:129:12 [INFO] [stdout] | [INFO] [stdout] 129 | pub fn keys(&self) -> LinkedQueue<&K> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `values` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn values(&self) -> LinkedQueue<&V> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `inorder_keys` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:152:4 [INFO] [stdout] | [INFO] [stdout] 152 | fn inorder_keys<'a, K, V>(node: &'a BST, q: &RefCell<&mut LinkedQueue<&'a K>>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `inorder_values` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:167:4 [INFO] [stdout] | [INFO] [stdout] 167 | fn inorder_values<'a, K, V>(node: &'a BST, q: &RefCell<&mut LinkedQueue<&'a V>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DGraph` [INFO] [stdout] --> src/algorithms/directed_graph.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct DGraph { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DFSPaths` [INFO] [stdout] --> src/algorithms/directed_graph.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct DFSPaths { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `BFSPaths` [INFO] [stdout] --> src/algorithms/directed_graph.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct BFSPaths { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `TopologicalSort` [INFO] [stdout] --> src/algorithms/directed_graph.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct TopologicalSort { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DirectedCycle` [INFO] [stdout] --> src/algorithms/directed_graph.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | struct DirectedCycle { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `KosarajuSharirSCC` [INFO] [stdout] --> src/algorithms/directed_graph.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct KosarajuSharirSCC { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/directed_graph.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn new(num_vertices: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_edge` [INFO] [stdout] --> src/algorithms/directed_graph.rs:53:12 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn add_edge(&mut self, v: usize, w: usize) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_adj_edges` [INFO] [stdout] --> src/algorithms/directed_graph.rs:57:12 [INFO] [stdout] | [INFO] [stdout] 57 | pub fn get_adj_edges<'a>(&'a self, v: usize) -> &'a LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_adj_edges_mut` [INFO] [stdout] --> src/algorithms/directed_graph.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn get_adj_edges_mut<'a>(&'a mut self, v: usize) -> &'a mut LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse` [INFO] [stdout] --> src/algorithms/directed_graph.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn reverse(&self) -> DGraph { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/directed_graph.rs:86:12 [INFO] [stdout] | [INFO] [stdout] 86 | pub fn new(g: &DGraph, origin: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_path_to` [INFO] [stdout] --> src/algorithms/directed_graph.rs:98:12 [INFO] [stdout] | [INFO] [stdout] 98 | pub fn has_path_to(&self, v: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `path_to` [INFO] [stdout] --> src/algorithms/directed_graph.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn path_to(&self, v: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dfs` [INFO] [stdout] --> src/algorithms/directed_graph.rs:120:8 [INFO] [stdout] | [INFO] [stdout] 120 | fn dfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/directed_graph.rs:133:12 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn new(g: &DGraph, origin: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_path_to` [INFO] [stdout] --> src/algorithms/directed_graph.rs:145:12 [INFO] [stdout] | [INFO] [stdout] 145 | pub fn has_path_to(&self, v: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `path_to` [INFO] [stdout] --> src/algorithms/directed_graph.rs:149:12 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn path_to(&self, v: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bfs` [INFO] [stdout] --> src/algorithms/directed_graph.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | fn bfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/directed_graph.rs:188:12 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn new(g: &DGraph) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse_post` [INFO] [stdout] --> src/algorithms/directed_graph.rs:203:12 [INFO] [stdout] | [INFO] [stdout] 203 | pub fn reverse_post(&self) -> &LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `reverse_post_mut` [INFO] [stdout] --> src/algorithms/directed_graph.rs:207:12 [INFO] [stdout] | [INFO] [stdout] 207 | pub fn reverse_post_mut(&mut self) -> &mut LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dfs` [INFO] [stdout] --> src/algorithms/directed_graph.rs:211:8 [INFO] [stdout] | [INFO] [stdout] 211 | fn dfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/directed_graph.rs:225:12 [INFO] [stdout] | [INFO] [stdout] 225 | pub fn new(g: &DGraph) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_cycle` [INFO] [stdout] --> src/algorithms/directed_graph.rs:244:12 [INFO] [stdout] | [INFO] [stdout] 244 | pub fn has_cycle(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cycle` [INFO] [stdout] --> src/algorithms/directed_graph.