[INFO] cloning repository https://github.com/agkdc1/QEDSTACK
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/agkdc1/QEDSTACK" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagkdc1%2FQEDSTACK", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagkdc1%2FQEDSTACK'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c261508fde3853fa81198e51e7d2fa3926c9d1e3
[INFO] checking agkdc1/QEDSTACK against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fagkdc1%2FQEDSTACK" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/agkdc1/QEDSTACK
[INFO] finished tweaking git repo https://github.com/agkdc1/QEDSTACK
[INFO] tweaked toml for git repo https://github.com/agkdc1/QEDSTACK written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/agkdc1/QEDSTACK on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/agkdc1/QEDSTACK already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f5a60dbbfdbafd1c9e171bade0a29223362c8313c61dd23d5a753bc5ab24405
[INFO] running `Command { std: "docker" "start" "-a" "6f5a60dbbfdbafd1c9e171bade0a29223362c8313c61dd23d5a753bc5ab24405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f5a60dbbfdbafd1c9e171bade0a29223362c8313c61dd23d5a753bc5ab24405", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5a60dbbfdbafd1c9e171bade0a29223362c8313c61dd23d5a753bc5ab24405", kill_on_drop: false }`
[INFO] [stdout] 6f5a60dbbfdbafd1c9e171bade0a29223362c8313c61dd23d5a753bc5ab24405
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43ef520d12a7feb6742383a4ae793d3ebe54e1c458d3582b87d333ea6882310d
[INFO] running `Command { std: "docker" "start" "-a" "43ef520d12a7feb6742383a4ae793d3ebe54e1c458d3582b87d333ea6882310d", kill_on_drop: false }`
[INFO] [stderr]     Checking virtio-contracts v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/contracts)
[INFO] [stderr]     Checking virtio-sync v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_sync)
[INFO] [stderr]     Checking virtio-types v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_types)
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.60
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]  --> microkernel/virtio/virtio_sync/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(kani)]
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling virtio-panic-safety v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_panic_safety)
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/contracts/src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/contracts/src/lib.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 | /     pub const unsafe fn new_unchecked(
[INFO] [stdout] 513 | |         ptr: NonNull<u8>,
[INFO] [stdout] 514 | |         window: PhysicalDmaWindow,
[INFO] [stdout] 515 | |         layout: Layout,
[INFO] [stdout] ...   |
[INFO] [stdout] 524 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/contracts/src/lib.rs:608:1
[INFO] [stdout]     |
[INFO] [stdout] 608 | / pub unsafe trait KernelDmaAllocator {
[INFO] [stdout] 609 | |     /// Allocates DMA-safe memory for a VirtIO driver.
[INFO] [stdout] 610 | |     fn allocate_dma(
[INFO] [stdout] 611 | |         &mut self,
[INFO] [stdout] ...   |
[INFO] [stdout] 628 | |     );
[INFO] [stdout] 629 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/contracts/src/lib.rs:624:5
[INFO] [stdout]     |
[INFO] [stdout] 624 | /     unsafe fn deallocate_dma(
[INFO] [stdout] 625 | |         &mut self,
[INFO] [stdout] 626 | |         allocation: KernelDmaAllocation,
[INFO] [stdout] 627 | |         proof: DmaDeallocationProof,
[INFO] [stdout] 628 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]     --> microkernel/virtio/contracts/src/lib.rs:1040:5
[INFO] [stdout]      |
[INFO] [stdout] 1040 | /     pub const unsafe fn new_unchecked(
[INFO] [stdout] 1041 | |         dma: AddressRange<DmaAddr>,
[INFO] [stdout] 1042 | |         direction: DmaDirection,
[INFO] [stdout] 1043 | |         device_written_len: usize,
[INFO] [stdout] ...    |
[INFO] [stdout] 1050 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]     --> microkernel/virtio/contracts/src/lib.rs:1082:5
[INFO] [stdout]      |
[INFO] [stdout] 1082 | /     pub const unsafe fn new_unchecked(generation: u64) -> Self {
[INFO] [stdout] 1083 | |         Self { generation }
[INFO] [stdout] 1084 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_types/src/lib.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/contracts/src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/contracts/src/lib.rs:512:5
[INFO] [stdout]     |
[INFO] [stdout] 512 | /     pub const unsafe fn new_unchecked(
[INFO] [stdout] 513 | |         ptr: NonNull<u8>,
[INFO] [stdout] 514 | |         window: PhysicalDmaWindow,
[INFO] [stdout] 515 | |         layout: Layout,
[INFO] [stdout] ...   |
[INFO] [stdout] 524 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/contracts/src/lib.rs:608:1
[INFO] [stdout]     |
[INFO] [stdout] 608 | / pub unsafe trait KernelDmaAllocator {
[INFO] [stdout] 609 | |     /// Allocates DMA-safe memory for a VirtIO driver.
