[INFO] cloning repository https://github.com/RhythmDeolus/text-editor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RhythmDeolus/text-editor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhythmDeolus%2Ftext-editor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhythmDeolus%2Ftext-editor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d743fa041d4ca628de7ac83d3f9896a3493381a3
[INFO] checking RhythmDeolus/text-editor against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRhythmDeolus%2Ftext-editor" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RhythmDeolus/text-editor
[INFO] finished tweaking git repo https://github.com/RhythmDeolus/text-editor
[INFO] tweaked toml for git repo https://github.com/RhythmDeolus/text-editor written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RhythmDeolus/text-editor on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RhythmDeolus/text-editor 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossterm v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb6e8fa33de130627ef08f37a2e9ea03d967f2b50b925c7a515b0feee399268
[INFO] running `Command { std: "docker" "start" "-a" "cbb6e8fa33de130627ef08f37a2e9ea03d967f2b50b925c7a515b0feee399268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb6e8fa33de130627ef08f37a2e9ea03d967f2b50b925c7a515b0feee399268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb6e8fa33de130627ef08f37a2e9ea03d967f2b50b925c7a515b0feee399268", kill_on_drop: false }`
[INFO] [stdout] cbb6e8fa33de130627ef08f37a2e9ea03d967f2b50b925c7a515b0feee399268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbc4c123d994d1be311eb834450a481bd75facd30c23d771fab7181ef1cd2c0d
[INFO] running `Command { std: "docker" "start" "-a" "cbc4c123d994d1be311eb834450a481bd75facd30c23d771fab7181ef1cd2c0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking my-editor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `at` is never read
[INFO] [stdout]   --> src/editor/buff.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut at = 0;
[INFO] [stdout]    |                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `at` is never read
[INFO] [stdout]   --> src/editor/buff.rs:61:22
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut at = 0;
[INFO] [stdout]    |                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Tab` and `CommandBuffer` are never constructed
[INFO] [stdout]   --> src/editor/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum HybridTab {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 13 |     Tab(Weak<Tab>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     CommandBuffer,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffers`, `tabs`, `command_buffer`, and `focused_tab` are never read
[INFO] [stdout]   --> src/editor/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Editor {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 18 |     buffers: Vec<Buffer>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 19 |     tabs: Vec<Tab>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     command_buffer: CommandBuffer,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     focused_tab: HybridTab,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MIN_SEQ_SIZE` is never used
[INFO] [stdout]  --> src/editor/buff.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const MIN_SEQ_SIZE: usize = 5;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAX_SEQ_SIZE` is never used
[INFO] [stdout]  --> src/editor/buff.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MAX_SEQ_SIZE: usize = 10;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Original` and `Added` are never constructed
[INFO] [stdout]   --> src/editor/buff.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum AddressType {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 10 |     Original,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 11 |     Added,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `AddressType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Normal` and `Insert` are never constructed
[INFO] [stdout]   --> src/editor/buff.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 15 |     Normal,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     Insert,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `address`, `address_type`, `length`, and `total_length` are never read
[INFO] [stdout]   --> src/editor/buff.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Seq {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] 22 |     pub address: usize,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 23 |     pub address_type: AddressType,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 24 |     pub length: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 25 |     pub total_length: usize,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Seq` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/editor/buff.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Buffer {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 29 |     pub orig_data: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 30 |     pub file_name: String,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 31 |     pub file: File,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 32 |     pub cursor: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 33 |     pub add_data: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 34 |     pub seq: Vec<Seq>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 35 |     pub size: usize,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/editor/buff.rs:39:12
[INFO] [stdout]     |
[INFO] [stdout]  38 | impl Buffer {
[INFO] [stdout]     | ----------- associated items in this implementation
[INFO] [stdout]  39 |     pub fn open(file_name: &str) -> Result<Buffer, std::io::Error> {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  60 |     pub fn write_bytes(&mut self, bytes: &[u8]) -> Result<(), std::io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn get_file_create(file_name: &str) -> Result<File, std::io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |     pub fn save_buffer_as(&mut self, file_name: &str) -> Result<(), std::io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 175 |     pub fn get_window(&self, mut start: usize, end: usize) -> Vec<u8> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 206 |     pub fn move_cursor_to(&mut self, to: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 210 |     fn get_seq(&self, at: usize) -> (usize, usize) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 223 |     pub fn delete_n_bytes_from(&mut self, mut n: usize, mut from: usize) -> Result<(), std::io::Error> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffer`, `bread_crumbs`, `height`, `width`, and `mode` are never read
[INFO] [stdout]   --> src/editor/window.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Window {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  6 |     buffer: Weak<Buffer>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]  7 |     bread_crumbs: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]  8 |     height: f32, // from 0 to 1
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]  9 |     width: f32, // from 0 to 1
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     mode: Mode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `windows`, and `focused_window` are never read
[INFO] [stdout]  --> src/editor/tab.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tab {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     windows: Vec<Window>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     focused_window: Weak<Window>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buffer` is never read
[INFO] [stdout]  --> src/editor/command_buffer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct CommandBuffer {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 4 |     buffer: Buffer,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Tab` and `CommandBuffer` are never constructed
[INFO] [stdout]   --> src/editor/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | enum HybridTab {
[INFO] [stdout]    |      --------- variants in this enum
[INFO] [stdout] 13 |     Tab(Weak<Tab>),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 14 |     CommandBuffer,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffers`, `tabs`, `command_buffer`, and `focused_tab` are never read
[INFO] [stdout]   --> src/editor/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Editor {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 18 |     buffers: Vec<Buffer>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 19 |     tabs: Vec<Tab>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     command_buffer: CommandBuffer,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 21 |     focused_tab: HybridTab,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Normal` and `Insert` are never constructed
[INFO] [stdout]   --> src/editor/buff.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Mode {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] 15 |     Normal,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     Insert,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buffer`, `bread_crumbs`, `height`, `width`, and `mode` are never read
[INFO] [stdout]   --> src/editor/window.rs:6:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Window {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout]  6 |     buffer: Weak<Buffer>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]  7 |     bread_crumbs: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]  8 |     height: f32, // from 0 to 1
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]  9 |     width: f32, // from 0 to 1
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 10 |     mode: Mode,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `windows`, and `focused_window` are never read
[INFO] [stdout]  --> src/editor/tab.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Tab {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     windows: Vec<Window>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     focused_window: Weak<Window>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `buffer` is never read
[INFO] [stdout]  --> src/editor/command_buffer.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct CommandBuffer {
[INFO] [stdout]   |            ------------- field in this struct
[INFO] [stdout] 4 |     buffer: Buffer,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{stdout, Write};
[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: `width`
[INFO] [stdout]    --> src/main.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let (width, height) = size()?;
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/main.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let (width, height) = size()?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:1:23
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io::{stdout, Write};
[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: `width`
[INFO] [stdout]    --> src/main.rs:123:10
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let (width, height) = size()?;
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/main.rs:123:17
[INFO] [stdout]     |
[INFO] [stdout] 123 |     let (width, height) = size()?;
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "cbc4c123d994d1be311eb834450a481bd75facd30c23d771fab7181ef1cd2c0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbc4c123d994d1be311eb834450a481bd75facd30c23d771fab7181ef1cd2c0d", kill_on_drop: false }`
[INFO] [stdout] cbc4c123d994d1be311eb834450a481bd75facd30c23d771fab7181ef1cd2c0d
