[INFO] fetching crate nobs-vkmem 0.2.0...
[INFO] building nobs-vkmem-0.2.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate nobs-vkmem 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate nobs-vkmem 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nobs-vkmem 0.2.0
[INFO] tweaked toml for crates.io crate nobs-vkmem 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nobs-vkmem 0.2.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f44220a224a9b4e9a3edd3b3085b8e3bfc6495df7151f2311ae68bb8e355ee7c
[INFO] running `Command { std: "docker" "start" "-a" "f44220a224a9b4e9a3edd3b3085b8e3bfc6495df7151f2311ae68bb8e355ee7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f44220a224a9b4e9a3edd3b3085b8e3bfc6495df7151f2311ae68bb8e355ee7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f44220a224a9b4e9a3edd3b3085b8e3bfc6495df7151f2311ae68bb8e355ee7c", kill_on_drop: false }`
[INFO] [stdout] f44220a224a9b4e9a3edd3b3085b8e3bfc6495df7151f2311ae68bb8e355ee7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6bb188efa346254250ff71d78c281e7380c7cf0a3c837ff1a7446b4b382c44b
[INFO] running `Command { std: "docker" "start" "-a" "d6bb188efa346254250ff71d78c281e7380c7cf0a3c837ff1a7446b4b382c44b", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling nobs-vk v0.2.0
[INFO] [stderr]    Compiling nobs-vkmem v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/builder.rs:348:34
[INFO] [stdout]     |
[INFO] [stdout] 348 |         info: unsafe { std::mem::uninitialized() },
[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/lib.rs:223:49
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let mut requirements = unsafe { std::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/page.rs:35:47
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut requirements = unsafe { std::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/lib.rs:252:49
[INFO] [stdout]     |
[INFO] [stdout] 252 |       let mut requirements = unsafe { std::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/lib.rs:472:75
[INFO] [stdout]     |
[INFO] [stdout] 472 |     let mut properties: vk::PhysicalDeviceProperties = unsafe { std::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/lib.rs:492:52
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let mut device_properties = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:163:51
[INFO] [stdout]     |
[INFO] [stdout] 163 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer {
[INFO] [stdout]     |                                    --             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 163 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:170:50
[INFO] [stdout]     |
[INFO] [stdout] 170 |   pub fn new_image(self, handle: &'a mut u64) -> Image {
[INFO] [stdout]     |                                   --             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 170 |   pub fn new_image(self, handle: &'a mut u64) -> Image<'a> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:299:50
[INFO] [stdout]     |
[INFO] [stdout] 299 |   pub fn new_image(self, handle: &'a mut u64) -> Image {
[INFO] [stdout]     |                                   --             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 299 |   pub fn new_image(self, handle: &'a mut u64) -> Image<'a> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `ImageCreateInfo` does not permit being left uninitialized
[INFO] [stdout]    --> src/builder.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |         info: unsafe { std::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: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]   --> src/page.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:223:39
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:543:51
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer {
[INFO] [stdout]     |                                    --             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:252:39
[INFO] [stdout]     |
[INFO] [stdout] 252 |       let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:472:65
[INFO] [stdout]     |
[INFO] [stdout] 472 |     let mut properties: vk::PhysicalDeviceProperties = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceMemoryProperties` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:492:42
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let mut device_properties = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.61s
[INFO] running `Command { std: "docker" "inspect" "d6bb188efa346254250ff71d78c281e7380c7cf0a3c837ff1a7446b4b382c44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6bb188efa346254250ff71d78c281e7380c7cf0a3c837ff1a7446b4b382c44b", kill_on_drop: false }`
[INFO] [stdout] d6bb188efa346254250ff71d78c281e7380c7cf0a3c837ff1a7446b4b382c44b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8379bd46a2b861a442200457328384477e6f15acc8c7fcd343a6ec557dfe5ae1
[INFO] running `Command { std: "docker" "start" "-a" "8379bd46a2b861a442200457328384477e6f15acc8c7fcd343a6ec557dfe5ae1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nobs-vkmem v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> src/builder.rs:348:34
[INFO] [stdout]     |
[INFO] [stdout] 348 |         info: unsafe { std::mem::uninitialized() },
[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/lib.rs:223:49
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let mut requirements = unsafe { std::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/page.rs:35:47
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut requirements = unsafe { std::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/lib.rs:252:49
[INFO] [stdout]     |
[INFO] [stdout] 252 |       let mut requirements = unsafe { std::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/lib.rs:472:75
[INFO] [stdout]     |
[INFO] [stdout] 472 |     let mut properties: vk::PhysicalDeviceProperties = unsafe { std::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/lib.rs:492:52
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let mut device_properties = unsafe { std::mem::uninitialized() };
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:163:51
[INFO] [stdout]     |
[INFO] [stdout] 163 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer {
