[INFO] fetching crate swift-runtime-sys 0.0.4...
[INFO] testing swift-runtime-sys-0.0.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate swift-runtime-sys 0.0.4 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate swift-runtime-sys 0.0.4
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swift-runtime-sys 0.0.4
[INFO] tweaked toml for crates.io crate swift-runtime-sys 0.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swift-runtime-sys 0.0.4 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swift-runtime-sys 0.0.4 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb4dfe886ba5530b29f8e307493572f6f1c204e82baa03087f9e967422e2d8e2
[INFO] running `Command { std: "docker" "start" "-a" "bb4dfe886ba5530b29f8e307493572f6f1c204e82baa03087f9e967422e2d8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb4dfe886ba5530b29f8e307493572f6f1c204e82baa03087f9e967422e2d8e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4dfe886ba5530b29f8e307493572f6f1c204e82baa03087f9e967422e2d8e2", kill_on_drop: false }`
[INFO] [stdout] bb4dfe886ba5530b29f8e307493572f6f1c204e82baa03087f9e967422e2d8e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 092715724c80b746a89e67a4d702b2490513deb60d361c9566b74d59d737ab71
[INFO] running `Command { std: "docker" "start" "-a" "092715724c80b746a89e67a4d702b2490513deb60d361c9566b74d59d737ab71", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling swift-runtime-sys v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1190:5
[INFO] [stdout]      |
[INFO] [stdout] 1190 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1215:5
[INFO] [stdout]      |
[INFO] [stdout] 1215 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1240:5
[INFO] [stdout]      |
[INFO] [stdout] 1240 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1265:5
[INFO] [stdout]      |
[INFO] [stdout] 1265 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `async_ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1291:5
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     async_ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_async_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `async_ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1318:5
[INFO] [stdout]      |
[INFO] [stdout] 1318 |     async_ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_async_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1343:5
[INFO] [stdout]      |
[INFO] [stdout] 1343 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1361:5
[INFO] [stdout]      |
[INFO] [stdout] 1361 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1379:5
[INFO] [stdout]      |
[INFO] [stdout] 1379 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1396:5
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:371:18
[INFO] [stdout]     |
[INFO] [stdout] 371 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 372 | |             usize,
[INFO] [stdout] 373 | |             *const c_void,
[INFO] [stdout] 374 | |             *const c_void,
[INFO] [stdout] 375 | |             *const c_char,
[INFO] [stdout] 376 | |             *const c_void,
[INFO] [stdout] 377 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:490:18
[INFO] [stdout]     |
[INFO] [stdout] 490 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 491 | |             usize,
[INFO] [stdout] 492 | |             *const c_void,
[INFO] [stdout] 493 | |             *const c_void,
[INFO] [stdout] 494 | |             *const c_void,
[INFO] [stdout] 495 | |             *const c_void,
[INFO] [stdout] 496 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:850:14
[INFO] [stdout]     |
[INFO] [stdout] 850 |       type F = unsafe extern "C" fn(
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 851 | |         usize,
[INFO] [stdout] 852 | |         *const c_void,
[INFO] [stdout] 853 | |         *const c_void,
[INFO] [stdout] 854 | |         *const c_void,
[INFO] [stdout] 855 | |         *const c_void,
[INFO] [stdout] 856 | |     ) -> MetadataResponse;
[INFO] [stdout]     | |_________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:897:14
[INFO] [stdout]     |
[INFO] [stdout] 897 |       type F = unsafe extern "C" fn(
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 898 | |         usize,
[INFO] [stdout] 899 | |         *const c_void,
[INFO] [stdout] 900 | |         *const c_void,
[INFO] [stdout] ...   |
[INFO] [stdout] 903 | |         *const c_void,
[INFO] [stdout] 904 | |     ) -> MetadataResponse;
[INFO] [stdout]     | |_________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:222:18
[INFO] [stdout]     |
[INFO] [stdout] 222 |         type F = unsafe extern "C" fn(usize, *const c_void) -> MetadataResponse;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:233:18
[INFO] [stdout]     |
[INFO] [stdout] 233 |         type F = unsafe extern "C" fn(usize, *const c_void, *const c_void) -> MetadataResponse;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 246 | |             usize,
[INFO] [stdout] 247 | |             *const c_void,
[INFO] [stdout] 248 | |             *const c_void,
[INFO] [stdout] 249 | |             *const c_void,
[INFO] [stdout] 250 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `(u64, u64)`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftUIBridge.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout] 157 |         type F = unsafe extern "C" fn(*const u8, usize, bool, *const c_void) -> (u64, u64);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a struct instead
[INFO] [stdout]     = note: tuples have unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `Command { std: "docker" "inspect" "092715724c80b746a89e67a4d702b2490513deb60d361c9566b74d59d737ab71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092715724c80b746a89e67a4d702b2490513deb60d361c9566b74d59d737ab71", kill_on_drop: false }`
[INFO] [stdout] 092715724c80b746a89e67a4d702b2490513deb60d361c9566b74d59d737ab71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d2ad451d62c1389b31957a6944ed8ec57d86598f22af2e64ec8105af55e4489
