[INFO] cloning repository https://github.com/DarkTong/rt_vk_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DarkTong/rt_vk_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkTong%2Frt_vk_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkTong%2Frt_vk_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25363193aaddaacb7531fd7982a3a2f14f2b429a
[INFO] building DarkTong/rt_vk_example against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarkTong%2Frt_vk_example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DarkTong/rt_vk_example on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DarkTong/rt_vk_example
[INFO] finished tweaking git repo https://github.com/DarkTong/rt_vk_example
[INFO] tweaked toml for git repo https://github.com/DarkTong/rt_vk_example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/DarkTong/rt_vk_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa4335140cecf0ffb4fe7065613e4d4380630c1fa9ed253710e0548cde7b4a8f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa4335140cecf0ffb4fe7065613e4d4380630c1fa9ed253710e0548cde7b4a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa4335140cecf0ffb4fe7065613e4d4380630c1fa9ed253710e0548cde7b4a8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4335140cecf0ffb4fe7065613e4d4380630c1fa9ed253710e0548cde7b4a8f", kill_on_drop: false }`
[INFO] [stdout] aa4335140cecf0ffb4fe7065613e4d4380630c1fa9ed253710e0548cde7b4a8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a34d7af4b81c7b09ba2cbbb2ee2dd1d52c19c6f800c14d52db0e41385d34f4fa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a34d7af4b81c7b09ba2cbbb2ee2dd1d52c19c6f800c14d52db0e41385d34f4fa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling xml-rs v0.8.3
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[INFO] [stderr]    Compiling nix v0.14.1
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[INFO] [stderr]    Compiling cc v1.0.60
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
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[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling ash v0.31.0
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling wayland-scanner v0.21.13
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling wayland-sys v0.21.13
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
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[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling ash-window v0.4.1
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling rt_vk_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/base/ri.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/base/buffer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ext`
[INFO] [stdout]  --> src/base/surface.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ext, khr
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::buffer`
[INFO] [stdout]   --> src/base/surface.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::buffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/base/surface.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(backend: Rc<Backend>, window: &winit::Window)
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/app.rs:280:22
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn render(&self, app_obj: &App)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/app.rs:294:22
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn update(&self, app_obj: &App, delta_timer: f64)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_timer`
[INFO] [stdout]    --> src/app.rs:294:37
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn update(&self, app_obj: &App, delta_timer: f64)
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer_scale`
[INFO] [stdout]   --> src/app.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     timer_scale: Cell<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/base/ri.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 | /                     format!("Select physical device is error. sum is {}, select is {}",
[INFO] [stdout] 89 | |                         physical_devices.len(), select_gpu_idx)
[INFO] [stdout]    | |_______________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     "Select physical device is error. sum is {}, select is {}",
[INFO] [stdout] 89 |                         physical_devices.len(), select_gpu_idx
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/app.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             device.device_wait_idle();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/app.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     self.backend.borrow().device.queue_wait_idle(self.graphic_queue);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell`
[INFO] [stdout]  --> src/bin/triangle.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> src/bin/triangle.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/bin/triangle.rs:186:22
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn update(&self, app_obj: &app::App, delta_time: f64)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_time`
[INFO] [stdout]    --> src/bin/triangle.rs:186:42
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn update(&self, app_obj: &app::App, delta_time: f64)
[INFO] [stdout]     |                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "a34d7af4b81c7b09ba2cbbb2ee2dd1d52c19c6f800c14d52db0e41385d34f4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34d7af4b81c7b09ba2cbbb2ee2dd1d52c19c6f800c14d52db0e41385d34f4fa", kill_on_drop: false }`
[INFO] [stdout] a34d7af4b81c7b09ba2cbbb2ee2dd1d52c19c6f800c14d52db0e41385d34f4fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8afa16ff07c626b80544ae9ca2c87064bd369864c7ae51822245def9f129de0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b8afa16ff07c626b80544ae9ca2c87064bd369864c7ae51822245def9f129de0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rt_vk_example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/base/ri.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/base/buffer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ext`
[INFO] [stdout]  --> src/base/surface.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ext, khr
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::buffer`
[INFO] [stdout]   --> src/base/surface.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::buffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/base/surface.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(backend: Rc<Backend>, window: &winit::Window)
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/app.rs:280:22
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn render(&self, app_obj: &App)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/app.rs:294:22
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn update(&self, app_obj: &App, delta_timer: f64)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_timer`
[INFO] [stdout]    --> src/app.rs:294:37
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn update(&self, app_obj: &App, delta_timer: f64)
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer_scale`
[INFO] [stdout]   --> src/app.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     timer_scale: Cell<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/base/ri.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 | /                     format!("Select physical device is error. sum is {}, select is {}",
[INFO] [stdout] 89 | |                         physical_devices.len(), select_gpu_idx)
[INFO] [stdout]    | |_______________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     "Select physical device is error. sum is {}, select is {}",
[INFO] [stdout] 89 |                         physical_devices.len(), select_gpu_idx
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/app.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             device.device_wait_idle();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/app.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     self.backend.borrow().device.queue_wait_idle(self.graphic_queue);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]   --> src/base/ri.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::RefCell`
[INFO] [stdout]  --> src/base/buffer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell::RefCell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ext`
[INFO] [stdout]  --> src/base/surface.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ext, khr
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::buffer`
[INFO] [stdout]   --> src/base/surface.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::buffer;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell`
[INFO] [stdout]  --> src/bin/triangle.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::cell;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> src/bin/triangle.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::ops;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/bin/triangle.rs:186:22
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn update(&self, app_obj: &app::App, delta_time: f64)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_time`
[INFO] [stdout]    --> src/bin/triangle.rs:186:42
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn update(&self, app_obj: &app::App, delta_time: f64)
[INFO] [stdout]     |                                          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_time`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/base/surface.rs:27:38
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn new(backend: Rc<Backend>, window: &winit::Window)
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/app.rs:280:22
[INFO] [stdout]     |
[INFO] [stdout] 280 |     fn render(&self, app_obj: &App)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `app_obj`
[INFO] [stdout]    --> src/app.rs:294:22
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn update(&self, app_obj: &App, delta_timer: f64)
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_app_obj`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `delta_timer`
[INFO] [stdout]    --> src/app.rs:294:37
[INFO] [stdout]     |
[INFO] [stdout] 294 |     fn update(&self, app_obj: &App, delta_timer: f64)
[INFO] [stdout]     |                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_delta_timer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer_scale`
[INFO] [stdout]   --> src/app.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     timer_scale: Cell<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/base/ri.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 | /                     format!("Select physical device is error. sum is {}, select is {}",
[INFO] [stdout] 89 | |                         physical_devices.len(), select_gpu_idx)
[INFO] [stdout]    | |_______________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 88 |                     "Select physical device is error. sum is {}, select is {}",
[INFO] [stdout] 89 |                         physical_devices.len(), select_gpu_idx
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/app.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             device.device_wait_idle();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/app.rs:262:21
[INFO] [stdout]     |
[INFO] [stdout] 262 |                     self.backend.borrow().device.queue_wait_idle(self.graphic_queue);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "b8afa16ff07c626b80544ae9ca2c87064bd369864c7ae51822245def9f129de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8afa16ff07c626b80544ae9ca2c87064bd369864c7ae51822245def9f129de0", kill_on_drop: false }`
[INFO] [stdout] b8afa16ff07c626b80544ae9ca2c87064bd369864c7ae51822245def9f129de0
