[INFO] cloning repository https://github.com/jabuwu/egui-presentation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jabuwu/egui-presentation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabuwu%2Fegui-presentation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabuwu%2Fegui-presentation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 576f011882e9d23bfc52a61a845226b025a5a004
[INFO] checking jabuwu/egui-presentation against master#03c609abb6638f9d7f49f34326d4137d07f5cd61 for pr-155945
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjabuwu%2Fegui-presentation" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jabuwu/egui-presentation
[INFO] finished tweaking git repo https://github.com/jabuwu/egui-presentation
[INFO] tweaked toml for git repo https://github.com/jabuwu/egui-presentation written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jabuwu/egui-presentation on toolchain 03c609abb6638f9d7f49f34326d4137d07f5cd61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jabuwu/egui-presentation 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" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ehttp v0.6.0
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.35
[INFO] [stderr]   Downloaded egui_extras v0.33.3
[INFO] [stderr]   Downloaded eframe v0.33.3
[INFO] [stderr]   Downloaded zune-jpeg v0.5.14
[INFO] [stderr]   Downloaded zerocopy v0.8.35
[INFO] [stderr]   Downloaded egui-winit v0.33.3
[INFO] [stderr]   Downloaded egui_glow v0.33.3
[INFO] [stderr]   Downloaded accesskit_unix v0.17.2
[INFO] [stderr]   Downloaded accesskit_atspi_common v0.14.2
[INFO] [stderr]   Downloaded egui-wgpu v0.33.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aea2662fd8f77c295b27061ecb49a163ad71acd77fdff9e1f566f16820183566
[INFO] running `Command { std: "docker" "start" "-a" "aea2662fd8f77c295b27061ecb49a163ad71acd77fdff9e1f566f16820183566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aea2662fd8f77c295b27061ecb49a163ad71acd77fdff9e1f566f16820183566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea2662fd8f77c295b27061ecb49a163ad71acd77fdff9e1f566f16820183566", kill_on_drop: false }`
[INFO] [stdout] aea2662fd8f77c295b27061ecb49a163ad71acd77fdff9e1f566f16820183566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+03c609abb6638f9d7f49f34326d4137d07f5cd61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1aab6417feade4c49fd0d98ce8c34723ca24cc1ca38fbfb82d6e173d3ac56d0e
[INFO] running `Command { std: "docker" "start" "-a" "1aab6417feade4c49fd0d98ce8c34723ca24cc1ca38fbfb82d6e173d3ac56d0e", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `center`
[INFO] [stdout]  --> src/slides/010_learning_resources.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{TextBuilder, center, normal_slide};
[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: `margin`
[INFO] [stdout]  --> src/slides/020_retained_ui_b.rs:1:57
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{CodeConfig, center, code, ease_in, margin, normal_slide};
[INFO] [stdout]   |                                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `center`
[INFO] [stdout]  --> src/slides/030_immediate_mode_ui_c.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{CodeConfig, center, code, ease_in, normal_slide};
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CodeConfig` and `code`
[INFO] [stdout]  --> src/slides/050_retaining_state_b.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{CODE_COLOR, CodeConfig, Store, TextBuilder, code, ease_in, normal_slide};
[INFO] [stdout]   |                                  ^^^^^^^^^^                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ANIM_TIME`
[INFO] [stdout]  --> src/slides/060_assigning_id_d.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{ANIM_TIME, CodeConfig, TextBuilder, center, code, ease_in, normal_slide};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `center`
[INFO] [stdout]  --> src/slides/070_data_b.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{TextBuilder, center, ease_in, normal_slide};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utility::normal_slide`
[INFO] [stdout]  --> src/slides/080_top_level_ui_c.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::normal_slide;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env::var`