[INFO] [stdout] 610 | |     fn allocate_dma(
[INFO] [stdout] 611 | |         &mut self,
[INFO] [stdout] ...   |
[INFO] [stdout] 628 | |     );
[INFO] [stdout] 629 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/contracts/src/lib.rs:624:5
[INFO] [stdout]     |
[INFO] [stdout] 624 | /     unsafe fn deallocate_dma(
[INFO] [stdout] 625 | |         &mut self,
[INFO] [stdout] 626 | |         allocation: KernelDmaAllocation,
[INFO] [stdout] 627 | |         proof: DmaDeallocationProof,
[INFO] [stdout] 628 | |     );
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]     --> microkernel/virtio/contracts/src/lib.rs:1040:5
[INFO] [stdout]      |
[INFO] [stdout] 1040 | /     pub const unsafe fn new_unchecked(
[INFO] [stdout] 1041 | |         dma: AddressRange<DmaAddr>,
[INFO] [stdout] 1042 | |         direction: DmaDirection,
[INFO] [stdout] 1043 | |         device_written_len: usize,
[INFO] [stdout] ...    |
[INFO] [stdout] 1050 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]     --> microkernel/virtio/contracts/src/lib.rs:1082:5
[INFO] [stdout]      |
[INFO] [stdout] 1082 | /     pub const unsafe fn new_unchecked(generation: u64) -> Self {
[INFO] [stdout] 1083 | |         Self { generation }
[INFO] [stdout] 1084 | |     }
[INFO] [stdout]      | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]     --> microkernel/virtio/contracts/src/lib.rs:1249:21
[INFO] [stdout]      |
[INFO] [stdout] 1249 |         let token = unsafe { DmaCompletionToken::new_unchecked(dma, DmaDirection::FromDevice, 8) };
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]     --> microkernel/virtio/contracts/src/lib.rs:1259:21
[INFO] [stdout]      |
[INFO] [stdout] 1259 |         let token = unsafe { DeviceResetToken::new_unchecked(17) };
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking virtio-dma v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_dma)
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_types/src/lib.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]  --> microkernel/virtio/virtio_sync/src/lib.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[cfg(kani)]
[INFO] [stdout]   |       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_dma/src/lib.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:415:7
[INFO] [stdout]     |
[INFO] [stdout] 415 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 226 | /     pub unsafe fn from_raw_parts(
[INFO] [stdout] 227 | |         ptr: NonNull<u8>,
[INFO] [stdout] 228 | |         dma: DmaAddr,
[INFO] [stdout] 229 | |         len: NonZeroUsize,
[INFO] [stdout] ...   |
[INFO] [stdout] 245 | |         })
[INFO] [stdout] 246 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 | /     pub unsafe fn from_translated<T: DmaTranslator>(
[INFO] [stdout] 256 | |         ptr: NonNull<u8>,
[INFO] [stdout] 257 | |         len: NonZeroUsize,
[INFO] [stdout] 258 | |         align: NonZeroUsize,
[INFO] [stdout] ...   |
[INFO] [stdout] 279 | |         })
[INFO] [stdout] 280 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:285:9
[INFO] [stdout]     |
[INFO] [stdout] 285 |         unsafe { core::slice::from_raw_parts(self.ptr.as_ptr(), self.len.get()) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         unsafe { core::slice::from_raw_parts_mut(self.ptr.as_ptr(), self.len.get()) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:361:1
[INFO] [stdout]     |
[INFO] [stdout] 361 | / pub unsafe trait DmaAllocator {
[INFO] [stdout] 362 | |     /// Allocates a CPU-owned DMA-safe region.
