[INFO] cloning repository https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F066d79e2-a987-4610-b895-00fb95b80795%2Fmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F066d79e2-a987-4610-b895-00fb95b80795%2Fmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f412540c4e2acc27d7553a515edd55c12074744
[INFO] checking 066d79e2-a987-4610-b895-00fb95b80795/md against master#c8551d3c63c51f290cf1dc9dc4714249ea849fd1 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F066d79e2-a987-4610-b895-00fb95b80795%2Fmd" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md
[INFO] finished tweaking git repo https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md
[INFO] tweaked toml for git repo https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md on toolchain c8551d3c63c51f290cf1dc9dc4714249ea849fd1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/066d79e2-a987-4610-b895-00fb95b80795/md 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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e1205c7c33cc44548b918668830cb640104c51f099ade861d973e57b86ed334
[INFO] running `Command { std: "docker" "start" "-a" "1e1205c7c33cc44548b918668830cb640104c51f099ade861d973e57b86ed334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e1205c7c33cc44548b918668830cb640104c51f099ade861d973e57b86ed334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1205c7c33cc44548b918668830cb640104c51f099ade861d973e57b86ed334", kill_on_drop: false }`
[INFO] [stdout] 1e1205c7c33cc44548b918668830cb640104c51f099ade861d973e57b86ed334
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "+c8551d3c63c51f290cf1dc9dc4714249ea849fd1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d13c048deb2983694d197351bd0663fa87444a346ae14381ed4c21149c82d63d
[INFO] running `Command { std: "docker" "start" "-a" "d13c048deb2983694d197351bd0663fa87444a346ae14381ed4c21149c82d63d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand v0.8.3
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[INFO] [stderr]     Checking md v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MarkdownElement`
[INFO] [stdout]  --> src/main.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use markdown_parser::{Markdown, MarkdownElement};
[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: `terminal::TerminalCanvas`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use terminal::TerminalCanvas;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MarkdownElement`
[INFO] [stdout]  --> src/main.rs:3:33
[INFO] [stdout]   |
[INFO] [stdout] 3 | use markdown_parser::{Markdown, MarkdownElement};
[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: `terminal::TerminalCanvas`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use terminal::TerminalCanvas;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `markdown`
[INFO] [stdout]   --> src/renderer/mod.rs:98:37
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn load_markdown(&mut self, markdown: &Markdown<'a>) {
[INFO] [stdout]    |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_markdown`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `markdown`
[INFO] [stdout]   --> src/renderer/mod.rs:98:37
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub fn load_markdown(&mut self, markdown: &Markdown<'a>) {
[INFO] [stdout]    |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_markdown`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terminal_events`
[INFO] [stdout]   --> src/main.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (mut terminal_canvas, terminal_events) = terminal::start().unwrap();
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `TerminalEvents`
[INFO] [stdout]    |
[INFO] [stdout] 15 -     let (mut terminal_canvas, terminal_events) = terminal::start().unwrap();
[INFO] [stdout] 15 +     let (mut terminal_canvas, terminal::TerminalEvents) = terminal::start().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (mut terminal_canvas, _terminal_events) = terminal::start().unwrap();
[INFO] [stdout]    |                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]  --> src/common.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Position {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/common.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Dimensions {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     pub width: usize,
[INFO] [stdout] 10 |     pub height: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dimensions` 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: struct `Keybindings` is never constructed
[INFO] [stdout]  --> src/keybindings.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Keybindings<Output> {
[INFO] [stdout]   |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Keybinding` is never constructed
[INFO] [stdout]  --> src/keybindings.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Keybinding<Output> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `KeybindingResoluton` is never used
[INFO] [stdout]   --> src/keybindings.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum KeybindingResoluton<'a, Output> {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `resolve_keys` is never used
[INFO] [stdout]   --> src/keybindings.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl<Output> Keybindings<Output> {
[INFO] [stdout]    | -------------------------------- method in this implementation
[INFO] [stdout] 21 |     pub fn resolve_keys(&self, keys: &[Key]) -> KeybindingResoluton<Output> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeybindingsBuilder` is never constructed
[INFO] [stdout]   --> src/keybindings.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct KeybindingsBuilder<Output> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `KeybindingsBuilderError` is never constructed
[INFO] [stdout]   --> src/keybindings.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct KeybindingsBuilderError(String);
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add_keybinding`, and `build` are never used
[INFO] [stdout]   --> src/keybindings.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl<Output> KeybindingsBuilder<Output> {
[INFO] [stdout]    | --------------------------------------- associated items in this implementation
[INFO] [stdout] 60 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn add_keybinding(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 90 |     pub fn build(self) -> Keybindings<Output> {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Small`, `Medium`, and `Large` are never constructed
