[INFO] cloning repository https://github.com/Monksc/camcam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Monksc/camcam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonksc%2Fcamcam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonksc%2Fcamcam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97c6e0501dd9cb6714ae2453e4cc4f7cc7eca841
[INFO] checking Monksc/camcam against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonksc%2Fcamcam" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Monksc/camcam
[INFO] finished tweaking git repo https://github.com/Monksc/camcam
[INFO] tweaked toml for git repo https://github.com/Monksc/camcam written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Monksc/camcam on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Monksc/camcam 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b1d0d148d01d04c887c831da7b52dfdfefd7be15a53faa5761b6179e1a964c0
[INFO] running `Command { std: "docker" "start" "-a" "1b1d0d148d01d04c887c831da7b52dfdfefd7be15a53faa5761b6179e1a964c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b1d0d148d01d04c887c831da7b52dfdfefd7be15a53faa5761b6179e1a964c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1d0d148d01d04c887c831da7b52dfdfefd7be15a53faa5761b6179e1a964c0", kill_on_drop: false }`
[INFO] [stdout] 1b1d0d148d01d04c887c831da7b52dfdfefd7be15a53faa5761b6179e1a964c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4366159f15869faebd9b3808c8fad63d3ff5bd49e90b05a5a52fc071ab97a35c
[INFO] running `Command { std: "docker" "start" "-a" "4366159f15869faebd9b3808c8fad63d3ff5bd49e90b05a5a52fc071ab97a35c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.7
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking queues v1.1.0
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking algorithms v0.1.0 (https://github.com/Monksc/algorithms_rust_lib?rev=c3bc40e#c3bc40e5)
[INFO] [stderr]     Checking algorithms v0.1.0 (https://github.com/Monksc/algorithms_rust_lib?rev=e6b3a52e3aa6b666cae9c08b7fd69f7605356b54#e6b3a52e)
[INFO] [stderr]     Checking range_map v0.1.0 (https://github.com/Monksc/range_map?rev=dd7b6b1c5c0f4bda2d23fd242fe281091cd5cfb6#dd7b6b1c)
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling cc v1.0.82
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling clipper-sys v0.7.2
[INFO] [stderr]     Checking geo-types v0.7.11
[INFO] [stderr]     Checking geo-types v0.4.3
[INFO] [stderr]     Checking ordered-float v3.8.0
[INFO] [stderr]     Checking offset-polygon v0.1.0
[INFO] [stderr]     Checking geo-clipper v0.7.3
[INFO] [stderr]     Checking camcam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/utils/gcode_creator.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[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: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/utils/gcode_creator.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[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: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:920:25
[INFO] [stdout]     |
[INFO] [stdout] 920 |         use geo_types::{Coordinate};
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2753:37
[INFO] [stdout]      |
[INFO] [stdout] 2753 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:919:91
[INFO] [stdout]     |
[INFO] [stdout] 919 |     pub fn points_geo_type(lines: &Vec<Self>, repeat_first_point: bool) -> Vec<geo_types::Coordinate> {
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:924:17
[INFO] [stdout]     |
[INFO] [stdout] 924 |                 Coordinate {
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2762:34
[INFO] [stdout]      |
[INFO] [stdout] 2762 |                 }).collect::<Vec<Coordinate<f64>>>();
[INFO] [stdout]      |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2758:21
[INFO] [stdout]      |
[INFO] [stdout] 2758 |                     Coordinate {
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2754:29
[INFO] [stdout]      |
[INFO] [stdout] 2754 |         let mut input : Vec<Coordinate<f64>> =
[INFO] [stdout]      |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2764:13
[INFO] [stdout]      |
[INFO] [stdout] 2764 |             Coordinate {
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:920:25
[INFO] [stdout]     |
[INFO] [stdout] 920 |         use geo_types::{Coordinate};
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2753:37
[INFO] [stdout]      |
[INFO] [stdout] 2753 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:919:91
[INFO] [stdout]     |
[INFO] [stdout] 919 |     pub fn points_geo_type(lines: &Vec<Self>, repeat_first_point: bool) -> Vec<geo_types::Coordinate> {
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:924:17
[INFO] [stdout]     |
[INFO] [stdout] 924 |                 Coordinate {
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2762:34
[INFO] [stdout]      |
[INFO] [stdout] 2762 |                 }).collect::<Vec<Coordinate<f64>>>();
[INFO] [stdout]      |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2758:21
[INFO] [stdout]      |
[INFO] [stdout] 2758 |                     Coordinate {
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2754:29
[INFO] [stdout]      |
[INFO] [stdout] 2754 |         let mut input : Vec<Coordinate<f64>> =
[INFO] [stdout]      |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2764:13
[INFO] [stdout]      |
[INFO] [stdout] 2764 |             Coordinate {
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/utils/cnc_router.rs:2058:28
[INFO] [stdout]      |
[INFO] [stdout] 2058 |         } else if let Some(y) = y {
[INFO] [stdout]      |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `begining`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:674:13
[INFO] [stdout]     |
[INFO] [stdout] 674 |         let begining = Instant::now();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_begining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `only_cleanup`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |         only_cleanup: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_cleanup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils/gcode_creator.rs:996:9
[INFO] [stdout]     |
[INFO] [stdout] 996 |         mut sign: &mut sign::Sign<J>,
[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: `bounding_rect`
[INFO] [stdout]     --> src/utils/gcode_creator.rs:1003:13
