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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kylerchin/bast-routing-exercise-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylerchin%2Fbast-routing-exercise-1", kill_on_drop: false }`
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[INFO] building kylerchin/bast-routing-exercise-1 against try#334963c956d25708feab489a3816ae63f639355d for pr-135216-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkylerchin%2Fbast-routing-exercise-1" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kylerchin/bast-routing-exercise-1 on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
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[INFO] finished tweaking git repo https://github.com/kylerchin/bast-routing-exercise-1
[INFO] tweaked toml for git repo https://github.com/kylerchin/bast-routing-exercise-1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kylerchin/bast-routing-exercise-1 already has a lockfile, it will not be regenerated
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[INFO] [stderr]    Compiling osmpbfreader v0.16.1
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[INFO] [stderr]    Compiling osmpbf v0.3.4
[INFO] [stderr]    Compiling kylers-bast-routing-homework v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `osmpbf::elements::Way`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use osmpbf::elements::Way;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `osmpbf::elements::WayNodeLocation`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use osmpbf::elements::WayNodeLocation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ElementReader` and `Element`
[INFO] [stdout]  --> src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use osmpbf::{Element, ElementReader};
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/road_network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/road_network.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/road_network.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut vec: Vec<i64> = self.nodes.iter().cloned().collect();
[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: unused variable: `mark_node_id`
[INFO] [stdout]    --> src/lib.rs:217:14
[INFO] [stdout]     |
[INFO] [stdout] 217 |         for (mark_node_id, mark_round_number) in self.visited_node_marks.iter() {
[INFO] [stdout]     |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mark_node_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_id`
[INFO] [stdout]    --> src/lib.rs:208:55
[INFO] [stdout]     |
[INFO] [stdout] 208 | ...   if self.visited_node_marks.iter().filter(|(node_id, round)| **round == self.number_of_completed_rounds).count() > (self.graph.nodes...
[INFO] [stdout]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distance`
[INFO] [stdout]    --> src/lib.rs:343:41
[INFO] [stdout]     |
[INFO] [stdout] 343 |                 BastPriorityValue::Some(distance) => {
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `way_counter`
[INFO] [stdout]    --> src/lib.rs:372:17
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut way_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_way_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_counter`
[INFO] [stdout]    --> src/lib.rs:373:17
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut node_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dense_node_counter`
[INFO] [stdout]    --> src/lib.rs:374:17
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let mut dense_node_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dense_node_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut way_counter: u32 = 0;
[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/lib.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut node_counter: u32 = 0;
[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/lib.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let mut dense_node_counter: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DijkstrasAlgorithm` is never constructed
[INFO] [stdout]   --> src/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct DijkstrasAlgorithm {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `precompute_landmark_distances` is never used
[INFO] [stdout]   --> src/lib.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn precompute_landmark_distances(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_landmark_db_into_heuristic` is never used
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn transform_landmark_db_into_heuristic(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShortestPath` is never constructed
[INFO] [stdout]   --> src/lib.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct ShortestPath {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Infinity` and `Some` are never constructed
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | enum BastPriorityValue {
[INFO] [stdout]    |      ----------------- variants in this enum
[INFO] [stdout] 94 |     Infinity,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 95 |     Some(u32),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BastPriorityValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reduce_to_largest_connected_component`, `find_largest_connected_component`, `compute_shortest_path`, and `change_heuristic` are never used
[INFO] [stdout]    --> src/lib.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl DijkstrasAlgorithm {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 168 |     pub fn reduce_to_largest_connected_component(&mut self) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn find_largest_connected_component(&mut self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn compute_shortest_path(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 363 | fn change_heuristic(self: &mut DijkstrasAlgorithm, new_heuristic: Option<Arc<HashMap<i64, BastPriorityValue>>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `read_from_osm_file` and `new` are never used
[INFO] [stdout]    --> src/lib.rs:369:12
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl RoadNetwork {
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] 369 |     pub fn read_from_osm_file(path: &str) -> Result<RoadNetwork, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 |     pub fn new() -> RoadNetwork {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nodes` and `edges` are never read
