[INFO] cloning repository https://github.com/ari-feiglin/lambda-dude
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ari-feiglin/lambda-dude" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fari-feiglin%2Flambda-dude", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fari-feiglin%2Flambda-dude'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0b9e493aebd508bb573a30455c222500b83fd35
[INFO] checking ari-feiglin/lambda-dude against master#ff647322379c48947c196639599067665ff9eb88 for pr-151539-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fari-feiglin%2Flambda-dude" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ari-feiglin/lambda-dude
[INFO] finished tweaking git repo https://github.com/ari-feiglin/lambda-dude
[INFO] tweaked toml for git repo https://github.com/ari-feiglin/lambda-dude written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ari-feiglin/lambda-dude on toolchain ff647322379c48947c196639599067665ff9eb88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ari-feiglin/lambda-dude 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" "+ff647322379c48947c196639599067665ff9eb88" "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-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bc5694ef2e425eacc5991f30c28603dbd479d6801d5084447edf7f5efdef3c85
[INFO] running `Command { std: "docker" "start" "bc5694ef2e425eacc5991f30c28603dbd479d6801d5084447edf7f5efdef3c85", 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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bc5694ef2e425eacc5991f30c28603dbd479d6801d5084447edf7f5efdef3c85" "/opt/rustwide/cargo-home/bin/cargo" "+ff647322379c48947c196639599067665ff9eb88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/parser.rs:118:20
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 if (*n == -100) { break; }
[INFO] [stdout]     |                    ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -                 if (*n == -100) { break; }
[INFO] [stdout] 118 +                 if *n == -100  { break; }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/parser.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if (i > 0) { i = i - 1; }
[INFO] [stdout]     |                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -                 if (i > 0) { i = i - 1; }
[INFO] [stdout] 136 +                 if i > 0  { i = i - 1; }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/gui.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashSet;
[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: `crate::latex::compile_latex`
[INFO] [stdout]  --> src/gui.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::latex::compile_latex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]  --> src/gui.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parser::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/gui.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/gui.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]  --> src/levels/level1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]  --> src/levels/level2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/levels.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/levels.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::levels::level1::*`
[INFO] [stdout]   --> src/levels.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::levels::level1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Term` and `sub_in_term`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::terms::{Term, sub_in_term};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::parser::parser;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/parser.rs:118:20
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 if (*n == -100) { break; }
[INFO] [stdout]     |                    ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -                 if (*n == -100) { break; }
[INFO] [stdout] 118 +                 if *n == -100  { break; }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/parser.rs:136:20
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 if (i > 0) { i = i - 1; }
[INFO] [stdout]     |                    ^     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 136 -                 if (i > 0) { i = i - 1; }
[INFO] [stdout] 136 +                 if i > 0  { i = i - 1; }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/gui.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashSet;
[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: `crate::latex::compile_latex`
[INFO] [stdout]  --> src/gui.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::latex::compile_latex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]  --> src/gui.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::parser::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::mpsc`
[INFO] [stdout]  --> src/gui.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::mpsc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread`
[INFO] [stdout]  --> src/gui.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]  --> src/levels/level1.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]  --> src/levels/level2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::parser::parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/levels.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::{HashSet, HashMap};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/levels.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::levels::level1::*`
[INFO] [stdout]   --> src/levels.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::levels::level1::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Term` and `sub_in_term`
[INFO] [stdout]  --> src/main.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::terms::{Term, sub_in_term};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parser`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::parser::parser;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui.rs:35:43
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 stroke: egui::Stroke::new(2.0, egui::Color32::GOLD),
[INFO] [stdout]    |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `eframe::egui::Frame::none`: Use `Frame::NONE` or `Frame::new()` instead.
[INFO] [stdout]   --> src/levels.rs:75:37
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let hd_frame = egui::Frame::none().fill(egui::Color32::from_rgb(230,230,230)).paint(hd_rect);
[INFO] [stdout]    |                                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `eframe::egui::Ui::allocate_ui_at_rect`: Use `allocate_new_ui` instead
[INFO] [stdout]   --> src/levels.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |         ui.allocate_ui_at_rect(hd_rect, |ui| {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `eframe::egui::Frame::none`: Use `Frame::NONE` or `Frame::new()` instead.
