[INFO] fetching crate nobs-vk 0.2.0...
[INFO] testing nobs-vk-0.2.0 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate nobs-vk 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate nobs-vk 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nobs-vk 0.2.0
[INFO] tweaked toml for crates.io crate nobs-vk 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nobs-vk 0.2.0 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91dc4ec7a745f8a51e99e1677235f1b26c0c12775254b87a4a616fa90bf00016
[INFO] running `Command { std: "docker" "start" "-a" "91dc4ec7a745f8a51e99e1677235f1b26c0c12775254b87a4a616fa90bf00016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91dc4ec7a745f8a51e99e1677235f1b26c0c12775254b87a4a616fa90bf00016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91dc4ec7a745f8a51e99e1677235f1b26c0c12775254b87a4a616fa90bf00016", kill_on_drop: false }`
[INFO] [stdout] 91dc4ec7a745f8a51e99e1677235f1b26c0c12775254b87a4a616fa90bf00016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fe4d1fe4333edc4427b7e1d8c2c40ecbf7ad5d3b22491c6cb57f36526fdaf87
[INFO] running `Command { std: "docker" "start" "-a" "7fe4d1fe4333edc4427b7e1d8c2c40ecbf7ad5d3b22491c6cb57f36526fdaf87", kill_on_drop: false }`
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling nobs-vk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/device/physical_device.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut features = 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/device/physical_device.rs:82:45
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut properties = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:7371:95
[INFO] [stdout]      |
[INFO] [stdout] 7371 | extern "system" fn CmdSetBlendConstants_panic(_commandBuffer: CommandBuffer, _blendConstants: [f32; 4]){
[INFO] [stdout]      |                                                                                               ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]      = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceFeatures` does not permit being left uninitialized
[INFO] [stdout]     --> src/device/physical_device.rs:79:33
[INFO] [stdout]      |
[INFO] [stdout] 79   |     let mut features = 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 (in this struct field)
[INFO] [stdout]     --> src/lib.rs:3231:3
[INFO] [stdout]      |
[INFO] [stdout] 3231 |   pub robustBufferAccess: Bool32,
[INFO] [stdout]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]     --> src/device/physical_device.rs:82:35
[INFO] [stdout]      |
[INFO] [stdout] 82   |     let mut 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 (in this struct field)
[INFO] [stdout]     --> src/lib.rs:2262:3
[INFO] [stdout]      |
[INFO] [stdout] 2262 |   pub apiVersion: u32,
[INFO] [stdout]      |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stdout]   --> src/instance.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |       if !(ptr as *const c_void).is_null() {
[INFO] [stdout]    |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expression has type `extern "system" fn()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/instance.rs:300:11
[INFO] [stdout]     |
[INFO] [stdout] 300 |       if !(ptr as *const c_void).is_null() {
[INFO] [stdout]     |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            expression has type `extern "system" fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "7fe4d1fe4333edc4427b7e1d8c2c40ecbf7ad5d3b22491c6cb57f36526fdaf87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe4d1fe4333edc4427b7e1d8c2c40ecbf7ad5d3b22491c6cb57f36526fdaf87", kill_on_drop: false }`
[INFO] [stdout] 7fe4d1fe4333edc4427b7e1d8c2c40ecbf7ad5d3b22491c6cb57f36526fdaf87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fb4b7a427d5b83addd7111de2bd67f6188bf85f6dd4373f26e3d272fcea03c5
[INFO] running `Command { std: "docker" "start" "-a" "3fb4b7a427d5b83addd7111de2bd67f6188bf85f6dd4373f26e3d272fcea03c5", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/device/physical_device.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut features = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nobs-vk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/device/physical_device.rs:82:45
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut properties = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:7371:95
[INFO] [stdout]      |
[INFO] [stdout] 7371 | extern "system" fn CmdSetBlendConstants_panic(_commandBuffer: CommandBuffer, _blendConstants: [f32; 4]){
[INFO] [stdout]      |                                                                                               ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]      = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceFeatures` does not permit being left uninitialized
[INFO] [stdout]     --> src/device/physical_device.rs:79:33
[INFO] [stdout]      |
[INFO] [stdout] 79   |     let mut features = 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 (in this struct field)
[INFO] [stdout]     --> src/lib.rs:3231:3
[INFO] [stdout]      |
[INFO] [stdout] 3231 |   pub robustBufferAccess: Bool32,
[INFO] [stdout]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]     --> src/device/physical_device.rs:82:35
[INFO] [stdout]      |
[INFO] [stdout] 82   |     let mut 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 (in this struct field)
[INFO] [stdout]     --> src/lib.rs:2262:3
[INFO] [stdout]      |
[INFO] [stdout] 2262 |   pub apiVersion: u32,
[INFO] [stdout]      |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stdout]   --> src/instance.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |       if !(ptr as *const c_void).is_null() {
[INFO] [stdout]    |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expression has type `extern "system" fn()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/instance.rs:300:11
[INFO] [stdout]     |
[INFO] [stdout] 300 |       if !(ptr as *const c_void).is_null() {
[INFO] [stdout]     |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            expression has type `extern "system" fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> examples/info.rs:53:63
[INFO] [stdout]    |
