[INFO] cloning repository https://github.com/yohlimem/SimpleTreeGraph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yohlimem/SimpleTreeGraph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyohlimem%2FSimpleTreeGraph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyohlimem%2FSimpleTreeGraph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7fda3aa1192a7d594905cef80fd4983def82cf8
[INFO] testing yohlimem/SimpleTreeGraph against 1.97.0-beta.6 for beta-1.98-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyohlimem%2FSimpleTreeGraph" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yohlimem/SimpleTreeGraph
[INFO] finished tweaking git repo https://github.com/yohlimem/SimpleTreeGraph
[INFO] tweaked toml for git repo https://github.com/yohlimem/SimpleTreeGraph written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yohlimem/SimpleTreeGraph on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yohlimem/SimpleTreeGraph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::HashSet, rc::Rc, vec};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use trees::{Node, NodeTrait, Tree};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Error`
[INFO] [stdout]  --> src/trees.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash` and `self`
[INFO] [stdout]  --> src/trees.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{self, Hash};
[INFO] [stdout]   |                 ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/trees.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point`
[INFO] [stdout]   --> src/trees.rs:92:29
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn add_point(&mut self, point: &Rc<RefCell<Vec2>>) {
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_point`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_node` is never read
[INFO] [stdout]    --> src/trees.rs:319:17
[INFO] [stdout]     |
[INFO] [stdout] 319 |                 current_node = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 322 |                 current_node = self.nodes[current_child_index].as_mut();
[INFO] [stdout]     |                 ------------------------------------------------------- `current_node` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_node` is never read
[INFO] [stdout]    --> src/trees.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 current_node = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 309 |                 current_node = self.nodes[current_child_index].as_mut();
[INFO] [stdout]     |                 ------------------------------------------------------- `current_node` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut tree = Tree::new(vec2(-500.0, -500.0), vec2(500.0, 500.0), points);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]   --> src/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let num = 0.0;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for i in 0..10000 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]   --> src/main.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn update(app: &App, model: &mut Model, update: Update) {
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `update`
[INFO] [stdout]   --> src/main.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn update(app: &App, model: &mut Model, update: Update) {
[INFO] [stdout]    |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ui`
[INFO] [stdout]   --> src/main.rs:79:49
[INFO] [stdout]    |
[INFO] [stdout] 79 |     egui::Window::new("Rum window").show(&ctx, |ui| {
[INFO] [stdout]    |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_ui`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `once` is never read
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Model {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     once: bool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bouncy_points` is never used
[INFO] [stdout]    --> src/main.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn bouncy_points(points: &mut Vec<Rc<RefCell<Vec2>>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MASK` is never used
[INFO] [stdout]   --> src/trees.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Tree {
[INFO] [stdout]    | --------- associated constant in this implementation
[INFO] [stdout] 34 |     const MASK:u8 = 15; // 00001111
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `index_quarter` is never used
[INFO] [stdout]    --> src/trees.rs:340:8
[INFO] [stdout]     |
[INFO] [stdout] 336 | pub trait NodeTrait {
[INFO] [stdout]     |           --------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 340 |     fn index_quarter(index: u8) -> Result<Vec2, std::io::Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `size` and `draw_points` are never used
[INFO] [stdout]    --> src/trees.rs:347:12
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl Tree {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 347 |     pub fn size(&self) -> usize {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |     pub fn draw_points(&self, draw: &Draw) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling nannou-default v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/main.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{cell::RefCell, collections::HashSet, rc::Rc, vec};
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Node`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use trees::{Node, NodeTrait, Tree};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::Error`
[INFO] [stdout]  --> src/trees.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Hash` and `self`
[INFO] [stdout]  --> src/trees.rs:4:17
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::hash::{self, Hash};
[INFO] [stdout]   |                 ^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/trees.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `point`
[INFO] [stdout]   --> src/trees.rs:92:29
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn add_point(&mut self, point: &Rc<RefCell<Vec2>>) {
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_point`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_node` is never read
[INFO] [stdout]    --> src/trees.rs:319:17
[INFO] [stdout]     |
[INFO] [stdout] 319 |                 current_node = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 322 |                 current_node = self.nodes[current_child_index].as_mut();
[INFO] [stdout]     |                 ------------------------------------------------------- `current_node` is overwritten here before the previous value is read
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_node` is never read
[INFO] [stdout]    --> src/trees.rs:303:17
[INFO] [stdout]     |
[INFO] [stdout] 303 |                 current_node = None;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 309 |                 current_node = self.nodes[current_child_index].as_mut();
[INFO] [stdout]     |                 ------------------------------------------------------- `current_node` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut tree = Tree::new(vec2(-500.0, -500.0), vec2(500.0, 500.0), points);
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `num`
[INFO] [stdout]   --> src/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let num = 0.0;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     for i in 0..10000 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app`
[INFO] [stdout]   --> src/main.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn update(app: &App, model: &mut Model, update: Update) {
[INFO] [stdout]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `update`