[INFO] [stdout]  --> src/slides/100_layouting_d.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::var, f32::consts::PI};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `egui::TextBuffer`
[INFO] [stdout]  --> src/slides/100_layouting_h.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use egui::TextBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ease_in`
[INFO] [stdout]  --> src/slides/100_layouting_h.rs:3:68
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utility::{CodeConfig, Store, TextBuilder, center, code, ease_in, ease_in_no_space, normal_slide};
[INFO] [stdout]   |                                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `egui::TextBuffer`
[INFO] [stdout]  --> src/slides/100_layouting_i.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use egui::TextBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Store` and `TextBuilder`
[INFO] [stdout]  --> src/slides/100_layouting_i.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utility::{CodeConfig, Store, TextBuilder, center, code, normal_slide};
[INFO] [stdout]   |                                  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `center`
[INFO] [stdout]  --> src/slides/010_learning_resources.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{TextBuilder, center, normal_slide};
[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: `margin`
[INFO] [stdout]  --> src/slides/020_retained_ui_b.rs:1:57
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{CodeConfig, center, code, ease_in, margin, normal_slide};
[INFO] [stdout]   |                                                         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `center`
[INFO] [stdout]  --> src/slides/030_immediate_mode_ui_c.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{CodeConfig, center, code, ease_in, normal_slide};
[INFO] [stdout]   |                                  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CodeConfig` and `code`
[INFO] [stdout]  --> src/slides/050_retaining_state_b.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{CODE_COLOR, CodeConfig, Store, TextBuilder, code, ease_in, normal_slide};
[INFO] [stdout]   |                                  ^^^^^^^^^^                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ANIM_TIME`
[INFO] [stdout]  --> src/slides/060_assigning_id_d.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{ANIM_TIME, CodeConfig, TextBuilder, center, code, ease_in, normal_slide};
[INFO] [stdout]   |                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `center`
[INFO] [stdout]  --> src/slides/070_data_b.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::{TextBuilder, center, ease_in, normal_slide};
[INFO] [stdout]   |                                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utility::normal_slide`
[INFO] [stdout]  --> src/slides/080_top_level_ui_c.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utility::normal_slide;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `env::var`
[INFO] [stdout]  --> src/slides/100_layouting_d.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{env::var, f32::consts::PI};
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `egui::TextBuffer`
[INFO] [stdout]  --> src/slides/100_layouting_h.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use egui::TextBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ease_in`
[INFO] [stdout]  --> src/slides/100_layouting_h.rs:3:68
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utility::{CodeConfig, Store, TextBuilder, center, code, ease_in, ease_in_no_space, normal_slide};
[INFO] [stdout]   |                                                                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `egui::TextBuffer`
[INFO] [stdout]  --> src/slides/100_layouting_i.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use egui::TextBuffer;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Store` and `TextBuilder`
[INFO] [stdout]  --> src/slides/100_layouting_i.rs:3:34
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::utility::{CodeConfig, Store, TextBuilder, center, code, normal_slide};
[INFO] [stdout]   |                                  ^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `egui::Frame::none`: Use `Frame::NONE` or `Frame::new()` instead.