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         let bounding_rect = sign.bounding_rect().clone();
[INFO] [stdout]      |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bounding_rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/utils/cnc_router.rs:2058:28
[INFO] [stdout]      |
[INFO] [stdout] 2058 |         } else if let Some(y) = y {
[INFO] [stdout]      |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `begining`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:674:13
[INFO] [stdout]     |
[INFO] [stdout] 674 |         let begining = Instant::now();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_begining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `only_cleanup`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |         only_cleanup: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_cleanup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils/gcode_creator.rs:996:9
[INFO] [stdout]     |
[INFO] [stdout] 996 |         mut sign: &mut sign::Sign<J>,
[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: `bounding_rect`
[INFO] [stdout]     --> src/utils/gcode_creator.rs:1003:13
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         let bounding_rect = sign.bounding_rect().clone();
[INFO] [stdout]      |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bounding_rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1506:13
[INFO] [stdout]      |
[INFO] [stdout] 1506 |         let mut polygons = Vec::new();
[INFO] [stdout]      |             ----^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overlays`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1504:9
[INFO] [stdout]      |
[INFO] [stdout] 1504 |         overlays: &Vec<Vec<Self>>,
[INFO] [stdout]      |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overlays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1784:21
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                 let area = Point::area(&
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1506:13
[INFO] [stdout]      |
[INFO] [stdout] 1506 |         let mut polygons = Vec::new();
[INFO] [stdout]      |             ----^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overlays`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1504:9
[INFO] [stdout]      |
[INFO] [stdout] 1504 |         overlays: &Vec<Vec<Self>>,
[INFO] [stdout]      |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overlays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2248:17
[INFO] [stdout]      |
[INFO] [stdout] 2248 |             for mut value in &mut values_to_remove_and_insert {
[INFO] [stdout]      |                 ----^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1784:21
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                 let area = Point::area(&
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner_point`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2771:13
[INFO] [stdout]      |
[INFO] [stdout] 2771 |         let inner_point = Self::find_barely_inner_point(
[INFO] [stdout]      |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3385:9
[INFO] [stdout]      |
[INFO] [stdout] 3385 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3549:9
[INFO] [stdout]      |
[INFO] [stdout] 3549 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2248:17
[INFO] [stdout]      |
[INFO] [stdout] 2248 |             for mut value in &mut values_to_remove_and_insert {
[INFO] [stdout]      |                 ----^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner_point`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2771:13
[INFO] [stdout]      |
[INFO] [stdout] 2771 |         let inner_point = Self::find_barely_inner_point(
[INFO] [stdout]      |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 3994 |                     AllIntersections::Rectangle(r) => {
[INFO] [stdout]      |                     ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 3997 |                     AllIntersections::SoftLineSegment(l) => {
[INFO] [stdout]      |                     ------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4000 |                     AllIntersections::LineSegment(l) => {
[INFO] [stdout]      |                     -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4003 |                     AllIntersections::Circle(c) => {
[INFO] [stdout]      |                     --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ collectively making this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3385:9
[INFO] [stdout]      |
[INFO] [stdout] 3385 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3549:9
[INFO] [stdout]      |
[INFO] [stdout] 3549 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4213:9
[INFO] [stdout]      |
[INFO] [stdout] 4213 |         mut can_cut: Box::<impl FnMut(f64, f64) -> bool>,
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 3994 |                     AllIntersections::Rectangle(r) => {
[INFO] [stdout]      |                     ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 3997 |                     AllIntersections::SoftLineSegment(l) => {
[INFO] [stdout]      |                     ------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4000 |                     AllIntersections::LineSegment(l) => {
[INFO] [stdout]      |                     -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4003 |                     AllIntersections::Circle(c) => {
[INFO] [stdout]      |                     --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ collectively making this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4213:9
[INFO] [stdout]      |
[INFO] [stdout] 4213 |         mut can_cut: Box::<impl FnMut(f64, f64) -> bool>,
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PI`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4450:13
[INFO] [stdout]      |
[INFO] [stdout] 4450 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_PI`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PI`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4478:13
[INFO] [stdout]      |
[INFO] [stdout] 4478 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_PI`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:5134:13
[INFO] [stdout]      |
[INFO] [stdout] 5134 |         let mut min = std::cmp::min(expected.len(), actual.len());
[INFO] [stdout]      |             ----^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_tool_table_gcode` is never used