[INFO] [stdout] 53 |   let mut props: vk::PhysicalDeviceProperties = unsafe { mem::uninitialized() };
[INFO] [stdout]    |                                                               ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]   --> examples/info.rs:53:58
[INFO] [stdout]    |
[INFO] [stdout] 53 |   let mut props: vk::PhysicalDeviceProperties = 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: integers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/device/physical_device.rs:79:43
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut features = 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/device/physical_device.rs:82:45
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut properties = unsafe { std::mem::uninitialized() };
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stdout]     --> src/lib.rs:7371:95
[INFO] [stdout]      |
[INFO] [stdout] 7371 | extern "system" fn CmdSetBlendConstants_panic(_commandBuffer: CommandBuffer, _blendConstants: [f32; 4]){
[INFO] [stdout]      |                                                                                               ^^^^^^^^ not FFI-safe
[INFO] [stdout]      |
[INFO] [stdout]      = help: consider passing a pointer to the array
[INFO] [stdout]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout]      = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceFeatures` does not permit being left uninitialized
[INFO] [stdout]     --> src/device/physical_device.rs:79:33
[INFO] [stdout]      |
[INFO] [stdout] 79   |     let mut features = 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 (in this struct field)
[INFO] [stdout]     --> src/lib.rs:3231:3
[INFO] [stdout]      |
[INFO] [stdout] 3231 |   pub robustBufferAccess: Bool32,
[INFO] [stdout]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stdout]     --> src/device/physical_device.rs:82:35
[INFO] [stdout]      |
[INFO] [stdout] 82   |     let mut 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 (in this struct field)
[INFO] [stdout]     --> src/lib.rs:2262:3
[INFO] [stdout]      |
[INFO] [stdout] 2262 |   pub apiVersion: u32,
[INFO] [stdout]      |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stdout]   --> src/instance.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |       if !(ptr as *const c_void).is_null() {
[INFO] [stdout]    |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            expression has type `extern "system" fn()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stdout]    --> src/instance.rs:300:11
[INFO] [stdout]     |
[INFO] [stdout] 300 |       if !(ptr as *const c_void).is_null() {
[INFO] [stdout]     |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            expression has type `extern "system" fn()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "3fb4b7a427d5b83addd7111de2bd67f6188bf85f6dd4373f26e3d272fcea03c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fb4b7a427d5b83addd7111de2bd67f6188bf85f6dd4373f26e3d272fcea03c5", kill_on_drop: false }`
[INFO] [stdout] 3fb4b7a427d5b83addd7111de2bd67f6188bf85f6dd4373f26e3d272fcea03c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c04d6e063479ef5dd9443aceddd9024ca9bcb2c43dbf06e3d7a38218fecc7c13
[INFO] running `Command { std: "docker" "start" "-a" "c04d6e063479ef5dd9443aceddd9024ca9bcb2c43dbf06e3d7a38218fecc7c13", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device/physical_device.rs:79:43
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let mut features = unsafe { std::mem::uninitialized() };
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/device/physical_device.rs:82:45
[INFO] [stderr]    |
[INFO] [stderr] 82 |     let mut properties = unsafe { std::mem::uninitialized() };
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `[f32; 4]`, which is not FFI-safe
[INFO] [stderr]     --> src/lib.rs:7371:95
[INFO] [stderr]      |
[INFO] [stderr] 7371 | extern "system" fn CmdSetBlendConstants_panic(_commandBuffer: CommandBuffer, _blendConstants: [f32; 4]){
[INFO] [stderr]      |                                                                                               ^^^^^^^^ not FFI-safe
[INFO] [stderr]      |
[INFO] [stderr]      = help: consider passing a pointer to the array
[INFO] [stderr]      = note: passing raw arrays by value is not FFI-safe
[INFO] [stderr]      = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `PhysicalDeviceFeatures` does not permit being left uninitialized
[INFO] [stderr]     --> src/device/physical_device.rs:79:33
[INFO] [stderr]      |
[INFO] [stderr] 79   |     let mut features = unsafe { std::mem::uninitialized() };
[INFO] [stderr]      |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                 |
[INFO] [stderr]      |                                 this code causes undefined behavior when executed
[INFO] [stderr]      |                                 help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:3231:3
[INFO] [stderr]      |
[INFO] [stderr] 3231 |   pub robustBufferAccess: Bool32,
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stderr]     --> src/device/physical_device.rs:82:35
[INFO] [stderr]      |
[INFO] [stderr] 82   |     let mut properties = unsafe { std::mem::uninitialized() };
[INFO] [stderr]      |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |                                   |
[INFO] [stderr]      |                                   this code causes undefined behavior when executed
[INFO] [stderr]      |                                   help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]      |
[INFO] [stderr] note: integers must be initialized (in this struct field)
[INFO] [stderr]     --> src/lib.rs:2262:3
[INFO] [stderr]      |
[INFO] [stderr] 2262 |   pub apiVersion: u32,
[INFO] [stderr]      |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stderr]   --> src/instance.rs:37:11
[INFO] [stderr]    |
[INFO] [stderr] 37 |       if !(ptr as *const c_void).is_null() {
[INFO] [stderr]    |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |            |
[INFO] [stderr]    |            expression has type `extern "system" fn()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stderr]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function pointers are not nullable, so checking them for null will always return false