[INFO] [stdout]   --> src/road_network.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct RoadNetwork {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub nodes: HashSet<i64>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 11 |     pub edges: HashMap<i64, HashMap<i64, u32>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoadNetwork` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_random_node` is never used
[INFO] [stdout]   --> src/road_network.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl RoadNetwork {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 15 |     
[INFO] [stdout] 16 | pub fn get_random_node(self: &RoadNetwork) -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplifiedWay` is never constructed
[INFO] [stdout]   --> src/road_network.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct SimplifiedWay {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `speed_from_way_kmh` is never used
[INFO] [stdout]   --> src/road_network.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn speed_from_way_kmh(way: &osmpbfreader::objects::Way) -> Option<u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.52s
[INFO] running `Command { std: "docker" "inspect" "c0e28cb2d84a912433c2e777a0321a2238c234a8d92b8fae8b75094bef571152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e28cb2d84a912433c2e777a0321a2238c234a8d92b8fae8b75094bef571152", kill_on_drop: false }`
[INFO] [stdout] c0e28cb2d84a912433c2e777a0321a2238c234a8d92b8fae8b75094bef571152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd3ccdcc7e3cc8fc8045c109882e56057db1d4f716e118ce0eb3d4f249b080f4
[INFO] running `Command { std: "docker" "start" "-a" "fd3ccdcc7e3cc8fc8045c109882e56057db1d4f716e118ce0eb3d4f249b080f4", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `osmpbf::elements::Way`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use osmpbf::elements::Way;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `osmpbf::elements::WayNodeLocation`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use osmpbf::elements::WayNodeLocation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ElementReader` and `Element`
[INFO] [stdout]  --> src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use osmpbf::{Element, ElementReader};
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Instant`
[INFO] [stdout]   --> src/lib.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::time::Instant;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/road_network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/road_network.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/road_network.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut vec: Vec<i64> = self.nodes.iter().cloned().collect();
[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: unused variable: `mark_node_id`
[INFO] [stdout]    --> src/lib.rs:217:14
[INFO] [stdout]     |
[INFO] [stdout] 217 |         for (mark_node_id, mark_round_number) in self.visited_node_marks.iter() {
[INFO] [stdout]     |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mark_node_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_id`
[INFO] [stdout]    --> src/lib.rs:208:55
[INFO] [stdout]     |
[INFO] [stdout] 208 | ...   if self.visited_node_marks.iter().filter(|(node_id, round)| **round == self.number_of_completed_rounds).count() > (self.graph.nodes...
[INFO] [stdout]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distance`
[INFO] [stdout]    --> src/lib.rs:343:41
[INFO] [stdout]     |
[INFO] [stdout] 343 |                 BastPriorityValue::Some(distance) => {
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `way_counter`
[INFO] [stdout]    --> src/lib.rs:372:17
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut way_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_way_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_counter`
[INFO] [stdout]    --> src/lib.rs:373:17
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut node_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dense_node_counter`
[INFO] [stdout]    --> src/lib.rs:374:17
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let mut dense_node_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dense_node_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut way_counter: u32 = 0;
[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/lib.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut node_counter: u32 = 0;
[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/lib.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let mut dense_node_counter: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DijkstrasAlgorithm` is never constructed
[INFO] [stdout]   --> src/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct DijkstrasAlgorithm {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `precompute_landmark_distances` is never used
[INFO] [stdout]   --> src/lib.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn precompute_landmark_distances(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_landmark_db_into_heuristic` is never used
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn transform_landmark_db_into_heuristic(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShortestPath` is never constructed
[INFO] [stdout]   --> src/lib.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct ShortestPath {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Infinity` and `Some` are never constructed
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 93 | enum BastPriorityValue {
[INFO] [stdout]    |      ----------------- variants in this enum
[INFO] [stdout] 94 |     Infinity,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 95 |     Some(u32),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BastPriorityValue` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `reduce_to_largest_connected_component`, `find_largest_connected_component`, `compute_shortest_path`, and `change_heuristic` are never used
[INFO] [stdout]    --> src/lib.rs:168:12
[INFO] [stdout]     |
[INFO] [stdout] 163 | impl DijkstrasAlgorithm {
[INFO] [stdout]     | ----------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 168 |     pub fn reduce_to_largest_connected_component(&mut self) -> () {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 187 |     pub fn find_largest_connected_component(&mut self) -> usize {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     pub fn compute_shortest_path(