[INFO] [stdout]  --> src/utility/margin.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     egui::Frame::none()
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/slides/040_simple_button_b.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 0.5,
[INFO] [stdout]    |                 ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/060_assigning_id_b.rs:152:27
[INFO] [stdout]     |
[INFO] [stdout] 152 |         egui::Stroke::new(0.5, egui::Color32::WHITE),
[INFO] [stdout]     |                           ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/slides/090_drawing_things_a.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |             egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]    |                               ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/slides/090_drawing_things_f.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 |             egui::Stroke::new(1.0, egui::Color32::RED),
[INFO] [stdout]    |                               ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:411:47
[INFO] [stdout]     |
[INFO] [stdout] 411 | ...                   egui::Stroke::new(2.0, CODE_COLOR.gamma_multiply(gamma)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:539:35
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]     |                                   ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:573:47
[INFO] [stdout]     |
[INFO] [stdout] 573 | ...                   egui::Stroke::new(1.0, egui::Color32::DARK_RED.gamma_multiply(0.2)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:578:70
[INFO] [stdout]     |
[INFO] [stdout] 578 |                     .line_segment(main_align_line, egui::Stroke::new(1.0, MAIN_DIR_COLOR));
[INFO] [stdout]     |                                                                      ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:602:43
[INFO] [stdout]     |
[INFO] [stdout] 602 |                         egui::Stroke::new(1.0, MAIN_DIR_COLOR),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:608:43
[INFO] [stdout]     |
[INFO] [stdout] 608 |                         egui::Stroke::new(1.0, MAIN_DIR_COLOR),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:650:41
[INFO] [stdout]     |
[INFO] [stdout] 650 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:661:41
[INFO] [stdout]     |
[INFO] [stdout] 661 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:679:55
[INFO] [stdout]     |
[INFO] [stdout] 679 | ...                   egui::Stroke::new(1.0, egui::Color32::RED.gamma_multiply(0.2)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:690:41
[INFO] [stdout]     |
[INFO] [stdout] 690 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:701:41
[INFO] [stdout]     |
[INFO] [stdout] 701 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:719:55
[INFO] [stdout]     |
[INFO] [stdout] 719 | ...                   egui::Stroke::new(1.0, egui::Color32::RED.gamma_multiply(0.2)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:776:43
[INFO] [stdout]     |
[INFO] [stdout] 776 |                         egui::Stroke::new(1.0, MAIN_DIR_COLOR),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:789:43
[INFO] [stdout]     |
[INFO] [stdout] 789 |                         egui::Stroke::new(1.0, egui::Color32::PURPLE),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `egui::Frame::none`: Use `Frame::NONE` or `Frame::new()` instead.
[INFO] [stdout]  --> src/utility/margin.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 |     egui::Frame::none()
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_f.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]     |                                   ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_g.rs:161:35
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]     |                                   ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_g.rs:176:43
[INFO] [stdout]     |
[INFO] [stdout] 176 |                         egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.3)),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_h.rs:114:31
[INFO] [stdout]     |
[INFO] [stdout] 114 |             egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.45)),
[INFO] [stdout]     |                               ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/slides/040_simple_button_b.rs:96:17
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 0.5,
[INFO] [stdout]    |                 ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout]    = note: `#[warn(float_literal_f32_fallback)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/060_assigning_id_b.rs:152:27
[INFO] [stdout]     |
[INFO] [stdout] 152 |         egui::Stroke::new(0.5, egui::Color32::WHITE),
[INFO] [stdout]     |                           ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/slides/090_drawing_things_a.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |             egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]    |                               ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]   --> src/slides/090_drawing_things_f.rs:73:31
[INFO] [stdout]    |
[INFO] [stdout] 73 |             egui::Stroke::new(1.0, egui::Color32::RED),
[INFO] [stdout]    |                               ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:411:47
[INFO] [stdout]     |
[INFO] [stdout] 411 | ...                   egui::Stroke::new(2.0, CODE_COLOR.gamma_multiply(gamma)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `2.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:539:35
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]     |                                   ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:573:47
[INFO] [stdout]     |
[INFO] [stdout] 573 | ...                   egui::Stroke::new(1.0, egui::Color32::DARK_RED.gamma_multiply(0.2)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:578:70
[INFO] [stdout]     |
