[INFO] updating cached repository https://github.com/asmoaesl/qedit
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 48319f71c17a04372c7a3683e210d80700c530e4
[INFO] checking asmoaesl/qedit against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasmoaesl%2Fqedit" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asmoaesl/qedit on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/asmoaesl/qedit
[INFO] finished tweaking git repo https://github.com/asmoaesl/qedit
[INFO] tweaked toml for git repo https://github.com/asmoaesl/qedit written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/asmoaesl/qedit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6baf2c8c183ab12e5f4ff8ce8c76bdb54cc2fa8a019d18880df7789bd6237208
[INFO] running `"docker" "start" "-a" "6baf2c8c183ab12e5f4ff8ce8c76bdb54cc2fa8a019d18880df7789bd6237208"`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.95
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[INFO] [stderr]    Compiling semver-parser v0.7.0
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[INFO] [stderr]     Checking regex-syntax v0.4.2
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[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling bincode v1.1.4
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]    Compiling vek v0.9.8
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.30
[INFO] [stderr]    Compiling onig_sys v68.2.1
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[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking termion v1.5.3
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking backtrace v0.3.32
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[INFO] [stderr]     Checking chrono v0.4.7
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[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/menu.rs:252:59
[INFO] [stderr]     |
[INFO] [stderr] 252 |     fn maybe_handle_key_press(&self, key: char) -> Option<(usize)> {
[INFO] [stderr]     |                                                           ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::BTreeMap`
[INFO] [stderr]  --> src/viewport.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::BTreeMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lazy_static::*`
[INFO] [stderr]  --> src/render.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use lazy_static::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `render::*`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use render::*;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/menu.rs:252:59
[INFO] [stderr]     |
[INFO] [stderr] 252 |     fn maybe_handle_key_press(&self, key: char) -> Option<(usize)> {
[INFO] [stderr]     |                                                           ^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::BTreeMap`
[INFO] [stderr]  --> src/viewport.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::collections::BTreeMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lazy_static::*`
[INFO] [stderr]  --> src/render.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use lazy_static::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `render::*`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use render::*;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `menu`
[INFO] [stderr]    --> src/menu.rs:116:29
[INFO] [stderr]     |
[INFO] [stderr] 116 |                 for (i, (c, menu)) in self
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_menu`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `menu`
[INFO] [stderr]    --> src/menu.rs:116:29
[INFO] [stderr]     |
[INFO] [stderr] 116 |                 for (i, (c, menu)) in self
[INFO] [stderr]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_menu`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Scripted`
[INFO] [stderr]   --> src/menu.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     Scripted,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SubMenu`
[INFO] [stderr]   --> src/menu.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     SubMenu(Menu),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Terminal`
[INFO] [stderr]   --> src/viewport.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Terminal(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `save`
[INFO] [stderr]    --> src/viewport.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn save(&mut self) -> std::io::Result<()> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/render.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn new(size: Extent2<usize>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]    --> src/render.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn size(&self) -> Extent2<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resize`
[INFO] [stderr]    --> src/render.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub fn resize(&mut self, new_size: Extent2<usize>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `idx_of`
[INFO] [stderr]    --> src/render.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn idx_of(&self, pos: Vec2<usize>) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]    --> src/render.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn get(&self, pos: impl Into<Vec2<usize>>) -> Cell {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_mut`
[INFO] [stderr]    --> src/render.rs:150:5
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn get_mut(&mut self, pos: impl Into<Vec2<usize>>) -> &mut Cell {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]    --> src/render.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn set(&mut self, pos: impl Into<Vec2<usize>>, cell: Cell) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RenderBuffer`
[INFO] [stderr]    --> src/render.rs:176:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | pub struct RenderBuffer {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/render.rs:188:5
[INFO] [stderr]     |
[INFO] [stderr] 188 |     pub fn new(size: (usize, usize)) -> RenderBuffer {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resize`