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 363 | fn change_heuristic(self: &mut DijkstrasAlgorithm, new_heuristic: Option<Arc<HashMap<i64, BastPriorityValue>>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `read_from_osm_file` and `new` are never used
[INFO] [stdout]    --> src/lib.rs:369:12
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl RoadNetwork {
[INFO] [stdout]     | ---------------- associated functions in this implementation
[INFO] [stdout] 369 |     pub fn read_from_osm_file(path: &str) -> Result<RoadNetwork, Box<dyn Error>> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 502 |     pub fn new() -> RoadNetwork {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `nodes` and `edges` are never read
[INFO] [stdout]   --> src/road_network.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct RoadNetwork {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub nodes: HashSet<i64>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 11 |     pub edges: HashMap<i64, HashMap<i64, u32>>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RoadNetwork` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_random_node` is never used
[INFO] [stdout]   --> src/road_network.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl RoadNetwork {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] 15 |     
[INFO] [stdout] 16 | pub fn get_random_node(self: &RoadNetwork) -> i64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SimplifiedWay` is never constructed
[INFO] [stdout]   --> src/road_network.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct SimplifiedWay {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `speed_from_way_kmh` is never used
[INFO] [stdout]   --> src/road_network.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn speed_from_way_kmh(way: &osmpbfreader::objects::Way) -> Option<u32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kylers-bast-routing-homework v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::num`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::num;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `osmpbf::elements::Way`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use osmpbf::elements::Way;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `osmpbf::elements::WayNodeLocation`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use osmpbf::elements::WayNodeLocation;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ElementReader` and `Element`
[INFO] [stdout]  --> src/lib.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | use osmpbf::{Element, ElementReader};
[INFO] [stdout]   |              ^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]   --> src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use rand::Rng;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/road_network.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/road_network.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/road_network.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut vec: Vec<i64> = self.nodes.iter().cloned().collect();
[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: unused variable: `mark_node_id`
[INFO] [stdout]    --> src/lib.rs:217:14
[INFO] [stdout]     |
[INFO] [stdout] 217 |         for (mark_node_id, mark_round_number) in self.visited_node_marks.iter() {
[INFO] [stdout]     |              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mark_node_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_id`
[INFO] [stdout]    --> src/lib.rs:208:55
[INFO] [stdout]     |
[INFO] [stdout] 208 | ...   if self.visited_node_marks.iter().filter(|(node_id, round)| **round == self.number_of_completed_rounds).count() > (self.graph.nodes...
[INFO] [stdout]     |                                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `distance`
[INFO] [stdout]    --> src/lib.rs:343:41
[INFO] [stdout]     |
[INFO] [stdout] 343 |                 BastPriorityValue::Some(distance) => {
[INFO] [stdout]     |                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `way_counter`
[INFO] [stdout]    --> src/lib.rs:372:17
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut way_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_way_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node_counter`
[INFO] [stdout]    --> src/lib.rs:373:17
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut node_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dense_node_counter`
[INFO] [stdout]    --> src/lib.rs:374:17
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let mut dense_node_counter: u32 = 0;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dense_node_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:372:13
[INFO] [stdout]     |
[INFO] [stdout] 372 |         let mut way_counter: u32 = 0;
[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/lib.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let mut node_counter: u32 = 0;
[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/lib.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let mut dense_node_counter: u32 = 0;
[INFO] [stdout]     |             ----^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `largest_connected_component`
[INFO] [stdout]    --> src/lib.rs:559:13
[INFO] [stdout]     |
[INFO] [stdout] 559 |         let largest_connected_component = routing.find_largest_connected_component();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_largest_connected_component`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reduce_to_largest_connected_component`
[INFO] [stdout]    --> src/lib.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |         let reduce_to_largest_connected_component = routing.reduce_to_largest_connected_component();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_reduce_to_largest_connected_component`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ShortestPath` is never constructed
[INFO] [stdout]   --> src/lib.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 | struct ShortestPath {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/road_network.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct SimplifiedWay {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 27 |     pub id: i64,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "fd3ccdcc7e3cc8fc8045c109882e56057db1d4f716e118ce0eb3d4f249b080f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd3ccdcc7e3cc8fc8045c109882e56057db1d4f716e118ce0eb3d4f249b080f4", kill_on_drop: false }`
[INFO] [stdout] fd3ccdcc7e3cc8fc8045c109882e56057db1d4f716e118ce0eb3d4f249b080f4