[INFO] [stdout] 363 | |     fn allocate(
[INFO] [stdout] 364 | |         &mut self,
[INFO] [stdout] ...   |
[INFO] [stdout] 376 | |     unsafe fn deallocate(&mut self, region: DmaRegion<CpuOwned>);
[INFO] [stdout] 377 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:376:5
[INFO] [stdout]     |
[INFO] [stdout] 376 |     unsafe fn deallocate(&mut self, region: DmaRegion<CpuOwned>);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_dma/src/lib.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:415:7
[INFO] [stdout]     |
[INFO] [stdout] 415 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:226:5
[INFO] [stdout]     |
[INFO] [stdout] 226 | /     pub unsafe fn from_raw_parts(
[INFO] [stdout] 227 | |         ptr: NonNull<u8>,
[INFO] [stdout] 228 | |         dma: DmaAddr,
[INFO] [stdout] 229 | |         len: NonZeroUsize,
[INFO] [stdout] ...   |
[INFO] [stdout] 245 | |         })
[INFO] [stdout] 246 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 | /     pub unsafe fn from_translated<T: DmaTranslator>(
[INFO] [stdout] 256 | |         ptr: NonNull<u8>,
[INFO] [stdout] 257 | |         len: NonZeroUsize,
[INFO] [stdout] 258 | |         align: NonZeroUsize,
[INFO] [stdout] ...   |
[INFO] [stdout] 279 | |         })
[INFO] [stdout] 280 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:285:9
[INFO] [stdout]     |
[INFO] [stdout] 285 |         unsafe { core::slice::from_raw_parts(self.ptr.as_ptr(), self.len.get()) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:291:9
[INFO] [stdout]     |
[INFO] [stdout] 291 |         unsafe { core::slice::from_raw_parts_mut(self.ptr.as_ptr(), self.len.get()) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:361:1
[INFO] [stdout]     |
[INFO] [stdout] 361 | / pub unsafe trait DmaAllocator {
[INFO] [stdout] 362 | |     /// Allocates a CPU-owned DMA-safe region.
[INFO] [stdout] 363 | |     fn allocate(
[INFO] [stdout] 364 | |         &mut self,
[INFO] [stdout] ...   |
[INFO] [stdout] 376 | |     unsafe fn deallocate(&mut self, region: DmaRegion<CpuOwned>);
[INFO] [stdout] 377 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/src/lib.rs:376:5
[INFO] [stdout]     |
[INFO] [stdout] 376 |     unsafe fn deallocate(&mut self, region: DmaRegion<CpuOwned>);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking virtqueue-core v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtqueue_core)
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_dma/tests/ownership.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |       let mut region = unsafe {
[INFO] [stdout]    |  ______________________^
[INFO] [stdout] 41 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 42 | |             ptr,
[INFO] [stdout] 43 | |             DmaAddr::new(0x1000),
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |         .unwrap()
[INFO] [stdout] 50 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_dma/tests/ownership.rs:68:18
[INFO] [stdout]    |
[INFO] [stdout] 68 |       let region = unsafe {
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 69 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 70 | |             ptr,
[INFO] [stdout] 71 | |             DmaAddr::new(0x2000),
[INFO] [stdout] ...  |
[INFO] [stdout] 77 | |         .unwrap()
[INFO] [stdout] 78 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_dma/tests/ownership.rs:80:17
[INFO] [stdout]    |
[INFO] [stdout] 80 |       let token = unsafe {
[INFO] [stdout]    |  _________________^
[INFO] [stdout] 81 | |         DmaCompletionToken::new_unchecked(grant.dma(), DmaDirection::FromDevice, len.get())
[INFO] [stdout] 82 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:95:18
[INFO] [stdout]     |
[INFO] [stdout]  95 |       let region = unsafe {
[INFO] [stdout]     |  __________________^
[INFO] [stdout]  96 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout]  97 | |             ptr,
[INFO] [stdout]  98 | |             DmaAddr::new(0x3000),
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         .unwrap()
[INFO] [stdout] 105 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 |       let bad_range = unsafe {
[INFO] [stdout]     |  _____________________^
[INFO] [stdout] 109 | |         DmaCompletionToken::new_unchecked(
[INFO] [stdout] 110 | |             AddressRange::new(DmaAddr::new(0x3010), len),