[INFO] [stdout]   --> src/markdown_parser.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub enum HeadingSize {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 24 |     Small,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     Medium,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     Large,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `words` and `size` are never read
[INFO] [stdout]   --> src/markdown_parser.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Heading<'a> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 30 |     words: Vec<StyledWord<'a>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     size: HeadingSize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Heading` is never constructed
[INFO] [stdout]   --> src/markdown_parser.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum MarkdownElement<'a> {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 35 |     Heading(Heading<'a>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RendererLine` is never used
[INFO] [stdout]   --> src/renderer/mod.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum RendererLine<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Renderer` is never constructed
[INFO] [stdout]   --> src/renderer/mod.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Renderer<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RendererError` is never used
[INFO] [stdout]   --> src/renderer/mod.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum RendererError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RendererResult` is never used
[INFO] [stdout]   --> src/renderer/mod.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub type RendererResult<T> = std::result::Result<T, RendererError>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load_markdown`, `paint`, `scroll_down`, and `scroll_up` are never used
[INFO] [stdout]    --> src/renderer/mod.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl<'a> Renderer<'a> {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout]  91 |     pub fn new(canvas: TerminalCanvas) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  98 |     pub fn load_markdown(&mut self, markdown: &Markdown<'a>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn paint(&mut self) -> RendererResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn scroll_down(&mut self) {}
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 108 |
[INFO] [stdout] 109 |     pub fn scroll_up(&mut self) {}
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Key` is never constructed
[INFO] [stdout]   --> src/terminal.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 | pub struct Key {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TerminalEvent` is never used
[INFO] [stdout]   --> src/terminal.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum TerminalEvent {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `height`, `clear`, `print`, and `flush` are never used
[INFO] [stdout]    --> src/terminal.rs:97:12
[INFO] [stdout]     |
[INFO] [stdout]  84 | impl TerminalCanvas {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn height(&self) -> TerminalResult<usize> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn clear(&mut self) -> TerminalResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn print(&mut self, pos: &Position, c: char) -> TerminalResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn flush(&mut self) -> TerminalResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_event` is never used
[INFO] [stdout]    --> src/terminal.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 145 | impl TerminalEvents {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] 146 |     pub fn next_event(&self) -> TerminalResult<TerminalEvent> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_in_raw_mode` is never used
[INFO] [stdout]    --> src/terminal.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn start_in_raw_mode() -> TerminalResult<(TerminalCanvas, TerminalEvents)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/keybindings.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn resolve_keys(&self, keys: &[Key]) -> KeybindingResoluton<Output> {
[INFO] [stdout]    |                         ^^^^^                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn resolve_keys(&self, keys: &[Key]) -> KeybindingResoluton<'_, Output> {
[INFO] [stdout]    |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `terminal_events`
[INFO] [stdout]   --> src/main.rs:15:31
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (mut terminal_canvas, terminal_events) = terminal::start().unwrap();
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `TerminalEvents`
[INFO] [stdout]    |
[INFO] [stdout] 15 -     let (mut terminal_canvas, terminal_events) = terminal::start().unwrap();
[INFO] [stdout] 15 +     let (mut terminal_canvas, terminal::TerminalEvents) = terminal::start().unwrap();
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let (mut terminal_canvas, _terminal_events) = terminal::start().unwrap();
[INFO] [stdout]    |                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]  --> src/common.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Position {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `height` is never read
[INFO] [stdout]   --> src/common.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct Dimensions {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout]  9 |     pub width: usize,
[INFO] [stdout] 10 |     pub height: usize,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dimensions` 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: field `0` is never read
[INFO] [stdout]   --> src/keybindings.rs:49:36
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct KeybindingsBuilderError(String);
[INFO] [stdout]    |            ----------------------- ^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `KeybindingsBuilderError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Small`, `Medium`, and `Large` are never constructed
[INFO] [stdout]   --> src/markdown_parser.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub enum HeadingSize {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout] 24 |     Small,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 25 |     Medium,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 26 |     Large,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `words` and `size` are never read
[INFO] [stdout]   --> src/markdown_parser.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub struct Heading<'a> {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 30 |     words: Vec<StyledWord<'a>>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 31 |     size: HeadingSize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Heading` is never constructed