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn cycle(&self) -> &LinkedStack { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cycle_mut` [INFO] [stdout] --> src/algorithms/directed_graph.rs:252:12 [INFO] [stdout] | [INFO] [stdout] 252 | pub fn cycle_mut(&mut self) -> &mut LinkedStack { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dfs` [INFO] [stdout] --> src/algorithms/directed_graph.rs:256:8 [INFO] [stdout] | [INFO] [stdout] 256 | fn dfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/directed_graph.rs:285:12 [INFO] [stdout] | [INFO] [stdout] 285 | pub fn new(g: &DGraph) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `id` [INFO] [stdout] --> src/algorithms/directed_graph.rs:304:12 [INFO] [stdout] | [INFO] [stdout] 304 | pub fn id(&self, v: usize) -> Option { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `strongly_connected` [INFO] [stdout] --> src/algorithms/directed_graph.rs:308:12 [INFO] [stdout] | [INFO] [stdout] 308 | pub fn strongly_connected(&self, v: usize, w: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dfs` [INFO] [stdout] --> src/algorithms/directed_graph.rs:312:8 [INFO] [stdout] | [INFO] [stdout] 312 | fn dfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Red` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | Red, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Black` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Black, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `LLRBT` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | enum LLRBT { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn new(key: K, val: V) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_leaf` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn is_leaf(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_red` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn is_red(&self) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `size` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn get(&self, k: K) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:91:12 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn put(&mut self, k: K, v: V) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `min` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:134:12 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn min(&self) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `max` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:149:12 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn max(&self) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `flip_colors` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:165:4 [INFO] [stdout] | [INFO] [stdout] 165 | fn flip_colors<'a, K, V>(node: &'a mut LLRBT) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rotate_left` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:198:4 [INFO] [stdout] | [INFO] [stdout] 198 | fn rotate_left<'a, K, V>(parent: &'a mut LLRBT) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `rotate_right` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:231:4 [INFO] [stdout] | [INFO] [stdout] 231 | fn rotate_right<'a, K, V>(parent: &'a mut LLRBT) [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `HashTable` [INFO] [stdout] --> src/algorithms/separate_chainining_hash_table.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct HashTable { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/separate_chainining_hash_table.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/algorithms/separate_chainining_hash_table.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn get<'a>(&'a self, key: K) -> Option<&'a V> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put` [INFO] [stdout] --> src/algorithms/separate_chainining_hash_table.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn put(&mut self, key: K, new_val: V) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hash` [INFO] [stdout] --> src/algorithms/separate_chainining_hash_table.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | fn hash(&self, key: &K) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `UGraph` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct UGraph { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `DFSPaths` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct DFSPaths { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `BFSPaths` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | struct BFSPaths { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `ConnectedComponents` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | struct ConnectedComponents { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn new(num_vertices: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add_edge` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:41:12 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn add_edge(&mut self, v: usize, w: usize) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_adj_edges` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn get_adj_edges<'a>(&'a self, v: usize) -> &'a LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_adj_edges_mut` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get_adj_edges_mut<'a>(&'a mut self, v: usize) -> &'a mut LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn new(g: &UGraph, origin: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_path_to` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:68:12 [INFO] [stdout] | [INFO] [stdout] 68 | pub fn has_path_to(&self, v: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `path_to` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn path_to(&self, v: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dfs` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 90 | fn dfs(&mut self, g: &UGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:103:12 [INFO] [stdout] | [INFO] [stdout] 