[INFO] cloning repository https://github.com/derekdreery/mdview
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/derekdreery/mdview" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekdreery%2Fmdview", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekdreery%2Fmdview'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1430955a26b04fd7376f3281c2208d55d42d500
[INFO] checking derekdreery/mdview against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekdreery%2Fmdview" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derekdreery/mdview on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/derekdreery/mdview
[INFO] finished tweaking git repo https://github.com/derekdreery/mdview
[INFO] tweaked toml for git repo https://github.com/derekdreery/mdview written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/derekdreery/mdview already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 67fceb84947cc7f3909e4df20c1f234d238b93a44f1decf31a2be3ba744048c5
[INFO] running `Command { std: "docker" "start" "-a" "67fceb84947cc7f3909e4df20c1f234d238b93a44f1decf31a2be3ba744048c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67fceb84947cc7f3909e4df20c1f234d238b93a44f1decf31a2be3ba744048c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67fceb84947cc7f3909e4df20c1f234d238b93a44f1decf31a2be3ba744048c5", kill_on_drop: false }`
[INFO] [stdout] 67fceb84947cc7f3909e4df20c1f234d238b93a44f1decf31a2be3ba744048c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d62042acf9345a918992afdfd2f15040b0f7493c3f79a0b875b9d670707b3e4
[INFO] running `Command { std: "docker" "start" "-a" "2d62042acf9345a918992afdfd2f15040b0f7493c3f79a0b875b9d670707b3e4", kill_on_drop: false }`
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[INFO] [stderr]     Checking mdview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Tag` is imported redundantly
[INFO] [stdout]    --> src/md.rs:202:42
[INFO] [stdout]     |
[INFO] [stdout] 6   | use pulldown_cmark::{CodeBlockKind, Event as ParseEvent, Parser, Tag};
[INFO] [stdout]     |                                                                  --- the item `Tag` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 202 |     use pulldown_cmark::{Event, Options, Tag};
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]    --> src/md.rs:247:26
[INFO] [stdout]     |
[INFO] [stdout] 247 |     use pulldown_cmark::{Event, Tag};
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Tag` is imported redundantly
[INFO] [stdout]    --> src/md.rs:202:42
[INFO] [stdout]     |
[INFO] [stdout] 6   | use pulldown_cmark::{CodeBlockKind, Event as ParseEvent, Parser, Tag};
[INFO] [stdout]     |                                                                  --- the item `Tag` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 202 |     use pulldown_cmark::{Event, Options, Tag};
[INFO] [stdout]     |                                          ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Tag` is imported redundantly
[INFO] [stdout]    --> src/md.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 6   | use pulldown_cmark::{CodeBlockKind, Event as ParseEvent, Parser, Tag};
[INFO] [stdout]     |                                                                  --- the item `Tag` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 247 |     use pulldown_cmark::{Event, Tag};
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Event`
[INFO] [stdout]    --> src/md.rs:247:26
[INFO] [stdout]     |
[INFO] [stdout] 247 |     use pulldown_cmark::{Event, Tag};
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Tag` is imported redundantly
[INFO] [stdout]    --> src/md.rs:247:33
[INFO] [stdout]     |
[INFO] [stdout] 6   | use pulldown_cmark::{CodeBlockKind, Event as ParseEvent, Parser, Tag};
[INFO] [stdout]     |                                                                  --- the item `Tag` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 247 |     use pulldown_cmark::{Event, Tag};
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/md.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |             Event::Html(s) => tracing::error!("inline html in markdown unsupported, skipping"),
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/md.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |             Event::Html(s) => tracing::error!("inline html in markdown unsupported, skipping"),
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/md.rs:418:46
[INFO] [stdout]     |
[INFO] [stdout] 418 |         Tag::CodeBlock(CodeBlockKind::Fenced(label)) => {
[INFO] [stdout]     |                                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/md.rs:49:60
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn event(&mut self, ctx: &mut EventCtx, event: &Event, data: &mut T, env: &Env) {
[INFO] [stdout]    |                                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/md.rs:65:71
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn update(&mut self, ctx: &mut UpdateCtx, old_data: &T, data: &T, env: &Env) {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `label`
[INFO] [stdout]    --> src/md.rs:418:46
[INFO] [stdout]     |
[INFO] [stdout] 418 |         Tag::CodeBlock(CodeBlockKind::Fenced(label)) => {
[INFO] [stdout]     |                                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_label`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/md.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let width = bc.max().width;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/md.rs:49:60
[INFO] [stdout]    |
[INFO] [stdout] 49 |     fn event(&mut self, ctx: &mut EventCtx, event: &Event, data: &mut T, env: &Env) {
[INFO] [stdout]    |                                                            ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]    --> src/md.rs:162:31