[INFO] [stderr]    --> src/instance.rs:300:11
[INFO] [stderr]     |
[INFO] [stderr] 300 |       if !(ptr as *const c_void).is_null() {
[INFO] [stderr]     |           ^---^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |            |
[INFO] [stderr]     |            expression has type `extern "system" fn()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: wrap the function pointer inside an `Option` and use `Option::is_none` to check for null pointer value
[INFO] [stderr] 
[INFO] [stderr] warning: `nobs-vk` (lib) generated 7 warnings
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]   --> examples/info.rs:53:63
[INFO] [stderr]    |
[INFO] [stderr] 53 |   let mut props: vk::PhysicalDeviceProperties = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                               ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `PhysicalDeviceProperties` does not permit being left uninitialized
[INFO] [stderr]   --> examples/info.rs:53:58
[INFO] [stderr]    |
[INFO] [stderr] 53 |   let mut props: vk::PhysicalDeviceProperties = unsafe { mem::uninitialized() };
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |                                                          |
[INFO] [stderr]    |                                                          this code causes undefined behavior when executed
[INFO] [stderr]    |                                                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]    |
[INFO] [stderr]    = note: integers must be initialized
[INFO] [stderr]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `nobs-vk` (example "info") generated 2 warnings
[INFO] [stderr] warning: `nobs-vk` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nobs_vk-bb28da4ef1e93aaf)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nobs_vk
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - VkLib::new (line 8357) ... ok
[INFO] [stdout] test src/lib.rs - vk_check (line 13297) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] test src/instance.rs - instance::Builder (line 71) ... ok
[INFO] [stdout] test src/device/device.rs - device::device::Builder (line 55) ... ok
[INFO] [stdout] test src/lib.rs - VkLib::new (line 8353) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] test src/device/physical_device.rs - device::physical_device::PhysicalDevice::enumerate_all (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:19:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 3
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6009fab571b2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6009fab571b2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6009fab571b2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6009fab571b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6009fab72b13 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6009fab72b13 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6009fab54ed3 - std::io::default_write_fmt::h92ac9345fd53cc14
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6009fab54ed3 - std::io::Write::write_fmt::h5ebaf381f8338068
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6009fab57002 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6009fab58086 - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6009fab57e89 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x6009fab58a52 - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x6009fab587ea - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x6009fab576a9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x6009fab5847d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x6009fab72020 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x6009fab72287 - core::panicking::assert_failed_inner::h6a89cd271393c011
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:448:17
[INFO] [stdout]   17:     0x6009fab27a3d - core::panicking::assert_failed::h2814848d3a32a3be
[INFO] [stdout]   18:     0x6009fab27c88 - rust_out::main::h4293891446a396e5
[INFO] [stdout]   19:     0x6009fab27863 - core::ops::function::FnOnce::call_once::h1b7f0f4a0fa90646
[INFO] [stdout]   20:     0x6009fab277b6 - std::sys::backtrace::__rust_begin_short_backtrace::h93ddb45b5142a0f2
[INFO] [stdout]   21:     0x6009fab27799 - std::rt::lang_start::{{closure}}::hc7952c01b1103b9a
[INFO] [stdout]   22:     0x6009fab52df0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3929e8466919df6
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x6009fab52df0 - std::panicking::catch_unwind::do_call::hed30a66745299fca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x6009fab52df0 - std::panicking::catch_unwind::hdfb0bc9563518507
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x6009fab52df0 - std::panic::catch_unwind::hd0a1d748acfba573
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x6009fab52df0 - std::rt::lang_start_internal::{{closure}}::h0c1845f1b3064b93
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x6009fab52df0 - std::panicking::catch_unwind::do_call::h1114c52e864472d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x6009fab52df0 - std::panicking::catch_unwind::h91938c6665615bc7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x6009fab52df0 - std::panic::catch_unwind::h0c65d4211626564a
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x6009fab52df0 - std::rt::lang_start_internal::hc41e58da8618ff02
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x6009fab27781 - std::rt::lang_start::hcc2a7507424cf42d
[INFO] [stdout]   32:     0x6009fab27d25 - main
[INFO] [stdout]   33:     0x74ee2408e1ca - <unknown>
[INFO] [stdout]   34:     0x74ee2408e28b - __libc_start_main
[INFO] [stdout]   35:     0x6009fab27695 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.93s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c04d6e063479ef5dd9443aceddd9024ca9bcb2c43dbf06e3d7a38218fecc7c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c04d6e063479ef5dd9443aceddd9024ca9bcb2c43dbf06e3d7a38218fecc7c13", kill_on_drop: false }`
[INFO] [stdout] c04d6e063479ef5dd9443aceddd9024ca9bcb2c43dbf06e3d7a38218fecc7c13
