[INFO] cloning repository https://github.com/joshuazlin/Rusty-Knots
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/joshuazlin/Rusty-Knots" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuazlin%2FRusty-Knots", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f431bde1fb1f13acc3045e480e6a7fabc29e5b27
[INFO] testing joshuazlin/Rusty-Knots against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjoshuazlin%2FRusty-Knots" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/joshuazlin/Rusty-Knots
[INFO] finished tweaking git repo https://github.com/joshuazlin/Rusty-Knots
[INFO] tweaked toml for git repo https://github.com/joshuazlin/Rusty-Knots written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/joshuazlin/Rusty-Knots on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/joshuazlin/Rusty-Knots already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63
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[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" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tiff v0.5.0
[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling bytemuck v1.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling piston-texture v0.8.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling gfx v0.18.2
[INFO] [stderr]    Compiling shader_version v0.6.0
[INFO] [stderr]    Compiling vecmath v1.0.0
[INFO] [stderr]    Compiling read_color v1.0.0
[INFO] [stderr]    Compiling interpolation v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.112
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling piston2d-graphics v0.36.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.19
[INFO] [stderr]    Compiling image v0.23.5
[INFO] [stderr]    Compiling visibility_graph v0.1.0 (/opt/rustwide/workdir/visibility_graph)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> visibility_graph/src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops;
[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 variable: `temp_e`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let temp_e = Edge(&self.vertices[e.0],&self.vertices[e.1]);
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for i in 1..num_verts{
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `distance` is never used
[INFO] [stdout]   --> visibility_graph/src/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Point {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 20 |     fn distance(&self, v : &Point) -> f64{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> visibility_graph/src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Edge<'_> {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 46 |     fn length(&self) -> f64{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling pistoncore-input v0.28.1
[INFO] [stderr]    Compiling pistoncore-window v0.45.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.50.0
[INFO] [stderr]    Compiling piston v0.50.0
[INFO] [stderr]    Compiling piston-gfx_texture v0.41.0
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.68.0
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling glutin v0.21.2
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.64.0
[INFO] [stderr]    Compiling piston_window v0.109.0
[INFO] [stderr]    Compiling static_window v0.1.0 (/opt/rustwide/workdir/static_window)
[INFO] [stdout] warning: unused variable: `dashed`
[INFO] [stdout]   --> static_window/src/lib.rs:52:61
[INFO] [stdout]    |
[INFO] [stdout] 52 |             GraphicsElement::LineElement{x1,y1,x2,y2,radius,dashed,c} => line(c.to_rgb(),*radius,[*x1,*y1,*x2,*y2],t, g),
[INFO] [stdout]    |                                                             ^^^^^^ help: try ignoring the field: `dashed: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> static_window/src/lib.rs:100:38
[INFO] [stdout]     |
[INFO] [stdout] 100 |             self.window.draw_2d(&e, |c,g,_| {clear([1.0;4],g)});
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opengl` is never read
[INFO] [stdout]   --> static_window/src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct StaticWindow {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 74 |     opengl: OpenGL, // OpenGL drawing backend.
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: gfx_device_gl v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> visibility_graph/src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops;
[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 variable: `temp_e`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let temp_e = Edge(&self.vertices[e.0],&self.vertices[e.1]);
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for i in 1..num_verts{
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `distance` is never used
[INFO] [stdout]   --> visibility_graph/src/lib.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Point {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 20 |     fn distance(&self, v : &Point) -> f64{
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> visibility_graph/src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Edge<'_> {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 46 |     fn length(&self) -> f64{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling visibility_graph v0.1.0 (/opt/rustwide/workdir/visibility_graph)
[INFO] [stdout] warning: unused variable: `dashed`
[INFO] [stdout]   --> static_window/src/lib.rs:52:61
[INFO] [stdout]    |
[INFO] [stdout] 52 |             GraphicsElement::LineElement{x1,y1,x2,y2,radius,dashed,c} => line(c.to_rgb(),*radius,[*x1,*y1,*x2,*y2],t, g),
[INFO] [stdout]    |                                                             ^^^^^^ help: try ignoring the field: `dashed: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> static_window/src/lib.rs:100:38
[INFO] [stdout]     |
[INFO] [stdout] 100 |             self.window.draw_2d(&e, |c,g,_| {clear([1.0;4],g)});
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opengl` is never read
[INFO] [stdout]   --> static_window/src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct StaticWindow {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 74 |     opengl: OpenGL, // OpenGL drawing backend.
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling static_window v0.1.0 (/opt/rustwide/workdir/static_window)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> visibility_graph/src/lib.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops;
[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: `super::*`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> static_window/src/lib.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     use super::*;
[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 variable: `dashed`
[INFO] [stdout]   --> static_window/src/lib.rs:52:61
[INFO] [stdout]    |
[INFO] [stdout] 52 |             GraphicsElement::LineElement{x1,y1,x2,y2,radius,dashed,c} => line(c.to_rgb(),*radius,[*x1,*y1,*x2,*y2],t, g),
[INFO] [stdout]    |                                                             ^^^^^^ help: try ignoring the field: `dashed: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> static_window/src/lib.rs:100:38
[INFO] [stdout]     |
[INFO] [stdout] 100 |             self.window.draw_2d(&e, |c,g,_| {clear([1.0;4],g)});
[INFO] [stdout]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opengl` is never read
[INFO] [stdout]   --> static_window/src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub struct StaticWindow {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 74 |     opengl: OpenGL, // OpenGL drawing backend.