[INFO] [stderr]    --> src/render.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn resize(&mut self, new_size: Extent2<usize>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `auto_resize`
[INFO] [stderr]    --> src/render.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn auto_resize(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_fg`
[INFO] [stderr]    --> src/render.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn set_fg(&mut self, fg: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_bg`
[INFO] [stderr]    --> src/render.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     pub fn set_bg(&mut self, bg: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_cell`
[INFO] [stderr]    --> src/render.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn set_cell(&mut self, pos: impl Into<Vec2<usize>>, ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]    --> src/render.rs:225:5
[INFO] [stderr]     |
[INFO] [stderr] 225 |     pub fn draw(&mut self, origin: (usize, usize), draw: Draw) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render_ansi`
[INFO] [stderr]    --> src/render.rs:256:5
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn render_ansi(&mut self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render`
[INFO] [stderr]    --> src/render.rs:299:5
[INFO] [stderr]     |
[INFO] [stderr] 299 |     pub fn render(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Draw`
[INFO] [stderr]    --> src/render.rs:309:10
[INFO] [stderr]     |
[INFO] [stderr] 309 | pub enum Draw<'a> {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Scripted`
[INFO] [stderr]   --> src/menu.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     Scripted,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `SubMenu`
[INFO] [stderr]   --> src/menu.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     SubMenu(Menu),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Terminal`
[INFO] [stderr]   --> src/viewport.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Terminal(String),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `save`
[INFO] [stderr]    --> src/viewport.rs:206:5
[INFO] [stderr]     |
[INFO] [stderr] 206 |     pub fn save(&mut self) -> std::io::Result<()> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/render.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn new(size: Extent2<usize>) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]    --> src/render.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 123 |     pub fn size(&self) -> Extent2<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resize`
[INFO] [stderr]    --> src/render.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     pub fn resize(&mut self, new_size: Extent2<usize>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `idx_of`
[INFO] [stderr]    --> src/render.rs:132:5
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn idx_of(&self, pos: Vec2<usize>) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]    --> src/render.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn get(&self, pos: impl Into<Vec2<usize>>) -> Cell {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_mut`
[INFO] [stderr]    --> src/render.rs:150:5
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn get_mut(&mut self, pos: impl Into<Vec2<usize>>) -> &mut Cell {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]    --> src/render.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub fn set(&mut self, pos: impl Into<Vec2<usize>>, cell: Cell) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `RenderBuffer`
[INFO] [stderr]    --> src/render.rs:176:12
[INFO] [stderr]     |
[INFO] [stderr] 176 | pub struct RenderBuffer {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/render.rs:188:5
[INFO] [stderr]     |
[INFO] [stderr] 188 |     pub fn new(size: (usize, usize)) -> RenderBuffer {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `resize`
[INFO] [stderr]    --> src/render.rs:198:5
[INFO] [stderr]     |
[INFO] [stderr] 198 |     pub fn resize(&mut self, new_size: Extent2<usize>) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `auto_resize`
[INFO] [stderr]    --> src/render.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn auto_resize(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_fg`
[INFO] [stderr]    --> src/render.rs:212:5
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn set_fg(&mut self, fg: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_bg`
[INFO] [stderr]    --> src/render.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 216 |     pub fn set_bg(&mut self, bg: Color) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_cell`
[INFO] [stderr]    --> src/render.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     pub fn set_cell(&mut self, pos: impl Into<Vec2<usize>>, ch: char) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `draw`
[INFO] [stderr]    --> src/render.rs:225:5
[INFO] [stderr]     |
[INFO] [stderr] 225 |     pub fn draw(&mut self, origin: (usize, usize), draw: Draw) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render_ansi`
[INFO] [stderr]    --> src/render.rs:256:5
[INFO] [stderr]     |
[INFO] [stderr] 256 |     pub fn render_ansi(&mut self) -> String {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `render`
[INFO] [stderr]    --> src/render.rs:299:5
[INFO] [stderr]     |
[INFO] [stderr] 299 |     pub fn render(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Draw`
[INFO] [stderr]    --> src/render.rs:309:10
[INFO] [stderr]     |
[INFO] [stderr] 309 | pub enum Draw<'a> {
[INFO] [stderr]     |          ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 27 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.65s
[INFO] running `"docker" "inspect" "6baf2c8c183ab12e5f4ff8ce8c76bdb54cc2fa8a019d18880df7789bd6237208"`
[INFO] running `"docker" "rm" "-f" "6baf2c8c183ab12e5f4ff8ce8c76bdb54cc2fa8a019d18880df7789bd6237208"`
[INFO] [stdout] 6baf2c8c183ab12e5f4ff8ce8c76bdb54cc2fa8a019d18880df7789bd6237208