[INFO] [stdout]    --> src/levels.rs:103:38
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let dlg_frame = egui::Frame::none().fill(egui::Color32::from_rgb(230,230,230)).paint(dlg_rect);
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/gui.rs:35:43
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 stroke: egui::Stroke::new(2.0, egui::Color32::GOLD),
[INFO] [stdout]    |                                           ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/terms.rs:142:24
[INFO] [stdout]     |
[INFO] [stdout] 142 |             Term::Sort(s) => {}
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o`
[INFO] [stdout]    --> src/terms.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |             Term::OpApp(o, t1,t2) => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `eframe::egui::Frame::none`: Use `Frame::NONE` or `Frame::new()` instead.
[INFO] [stdout]   --> src/levels.rs:75:37
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let hd_frame = egui::Frame::none().fill(egui::Color32::from_rgb(230,230,230)).paint(hd_rect);
[INFO] [stdout]    |                                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `eframe::egui::Ui::allocate_ui_at_rect`: Use `allocate_new_ui` instead
[INFO] [stdout]   --> src/levels.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |         ui.allocate_ui_at_rect(hd_rect, |ui| {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `eframe::egui::Frame::none`: Use `Frame::NONE` or `Frame::new()` instead.
[INFO] [stdout]    --> src/levels.rs:103:38
[INFO] [stdout]     |
[INFO] [stdout] 103 |         let dlg_frame = egui::Frame::none().fill(egui::Color32::from_rgb(230,230,230)).paint(dlg_rect);
[INFO] [stdout]     |                                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/parser.rs:117:22
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let (t,n) = curr;
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/terms.rs:142:24
[INFO] [stdout]     |
[INFO] [stdout] 142 |             Term::Sort(s) => {}
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_s`
[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/latex.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let mut preamble = File::open("./latex/preamble.tex")?;
[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: `o`
[INFO] [stdout]    --> src/terms.rs:148:25
[INFO] [stdout]     |
[INFO] [stdout] 148 |             Term::OpApp(o, t1,t2) => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_o`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/levels/levelrsrcs.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             if let Ok(res) = compile_latex(&parsed.pi_to_arrow().to_latex(op_latex), &String::from("uin")) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resources`
[INFO] [stdout]   --> src/levels/level1.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn check_stage7(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resources`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uin`
[INFO] [stdout]   --> src/levels/level2.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn check_stage4(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                ^^^ help: if this is intentional, prefix it with an underscore: `_uin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resources`
[INFO] [stdout]   --> src/levels/level2.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn check_stage4(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resources`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uin`
[INFO] [stdout]   --> src/levels/level2.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn check_stage6(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                ^^^ help: if this is intentional, prefix it with an underscore: `_uin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resources`
[INFO] [stdout]   --> src/levels/level2.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn check_stage6(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resources`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `syntactic_eq` is never used
[INFO] [stdout]   --> src/terms.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Term {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 16 |     pub fn syntactic_eq(&self, other: &Self) -> 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: variant `Text` is never constructed
[INFO] [stdout]   --> src/levels.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum LevelElement {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 28 |     Image(String),
[INFO] [stdout] 29 |     Text(egui::RichText),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LevelElement` 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: constant `WRONG` is never used
[INFO] [stdout]  --> src/levels/level1.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const WRONG: &str = "That's not quite right";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Level1` is never constructed
[INFO] [stdout]  --> src/levels/level1.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Level1 {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `check_stage3`, `check_stage7`, `check_stage13`, and `check_stage18` are never used
[INFO] [stdout]   --> src/levels/level1.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Level1 {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn check_stage3(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn check_stage7(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     fn check_stage13(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn check_stage18(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/parser.rs:117:22
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 let (t,n) = curr;
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     eframe::run_native(
[INFO] [stdout] 22 | |         "Lambda Dude",
[INFO] [stdout] 23 | |         options,
[INFO] [stdout] 24 | |         Box::new(|cc| {
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |         }),