[INFO] [stdout]     |                                    --             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 163 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:170:50
[INFO] [stdout]     |
[INFO] [stdout] 170 |   pub fn new_image(self, handle: &'a mut u64) -> Image {
[INFO] [stdout]     |                                   --             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 170 |   pub fn new_image(self, handle: &'a mut u64) -> Image<'a> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:299:50
[INFO] [stdout]     |
[INFO] [stdout] 299 |   pub fn new_image(self, handle: &'a mut u64) -> Image {
[INFO] [stdout]     |                                   --             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 299 |   pub fn new_image(self, handle: &'a mut u64) -> Image<'a> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `ImageCreateInfo` does not permit being left uninitialized
[INFO] [stdout]    --> src/builder.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |         info: unsafe { std::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: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]   --> src/page.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:223:39
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:543:51
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer {
[INFO] [stdout]     |                                    --             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:252:39
[INFO] [stdout]     |
[INFO] [stdout] 252 |       let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:472:65
[INFO] [stdout]     |
[INFO] [stdout] 472 |     let mut properties: vk::PhysicalDeviceProperties = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceMemoryProperties` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:492:42
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let mut device_properties = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/page.rs:35:47
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut requirements = unsafe { std::mem::uninitialized() };
[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/lib.rs:223:49
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let mut requirements = unsafe { std::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/lib.rs:252:49
[INFO] [stdout]     |
[INFO] [stdout] 252 |       let mut requirements = unsafe { std::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/lib.rs:472:75
[INFO] [stdout]     |
[INFO] [stdout] 472 |     let mut properties: vk::PhysicalDeviceProperties = unsafe { std::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/lib.rs:492:52
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let mut device_properties = unsafe { std::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/builder.rs:348:34
[INFO] [stdout]     |
[INFO] [stdout] 348 |         info: unsafe { std::mem::uninitialized() },
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, and `c` are never read
[INFO] [stdout]  --> examples/main.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Ub {
[INFO] [stdout]   |        -- fields in this struct
[INFO] [stdout] 6 |   a: u32,
[INFO] [stdout]   |   ^
[INFO] [stdout] 7 |   b: u32,
[INFO] [stdout]   |   ^
[INFO] [stdout] 8 |   c: u32,
[INFO] [stdout]   |   ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Ub` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:163:51
[INFO] [stdout]     |
[INFO] [stdout] 163 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer {
[INFO] [stdout]     |                                    --             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 163 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:170:50
[INFO] [stdout]     |
[INFO] [stdout] 170 |   pub fn new_image(self, handle: &'a mut u64) -> Image {
[INFO] [stdout]     |                                   --             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 170 |   pub fn new_image(self, handle: &'a mut u64) -> Image<'a> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:299:50
[INFO] [stdout]     |
[INFO] [stdout] 299 |   pub fn new_image(self, handle: &'a mut u64) -> Image {
[INFO] [stdout]     |                                   --             ^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                   |
[INFO] [stdout]     |                                   the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 299 |   pub fn new_image(self, handle: &'a mut u64) -> Image<'a> {
[INFO] [stdout]     |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:223:39
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:252:39
[INFO] [stdout]     |
[INFO] [stdout] 252 |       let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:472:65
[INFO] [stdout]     |
[INFO] [stdout] 472 |     let mut properties: vk::PhysicalDeviceProperties = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceMemoryProperties` does not permit being left uninitialized
[INFO] [stdout]    --> src/lib.rs:492:42
[INFO] [stdout]     |
[INFO] [stdout] 492 |     let mut device_properties = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `MemoryRequirements` does not permit being left uninitialized
[INFO] [stdout]   --> src/page.rs:35:37
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut requirements = unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `ImageCreateInfo` does not permit being left uninitialized
[INFO] [stdout]    --> src/builder.rs:348:24
[INFO] [stdout]     |
[INFO] [stdout] 348 |         info: unsafe { std::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: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/builder.rs:543:51
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer {
[INFO] [stdout]     |                                    --             ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn new_buffer(self, handle: &'a mut u64) -> Buffer<'a> {
[INFO] [stdout]     |                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "8379bd46a2b861a442200457328384477e6f15acc8c7fcd343a6ec557dfe5ae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8379bd46a2b861a442200457328384477e6f15acc8c7fcd343a6ec557dfe5ae1", kill_on_drop: false }`
[INFO] [stdout] 8379bd46a2b861a442200457328384477e6f15acc8c7fcd343a6ec557dfe5ae1