[INFO] running `Command { std: "docker" "start" "-a" "8d2ad451d62c1389b31957a6944ed8ec57d86598f22af2e64ec8105af55e4489", kill_on_drop: false }`
[INFO] [stderr]    Compiling swift-runtime-sys v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1190:5
[INFO] [stdout]      |
[INFO] [stdout] 1190 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1215:5
[INFO] [stdout]      |
[INFO] [stdout] 1215 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1240:5
[INFO] [stdout]      |
[INFO] [stdout] 1240 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1265:5
[INFO] [stdout]      |
[INFO] [stdout] 1265 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `async_ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1291:5
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     async_ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_async_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `async_ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1318:5
[INFO] [stdout]      |
[INFO] [stdout] 1318 |     async_ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_async_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1343:5
[INFO] [stdout]      |
[INFO] [stdout] 1343 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1361:5
[INFO] [stdout]      |
[INFO] [stdout] 1361 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1379:5
[INFO] [stdout]      |
[INFO] [stdout] 1379 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1396:5
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:371:18
[INFO] [stdout]     |
[INFO] [stdout] 371 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 372 | |             usize,
[INFO] [stdout] 373 | |             *const c_void,
[INFO] [stdout] 374 | |             *const c_void,
[INFO] [stdout] 375 | |             *const c_char,
[INFO] [stdout] 376 | |             *const c_void,
[INFO] [stdout] 377 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:490:18
[INFO] [stdout]     |
[INFO] [stdout] 490 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 491 | |             usize,
[INFO] [stdout] 492 | |             *const c_void,
[INFO] [stdout] 493 | |             *const c_void,
[INFO] [stdout] 494 | |             *const c_void,
[INFO] [stdout] 495 | |             *const c_void,
[INFO] [stdout] 496 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:850:14
[INFO] [stdout]     |
[INFO] [stdout] 850 |       type F = unsafe extern "C" fn(
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 851 | |         usize,
[INFO] [stdout] 852 | |         *const c_void,
[INFO] [stdout] 853 | |         *const c_void,
[INFO] [stdout] 854 | |         *const c_void,
[INFO] [stdout] 855 | |         *const c_void,
[INFO] [stdout] 856 | |     ) -> MetadataResponse;
[INFO] [stdout]     | |_________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:897:14
[INFO] [stdout]     |
[INFO] [stdout] 897 |       type F = unsafe extern "C" fn(
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 898 | |         usize,
[INFO] [stdout] 899 | |         *const c_void,
[INFO] [stdout] 900 | |         *const c_void,
[INFO] [stdout] ...   |
[INFO] [stdout] 903 | |         *const c_void,
[INFO] [stdout] 904 | |     ) -> MetadataResponse;
[INFO] [stdout]     | |_________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:222:18
[INFO] [stdout]     |
[INFO] [stdout] 222 |         type F = unsafe extern "C" fn(usize, *const c_void) -> MetadataResponse;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:233:18
[INFO] [stdout]     |
[INFO] [stdout] 233 |         type F = unsafe extern "C" fn(usize, *const c_void, *const c_void) -> MetadataResponse;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 246 | |             usize,
[INFO] [stdout] 247 | |             *const c_void,
[INFO] [stdout] 248 | |             *const c_void,
[INFO] [stdout] 249 | |             *const c_void,
[INFO] [stdout] 250 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `(u64, u64)`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftUIBridge.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout] 157 |         type F = unsafe extern "C" fn(*const u8, usize, bool, *const c_void) -> (u64, u64);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a struct instead
[INFO] [stdout]     = note: tuples have unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcKo8epI/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libswift_runtime_sys-3657130ad75c5b9f,liblibc-f0d996076a85b3d5}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lswiftCore" "-lswift_Concurrency" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcKo8epI/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/usr/lib/swift" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/runtime_smoke_test-07fc0b013be88fbf" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "-Wl,-rpath,/usr/lib/swift"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lswiftCore
[INFO] [stdout]           rust-lld: error: unable to find library -lswift_Concurrency
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swift-runtime-sys` (test "runtime_smoke_test") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcLB76Me/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*}.rlib" "/opt/rustwide/target/debug/deps/{libswift_runtime_sys-3657130ad75c5b9f,liblibc-f0d996076a85b3d5}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lswiftCore" "-lswift_Concurrency" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcLB76Me/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/usr/lib/swift" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/abi_struct_tests-0137555abd5e6177" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "-Wl,-rpath,/usr/lib/swift"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lswiftCore
[INFO] [stdout]           rust-lld: error: unable to find library -lswift_Concurrency
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swift-runtime-sys` (test "abi_struct_tests") due to 1 previous error
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1190:5