[INFO] [stdout] 578 |                     .line_segment(main_align_line, egui::Stroke::new(1.0, MAIN_DIR_COLOR));
[INFO] [stdout]     |                                                                      ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:602:43
[INFO] [stdout]     |
[INFO] [stdout] 602 |                         egui::Stroke::new(1.0, MAIN_DIR_COLOR),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:608:43
[INFO] [stdout]     |
[INFO] [stdout] 608 |                         egui::Stroke::new(1.0, MAIN_DIR_COLOR),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:650:41
[INFO] [stdout]     |
[INFO] [stdout] 650 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:661:41
[INFO] [stdout]     |
[INFO] [stdout] 661 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:679:55
[INFO] [stdout]     |
[INFO] [stdout] 679 | ...                   egui::Stroke::new(1.0, egui::Color32::RED.gamma_multiply(0.2)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:690:41
[INFO] [stdout]     |
[INFO] [stdout] 690 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:701:41
[INFO] [stdout]     |
[INFO] [stdout] 701 | ...                   1.0,
[INFO] [stdout]     |                       ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:719:55
[INFO] [stdout]     |
[INFO] [stdout] 719 | ...                   egui::Stroke::new(1.0, egui::Color32::RED.gamma_multiply(0.2)),
[INFO] [stdout]     |                                         ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:776:43
[INFO] [stdout]     |
[INFO] [stdout] 776 |                         egui::Stroke::new(1.0, MAIN_DIR_COLOR),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_d.rs:789:43
[INFO] [stdout]     |
[INFO] [stdout] 789 |                         egui::Stroke::new(1.0, egui::Color32::PURPLE),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `1.0_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_f.rs:129:35
[INFO] [stdout]     |
[INFO] [stdout] 129 |                 egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]     |                                   ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_g.rs:161:35
[INFO] [stdout]     |
[INFO] [stdout] 161 |                 egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.5)),
[INFO] [stdout]     |                                   ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_g.rs:176:43
[INFO] [stdout]     |
[INFO] [stdout] 176 |                         egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.3)),
[INFO] [stdout]     |                                           ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: falling back to `f32` as the trait bound `f32: From<f64>` is not satisfied
[INFO] [stdout]    --> src/slides/100_layouting_h.rs:114:31
[INFO] [stdout]     |
[INFO] [stdout] 114 |             egui::Stroke::new(0.5, egui::Color32::DARK_GRAY.gamma_multiply(0.45)),
[INFO] [stdout]     |                               ^^^ help: explicitly specify the type as `f32`: `0.5_f32`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #154024 <https://github.com/rust-lang/rust/issues/154024>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_desired_rows` is never used
[INFO] [stdout]   --> src/utility/code.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CodeConfig {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn with_desired_rows(mut self, desired_rows: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE` is never used
[INFO] [stdout]  --> src/slides/090_drawing_things_f.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const CODE: &str = r#""#;
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example2` is never used
[INFO] [stdout]   --> src/slides/100_layouting_h.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn example2(ui: &mut egui::Ui) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Example2` is never constructed
[INFO] [stdout]   --> src/slides/100_layouting_h.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct Example2 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Ui::button` that must be used
[INFO] [stdout]   --> src/slides/040_simple_button_c.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 ui.button("Click Me");
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 let _ = ui.button("Click Me");
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_desired_rows` is never used
[INFO] [stdout]   --> src/utility/code.rs:36:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CodeConfig {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 36 |     pub fn with_desired_rows(mut self, desired_rows: usize) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CODE` is never used
[INFO] [stdout]  --> src/slides/090_drawing_things_f.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const CODE: &str = r#""#;
[INFO] [stdout]   |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `example2` is never used
[INFO] [stdout]   --> src/slides/100_layouting_h.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn example2(ui: &mut egui::Ui) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Example2` is never constructed
[INFO] [stdout]   --> src/slides/100_layouting_h.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | struct Example2 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Ui::button` that must be used
[INFO] [stdout]   --> src/slides/040_simple_button_c.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 ui.button("Click Me");
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 let _ = ui.button("Click Me");
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] running `Command { std: "docker" "inspect" "1aab6417feade4c49fd0d98ce8c34723ca24cc1ca38fbfb82d6e173d3ac56d0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aab6417feade4c49fd0d98ce8c34723ca24cc1ca38fbfb82d6e173d3ac56d0e", kill_on_drop: false }`
[INFO] [stdout] 1aab6417feade4c49fd0d98ce8c34723ca24cc1ca38fbfb82d6e173d3ac56d0e