[INFO] [stdout] 111 | |             DmaDirection::FromDevice,
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 119 |         unsafe { DmaCompletionToken::new_unchecked(grant.dma(), DmaDirection::ToDevice, 0) };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:123:20
[INFO] [stdout]     |
[INFO] [stdout] 123 |       let too_long = unsafe {
[INFO] [stdout]     |  ____________________^
[INFO] [stdout] 124 | |         DmaCompletionToken::new_unchecked(grant.dma(), DmaDirection::FromDevice, len.get() + 1)
[INFO] [stdout] 125 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:136:18
[INFO] [stdout]     |
[INFO] [stdout] 136 |       let region = unsafe {
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 137 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 138 | |             ptr,
[INFO] [stdout] 139 | |             DmaAddr::new(0x4000),
[INFO] [stdout] ...   |
[INFO] [stdout] 145 | |         .unwrap()
[INFO] [stdout] 146 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:149:17
[INFO] [stdout]     |
[INFO] [stdout] 149 |     let stale = unsafe { DeviceResetToken::new_unchecked(8) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:153:17
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let reset = unsafe { DeviceResetToken::new_unchecked(9) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:169:18
[INFO] [stdout]     |
[INFO] [stdout] 169 |       let region = unsafe {
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 170 | |         DmaRegion::<CpuOwned>::from_translated(
[INFO] [stdout] 171 | |             ptr,
[INFO] [stdout] 172 | |             len,
[INFO] [stdout] ...   |
[INFO] [stdout] 177 | |         .unwrap()
[INFO] [stdout] 178 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_dma/tests/ownership.rs:194:15
[INFO] [stdout]     |
[INFO] [stdout] 194 |       let err = unsafe {
[INFO] [stdout]     |  _______________^
[INFO] [stdout] 195 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 196 | |             ptr,
[INFO] [stdout] 197 | |             DmaAddr::new(0x1001),
[INFO] [stdout] ...   |
[INFO] [stdout] 203 | |         .unwrap_err()
[INFO] [stdout] 204 | |     };
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtqueue_core/src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtqueue_core/src/lib.rs:565:7
[INFO] [stdout]     |
[INFO] [stdout] 565 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtqueue_core/src/lib.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 | /         unsafe {
[INFO] [stdout] 223 | |             DmaCompletionToken::new_unchecked(
[INFO] [stdout] 224 | |                 self.grant.dma(),
[INFO] [stdout] 225 | |                 self.grant.direction(),
[INFO] [stdout] ...   |
[INFO] [stdout] 228 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtqueue_core/src/lib.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtqueue_core/src/lib.rs:565:7
[INFO] [stdout]     |
[INFO] [stdout] 565 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtqueue_core/src/lib.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 | /         unsafe {
[INFO] [stdout] 223 | |             DmaCompletionToken::new_unchecked(
[INFO] [stdout] 224 | |                 self.grant.dma(),
[INFO] [stdout] 225 | |                 self.grant.direction(),
[INFO] [stdout] ...   |
[INFO] [stdout] 228 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking virtio-block v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_block)
[INFO] [stderr]     Checking virtio-net v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_net)
[INFO] [stderr]     Checking virtio-rng v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_rng)
[INFO] [stderr]     Checking virtio-console v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_console)
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_rng/src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_rng/src/lib.rs:396:7
[INFO] [stdout]     |
[INFO] [stdout] 396 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_net/src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_net/src/lib.rs:905:7
[INFO] [stdout]     |
[INFO] [stdout] 905 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_console/src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_console/src/lib.rs:768:7
[INFO] [stdout]     |