[INFO] [stdout]   --> src/main.rs:48:41
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn update(app: &App, model: &mut Model, update: Update) {
[INFO] [stdout]    |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ui`
[INFO] [stdout]   --> src/main.rs:79:49
[INFO] [stdout]    |
[INFO] [stdout] 79 |     egui::Window::new("Rum window").show(&ctx, |ui| {
[INFO] [stdout]    |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_ui`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `once` is never read
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Model {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     once: bool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bouncy_points` is never used
[INFO] [stdout]    --> src/main.rs:103:4
[INFO] [stdout]     |
[INFO] [stdout] 103 | fn bouncy_points(points: &mut Vec<Rc<RefCell<Vec2>>>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MASK` is never used
[INFO] [stdout]   --> src/trees.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 33 | impl Tree {
[INFO] [stdout]    | --------- associated constant in this implementation
[INFO] [stdout] 34 |     const MASK:u8 = 15; // 00001111
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `index_quarter` is never used
[INFO] [stdout]    --> src/trees.rs:340:8
[INFO] [stdout]     |
[INFO] [stdout] 336 | pub trait NodeTrait {
[INFO] [stdout]     |           --------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 340 |     fn index_quarter(index: u8) -> Result<Vec2, std::io::Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `size` and `draw_points` are never used
[INFO] [stdout]    --> src/trees.rs:347:12
[INFO] [stdout]     |
[INFO] [stdout] 346 | impl Tree {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] 347 |     pub fn size(&self) -> usize {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 351 |     pub fn draw_points(&self, draw: &Draw) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `collections::HashSet`
[INFO] [stderr]  --> src/main.rs:1:26
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{cell::RefCell, collections::HashSet, rc::Rc, vec};
[INFO] [stderr]   |                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Node`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 | use trees::{Node, NodeTrait, Tree};
[INFO] [stderr]   |             ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Error`
[INFO] [stderr]  --> src/trees.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Hash` and `self`
[INFO] [stderr]  --> src/trees.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::hash::{self, Hash};
[INFO] [stderr]   |                 ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::thread`
[INFO] [stderr]  --> src/trees.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::thread;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `point`
[INFO] [stderr]   --> src/trees.rs:92:29
[INFO] [stderr]    |
[INFO] [stderr] 92 |     fn add_point(&mut self, point: &Rc<RefCell<Vec2>>) {
[INFO] [stderr]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_point`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `current_node` is never read
[INFO] [stderr]    --> src/trees.rs:319:17
[INFO] [stderr]     |
[INFO] [stderr] 319 |                 current_node = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 322 |                 current_node = self.nodes[current_child_index].as_mut();
[INFO] [stderr]     |                 ------------------------------------------------------- `current_node` is overwritten here before the previous value is read
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `current_node` is never read
[INFO] [stderr]    --> src/trees.rs:303:17
[INFO] [stderr]     |
[INFO] [stderr] 303 |                 current_node = None;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stderr] ...
[INFO] [stderr] 309 |                 current_node = self.nodes[current_child_index].as_mut();
[INFO] [stderr]     |                 ------------------------------------------------------- `current_node` is overwritten here before the previous value is read
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut tree = Tree::new(vec2(-500.0, -500.0), vec2(500.0, 500.0), points);
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `num`
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let num = 0.0;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_num`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     for i in 0..10000 {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `app`
[INFO] [stderr]   --> src/main.rs:48:11
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn update(app: &App, model: &mut Model, update: Update) {
[INFO] [stderr]    |           ^^^ help: if this is intentional, prefix it with an underscore: `_app`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `update`
[INFO] [stderr]   --> src/main.rs:48:41
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn update(app: &App, model: &mut Model, update: Update) {
[INFO] [stderr]    |                                         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_update`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ui`
[INFO] [stderr]   --> src/main.rs:79:49
[INFO] [stderr]    |
[INFO] [stderr] 79 |     egui::Window::new("Rum window").show(&ctx, |ui| {
[INFO] [stderr]    |                                                 ^^ help: if this is intentional, prefix it with an underscore: `_ui`
[INFO] [stderr] 
[INFO] [stderr] warning: field `once` is never read
[INFO] [stderr]   --> src/main.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Model {
[INFO] [stderr]    |        ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     once: bool,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `bouncy_points` is never used
[INFO] [stderr]    --> src/main.rs:103:4
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn bouncy_points(points: &mut Vec<Rc<RefCell<Vec2>>>) {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant `MASK` is never used
[INFO] [stderr]   --> src/trees.rs:34:11
[INFO] [stderr]    |
[INFO] [stderr] 33 | impl Tree {
[INFO] [stderr]    | --------- associated constant in this implementation
[INFO] [stderr] 34 |     const MASK:u8 = 15; // 00001111
[INFO] [stderr]    |           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `index_quarter` is never used
[INFO] [stderr]    --> src/trees.rs:340:8
[INFO] [stderr]     |
[INFO] [stderr] 336 | pub trait NodeTrait {
[INFO] [stderr]     |           --------- associated function in this trait
[INFO] [stderr] ...
[INFO] [stderr] 340 |     fn index_quarter(index: u8) -> Result<Vec2, std::io::Error>;
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `size` and `draw_points` are never used
[INFO] [stderr]    --> src/trees.rs:347:12
[INFO] [stderr]     |
[INFO] [stderr] 346 | impl Tree {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] 347 |     pub fn size(&self) -> usize {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 351 |     pub fn draw_points(&self, draw: &Draw) {
[INFO] [stderr]     |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nannou-default` (bin "nannou-default" test) generated 19 warnings (run `cargo fix --bin "nannou-default" -p nannou-default --tests` to apply 12 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: noise v0.7.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nannou_default-8ae85dcc0724dc60)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3", kill_on_drop: false }`
[INFO] [stdout] 25ad713f2d50ab6293116194ca0565556e35979451c104e661b2cce303addad3