[INFO] [stdout]     |
[INFO] [stdout] 162 |             MdPart::Heading { level, layout } => layout.size(),
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `level: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/md.rs:65:71
[INFO] [stdout]    |
[INFO] [stdout] 65 |     fn update(&mut self, ctx: &mut UpdateCtx, old_data: &T, data: &T, env: &Env) {
[INFO] [stdout]    |                                                                       ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]    --> src/md.rs:183:31
[INFO] [stdout]     |
[INFO] [stdout] 183 |             MdPart::Heading { level, layout } => {
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `level: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]    --> src/md.rs:187:34
[INFO] [stdout]     |
[INFO] [stdout] 187 |             MdPart::Blockquote { content } => todo!(),
[INFO] [stdout]     |                                  ^^^^^^^ help: try ignoring the field: `content: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/md.rs:175:41
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn paint(&self, ctx: &mut PaintCtx, env: &Env, pos: Point) {
[INFO] [stdout]     |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]   --> src/md.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let width = bc.max().width;
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]    --> src/md.rs:162:31
[INFO] [stdout]     |
[INFO] [stdout] 162 |             MdPart::Heading { level, layout } => layout.size(),
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `level: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `level`
[INFO] [stdout]    --> src/md.rs:183:31
[INFO] [stdout]     |
[INFO] [stdout] 183 |             MdPart::Heading { level, layout } => {
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `level: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `content`
[INFO] [stdout]    --> src/md.rs:187:34
[INFO] [stdout]     |
[INFO] [stdout] 187 |             MdPart::Blockquote { content } => todo!(),
[INFO] [stdout]     |                                  ^^^^^^^ help: try ignoring the field: `content: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]    --> src/md.rs:175:41
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn paint(&self, ctx: &mut PaintCtx, env: &Env, pos: Point) {
[INFO] [stdout]     |                                         ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Heading`
[INFO] [stdout]    --> src/md.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | /     Heading {
[INFO] [stdout] 104 | |         level: u32,
[INFO] [stdout] 105 | |         layout: TextLayout<RichText>,
[INFO] [stdout] 106 | |     },
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blockquote`
[INFO] [stdout]    --> src/md.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | /     Blockquote {
[INFO] [stdout] 108 | |         content: Vec<MdPart>,
[INFO] [stdout] 109 | |     },
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Heading`
[INFO] [stdout]    --> src/md.rs:103:5
[INFO] [stdout]     |
[INFO] [stdout] 103 | /     Heading {
[INFO] [stdout] 104 | |         level: u32,
[INFO] [stdout] 105 | |         layout: TextLayout<RichText>,
[INFO] [stdout] 106 | |     },
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_newline_after_tag`
[INFO] [stdout]    --> src/md.rs:380:4
[INFO] [stdout]     |
[INFO] [stdout] 380 | fn add_newline_after_tag(tag: &Tag) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blockquote`
[INFO] [stdout]    --> src/md.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | /     Blockquote {
[INFO] [stdout] 108 | |         content: Vec<MdPart>,
[INFO] [stdout] 109 | |     },
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SPACER_SIZE`
[INFO] [stdout]   --> src/main.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | const SPACER_SIZE: f64 = 8.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_newline_after_tag`
[INFO] [stdout]    --> src/md.rs:380:4
[INFO] [stdout]     |
[INFO] [stdout] 380 | fn add_newline_after_tag(tag: &Tag) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLOCKQUOTE_COLOR`
[INFO] [stdout]   --> src/main.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | const BLOCKQUOTE_COLOR: Color = Color::grey8(0x88);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SPACER_SIZE`
[INFO] [stdout]   --> src/main.rs:42:1
[INFO] [stdout]    |
[INFO] [stdout] 42 | const SPACER_SIZE: f64 = 8.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LINK_COLOR`
[INFO] [stdout]   --> src/main.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | const LINK_COLOR: Color = Color::rgb8(0, 0, 0xEE);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLOCKQUOTE_COLOR`
[INFO] [stdout]   --> src/main.rs:43:1
[INFO] [stdout]    |
[INFO] [stdout] 43 | const BLOCKQUOTE_COLOR: Color = Color::grey8(0x88);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/main.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |             fn is_empty(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `LINK_COLOR`
[INFO] [stdout]   --> src/main.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | const LINK_COLOR: Color = Color::rgb8(0, 0, 0xEE);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_empty`
[INFO] [stdout]   --> src/main.rs:97:16
[INFO] [stdout]    |
[INFO] [stdout] 97 |             fn is_empty(&self) -> bool {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 34s
[INFO] running `Command { std: "docker" "inspect" "2d62042acf9345a918992afdfd2f15040b0f7493c3f79a0b875b9d670707b3e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d62042acf9345a918992afdfd2f15040b0f7493c3f79a0b875b9d670707b3e4", kill_on_drop: false }`
[INFO] [stdout] 2d62042acf9345a918992afdfd2f15040b0f7493c3f79a0b875b9d670707b3e4