[INFO] [stdout]    --> src/utils/cnc_router.rs:489:8
[INFO] [stdout]     |
[INFO] [stdout] 340 | impl <T: std::io::Write> CNCRouter<T> {
[INFO] [stdout]     | ------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 489 |     fn set_tool_table_gcode(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         state.finish();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 122 |         let _ = state.finish();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:532:9
[INFO] [stdout]     |
[INFO] [stdout] 532 |         self.gcode_write.flush();
[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] 532 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:599:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |         self.gcode_write.flush();
[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] 599 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:610:9
[INFO] [stdout]     |
[INFO] [stdout] 610 |         self.gcode_write.flush();
[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] 610 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `set_tool_table_gcode` is never used
[INFO] [stdout]    --> src/utils/cnc_router.rs:489:8
[INFO] [stdout]     |
[INFO] [stdout] 340 | impl <T: std::io::Write> CNCRouter<T> {
[INFO] [stdout]     | ------------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 489 |     fn set_tool_table_gcode(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         state.finish();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 122 |         let _ = state.finish();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:532:9
[INFO] [stdout]     |
[INFO] [stdout] 532 |         self.gcode_write.flush();
[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] 532 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:599:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |         self.gcode_write.flush();
[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] 599 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:610:9
[INFO] [stdout]     |
[INFO] [stdout] 610 |         self.gcode_write.flush();
[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] 610 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4438:13
[INFO] [stdout]      |
[INFO] [stdout] 4438 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4450:13
[INFO] [stdout]      |
[INFO] [stdout] 4450 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4462:13
[INFO] [stdout]      |
[INFO] [stdout] 4462 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4478:13
[INFO] [stdout]      |
[INFO] [stdout] 4478 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/utils/gcode_creator.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[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: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::lines_and_curves::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utils::lines_and_curves::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LineSegment` and `Rectangle`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use lines_and_curves::{LineSegment, Rectangle};
[INFO] [stdout]   |                        ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::sign::*`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use utils::sign::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Arc`
[INFO] [stdout]  --> src/utils/gcode_creator.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::{Arc, Mutex};
[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: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Coordinate`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::lines_and_curves::*`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utils::lines_and_curves::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `LineSegment` and `Rectangle`
[INFO] [stdout]  --> src/main.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | use lines_and_curves::{LineSegment, Rectangle};
[INFO] [stdout]   |                        ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::sign::*`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use utils::sign::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:920:25
[INFO] [stdout]     |
[INFO] [stdout] 920 |         use geo_types::{Coordinate};
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2753:37
[INFO] [stdout]      |
[INFO] [stdout] 2753 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:919:91
[INFO] [stdout]     |
[INFO] [stdout] 919 |     pub fn points_geo_type(lines: &Vec<Self>, repeat_first_point: bool) -> Vec<geo_types::Coordinate> {
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:924:17
[INFO] [stdout]     |
[INFO] [stdout] 924 |                 Coordinate {
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2762:34
[INFO] [stdout]      |
[INFO] [stdout] 2762 |                 }).collect::<Vec<Coordinate<f64>>>();
[INFO] [stdout]      |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2758:21
[INFO] [stdout]      |
[INFO] [stdout] 2758 |                     Coordinate {
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2754:29
[INFO] [stdout]      |
[INFO] [stdout] 2754 |         let mut input : Vec<Coordinate<f64>> =
[INFO] [stdout]      |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2764:13
[INFO] [stdout]      |
[INFO] [stdout] 2764 |             Coordinate {
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:920:25
[INFO] [stdout]     |
[INFO] [stdout] 920 |         use geo_types::{Coordinate};
[INFO] [stdout]     |                         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1053:37
[INFO] [stdout]      |
[INFO] [stdout] 1053 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1080:37
[INFO] [stdout]      |
[INFO] [stdout] 1080 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2753:37
[INFO] [stdout]      |
[INFO] [stdout] 2753 |         use geo_types::{LineString, Coordinate, Polygon};
[INFO] [stdout]      |                                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:919:91
[INFO] [stdout]     |
[INFO] [stdout] 919 |     pub fn points_geo_type(lines: &Vec<Self>, repeat_first_point: bool) -> Vec<geo_types::Coordinate> {
[INFO] [stdout]     |                                                                                           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]    --> src/utils/lines_and_curves.rs:924:17
[INFO] [stdout]     |