[INFO] [stdout]   --> src/markdown_parser.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub enum MarkdownElement<'a> {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] 35 |     Heading(Heading<'a>),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RendererLine` is never used
[INFO] [stdout]   --> src/renderer/mod.rs:17:10
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum RendererLine<'a> {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Renderer` is never constructed
[INFO] [stdout]   --> src/renderer/mod.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | struct Renderer<'a> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RendererError` is never used
[INFO] [stdout]   --> src/renderer/mod.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub enum RendererError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `RendererResult` is never used
[INFO] [stdout]   --> src/renderer/mod.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub type RendererResult<T> = std::result::Result<T, RendererError>;
[INFO] [stdout]    |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `load_markdown`, `paint`, `scroll_down`, and `scroll_up` are never used
[INFO] [stdout]    --> src/renderer/mod.rs:91:12
[INFO] [stdout]     |
[INFO] [stdout]  90 | impl<'a> Renderer<'a> {
[INFO] [stdout]     | --------------------- associated items in this implementation
[INFO] [stdout]  91 |     pub fn new(canvas: TerminalCanvas) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  98 |     pub fn load_markdown(&mut self, markdown: &Markdown<'a>) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 102 |     pub fn paint(&mut self) -> RendererResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 107 |     pub fn scroll_down(&mut self) {}
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 108 |
[INFO] [stdout] 109 |     pub fn scroll_up(&mut self) {}
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TerminalEvent` is never used
[INFO] [stdout]   --> src/terminal.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | pub enum TerminalEvent {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `height`, `clear`, `print`, and `flush` are never used
[INFO] [stdout]    --> src/terminal.rs:97:12
[INFO] [stdout]     |
[INFO] [stdout]  84 | impl TerminalCanvas {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout]  97 |     pub fn height(&self) -> TerminalResult<usize> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 101 |     pub fn clear(&mut self) -> TerminalResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 130 |     pub fn print(&mut self, pos: &Position, c: char) -> TerminalResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub fn flush(&mut self) -> TerminalResult<()> {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_event` is never used
[INFO] [stdout]    --> src/terminal.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 145 | impl TerminalEvents {
[INFO] [stdout]     | ------------------- method in this implementation
[INFO] [stdout] 146 |     pub fn next_event(&self) -> TerminalResult<TerminalEvent> {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `start_in_raw_mode` is never used
[INFO] [stdout]    --> src/terminal.rs:170:8
[INFO] [stdout]     |
[INFO] [stdout] 170 | pub fn start_in_raw_mode() -> TerminalResult<(TerminalCanvas, TerminalEvents)> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/keybindings.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn resolve_keys(&self, keys: &[Key]) -> KeybindingResoluton<Output> {
[INFO] [stdout]    |                         ^^^^^                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn resolve_keys(&self, keys: &[Key]) -> KeybindingResoluton<'_, Output> {
[INFO] [stdout]    |                                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/keybindings.rs:151:46
[INFO] [stdout]     |
[INFO] [stdout] 151 |                 .add_keybinding(&keys, output.clone())
[INFO] [stdout]     |                                              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `TestKeybindingOutput` does not implement `Clone`, so calling `clone` on `&TestKeybindingOutput` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout] 151 -                 .add_keybinding(&keys, output.clone())
[INFO] [stdout] 151 +                 .add_keybinding(&keys, output)
[INFO] [stdout]     |
[INFO] [stdout] help: if you meant to clone `TestKeybindingOutput`, implement `Clone` for it
[INFO] [stdout]     |
[INFO] [stdout] 102 +     #[derive(Clone)]
[INFO] [stdout] 103 |     enum TestKeybindingOutput {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/renderer/layout.rs:239:40
[INFO] [stdout]     |
[INFO] [stdout] 239 |   ...                   panic!(format!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 240 | | ...                       "Found a 0-length whitespace, see debug output (screen width {})",
[INFO] [stdout] 241 | | ...                       screen_width
[INFO] [stdout] 242 | | ...                   ));
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 239 ~                                 panic!(
[INFO] [stdout] 240 |                                     "Found a 0-length whitespace, see debug output (screen width {})",
[INFO] [stdout] 241 |                                     screen_width
[INFO] [stdout] 242 ~                                 );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/renderer/layout.rs:250:28
[INFO] [stdout]     |
[INFO] [stdout] 250 |                       panic!(format!(
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 251 | |                         "Line width not equal to screen width ({}), see debug output",
[INFO] [stdout] 252 | |                         screen_width
[INFO] [stdout] 253 | |                     ));
[INFO] [stdout]     | |_____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 250 ~                     panic!(
[INFO] [stdout] 251 |                         "Line width not equal to screen width ({}), see debug output",
[INFO] [stdout] 252 |                         screen_width
[INFO] [stdout] 253 ~                     );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.04s
[INFO] running `Command { std: "docker" "inspect" "d13c048deb2983694d197351bd0663fa87444a346ae14381ed4c21149c82d63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d13c048deb2983694d197351bd0663fa87444a346ae14381ed4c21149c82d63d", kill_on_drop: false }`
[INFO] [stdout] d13c048deb2983694d197351bd0663fa87444a346ae14381ed4c21149c82d63d
