[INFO] cloning repository https://github.com/Neargal/rustread
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Neargal/rustread" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeargal%2Frustread", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeargal%2Frustread'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54d9bcd2407c053509500b2d9108269fda9cf73e
[INFO] checking Neargal/rustread against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeargal%2Frustread" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Neargal/rustread
[INFO] finished tweaking git repo https://github.com/Neargal/rustread
[INFO] tweaked toml for git repo https://github.com/Neargal/rustread written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Neargal/rustread on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Neargal/rustread 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "7b7f4c8e83641d19fdb8986fbca8912988f783093136148d47294de159bbc820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b7f4c8e83641d19fdb8986fbca8912988f783093136148d47294de159bbc820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b7f4c8e83641d19fdb8986fbca8912988f783093136148d47294de159bbc820", kill_on_drop: false }`
[INFO] [stdout] 7b7f4c8e83641d19fdb8986fbca8912988f783093136148d47294de159bbc820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `tooltip`
[INFO] [stdout]  --> src/reader.rs:2:77
[INFO] [stdout]   |
[INFO] [stdout] 2 | use iced::widget::{container, text, column, row, scrollable, button, image, tooltip};
[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: `tooltip`
[INFO] [stdout]  --> src/reader.rs:2:77
[INFO] [stdout]   |
[INFO] [stdout] 2 | use iced::widget::{container, text, column, row, scrollable, button, image, tooltip};
[INFO] [stdout]   |                                                                             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let mut root: Element<'_, Message> = root_scrollable.into();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height_val`
[INFO] [stdout]   --> src/pdf_engine.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 | ...                   let height_val = page.height().value;
[INFO] [stdout]    |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_height_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/reader.rs:521:13
[INFO] [stdout]     |
[INFO] [stdout] 521 |         let mut root: Element<'_, Message> = root_scrollable.into();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pressed_book` is never read
[INFO] [stdout]   --> src/bookshelf.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Bookshelf {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub pressed_book: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BookPressed` is never constructed
[INFO] [stdout]   --> src/bookshelf.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum Message {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] 18 |     BookPressed(String),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` 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: variant `UpdateTotalPages` is never constructed
[INFO] [stdout]   --> src/reader.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum Message {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 57 |     UpdateTotalPages(u16),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` 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: method `has_cached_pages` is never used
[INFO] [stdout]   --> src/reader.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl Reader {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn has_cached_pages(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `selection` is never read
[INFO] [stdout]    --> src/reader.rs:577:5
[INFO] [stdout]     |
[INFO] [stdout] 571 | struct AnnotatedImage<Message> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 577 |     selection: Option<[f32; 4]>, // local coords
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height_val`
[INFO] [stdout]   --> src/pdf_engine.rs:88:33
[INFO] [stdout]    |
[INFO] [stdout] 88 | ...                   let height_val = page.height().value;
[INFO] [stdout]    |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_height_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pressed_book` is never read
[INFO] [stdout]   --> src/bookshelf.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Bookshelf {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub pressed_book: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BookPressed` is never constructed
[INFO] [stdout]   --> src/bookshelf.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub enum Message {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] 18 |     BookPressed(String),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` 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: variant `UpdateTotalPages` is never constructed
[INFO] [stdout]   --> src/reader.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub enum Message {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 57 |     UpdateTotalPages(u16),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Message` 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: method `has_cached_pages` is never used
[INFO] [stdout]   --> src/reader.rs:97:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl Reader {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     pub fn has_cached_pages(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `selection` is never read
[INFO] [stdout]    --> src/reader.rs:577:5
[INFO] [stdout]     |
[INFO] [stdout] 571 | struct AnnotatedImage<Message> {
[INFO] [stdout]     |        -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 577 |     selection: Option<[f32; 4]>, // local coords
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 53s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ashpd v0.8.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "41831a1cec2ebae7cd99a30d2ce62023166042c48bf55873ce82a4be4e26aa2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41831a1cec2ebae7cd99a30d2ce62023166042c48bf55873ce82a4be4e26aa2b", kill_on_drop: false }`
[INFO] [stdout] 41831a1cec2ebae7cd99a30d2ce62023166042c48bf55873ce82a4be4e26aa2b