[INFO] [stdout] 924 |                 Coordinate {
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2762:34
[INFO] [stdout]      |
[INFO] [stdout] 2762 |                 }).collect::<Vec<Coordinate<f64>>>();
[INFO] [stdout]      |                                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2758:21
[INFO] [stdout]      |
[INFO] [stdout] 2758 |                     Coordinate {
[INFO] [stdout]      |                     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2754:29
[INFO] [stdout]      |
[INFO] [stdout] 2754 |         let mut input : Vec<Coordinate<f64>> =
[INFO] [stdout]      |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated type alias `geo_types::Coordinate`: Renamed to `geo_types::Coord` (or `geo::Coord`)
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2764:13
[INFO] [stdout]      |
[INFO] [stdout] 2764 |             Coordinate {
[INFO] [stdout]      |             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/utils/cnc_router.rs:2058:28
[INFO] [stdout]      |
[INFO] [stdout] 2058 |         } else if let Some(y) = y {
[INFO] [stdout]      |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `begining`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:674:13
[INFO] [stdout]     |
[INFO] [stdout] 674 |         let begining = Instant::now();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_begining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `only_cleanup`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |         only_cleanup: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_cleanup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils/gcode_creator.rs:996:9
[INFO] [stdout]     |
[INFO] [stdout] 996 |         mut sign: &mut sign::Sign<J>,
[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: `bounding_rect`
[INFO] [stdout]     --> src/utils/gcode_creator.rs:1003:13
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         let bounding_rect = sign.bounding_rect().clone();
[INFO] [stdout]      |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bounding_rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1506:13
[INFO] [stdout]      |
[INFO] [stdout] 1506 |         let mut polygons = Vec::new();
[INFO] [stdout]      |             ----^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overlays`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1504:9
[INFO] [stdout]      |
[INFO] [stdout] 1504 |         overlays: &Vec<Vec<Self>>,
[INFO] [stdout]      |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overlays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1784:21
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                 let area = Point::area(&
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2248:17
[INFO] [stdout]      |
[INFO] [stdout] 2248 |             for mut value in &mut values_to_remove_and_insert {
[INFO] [stdout]      |                 ----^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner_point`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2771:13
[INFO] [stdout]      |
[INFO] [stdout] 2771 |         let inner_point = Self::find_barely_inner_point(
[INFO] [stdout]      |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3385:9
[INFO] [stdout]      |
[INFO] [stdout] 3385 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3549:9
[INFO] [stdout]      |
[INFO] [stdout] 3549 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]     --> src/utils/cnc_router.rs:2058:28
[INFO] [stdout]      |
[INFO] [stdout] 2058 |         } else if let Some(y) = y {
[INFO] [stdout]      |                            ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 3994 |                     AllIntersections::Rectangle(r) => {
[INFO] [stdout]      |                     ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 3997 |                     AllIntersections::SoftLineSegment(l) => {
[INFO] [stdout]      |                     ------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4000 |                     AllIntersections::LineSegment(l) => {
[INFO] [stdout]      |                     -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4003 |                     AllIntersections::Circle(c) => {
[INFO] [stdout]      |                     --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ collectively making this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4213:9
[INFO] [stdout]      |
[INFO] [stdout] 4213 |         mut can_cut: Box::<impl FnMut(f64, f64) -> bool>,
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `begining`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:674:13
[INFO] [stdout]     |
[INFO] [stdout] 674 |         let begining = Instant::now();
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_begining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `only_cleanup`
[INFO] [stdout]    --> src/utils/gcode_creator.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |         only_cleanup: bool,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_only_cleanup`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `braille_offset`
[INFO] [stdout]   --> src/main.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let braille_offset = 0.009;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_braille_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils/gcode_creator.rs:996:9
[INFO] [stdout]     |
[INFO] [stdout] 996 |         mut sign: &mut sign::Sign<J>,
[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: `bounding_rect`
[INFO] [stdout]     --> src/utils/gcode_creator.rs:1003:13
[INFO] [stdout]      |
[INFO] [stdout] 1003 |         let bounding_rect = sign.bounding_rect().clone();
[INFO] [stdout]      |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bounding_rect`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `StringHolder` is never constructed
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct StringHolder(String);
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         state.finish();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 122 |         let _ = state.finish();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:532:9
[INFO] [stdout]     |
[INFO] [stdout] 532 |         self.gcode_write.flush();
[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] 532 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:599:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |         self.gcode_write.flush();