[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 variable: `x`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let x = Point{ 
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temp_e`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:189:13
[INFO] [stdout]     |
[INFO] [stdout] 189 |         let temp_e = Edge(&self.vertices[e.0],&self.vertices[e.1]);
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         for i in 1..num_verts{
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> visibility_graph/src/lib.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let g = VisibilityGraph::random(500.0,500.0,100,20,0.01);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `length` is never used
[INFO] [stdout]   --> visibility_graph/src/lib.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | impl Edge<'_> {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 46 |     fn length(&self) -> f64{
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 2.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: gfx_device_gl v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops`
[INFO] [stderr]   --> visibility_graph/src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::ops;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `temp_e`
[INFO] [stderr]    --> visibility_graph/src/lib.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let temp_e = Edge(&self.vertices[e.0],&self.vertices[e.1]);
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> visibility_graph/src/lib.rs:211:13
[INFO] [stderr]     |
[INFO] [stderr] 211 |         for i in 1..num_verts{
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: method `distance` is never used
[INFO] [stderr]   --> visibility_graph/src/lib.rs:20:8
[INFO] [stderr]    |
[INFO] [stderr] 19 | impl Point {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] 20 |     fn distance(&self, v : &Point) -> f64{
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `length` is never used
[INFO] [stderr]   --> visibility_graph/src/lib.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | impl Edge<'_> {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 46 |     fn length(&self) -> f64{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> visibility_graph/src/lib.rs:291:9
[INFO] [stderr]     |
[INFO] [stderr] 291 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]    --> visibility_graph/src/lib.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let x = Point{ 
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `temp_e`
[INFO] [stderr]    --> visibility_graph/src/lib.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let temp_e = Edge(&self.vertices[e.0],&self.vertices[e.1]);
[INFO] [stderr]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_temp_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]    --> visibility_graph/src/lib.rs:283:13
[INFO] [stderr]     |
[INFO] [stderr] 283 |         let g = VisibilityGraph::random(500.0,500.0,100,20,0.01);
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: method `length` is never used
[INFO] [stderr]   --> visibility_graph/src/lib.rs:46:8
[INFO] [stderr]    |
[INFO] [stderr] 45 | impl Edge<'_> {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] 46 |     fn length(&self) -> f64{
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `visibility_graph` (lib) generated 5 warnings (run `cargo fix --lib -p visibility_graph` to apply 3 suggestions)
[INFO] [stderr] warning: `visibility_graph` (lib test) generated 7 warnings (2 duplicates) (run `cargo fix --lib -p visibility_graph --tests` to apply 4 suggestions)
[INFO] [stderr] warning: unused variable: `dashed`
[INFO] [stderr]   --> static_window/src/lib.rs:52:61
[INFO] [stderr]    |
[INFO] [stderr] 52 |             GraphicsElement::LineElement{x1,y1,x2,y2,radius,dashed,c} => line(c.to_rgb(),*radius,[*x1,*y1,*x2,*y2],t, g),
[INFO] [stderr]    |                                                             ^^^^^^ help: try ignoring the field: `dashed: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> static_window/src/lib.rs:100:38
[INFO] [stderr]     |
[INFO] [stderr] 100 |             self.window.draw_2d(&e, |c,g,_| {clear([1.0;4],g)});
[INFO] [stderr]     |                                      ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: field `opengl` is never read
[INFO] [stderr]   --> static_window/src/lib.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub struct StaticWindow {
[INFO] [stderr]    |            ------------ field in this struct
[INFO] [stderr] 74 |     opengl: OpenGL, // OpenGL drawing backend.
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]    --> static_window/src/lib.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     use super::*;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `static_window` (lib) generated 3 warnings (run `cargo fix --lib -p static_window` to apply 2 suggestions)
[INFO] [stderr] warning: `static_window` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p static_window --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: gfx_device_gl v0.16.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/static_window-1755a0dfad1c3297)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/static_window-ed0bb3e7b4dbc0b7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/visibility_graph-fbb6e2156c8494f4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_point::check_distance ... ok
[INFO] [stdout] test test_point::check_intersect ... ok
[INFO] [stdout] test test_random::test_see ... ok
[INFO] [stdout] test test_point::init_point ... ok
[INFO] [stdout] test test_visibility_graph::test_random_graph ... ok
[INFO] [stdout] test test_visibility_graph::test_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/visibility_graph-23d6158af5239830)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests static_window
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests visibility_graph
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63", kill_on_drop: false }`
[INFO] [stdout] 56ee5517a6ac88d94d04a84944f10b15e88422866a0a332cf332c14d3f36cd63
