[INFO] fetching crate dittolive-ditto-sys 4.4.5... [INFO] checking dittolive-ditto-sys-4.4.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate dittolive-ditto-sys 4.4.5 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate dittolive-ditto-sys 4.4.5 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dittolive-ditto-sys 4.4.5 [INFO] finished tweaking crates.io crate dittolive-ditto-sys 4.4.5 [INFO] tweaked toml for crates.io crate dittolive-ditto-sys 4.4.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 81 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding macro_rules_attribute v0.0.2 (latest: v0.2.0) [INFO] [stderr] Adding macro_rules_attribute v0.1.3 (latest: v0.2.0) [INFO] [stderr] Adding macro_rules_attribute-proc_macro v0.0.2 (latest: v0.2.0) [INFO] [stderr] Adding macro_rules_attribute-proc_macro v0.1.3 (latest: v0.2.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding prettyplease v0.1.25 (latest: v0.2.17) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding uninit v0.5.1 (latest: v0.6.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded safer-ffi v0.1.6 [INFO] [stderr] Downloaded macro_rules_attribute-proc_macro v0.0.2 [INFO] [stderr] Downloaded macro_rules_attribute v0.0.2 [INFO] [stderr] Downloaded ext-trait-proc_macros v1.0.1 [INFO] [stderr] Downloaded ext-trait v1.0.1 [INFO] [stderr] Downloaded extension-traits v1.0.1 [INFO] [stderr] Downloaded async-compat v0.2.3 [INFO] [stderr] Downloaded macro_rules_attribute-proc_macro v0.1.3 [INFO] [stderr] Downloaded macro_rules_attribute v0.1.3 [INFO] [stderr] Downloaded prettyplease v0.1.25 [INFO] [stderr] Downloaded safer_ffi-proc_macros v0.1.6 [INFO] [stderr] Downloaded uninit v0.5.1 [INFO] [stderr] Downloaded unwind_safe v0.1.0 [INFO] [stderr] Downloaded with_builtin_macros-proc_macros v0.0.3 [INFO] [stderr] Downloaded with_builtin_macros v0.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d658063cbb6b0a39d9d76514ac4e26e9aa3fcf542e555ae1565610dcf3704562 [INFO] running `Command { std: "docker" "start" "-a" "d658063cbb6b0a39d9d76514ac4e26e9aa3fcf542e555ae1565610dcf3704562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d658063cbb6b0a39d9d76514ac4e26e9aa3fcf542e555ae1565610dcf3704562", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d658063cbb6b0a39d9d76514ac4e26e9aa3fcf542e555ae1565610dcf3704562", kill_on_drop: false }` [INFO] [stdout] d658063cbb6b0a39d9d76514ac4e26e9aa3fcf542e555ae1565610dcf3704562 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 303c2f32b341cf056adb5146ef35f0c5b1bb12ca1d4fc0db9451b46201e43afa [INFO] running `Command { std: "docker" "start" "-a" "303c2f32b341cf056adb5146ef35f0c5b1bb12ca1d4fc0db9451b46201e43afa", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.1.3 [INFO] [stderr] Compiling prettyplease v0.1.25 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Compiling safer-ffi v0.1.6 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking unwind_safe v0.1.0 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.0.2 [INFO] [stderr] Compiling dittolive-ditto-sys v4.4.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling macro_rules_attribute v0.1.3 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking macro_rules_attribute v0.0.2 [INFO] [stderr] warning: dittolive-ditto-sys@4.4.5: [dittolive-ditto-sys] `libdittoffi.a` not found (build with `-vv` to debug the locations searched) [INFO] [stderr] warning: dittolive-ditto-sys@4.4.5: [dittolive-ditto-sys] Attempting to download https://software.ditto.live/rust/Ditto/4.4.5/x86_64-unknown-linux-gnu/release/libdittoffi.a [INFO] [stderr] warning: dittolive-ditto-sys@4.4.5: [dittolive-ditto-sys] Unable to download Ditto SDK binary component [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Compiling ext-trait-proc_macros v1.0.1 [INFO] [stderr] Compiling with_builtin_macros-proc_macros v0.0.3 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling safer_ffi-proc_macros v0.1.6 [INFO] [stderr] Checking async-compat v0.2.3 [INFO] [stderr] Checking ext-trait v1.0.1 [INFO] [stderr] Checking extension-traits v1.0.1 [INFO] [stderr] Checking uninit v0.5.1 [INFO] [stderr] Checking with_builtin_macros v0.0.3 [INFO] [stdout] warning: `extern` fn uses type `Option>>`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:285:15 [INFO] [stdout] | [INFO] [stdout] 285 | c_cb: unsafe extern "C" fn(ctx: *mut c_void, params: c_cb_params), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:779:29 [INFO] [stdout] | [INFO] [stdout] 779 | pub get_current_handle: extern "C" fn() -> FfiHandle, [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] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:789:5 [INFO] [stdout] | [INFO] [stdout] 789 | / for<'f> // <- supporting this requires the transparent newtype. [INFO] [stdout] 790 | | extern "C" fn(func: VirtualPtr), [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Option>>`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:285:15 [INFO] [stdout] | [INFO] [stdout] 285 | c_cb: unsafe extern "C" fn(ctx: *mut c_void, params: c_cb_params), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:779:29 [INFO] [stdout] | [INFO] [stdout] 779 | pub get_current_handle: extern "C" fn() -> FfiHandle, [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] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:789:5 [INFO] [stdout] | [INFO] [stdout] 789 | / for<'f> // <- supporting this requires the transparent newtype. [INFO] [stdout] 790 | | extern "C" fn(func: VirtualPtr), [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.91s [INFO] running `Command { std: "docker" "inspect" "303c2f32b341cf056adb5146ef35f0c5b1bb12ca1d4fc0db9451b46201e43afa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "303c2f32b341cf056adb5146ef35f0c5b1bb12ca1d4fc0db9451b46201e43afa", kill_on_drop: false }` [INFO] [stdout] 303c2f32b341cf056adb5146ef35f0c5b1bb12ca1d4fc0db9451b46201e43afa [INFO] checking dittolive-ditto-sys-4.4.5 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate dittolive-ditto-sys 4.4.5 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate dittolive-ditto-sys 4.4.5 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dittolive-ditto-sys 4.4.5 [INFO] finished tweaking crates.io crate dittolive-ditto-sys 4.4.5 [INFO] tweaked toml for crates.io crate dittolive-ditto-sys 4.4.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 96c1b4c051607de9ca83e196fd75e060a3406dae81865f9f237734805cd6e693 [INFO] running `Command { std: "docker" "start" "-a" "96c1b4c051607de9ca83e196fd75e060a3406dae81865f9f237734805cd6e693", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "96c1b4c051607de9ca83e196fd75e060a3406dae81865f9f237734805cd6e693", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96c1b4c051607de9ca83e196fd75e060a3406dae81865f9f237734805cd6e693", kill_on_drop: false }` [INFO] [stdout] 96c1b4c051607de9ca83e196fd75e060a3406dae81865f9f237734805cd6e693 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f453f55f2f81ecce02d4223d829c46a2f334ff4864ae5fd3e4bded92ce8df56 [INFO] running `Command { std: "docker" "start" "-a" "4f453f55f2f81ecce02d4223d829c46a2f334ff4864ae5fd3e4bded92ce8df56", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.1.3 [INFO] [stderr] Compiling prettyplease v0.1.25 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Compiling safer-ffi v0.1.6 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Compiling dittolive-ditto-sys v4.4.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking unwind_safe v0.1.0 [INFO] [stderr] Compiling macro_rules_attribute-proc_macro v0.0.2 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Compiling macro_rules_attribute v0.1.3 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking macro_rules_attribute v0.0.2 [INFO] [stderr] warning: dittolive-ditto-sys@4.4.5: [dittolive-ditto-sys] `libdittoffi.a` not found (build with `-vv` to debug the locations searched) [INFO] [stderr] warning: dittolive-ditto-sys@4.4.5: [dittolive-ditto-sys] Attempting to download https://software.ditto.live/rust/Ditto/4.4.5/x86_64-unknown-linux-gnu/release/libdittoffi.a [INFO] [stderr] warning: dittolive-ditto-sys@4.4.5: [dittolive-ditto-sys] Unable to download Ditto SDK binary component [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Compiling ext-trait-proc_macros v1.0.1 [INFO] [stderr] Compiling with_builtin_macros-proc_macros v0.0.3 [INFO] [stderr] Compiling safer_ffi-proc_macros v0.1.6 [INFO] [stderr] Checking async-compat v0.2.3 [INFO] [stderr] Checking ext-trait v1.0.1 [INFO] [stderr] Checking extension-traits v1.0.1 [INFO] [stderr] Checking with_builtin_macros v0.0.3 [INFO] [stderr] Checking uninit v0.5.1 [INFO] [stdout] warning: `extern` fn uses type `Option>>`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:285:15 [INFO] [stdout] | [INFO] [stdout] 285 | c_cb: unsafe extern "C" fn(ctx: *mut c_void, params: c_cb_params), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `Option>>`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:285:15 [INFO] [stdout] | [INFO] [stdout] 285 | c_cb: unsafe extern "C" fn(ctx: *mut c_void, params: c_cb_params), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum [INFO] [stdout] = note: enum has no representation hint [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:779:29 [INFO] [stdout] | [INFO] [stdout] 779 | pub get_current_handle: extern "C" fn() -> FfiHandle, [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] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:789:5 [INFO] [stdout] | [INFO] [stdout] 789 | / for<'f> // <- supporting this requires the transparent newtype. [INFO] [stdout] 790 | | extern "C" fn(func: VirtualPtr), [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] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:779:29 [INFO] [stdout] | [INFO] [stdout] 779 | pub get_current_handle: extern "C" fn() -> FfiHandle, [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] [INFO] [stdout] [INFO] [stdout] warning: `extern` fn uses type `tuple::void::CVoid`, which is not FFI-safe [INFO] [stdout] --> dittoffi.rs:789:5 [INFO] [stdout] | [INFO] [stdout] 789 | / for<'f> // <- supporting this requires the transparent newtype. [INFO] [stdout] 790 | | extern "C" fn(func: VirtualPtr), [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] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.50s [INFO] running `Command { std: "docker" "inspect" "4f453f55f2f81ecce02d4223d829c46a2f334ff4864ae5fd3e4bded92ce8df56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f453f55f2f81ecce02d4223d829c46a2f334ff4864ae5fd3e4bded92ce8df56", kill_on_drop: false }` [INFO] [stdout] 4f453f55f2f81ecce02d4223d829c46a2f334ff4864ae5fd3e4bded92ce8df56