[INFO] fetching crate aflak_imgui 0.18.1...
[INFO] checking aflak_imgui-0.18.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate aflak_imgui 0.18.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate aflak_imgui 0.18.1 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aflak_imgui 0.18.1
[INFO] finished tweaking crates.io crate aflak_imgui 0.18.1
[INFO] tweaked toml for crates.io crate aflak_imgui 0.18.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aflak_imgui-sys v0.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90c5130b508e90bf4c94094d7d7027743b0a9b6978158db76ee3e92fd3fffcc6
[INFO] running `Command { std: "docker" "start" "-a" "90c5130b508e90bf4c94094d7d7027743b0a9b6978158db76ee3e92fd3fffcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90c5130b508e90bf4c94094d7d7027743b0a9b6978158db76ee3e92fd3fffcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c5130b508e90bf4c94094d7d7027743b0a9b6978158db76ee3e92fd3fffcc6", kill_on_drop: false }`
[INFO] [stdout] 90c5130b508e90bf4c94094d7d7027743b0a9b6978158db76ee3e92fd3fffcc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a81e27d4bb4c6ba3e2fcfa8fe7298172b978913a72b56c78570590262154df7
[INFO] running `Command { std: "docker" "start" "-a" "7a81e27d4bb4c6ba3e2fcfa8fe7298172b978913a72b56c78570590262154df7", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling aflak_imgui-sys v0.18.1
[INFO] [stderr]     Checking aflak_imgui v0.18.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/child_frame.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/child_frame.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/color_editors.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/color_editors.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/drag.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/drag.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/fonts.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/fonts.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/image.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/image.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/input.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/input.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/menus.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/plothistogram.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/menus.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/plotlines.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/progressbar.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/plothistogram.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/sliders.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/trees.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/plotlines.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/window.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/window_draw_list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/progressbar.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/sliders.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/trees.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/window.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:492:17
[INFO] [stdout]     |
[INFO] [stdout] 492 |                 try!(f(&self, draw_list));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `sys` is imported redundantly
[INFO] [stdout]  --> src/window_draw_list.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sys;
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub extern crate aflak_imgui_sys as sys;
[INFO] [stdout]   | ---------------------------------------- the item `sys` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:492:17
[INFO] [stdout]     |
[INFO] [stdout] 492 |                 try!(f(&self, draw_list));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/fonts.rs:163:35
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let mut config = mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/fonts.rs:231:48
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let mut display_offset = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/texture.rs:36:30
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct AnyTexture(Rc<Box<ImTexture>>);
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct AnyTexture(Rc<Box<dyn ImTexture>>);
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/fonts.rs:163:35
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let mut config = mem::uninitialized();
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/fonts.rs:231:48
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let mut display_offset = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/texture.rs:36:30
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct AnyTexture(Rc<Box<ImTexture>>);
[INFO] [stdout]    |                              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct AnyTexture(Rc<Box<dyn ImTexture>>);
[INFO] [stdout]    |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/texture.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 |     type Target = Box<ImTexture>;
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |     type Target = Box<dyn ImTexture>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/texture.rs:50:23
[INFO] [stdout]    |
[INFO] [stdout] 50 |     type Target = Box<ImTexture>;
[INFO] [stdout]    |                       ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 50 |     type Target = Box<dyn ImTexture>;
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `sys::ImFontConfig` does not permit being left uninitialized
[INFO] [stdout]    --> src/fonts.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let mut config = mem::uninitialized();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this code causes undefined behavior when executed
[INFO] [stdout]     |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `ImVec2` does not permit being left uninitialized
[INFO] [stdout]    --> src/fonts.rs:231:43
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let mut display_offset = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           this code causes undefined behavior when executed
[INFO] [stdout]     |                                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `sys::ImFontConfig` does not permit being left uninitialized
[INFO] [stdout]    --> src/fonts.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |             let mut config = mem::uninitialized();
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              this code causes undefined behavior when executed
[INFO] [stdout]     |                              help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: raw pointers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `ImVec2` does not permit being left uninitialized
[INFO] [stdout]    --> src/fonts.rs:231:43
[INFO] [stdout]     |
[INFO] [stdout] 231 |         let mut display_offset = unsafe { mem::uninitialized() };
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                                           |
[INFO] [stdout]     |                                           this code causes undefined behavior when executed
[INFO] [stdout]     |                                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "7a81e27d4bb4c6ba3e2fcfa8fe7298172b978913a72b56c78570590262154df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a81e27d4bb4c6ba3e2fcfa8fe7298172b978913a72b56c78570590262154df7", kill_on_drop: false }`
[INFO] [stdout] 7a81e27d4bb4c6ba3e2fcfa8fe7298172b978913a72b56c78570590262154df7
