[INFO] cloning repository https://github.com/fallaciousreasoning/books-home
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fallaciousreasoning/books-home" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffallaciousreasoning%2Fbooks-home", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffallaciousreasoning%2Fbooks-home'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ea318837f4ae9fc02f3ba4d7c6bbfd55fc7a92b
[INFO] checking fallaciousreasoning/books-home against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffallaciousreasoning%2Fbooks-home" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fallaciousreasoning/books-home on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fallaciousreasoning/books-home
[INFO] finished tweaking git repo https://github.com/fallaciousreasoning/books-home
[INFO] tweaked toml for git repo https://github.com/fallaciousreasoning/books-home written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fallaciousreasoning/books-home 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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/emilk/egui`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: Patch `eframe v0.12.0 (https://github.com/emilk/egui?branch=master#e320ef6c)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zip v0.5.12
[INFO] [stderr]   Downloaded open v1.7.0
[INFO] [stderr]   Downloaded epi v0.11.0
[INFO] [stderr]   Downloaded atomic_refcell v0.1.6
[INFO] [stderr]   Downloaded eframe v0.11.0
[INFO] [stderr]   Downloaded egui_web v0.11.0
[INFO] [stderr]   Downloaded emath v0.11.0
[INFO] [stderr]   Downloaded ordered-float v2.1.1
[INFO] [stderr]   Downloaded egui_glium v0.11.0
[INFO] [stderr]   Downloaded ureq v2.0.2
[INFO] [stderr]   Downloaded once_cell v1.7.0
[INFO] [stderr]   Downloaded egui v0.11.0
[INFO] [stderr]   Downloaded libc v0.2.86
[INFO] [stderr]   Downloaded epaint v0.11.0
[INFO] [stderr]   Downloaded glium v0.29.0
[INFO] [stderr]   Downloaded epub v1.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62f608ad8f94bb691351f5d48f4414ec9f7e6eceae7b75c59eddf0bfc149eba5
[INFO] running `Command { std: "docker" "start" "-a" "62f608ad8f94bb691351f5d48f4414ec9f7e6eceae7b75c59eddf0bfc149eba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f608ad8f94bb691351f5d48f4414ec9f7e6eceae7b75c59eddf0bfc149eba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f608ad8f94bb691351f5d48f4414ec9f7e6eceae7b75c59eddf0bfc149eba5", kill_on_drop: false }`
[INFO] [stdout] 62f608ad8f94bb691351f5d48f4414ec9f7e6eceae7b75c59eddf0bfc149eba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2133d33e9a4680df337e7c2543637744bf80cc82b67ae68b2129b2ebf1e25e37
[INFO] running `Command { std: "docker" "start" "-a" "2133d33e9a4680df337e7c2543637744bf80cc82b67ae68b2129b2ebf1e25e37", kill_on_drop: false }`
[INFO] [stderr] warning: Patch `eframe v0.12.0 (https://github.com/emilk/egui?branch=master#e320ef6c)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking once_cell v1.7.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking emath v0.11.0
[INFO] [stderr]     Checking atomic_refcell v0.1.6
[INFO] [stderr]    Compiling glium v0.29.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling ahash v0.7.2
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking ordered-float v2.1.1
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]     Checking bzip2-sys v0.1.10+1.0.8
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking open v1.7.0
[INFO] [stderr]     Checking epaint v0.11.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking zip v0.5.12
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking egui v0.11.0
[INFO] [stderr]     Checking epub v1.2.3
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking glutin_glx_sys v0.1.7
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking epi v0.11.0
[INFO] [stderr]     Checking wayland-commons v0.28.5
[INFO] [stderr]     Checking wayland-cursor v0.28.5
[INFO] [stderr]     Checking wayland-egl v0.28.5
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.2
[INFO] [stderr]     Checking winit v0.24.0
[INFO] [stderr]     Checking smithay-clipboard v0.6.3
[INFO] [stderr]     Checking copypasta v0.7.1
[INFO] [stderr]     Checking glutin v0.26.0
[INFO] [stderr]     Checking egui_glium v0.11.0
[INFO] [stderr]     Checking eframe v0.11.0
[INFO] [stderr]     Checking books_home v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fmt::format`, `path::Path`
[INFO] [stdout]  --> src/book_cover.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::format, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::format`, `path::Path`
[INFO] [stdout]  --> src/book_cover.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fmt::format, path::Path};
[INFO] [stdout]   |           ^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `book_paths`
[INFO] [stdout]   --> src/app.rs:94:33
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let BooksHome { filter, book_paths, books } = self;
[INFO] [stdout]    |                                 ^^^^^^^^^^ help: try ignoring the field: `book_paths: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Start`, `End`, and `SpaceBetween` are never constructed
[INFO] [stdout]  --> src/grid.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Alignment {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 6 |     Start,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     End,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     SpaceAround,
[INFO] [stdout] 9 |     SpaceBetween
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `book_paths`
[INFO] [stdout]   --> src/app.rs:94:33
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let BooksHome { filter, book_paths, books } = self;
[INFO] [stdout]    |                                 ^^^^^^^^^^ help: try ignoring the field: `book_paths: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Start`, `End`, and `SpaceBetween` are never constructed
[INFO] [stdout]  --> src/grid.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Alignment {
[INFO] [stdout]   |          --------- variants in this enum
[INFO] [stdout] 6 |     Start,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 7 |     End,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 8 |     SpaceAround,
[INFO] [stdout] 9 |     SpaceBetween
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Ui::button` that must be used
[INFO] [stdout]   --> src/grid.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         ui.button(" < ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: You should check if the user clicked this with `if ui.button(…).clicked() { … } 
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = ui.button(" < ");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Ui::button` that must be used
[INFO] [stdout]   --> src/grid.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         ui.button(" > ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: You should check if the user clicked this with `if ui.button(…).clicked() { … } 
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let _ = ui.button(" > ");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Ui::button` that must be used
[INFO] [stdout]   --> src/grid.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |         ui.button(" < ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: You should check if the user clicked this with `if ui.button(…).clicked() { … } 
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let _ = ui.button(" < ");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Ui::button` that must be used
[INFO] [stdout]   --> src/grid.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         ui.button(" > ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: You should check if the user clicked this with `if ui.button(…).clicked() { … } 
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let _ = ui.button(" > ");
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.13s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v6.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "2133d33e9a4680df337e7c2543637744bf80cc82b67ae68b2129b2ebf1e25e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2133d33e9a4680df337e7c2543637744bf80cc82b67ae68b2129b2ebf1e25e37", kill_on_drop: false }`
[INFO] [stdout] 2133d33e9a4680df337e7c2543637744bf80cc82b67ae68b2129b2ebf1e25e37