[INFO] [stdout] 30 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = eframe::run_native(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!(file, "{}\n", line?);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 |             let _ = write!(file, "{}\n", line?);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         write!(file, "\\bmakepage%\n${}$%\n\\emakepage\\bye", latex);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = write!(file, "\\bmakepage%\n${}$%\n\\emakepage\\bye", latex);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/latex.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let mut preamble = File::open("./latex/preamble.tex")?;
[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 `Result` that must be used
[INFO] [stdout]   --> src/levels/levelrsrcs.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 sndr.send(());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let _ = sndr.send(());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/levels/level1.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/levels/level2.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let _ = resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/levels/levelrsrcs.rs:23:23
[INFO] [stdout]    |
[INFO] [stdout] 23 |             if let Ok(res) = compile_latex(&parsed.pi_to_arrow().to_latex(op_latex), &String::from("uin")) {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resources`
[INFO] [stdout]   --> src/levels/level1.rs:46:46
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn check_stage7(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resources`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uin`
[INFO] [stdout]   --> src/levels/level2.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn check_stage4(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                ^^^ help: if this is intentional, prefix it with an underscore: `_uin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resources`
[INFO] [stdout]   --> src/levels/level2.rs:33:46
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn check_stage4(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resources`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uin`
[INFO] [stdout]   --> src/levels/level2.rs:49:32
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn check_stage6(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                ^^^ help: if this is intentional, prefix it with an underscore: `_uin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resources`
[INFO] [stdout]   --> src/levels/level2.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn check_stage6(&mut self, uin: &String, resources: &LevelResources, data: &LevelData) {
[INFO] [stdout]    |                                              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_resources`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `syntactic_eq` is never used
[INFO] [stdout]   --> src/terms.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl Term {
[INFO] [stdout]    | --------- method in this implementation
[INFO] [stdout] 16 |     pub fn syntactic_eq(&self, other: &Self) -> 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: variant `Text` is never constructed
[INFO] [stdout]   --> src/levels.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub enum LevelElement {
[INFO] [stdout]    |          ------------ variant in this enum
[INFO] [stdout] 28 |     Image(String),
[INFO] [stdout] 29 |     Text(egui::RichText),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LevelElement` 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: constant `WRONG` is never used
[INFO] [stdout]  --> src/levels/level1.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const WRONG: &str = "That's not quite right";
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Level1` is never constructed
[INFO] [stdout]  --> src/levels/level1.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Level1 {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `check_stage3`, `check_stage7`, `check_stage13`, and `check_stage18` are never used
[INFO] [stdout]   --> src/levels/level1.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Level1 {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn check_stage3(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn check_stage7(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 80 |     fn check_stage13(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 94 |     fn check_stage18(&mut self, uin: &String, resources: &LevelResources) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     eframe::run_native(
[INFO] [stdout] 22 | |         "Lambda Dude",
[INFO] [stdout] 23 | |         options,
[INFO] [stdout] 24 | |         Box::new(|cc| {
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |         }),
[INFO] [stdout] 30 | |     );
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let _ = eframe::run_native(
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             write!(file, "{}\n", line?);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 12 |             let _ = write!(file, "{}\n", line?);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/latex.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         write!(file, "\\bmakepage%\n${}$%\n\\emakepage\\bye", latex);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 14 |         let _ = write!(file, "\\bmakepage%\n${}$%\n\\emakepage\\bye", latex);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/levels/levelrsrcs.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 sndr.send(());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 24 |                 let _ = sndr.send(());
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/levels/level1.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 119 |         let _ = resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/levels/level2.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |         resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 139 |         let _ = resources.ui_sender.send(uin.clone());
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 45s
[INFO] running `Command { std: "docker" "inspect" "bc5694ef2e425eacc5991f30c28603dbd479d6801d5084447edf7f5efdef3c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc5694ef2e425eacc5991f30c28603dbd479d6801d5084447edf7f5efdef3c85", kill_on_drop: false }`
[INFO] [stdout] bc5694ef2e425eacc5991f30c28603dbd479d6801d5084447edf7f5efdef3c85
