[INFO] fetching crate ruru 0.9.3...
[INFO] testing ruru-0.9.3 against 1.76.0 for beta-1.77-1
[INFO] extracting crate ruru 0.9.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ruru 0.9.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruru 0.9.3
[INFO] finished tweaking crates.io crate ruru 0.9.3
[INFO] tweaked toml for crates.io crate ruru 0.9.3 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" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ruby-sys v0.2.20
[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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a8dea4e70339cc72fc093ce234a38c318253eb4ef6eda29251d37ffd820c58c
[INFO] running `Command { std: "docker" "start" "-a" "8a8dea4e70339cc72fc093ce234a38c318253eb4ef6eda29251d37ffd820c58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a8dea4e70339cc72fc093ce234a38c318253eb4ef6eda29251d37ffd820c58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8dea4e70339cc72fc093ce234a38c318253eb4ef6eda29251d37ffd820c58c", kill_on_drop: false }`
[INFO] [stdout] 8a8dea4e70339cc72fc093ce234a38c318253eb4ef6eda29251d37ffd820c58c
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee7b0a16193de05bf62d96594b0a9df398d29bcb009f439399a129c4d795b2ad
[INFO] running `Command { std: "docker" "start" "-a" "ee7b0a16193de05bf62d96594b0a9df398d29bcb009f439399a129c4d795b2ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling ruru v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:98:45
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/class.rs:568:62
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/traits/object.rs:209:47
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:58:46
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:55
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]  --> src/typed_data/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stdout]   |              +++++++                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "ee7b0a16193de05bf62d96594b0a9df398d29bcb009f439399a129c4d795b2ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee7b0a16193de05bf62d96594b0a9df398d29bcb009f439399a129c4d795b2ad", kill_on_drop: false }`
[INFO] [stdout] ee7b0a16193de05bf62d96594b0a9df398d29bcb009f439399a129c4d795b2ad
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab4ab0274dec3ed5737d4ccf80a8d2984a40090d48b65d858e52889a1f7d3958
[INFO] running `Command { std: "docker" "start" "-a" "ab4ab0274dec3ed5737d4ccf80a8d2984a40090d48b65d858e52889a1f7d3958", kill_on_drop: false }`
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:98:45
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/class.rs:568:62
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/traits/object.rs:209:47
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:58:46
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:55
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruru v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]  --> src/typed_data/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stdout]   |              +++++++                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:98:45
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/class.rs:568:62
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/traits/object.rs:209:47
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:58:46
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:55
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]  --> src/typed_data/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stdout]   |              +++++++                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "ab4ab0274dec3ed5737d4ccf80a8d2984a40090d48b65d858e52889a1f7d3958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4ab0274dec3ed5737d4ccf80a8d2984a40090d48b65d858e52889a1f7d3958", kill_on_drop: false }`
[INFO] [stdout] ab4ab0274dec3ed5737d4ccf80a8d2984a40090d48b65d858e52889a1f7d3958
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05d0c6f88dd8fca789d2ed1428ae112bf1770e5349e82a59617137dff5ea3821
[INFO] running `Command { std: "docker" "start" "-a" "05d0c6f88dd8fca789d2ed1428ae112bf1770e5349e82a59617137dff5ea3821", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/class/traits/object.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/result.rs:43:50
[INFO] [stderr]    |
[INFO] [stderr] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/class.rs:92:54
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/class.rs:98:45
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]    |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/class/class.rs:568:62
[INFO] [stderr]     |
[INFO] [stderr] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stderr]     |                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/class/traits/object.rs:209:47
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:17:39
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:86:28
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stderr]    |                            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:87:51
[INFO] [stderr]    |
[INFO] [stderr] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:93:28
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:94:51
[INFO] [stderr]    |
[INFO] [stderr] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/vm.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/vm.rs:96:51
[INFO] [stderr]    |
[INFO] [stderr] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/util.rs:58:46
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stderr]    |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stderr]   --> src/binding/hash.rs:49:37
[INFO] [stderr]    |
[INFO] [stderr] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[INFO] [stderr]    |                                     ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/class/any_object.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct AnyObject {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stderr]   --> src/binding/hash.rs:49:55
[INFO] [stderr]    |
[INFO] [stderr] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[INFO] [stderr]    |                                                       ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/class/any_object.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct AnyObject {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]  --> src/typed_data/mod.rs:9:14
[INFO] [stderr]   |
[INFO] [stderr] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stderr]   |              +++++++                              +
[INFO] [stderr] 
[INFO] [stderr] warning: `ruru` (lib) generated 18 warnings (run `cargo fix --lib -p ruru` to apply 12 suggestions)
[INFO] [stderr] warning: `ruru` (lib test) generated 18 warnings (18 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruru-a81b652c142f72ac)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruru
[INFO] [stdout] 
[INFO] [stdout] running 105 tests
[INFO] [stdout] test src/class/any_object.rs - class::any_object::AnyObject (line 24) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::concat (line 417) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 584) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::new (line 21) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::at (line 98) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::shift (line 269) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 614) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::join (line 124) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::length (line 68) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::pop (line 214) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::dup (line 301) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::push (line 156) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::reverse (line 355) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::reverse_bang (line 385) ... ok
