[INFO] cloning repository https://github.com/taishi-sama/task5
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taishi-sama/task5" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaishi-sama%2Ftask5", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaishi-sama%2Ftask5'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64b95385738028eef654155f95a5d776f1afbb56
[INFO] checking taishi-sama/task5 against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaishi-sama%2Ftask5" "/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/taishi-sama/task5
[INFO] finished tweaking git repo https://github.com/taishi-sama/task5
[INFO] tweaked toml for git repo https://github.com/taishi-sama/task5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/taishi-sama/task5 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/taishi-sama/task5 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" "+1.95.0" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "688cad9dc6b95dceb77899ebc74a8d2698843da18dfa6d0b536ab645b382ec19", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Receiver`, `RwLock`, `Sender`, `channel`, `collections::HashMap`, `default`, `fmt::format`, `path::PathBuf`, `thread::sleep`, and `time::Duration`
[INFO] [stdout]   --> src/main.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout]  2 |     collections::HashMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  3 |     default,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]  4 |     fmt::format,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  5 |     path::PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]  6 |     sync::{
[INFO] [stdout]  7 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout]  8 |         Arc, Mutex, RwLock,
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]  9 |     },
[INFO] [stdout] 10 |     thread::sleep,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     time::Duration,
[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 imports: `Layout` and `Stroke`
[INFO] [stdout]   --> src/main.rs:16:63
[INFO] [stdout]    |
[INFO] [stdout] 16 |     epaint::TextShape, Color32, ComboBox, FontFamily, FontId, Layout, Rect, RichText, Rounding,
[INFO] [stdout]    |                                                               ^^^^^^
[INFO] [stdout] 17 |     ScrollArea, Shape, Stroke, Vec2,
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]   --> src/main.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | use fact::{Fact, Rule};
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `visit::EdgeRef`
[INFO] [stdout]   --> src/main.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 | use petgraph::{stable_graph::StableGraph, visit::EdgeRef, Directed};
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `egui_graphs::Graph`
[INFO] [stdout]  --> src/direct_reasoning.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use egui_graphs::Graph;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Directed` and `stable_graph::StableGraph`
[INFO] [stdout]  --> src/direct_reasoning.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use petgraph::{stable_graph::StableGraph, Directed};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/engine.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     sync::{Arc, Mutex, RwLock},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `RwLock`
[INFO] [stdout]  --> src/fact.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 4 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `RwLock`, `Sender`, `channel`, `collections::HashMap`, `default`, `fmt::format`, `path::PathBuf`, `thread::sleep`, and `time::Duration`
[INFO] [stdout]   --> src/main.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout]  2 |     collections::HashMap,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  3 |     default,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]  4 |     fmt::format,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]  5 |     path::PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]  6 |     sync::{
[INFO] [stdout]  7 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout]  8 |         Arc, Mutex, RwLock,
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout]  9 |     },
[INFO] [stdout] 10 |     thread::sleep,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     time::Duration,
[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 imports: `Layout` and `Stroke`
[INFO] [stdout]   --> src/main.rs:16:63
[INFO] [stdout]    |
[INFO] [stdout] 16 |     epaint::TextShape, Color32, ComboBox, FontFamily, FontId, Layout, Rect, RichText, Rounding,
[INFO] [stdout]    |                                                               ^^^^^^
[INFO] [stdout] 17 |     ScrollArea, Shape, Stroke, Vec2,
[INFO] [stdout]    |                        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rule`
[INFO] [stdout]   --> src/main.rs:22:18
[INFO] [stdout]    |
[INFO] [stdout] 22 | use fact::{Fact, Rule};
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `visit::EdgeRef`
[INFO] [stdout]   --> src/main.rs:23:43
[INFO] [stdout]    |
[INFO] [stdout] 23 | use petgraph::{stable_graph::StableGraph, visit::EdgeRef, Directed};
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `egui_graphs::Graph`