[INFO] [stdout] 768 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_net/src/lib.rs:899:5
[INFO] [stdout]     |
[INFO] [stdout] 899 |     unsafe { DmaCompletionToken::new_unchecked(dma, direction, device_written_len) }
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_block/src/lib.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_block/src/lib.rs:889:7
[INFO] [stdout]     |
[INFO] [stdout] 889 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_block/src/lib.rs:883:5
[INFO] [stdout]     |
[INFO] [stdout] 883 |     unsafe { DmaCompletionToken::new_unchecked(dma, direction, device_written_len) }
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_net/src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_net/src/lib.rs:905:7
[INFO] [stdout]     |
[INFO] [stdout] 905 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_net/src/lib.rs:899:5
[INFO] [stdout]     |
[INFO] [stdout] 899 |     unsafe { DmaCompletionToken::new_unchecked(dma, direction, device_written_len) }
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_rng/tests/rng.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     unsafe {
[INFO] [stdout] 22 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 23 | |             ptr,
[INFO] [stdout] 24 | |             DmaAddr::new(ptr.as_ptr() as u64),
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |         .unwrap()
[INFO] [stdout] 31 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_rng/tests/rng.rs:203:17
[INFO] [stdout]     |
[INFO] [stdout] 203 |     let stale = unsafe { DeviceResetToken::new_unchecked(2) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_rng/tests/rng.rs:211:17
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let reset = unsafe { DeviceResetToken::new_unchecked(3) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_console/tests/console.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     unsafe {
[INFO] [stdout] 24 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 25 | |             ptr,
[INFO] [stdout] 26 | |             DmaAddr::new(ptr.as_ptr() as u64),
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         .unwrap()
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_net/tests/net.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | /     unsafe {
[INFO] [stdout] 24 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 25 | |             ptr,
[INFO] [stdout] 26 | |             DmaAddr::new(ptr.as_ptr() as u64),
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         .unwrap()
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtqueue_core/tests/split_queue.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |       let region = unsafe {
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 19 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 20 | |             ptr,
[INFO] [stdout] 21 | |             DmaAddr::new(addr),
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         .unwrap()
[INFO] [stdout] 28 | |     };
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_block/tests/block.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     unsafe {
[INFO] [stdout] 22 | |         DmaRegion::<CpuOwned>::from_raw_parts(
[INFO] [stdout] 23 | |             ptr,
[INFO] [stdout] 24 | |             DmaAddr::new(ptr.as_ptr() as u64),
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |         .unwrap()
[INFO] [stdout] 31 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]   --> microkernel/virtio/virtio_block/tests/block.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 | /     unsafe {
[INFO] [stdout] 55 | |         core::ptr::write_volatile(status.0.as_mut_ptr(), value);
[INFO] [stdout] 56 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking virtio-mmio v0.1.0 (/opt/rustwide/workdir/microkernel/virtio/virtio_mmio)
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_rng/src/lib.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_rng/src/lib.rs:396:7
[INFO] [stdout]     |
[INFO] [stdout] 396 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_mmio/src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:581:7
[INFO] [stdout]     |
[INFO] [stdout] 581 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:239:1
[INFO] [stdout]     |
[INFO] [stdout] 239 | / pub unsafe trait MmioRegisterIo {
[INFO] [stdout] 240 | |     /// Reads a 32-bit MMIO register.