103 | pub fn new(g: &UGraph, origin: usize) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `has_path_to` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:115:12 [INFO] [stdout] | [INFO] [stdout] 115 | pub fn has_path_to(&self, v: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `path_to` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:119:12 [INFO] [stdout] | [INFO] [stdout] 119 | pub fn path_to(&self, v: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `bfs` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:137:8 [INFO] [stdout] | [INFO] [stdout] 137 | fn bfs(&mut self, g: &UGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:158:12 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn new(g: &UGraph) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `id` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:175:12 [INFO] [stdout] | [INFO] [stdout] 175 | pub fn id(&self, v: usize) -> Option { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `dfs` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:179:8 [INFO] [stdout] | [INFO] [stdout] 179 | fn dfs(&mut self, g: &UGraph, v: usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:57:17 [INFO] [stdout] | [INFO] [stdout] 57 | val, [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:102:20 [INFO] [stdout] | [INFO] [stdout] 102 | Node { key, val, left, .. } => { [INFO] [stdout] | ^^^ help: try ignoring the field: `key: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/algorithms/binary_search_tree.rs:118:17 [INFO] [stdout] | [INFO] [stdout] 118 | key, val, right, .. [INFO] [stdout] | ^^^ help: try ignoring the field: `key: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/algorithms/directed_graph.rs:167:35 [INFO] [stdout] | [INFO] [stdout] 167 | fn bfs(&mut self, g: &DGraph, v: usize) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/algorithms/linked_list_queue.rs:166:13 [INFO] [stdout] | [INFO] [stdout] 166 | for i in 0..1000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/algorithms/linked_list_queue.rs:233:13 [INFO] [stdout] | [INFO] [stdout] 233 | for i in 0..25 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:175:9 [INFO] [stdout] | [INFO] [stdout] 175 | key, [INFO] [stdout] | ^^^ help: try ignoring the field: `key: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:176:9 [INFO] [stdout] | [INFO] [stdout] 176 | val, [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `count` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | count, [INFO] [stdout] | ^^^^^ help: try ignoring the field: `count: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `color` is assigned to, but never used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:188:23 [INFO] [stdout] | [INFO] [stdout] 188 | if let Node { mut color, .. } = **left { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_color` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `color` is never read [INFO] [stdout] --> src/algorithms/llrb_tree.rs:189:13 [INFO] [stdout] | [INFO] [stdout] 189 | color = Black; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `color` is assigned to, but never used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:192:23 [INFO] [stdout] | [INFO] [stdout] 192 | if let Node { mut color, .. } = **right { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_color` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `color` is never read [INFO] [stdout] --> src/algorithms/llrb_tree.rs:193:13 [INFO] [stdout] | [INFO] [stdout] 193 | color = Black; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/algorithms/llrb_tree.rs:98:17 [INFO] [stdout] | [INFO] [stdout] 98 | val, [INFO] [stdout] | ^^^ help: try ignoring the field: `val: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:137:35 [INFO] [stdout] | [INFO] [stdout] 137 | fn bfs(&mut self, g: &UGraph, v: usize) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box>` does not permit being left uninitialized [INFO] [stdout] --> src/algorithms/llrb_tree.rs:213:31 [INFO] [stdout] | [INFO] [stdout] 213 | let uninit_node = MaybeUninit::>>::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | replace(&mut color, parent_color.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:223:17 [INFO] [stdout] | [INFO] [stdout] 223 | replace(parent_color, Red); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box>` does not permit being left uninitialized [INFO] [stdout] --> src/algorithms/llrb_tree.rs:246:31 [INFO] [stdout] | [INFO] [stdout] 246 | let uninit_node = MaybeUninit::>>::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:255:17 [INFO] [stdout] | [INFO] [stdout] 255 | replace(&mut color, parent_color.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:256:17 [INFO] [stdout] | [INFO] [stdout] 256 | replace(parent_color, Red); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `CUTOFF` should have a snake case name [INFO] [stdout] --> src/algorithms/sorting.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let CUTOFF = 20; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `cutoff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `CUTOFF` should have a snake case name [INFO] [stdout] --> src/algorithms/sorting.rs:240:9 [INFO] [stdout] | [INFO] [stdout] 240 | let CUTOFF = 20; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `cutoff` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 112 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithms/directed_graph.rs:456:13 [INFO] [stdout] | [INFO] [stdout] 456 | let mut sorting = paths.reverse_post_mut(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/algorithms/directed_graph.rs:496:13 [INFO] [stdout] | [INFO] [stdout] 496 | let mut c = paths.cycle_mut(); [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/algorithms/directed_graph.rs:530:13 [INFO] [stdout] | [INFO] [stdout] 530 | let mut cc = KosarajuSharirSCC::new(&g); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `origin` [INFO] [stdout] --> src/algorithms/directed_graph.