[INFO] [stdout]  --> src/direct_reasoning.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use egui_graphs::Graph;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Directed` and `stable_graph::StableGraph`
[INFO] [stdout]  --> src/direct_reasoning.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 | use petgraph::{stable_graph::StableGraph, Directed};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]  --> src/engine.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     sync::{Arc, Mutex, RwLock},
[INFO] [stdout]   |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `RwLock`
[INFO] [stdout]  --> src/fact.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 4 |     sync::{Arc, RwLock},
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/engine.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut possible = vec![planks.clone(), wood.clone(), stick.clone(), pickaxe.clone()];
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/engine.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut coloring_facts = Arc::new(RwLock::new(HashMap::new()));
[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/engine.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let mut coloring_rules = Arc::new(RwLock::new(HashMap::new()));
[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/engine.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut possible = vec![planks.clone(), wood.clone(), stick.clone(), pickaxe.clone()];
[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: variable does not need to be mutable
[INFO] [stdout]    --> src/engine.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut appliedRules: HashSet<Rule> = HashSet::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fact`
[INFO] [stdout]    --> src/engine.rs:229:34
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn try_reverse_output(&self, fact: Fact) -> Option<RuleTree> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_fact`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let mut coloring_facts = Arc::new(RwLock::new(HashMap::new()));
[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/engine.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let mut coloring_rules = Arc::new(RwLock::new(HashMap::new()));
[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/engine.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut appliedRules: HashSet<Rule> = HashSet::new();
[INFO] [stdout]     |             ----^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fact`
[INFO] [stdout]    --> src/engine.rs:229:34
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn try_reverse_output(&self, fact: Fact) -> Option<RuleTree> {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_fact`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 |             NodeInfo::Or(f, v, status) => {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:206:27
[INFO] [stdout]     |
[INFO] [stdout] 206 |             NodeInfo::And(f, r, v, status) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/reverse_reasoning.rs:206:30
[INFO] [stdout]     |
[INFO] [stdout] 206 |             NodeInfo::And(f, r, v, status) => {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:314:34
[INFO] [stdout]     |
[INFO] [stdout] 314 |             NodeInfo::ProvenFact(f) => self.get_applied_rules_rec(&self.root, false),
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/reverse_reasoning.rs:322:32
[INFO] [stdout]     |
[INFO] [stdout] 322 |             NodeInfo::Or(_, r, q) => {
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:327:27
[INFO] [stdout]     |
[INFO] [stdout] 327 |             NodeInfo::And(f, r, n, q) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:340:35
[INFO] [stdout]     |
[INFO] [stdout] 340 |             NodeInfo::FactToProve(f) => {}
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:342:31
[INFO] [stdout]     |
[INFO] [stdout] 342 |             NodeInfo::DeadEnd(f) => {}
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cc`
[INFO] [stdout]   --> src/main.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn new(cc: &eframe::CreationContext<'_>) -> Self {
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_cc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         let mut v: Arc<Mutex<Option<Vec<u8>>>> = self.file.clone();
[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/main.rs:280:28
[INFO] [stdout]     |
[INFO] [stdout] 280 |                     .body(|mut body| {
[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/main.rs:263:21
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let mut table = TableBuilder::new(ui)
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]    --> src/main.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_update` is never read
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct MyEguiApp {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 69 |     file_update: 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: methods `try_direct_output` and `try_reverse_output` are never used
[INFO] [stdout]    --> src/engine.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout]  23 | impl Engine {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 219 |     fn try_direct_output(&self, target_fact: Fact) -> Option<RuleTree> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     fn try_reverse_output(&self, fact: Fact) -> Option<RuleTree> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:180:26