[INFO] [stdout]      |
[INFO] [stdout] 1190 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1215:5
[INFO] [stdout]      |
[INFO] [stdout] 1215 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1240:5
[INFO] [stdout]      |
[INFO] [stdout] 1240 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1265:5
[INFO] [stdout]      |
[INFO] [stdout] 1265 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `async_ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1291:5
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     async_ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_async_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `async_ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1318:5
[INFO] [stdout]      |
[INFO] [stdout] 1318 |     async_ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_async_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1343:5
[INFO] [stdout]      |
[INFO] [stdout] 1343 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1361:5
[INFO] [stdout]      |
[INFO] [stdout] 1361 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1379:5
[INFO] [stdout]      |
[INFO] [stdout] 1379 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/ConcurrencyThunks.rs:1396:5
[INFO] [stdout]      |
[INFO] [stdout] 1396 |     ctx: AsyncContextRef,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:371:18
[INFO] [stdout]     |
[INFO] [stdout] 371 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 372 | |             usize,
[INFO] [stdout] 373 | |             *const c_void,
[INFO] [stdout] 374 | |             *const c_void,
[INFO] [stdout] 375 | |             *const c_char,
[INFO] [stdout] 376 | |             *const c_void,
[INFO] [stdout] 377 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:490:18
[INFO] [stdout]     |
[INFO] [stdout] 490 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 491 | |             usize,
[INFO] [stdout] 492 | |             *const c_void,
[INFO] [stdout] 493 | |             *const c_void,
[INFO] [stdout] 494 | |             *const c_void,
[INFO] [stdout] 495 | |             *const c_void,
[INFO] [stdout] 496 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:850:14
[INFO] [stdout]     |
[INFO] [stdout] 850 |       type F = unsafe extern "C" fn(
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 851 | |         usize,
[INFO] [stdout] 852 | |         *const c_void,
[INFO] [stdout] 853 | |         *const c_void,
[INFO] [stdout] 854 | |         *const c_void,
[INFO] [stdout] 855 | |         *const c_void,
[INFO] [stdout] 856 | |     ) -> MetadataResponse;
[INFO] [stdout]     | |_________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:897:14
[INFO] [stdout]     |
[INFO] [stdout] 897 |       type F = unsafe extern "C" fn(
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 898 | |         usize,
[INFO] [stdout] 899 | |         *const c_void,
[INFO] [stdout] 900 | |         *const c_void,
[INFO] [stdout] ...   |
[INFO] [stdout] 903 | |         *const c_void,
[INFO] [stdout] 904 | |     ) -> MetadataResponse;
[INFO] [stdout]     | |_________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:222:18
[INFO] [stdout]     |
[INFO] [stdout] 222 |         type F = unsafe extern "C" fn(usize, *const c_void) -> MetadataResponse;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:233:18
[INFO] [stdout]     |
[INFO] [stdout] 233 |         type F = unsafe extern "C" fn(usize, *const c_void, *const c_void) -> MetadataResponse;
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `SwiftCCThunks::MetadataResponse`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftCCThunks.rs:245:18
[INFO] [stdout]     |
[INFO] [stdout] 245 |           type F = unsafe extern "C" fn(
[INFO] [stdout]     |  __________________^
[INFO] [stdout] 246 | |             usize,
[INFO] [stdout] 247 | |             *const c_void,
[INFO] [stdout] 248 | |             *const c_void,
[INFO] [stdout] 249 | |             *const c_void,
[INFO] [stdout] 250 | |         ) -> MetadataResponse;
[INFO] [stdout]     | |_____________________________^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]     = note: this struct has unspecified layout
[INFO] [stdout] note: the type is defined here
[INFO] [stdout]    --> src/SwiftCCThunks.rs:30:1
[INFO] [stdout]     |
[INFO] [stdout]  30 | pub struct MetadataResponse {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `(u64, u64)`, which is not FFI-safe
[INFO] [stdout]    --> src/SwiftUIBridge.rs:157:18
[INFO] [stdout]     |
[INFO] [stdout] 157 |         type F = unsafe extern "C" fn(*const u8, usize, bool, *const c_void) -> (u64, u64);
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a struct instead
[INFO] [stdout]     = note: tuples have unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustciWBsCR/symbols.o" "<6 object files omitted>" "-Wl,--as-needed" "-Wl,-Bdynamic" "-lswiftCore" "-lswift_Concurrency" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/liblibc-f0d996076a85b3d5.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libtest-*,libgetopts-*,librustc_std_workspace_std-*,libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustciWBsCR/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/usr/lib/swift" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/swift_runtime_sys-51a8e69d48223ffe" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "-Wl,-rpath,/usr/lib/swift"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lswiftCore
[INFO] [stdout]           rust-lld: error: unable to find library -lswift_Concurrency
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `swift-runtime-sys` (lib test) due to 1 previous error; 18 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8d2ad451d62c1389b31957a6944ed8ec57d86598f22af2e64ec8105af55e4489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2ad451d62c1389b31957a6944ed8ec57d86598f22af2e64ec8105af55e4489", kill_on_drop: false }`
[INFO] [stdout] 8d2ad451d62c1389b31957a6944ed8ec57d86598f22af2e64ec8105af55e4489