[INFO] fetching crate qmetaobject 0.2.10...
[INFO] checking qmetaobject-0.2.10 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate qmetaobject 0.2.10 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate qmetaobject 0.2.10 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qmetaobject 0.2.10
[INFO] finished tweaking crates.io crate qmetaobject 0.2.10
[INFO] tweaked toml for crates.io crate qmetaobject 0.2.10 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cstr v0.2.11
[INFO] [stderr]   Downloaded if_rust_version v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26a479c1c608dee0ab9869b2b59fe3dbb106c800b322e192c2861e94c753d387
[INFO] running `Command { std: "docker" "start" "-a" "26a479c1c608dee0ab9869b2b59fe3dbb106c800b322e192c2861e94c753d387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26a479c1c608dee0ab9869b2b59fe3dbb106c800b322e192c2861e94c753d387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a479c1c608dee0ab9869b2b59fe3dbb106c800b322e192c2861e94c753d387", kill_on_drop: false }`
[INFO] [stdout] 26a479c1c608dee0ab9869b2b59fe3dbb106c800b322e192c2861e94c753d387
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f636868aef919fa25b0152a4210dd25cea9c46dc019116340cad7fb99df277b4
[INFO] running `Command { std: "docker" "start" "-a" "f636868aef919fa25b0152a4210dd25cea9c46dc019116340cad7fb99df277b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling if_rust_version v1.0.0
[INFO] [stderr]    Compiling cstr v0.2.11
[INFO] [stderr]    Compiling cpp_build v0.5.9
[INFO] [stderr]    Compiling qttypes v0.2.11
[INFO] [stderr]    Compiling qmetaobject v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tempfile v3.10.0
[INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell<dyn QObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:287:27
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub get_rust_refcell: unsafe extern "C" fn(*mut c_void) -> *const RefCell<dyn QObject>,
[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: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell<dyn QObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:615:51
[INFO] [stdout]     |
[INFO] [stdout] 615 | pub unsafe extern "C" fn RustObject_metaObject(p: *mut RefCell<dyn QObject>) -> *const QMetaObject {
[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 `std::cell::RefCell<dyn QObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:621:49
[INFO] [stdout]     |
[INFO] [stdout] 621 | pub unsafe extern "C" fn RustObject_destruct(p: *mut RefCell<dyn QObject>) {
[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 `std::cell::RefCell<dyn QObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:287:27
[INFO] [stdout]     |
[INFO] [stdout] 287 |     pub get_rust_refcell: unsafe extern "C" fn(*mut c_void) -> *const RefCell<dyn QObject>,
[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: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::cell::RefCell<dyn QObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:615:51
[INFO] [stdout]     |
[INFO] [stdout] 615 | pub unsafe extern "C" fn RustObject_metaObject(p: *mut RefCell<dyn QObject>) -> *const QMetaObject {
[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 `std::cell::RefCell<dyn QObject>`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:621:49
[INFO] [stdout]     |
[INFO] [stdout] 621 | pub unsafe extern "C" fn RustObject_destruct(p: *mut RefCell<dyn QObject>) {
[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 [unoptimized + debuginfo] target(s) in 7.90s
[INFO] running `Command { std: "docker" "inspect" "f636868aef919fa25b0152a4210dd25cea9c46dc019116340cad7fb99df277b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f636868aef919fa25b0152a4210dd25cea9c46dc019116340cad7fb99df277b4", kill_on_drop: false }`
[INFO] [stdout] f636868aef919fa25b0152a4210dd25cea9c46dc019116340cad7fb99df277b4