[INFO] [stdout] 241 | |     fn read32(&self, offset: usize) -> u32;
[INFO] [stdout] ...   |
[INFO] [stdout] 244 | |     fn write32(&mut self, offset: usize, value: u32);
[INFO] [stdout] 245 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 | /     pub const unsafe fn new(base: NonNull<u8>) -> Self {
[INFO] [stdout] 262 | |         Self { base }
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:268:1
[INFO] [stdout]     |
[INFO] [stdout] 268 | / unsafe impl MmioRegisterIo for MmioPointer {
[INFO] [stdout] 269 | |     fn read32(&self, offset: usize) -> u32 {
[INFO] [stdout] 270 | |         let ptr = self.base.as_ptr().wrapping_add(offset).cast::<u32>();
[INFO] [stdout] ...   |
[INFO] [stdout] 280 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         unsafe { core::ptr::read_volatile(ptr) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         unsafe { core::ptr::write_volatile(ptr, value) };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:519:21
[INFO] [stdout]     |
[INFO] [stdout] 519 |         let token = unsafe { DeviceResetToken::new_unchecked(self.reset_generation) };
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:634:5
[INFO] [stdout]     |
[INFO] [stdout] 634 | /     unsafe impl MmioRegisterIo for ModelIo {
[INFO] [stdout] 635 | |         fn read32(&self, offset: usize) -> u32 {
[INFO] [stdout] 636 | |             match offset {
[INFO] [stdout] 637 | |                 REG_DEVICE_FEATURES => self.device_features[self.device_features_sel],
[INFO] [stdout] ...   |
[INFO] [stdout] 650 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_block/src/lib.rs:14:7
[INFO] [stdout]    |
[INFO] [stdout] 14 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_block/src/lib.rs:889:7
[INFO] [stdout]     |
[INFO] [stdout] 889 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_block/src/lib.rs:883:5
[INFO] [stdout]     |
[INFO] [stdout] 883 |     unsafe { DmaCompletionToken::new_unchecked(dma, direction, device_written_len) }
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_console/src/lib.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_console/src/lib.rs:768:7
[INFO] [stdout]     |
[INFO] [stdout] 768 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]   --> microkernel/virtio/virtio_mmio/src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[cfg(kani)]
[INFO] [stdout]    |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `docsrs`, `feature`, and `test` and 32 more
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `kani`
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:581:7
[INFO] [stdout]     |
[INFO] [stdout] 581 | #[cfg(kani)]
[INFO] [stdout]     |       ^^^^ help: found config with similar value: `feature = "kani"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(kani)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(kani)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: declaration of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:239:1
[INFO] [stdout]     |
[INFO] [stdout] 239 | / pub unsafe trait MmioRegisterIo {
[INFO] [stdout] 240 | |     /// Reads a 32-bit MMIO register.
[INFO] [stdout] 241 | |     fn read32(&self, offset: usize) -> u32;
[INFO] [stdout] ...   |
[INFO] [stdout] 244 | |     fn write32(&mut self, offset: usize, value: u32);
[INFO] [stdout] 245 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-W unsafe-code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` method
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 | /     pub const unsafe fn new(base: NonNull<u8>) -> Self {
[INFO] [stdout] 262 | |         Self { base }
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: implementation of an `unsafe` trait
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:268:1
[INFO] [stdout]     |
[INFO] [stdout] 268 | / unsafe impl MmioRegisterIo for MmioPointer {
[INFO] [stdout] 269 | |     fn read32(&self, offset: usize) -> u32 {
[INFO] [stdout] 270 | |         let ptr = self.base.as_ptr().wrapping_add(offset).cast::<u32>();
[INFO] [stdout] ...   |
[INFO] [stdout] 280 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:272:9
[INFO] [stdout]     |
[INFO] [stdout] 272 |         unsafe { core::ptr::read_volatile(ptr) }
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:278:9
[INFO] [stdout]     |
[INFO] [stdout] 278 |         unsafe { core::ptr::write_volatile(ptr, value) };
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of an `unsafe` block
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:519:21
[INFO] [stdout]     |
[INFO] [stdout] 519 |         let token = unsafe { DeviceResetToken::new_unchecked(self.reset_generation) };
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `NegotiatedFeatures` is never constructed
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct NegotiatedFeatures {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `virtio-mmio` (lib) due to 1 previous error; 8 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: struct `NegotiatedFeatures` is never constructed
[INFO] [stdout]    --> microkernel/virtio/virtio_mmio/src/lib.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct NegotiatedFeatures {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `virtio-mmio` (lib test) due to 1 previous error; 9 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "43ef520d12a7feb6742383a4ae793d3ebe54e1c458d3582b87d333ea6882310d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43ef520d12a7feb6742383a4ae793d3ebe54e1c458d3582b87d333ea6882310d", kill_on_drop: false }`
[INFO] [stdout] 43ef520d12a7feb6742383a4ae793d3ebe54e1c458d3582b87d333ea6882310d