[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] 599 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:610:9
[INFO] [stdout]     |
[INFO] [stdout] 610 |         self.gcode_write.flush();
[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] 610 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `camcam` (bin "camcam") due to 1 previous error; 35 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1506:13
[INFO] [stdout]      |
[INFO] [stdout] 1506 |         let mut polygons = Vec::new();
[INFO] [stdout]      |             ----^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `overlays`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1504:9
[INFO] [stdout]      |
[INFO] [stdout] 1504 |         overlays: &Vec<Vec<Self>>,
[INFO] [stdout]      |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_overlays`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `area`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:1784:21
[INFO] [stdout]      |
[INFO] [stdout] 1784 |                 let area = Point::area(&
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_area`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2248:17
[INFO] [stdout]      |
[INFO] [stdout] 2248 |             for mut value in &mut values_to_remove_and_insert {
[INFO] [stdout]      |                 ----^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner_point`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:2771:13
[INFO] [stdout]      |
[INFO] [stdout] 2771 |         let inner_point = Self::find_barely_inner_point(
[INFO] [stdout]      |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inner_point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3385:9
[INFO] [stdout]      |
[INFO] [stdout] 3385 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_growing`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:3549:9
[INFO] [stdout]      |
[INFO] [stdout] 3549 |         is_growing: bool,
[INFO] [stdout]      |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_growing`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ no value can reach this
[INFO] [stdout]      |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4006:21
[INFO] [stdout]      |
[INFO] [stdout] 3994 |                     AllIntersections::Rectangle(r) => {
[INFO] [stdout]      |                     ------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 3997 |                     AllIntersections::SoftLineSegment(l) => {
[INFO] [stdout]      |                     ------------------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4000 |                     AllIntersections::LineSegment(l) => {
[INFO] [stdout]      |                     -------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4003 |                     AllIntersections::Circle(c) => {
[INFO] [stdout]      |                     --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 4006 |                     _ => {},
[INFO] [stdout]      |                     ^ collectively making this unreachable
[INFO] [stdout]      = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4213:9
[INFO] [stdout]      |
[INFO] [stdout] 4213 |         mut can_cut: Box::<impl FnMut(f64, f64) -> bool>,
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PI`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4450:13
[INFO] [stdout]      |
[INFO] [stdout] 4450 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_PI`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `PI`
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4478:13
[INFO] [stdout]      |
[INFO] [stdout] 4478 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: if this is intentional, prefix it with an underscore: `_PI`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:5134:13
[INFO] [stdout]      |
[INFO] [stdout] 5134 |         let mut min = std::cmp::min(expected.len(), actual.len());
[INFO] [stdout]      |             ----^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `braille_offset`
[INFO] [stdout]   --> src/main.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let braille_offset = 0.009;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_braille_offset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `StringHolder` is never constructed
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct StringHolder(String);
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `finish` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |         state.finish();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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] 122 |         let _ = state.finish();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:532:9
[INFO] [stdout]     |
[INFO] [stdout] 532 |         self.gcode_write.flush();
[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] 532 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:599:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |         self.gcode_write.flush();
[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] 599 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/utils/cnc_router.rs:610:9
[INFO] [stdout]     |
[INFO] [stdout] 610 |         self.gcode_write.flush();
[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] 610 |         let _ = self.gcode_write.flush();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4438:13
[INFO] [stdout]      |
[INFO] [stdout] 4438 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4450:13
[INFO] [stdout]      |
[INFO] [stdout] 4450 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4462:13
[INFO] [stdout]      |
[INFO] [stdout] 4462 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PI` should have a snake case name
[INFO] [stdout]     --> src/utils/lines_and_curves.rs:4478:13
[INFO] [stdout]      |
[INFO] [stdout] 4478 |         let PI = std::f64::consts::PI;
[INFO] [stdout]      |             ^^ help: convert the identifier to snake case: `pi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `camcam` (bin "camcam" test) due to 1 previous error; 42 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4366159f15869faebd9b3808c8fad63d3ff5bd49e90b05a5a52fc071ab97a35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4366159f15869faebd9b3808c8fad63d3ff5bd49e90b05a5a52fc071ab97a35c", kill_on_drop: false }`
[INFO] [stdout] 4366159f15869faebd9b3808c8fad63d3ff5bd49e90b05a5a52fc071ab97a35c