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | origin: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_adj_edges_mut` [INFO] [stdout] --> src/algorithms/directed_graph.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn get_adj_edges_mut<'a>(&'a mut self, v: usize) -> &'a mut LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `path_to` [INFO] [stdout] --> src/algorithms/directed_graph.rs:102:12 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn path_to(&self, v: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `path_to` [INFO] [stdout] --> src/algorithms/directed_graph.rs:149:12 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn path_to(&self, v: usize) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `cycle` [INFO] [stdout] --> src/algorithms/directed_graph.rs:248:12 [INFO] [stdout] | [INFO] [stdout] 248 | pub fn cycle(&self) -> &LinkedStack { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `id` [INFO] [stdout] --> src/algorithms/directed_graph.rs:304:12 [INFO] [stdout] | [INFO] [stdout] 304 | pub fn id(&self, v: usize) -> Option { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_adj_edges_mut` [INFO] [stdout] --> src/algorithms/undirected_graph.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn get_adj_edges_mut<'a>(&'a mut self, v: usize) -> &'a mut LinkedStack { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box>` does not permit being left uninitialized [INFO] [stdout] --> src/algorithms/llrb_tree.rs:213:31 [INFO] [stdout] | [INFO] [stdout] 213 | let uninit_node = MaybeUninit::>>::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:222:17 [INFO] [stdout] | [INFO] [stdout] 222 | replace(&mut color, parent_color.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:223:17 [INFO] [stdout] | [INFO] [stdout] 223 | replace(parent_color, Red); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `Box>` does not permit being left uninitialized [INFO] [stdout] --> src/algorithms/llrb_tree.rs:246:31 [INFO] [stdout] | [INFO] [stdout] 246 | let uninit_node = MaybeUninit::>>::uninit().assume_init(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: `Box` must be non-null [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:255:17 [INFO] [stdout] | [INFO] [stdout] 255 | replace(&mut color, parent_color.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/algorithms/llrb_tree.rs:256:17 [INFO] [stdout] | [INFO] [stdout] 256 | replace(parent_color, Red); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `CUTOFF` should have a snake case name [INFO] [stdout] --> src/algorithms/sorting.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let CUTOFF = 20; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `cutoff` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `CUTOFF` should have a snake case name [INFO] [stdout] --> src/algorithms/sorting.rs:240:9 [INFO] [stdout] | [INFO] [stdout] 240 | let CUTOFF = 20; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `cutoff` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::array_stack` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rust_algorithms::algorithms::array_stack; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::connectivity_quick_find` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rust_algorithms::algorithms::connectivity_quick_find; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::connectivity_quick_union` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rust_algorithms::algorithms::connectivity_quick_union; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::connectivity_quick_union_improved` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rust_algorithms::algorithms::connectivity_quick_union_improved; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::linked_list_stack` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rust_algorithms::algorithms::linked_list_stack; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 47 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::array_stack` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rust_algorithms::algorithms::array_stack; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::connectivity_quick_find` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rust_algorithms::algorithms::connectivity_quick_find; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::connectivity_quick_union` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rust_algorithms::algorithms::connectivity_quick_union; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::connectivity_quick_union_improved` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rust_algorithms::algorithms::connectivity_quick_union_improved; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rust_algorithms::algorithms::linked_list_stack` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rust_algorithms::algorithms::linked_list_stack; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.42s [INFO] running `Command { std: "docker" "inspect" "a13b89c91d34672197edddf2d883960451b8dc9f66f9044f55a49b1d4bd943ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a13b89c91d34672197edddf2d883960451b8dc9f66f9044f55a49b1d4bd943ae", kill_on_drop: false }` [INFO] [stdout] a13b89c91d34672197edddf2d883960451b8dc9f66f9044f55a49b1d4bd943ae