[INFO] [stdout]     |
[INFO] [stdout] 180 |             NodeInfo::Or(f, v, status) => {
[INFO] [stdout]     |                          ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/engine.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |                     for req in t.get(0) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 71 -                     for req in t.get(0) {
[INFO] [stdout] 71 +                     while let Some(req) = t.get(0) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 71 -                     for req in t.get(0) {
[INFO] [stdout] 71 +                     if let Some(req) = t.get(0) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `appliedRules` should have a snake case name
[INFO] [stdout]    --> src/engine.rs:220:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut appliedRules: HashSet<Rule> = HashSet::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `applied_rules`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:206:27
[INFO] [stdout]     |
[INFO] [stdout] 206 |             NodeInfo::And(f, r, v, status) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]    --> src/reverse_reasoning.rs:206:30
[INFO] [stdout]     |
[INFO] [stdout] 206 |             NodeInfo::And(f, r, v, status) => {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:314:34
[INFO] [stdout]     |
[INFO] [stdout] 314 |             NodeInfo::ProvenFact(f) => self.get_applied_rules_rec(&self.root, false),
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `q`
[INFO] [stdout]    --> src/reverse_reasoning.rs:322:32
[INFO] [stdout]     |
[INFO] [stdout] 322 |             NodeInfo::Or(_, r, q) => {
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_q`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:327:27
[INFO] [stdout]     |
[INFO] [stdout] 327 |             NodeInfo::And(f, r, n, q) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:340:35
[INFO] [stdout]     |
[INFO] [stdout] 340 |             NodeInfo::FactToProve(f) => {}
[INFO] [stdout]     |                                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/reverse_reasoning.rs:342:31
[INFO] [stdout]     |
[INFO] [stdout] 342 |             NodeInfo::DeadEnd(f) => {}
[INFO] [stdout]     |                               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cc`
[INFO] [stdout]   --> src/main.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn new(cc: &eframe::CreationContext<'_>) -> Self {
[INFO] [stdout]    |            ^^ help: if this is intentional, prefix it with an underscore: `_cc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:171:29
[INFO] [stdout]     |
[INFO] [stdout] 171 |                         let mut v: Arc<Mutex<Option<Vec<u8>>>> = self.file.clone();
[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/main.rs:280:28
[INFO] [stdout]     |
[INFO] [stdout] 280 |                     .body(|mut body| {
[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/main.rs:263:21
[INFO] [stdout]     |
[INFO] [stdout] 263 |                 let mut table = TableBuilder::new(ui)
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `frame`
[INFO] [stdout]    --> src/main.rs:151:47
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `file_update` is never read
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 60 | struct MyEguiApp {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 69 |     file_update: 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: methods `try_direct_output` and `try_reverse_output` are never used
[INFO] [stdout]    --> src/engine.rs:219:8
[INFO] [stdout]     |
[INFO] [stdout]  23 | impl Engine {
[INFO] [stdout]     | ----------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 219 |     fn try_direct_output(&self, target_fact: Fact) -> Option<RuleTree> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 229 |     fn try_reverse_output(&self, fact: Fact) -> Option<RuleTree> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]   --> src/engine.rs:71:32
[INFO] [stdout]    |
[INFO] [stdout] 71 |                     for req in t.get(0) {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]    |
[INFO] [stdout] 71 -                     for req in t.get(0) {
[INFO] [stdout] 71 +                     while let Some(req) = t.get(0) {
[INFO] [stdout]    |
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]    |
[INFO] [stdout] 71 -                     for req in t.get(0) {
[INFO] [stdout] 71 +                     if let Some(req) = t.get(0) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `appliedRules` should have a snake case name
[INFO] [stdout]    --> src/engine.rs:220:17
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let mut appliedRules: HashSet<Rule> = HashSet::new();
[INFO] [stdout]     |                 ^^^^^^^^^^^^ help: convert the identifier to snake case: `applied_rules`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "4704e0e044b9a04b8dcd82f6d8ffe578f32c03727175160b468d6eec372d868d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4704e0e044b9a04b8dcd82f6d8ffe578f32c03727175160b468d6eec372d868d", kill_on_drop: false }`
[INFO] [stdout] 4704e0e044b9a04b8dcd82f6d8ffe578f32c03727175160b468d6eec372d868d