[INFO] [stdout] test src/class/any_object.rs - class::any_object::AnyObject (line 36) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::sort (line 451) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::to_bool (line 39) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_writer (line 438) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::define_nested_class (line 289) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_accessor (line 462) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::new (line 19) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::with_capacity (line 41) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::ancestors (line 226) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_reader (line 414) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::const_get (line 324) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::to_s (line 329) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::store (line 185) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::sort_bang (line 482) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::ancestors (line 208) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::unshift (line 240) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::const_set (line 370) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class (line 16) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::new_instance (line 148) - compile ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::get_nested_class (line 250) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::new (line 75) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::from_existing (line 113) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::to_i64 (line 41) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::new (line 19) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::superclass (line 181) ... ok
[INFO] [stdout] test src/class/float.rs - class::float::Float::new (line 19) ... ok
[INFO] [stdout] test src/class/gc.rs - class::gc::GC::mark (line 13) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::at (line 40) ... ok
[INFO] [stdout] test src/class/float.rs - class::float::Float::to_f64 (line 41) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::delete (line 170) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::clear (line 132) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::new (line 20) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::length (line 100) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str_unchecked (line 125) - compile ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string_unchecked (line 71) - compile ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::each (line 211) ... ok
[INFO] [stdout] test src/class/rproc.rs - class::rproc::Proc::call (line 20) - compile ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::call_without_gvl (line 85) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define (line 221) - compile ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::store (line 71) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str (line 95) ... ok
[INFO] [stdout] test src/class/nil_class.rs - class::nil_class::NilClass::new (line 20) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::bytesize (line 151) ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::new (line 20) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::new (line 19) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::new (line 24) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string (line 43) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::wait_fd (line 56) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::class (line 52) ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::to_string (line 46) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define (line 289) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::wrap_data (line 490) ... FAILED
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_method (line 354) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_method (line 391) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_singleton_method (line 466) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::try_convert_to (line 954) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::freeze (line 848) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::is_frozen (line 822) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_singleton_method (line 510) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::is_nil (line 615) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::respond_to (line 598) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::singleton_class (line 70) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::send (line 572) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::instance_variable_get (line 660) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::block_proc (line 111) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::singleton_class (line 91) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::to (line 885) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::parse_arguments (line 220) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::raise (line 68) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::raise (line 83) - compile ... ok
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 332) ... ignored
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 357) ... ignored
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 380) ... ignored
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::instance_variable_set (line 741) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::require (line 46) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::try_convert_to (line 910) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::to_any_object (line 639) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::thread_call_without_gvl (line 253) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::value (line 24) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::ty (line 1021) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::get_data (line 131) ... FAILED
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::init (line 28) ... ok
[INFO] [stdout] test src/class/traits/verified_object.rs - class::traits::verified_object::VerifiedObject (line 26) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::unsafe_methods (line 106) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::is_block_given (line 160) ... ok
[INFO] [stdout] test src/result.rs - result::Error::to_exception (line 20) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::class (line 8) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::methods (line 220) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 397) ... FAILED
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 409) ... FAILED
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 492) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/class.rs - class::class::Class::wrap_data (line 490) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/class/class.rs:519:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | wrappable_struct!(Server, ServerWrapper, SERVER_WRAPPER);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RubyServer`, which is not FFI-safe
[INFO] [stdout]   --> src/class/class.rs:524:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RubyServer,
[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/class/class.rs:521:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | class!(RubyServer);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:000d70 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f2219e02ca9 RBP: 0x000055e69c8d8a80 RSP: 0x00007fff6f05add0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055e69c936128 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055e69c8d8a80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055e69c9ec9a0 R10: 0x000055e69c9ec850
[INFO] [stdout]  R11: 0x78c73f44e37d94c7 R12: 0x0000000000000006 R13: 0x00007f221a0cc560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/traits/object.rs - class::traits::object::Object::get_data (line 131) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/class/traits/object.rs:160:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | wrappable_struct!(Server, ServerWrapper, SERVER_WRAPPER);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RubyServer`, which is not FFI-safe
[INFO] [stdout]   --> src/class/traits/object.rs:165:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RubyServer,
[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/class/traits/object.rs:162:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | class!(RubyServer);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:001920 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f44cdbfbca9 RBP: 0x000055bb9e5aea80 RSP: 0x00007ffeec771260
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055bb9e60a158 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055bb9e5aea80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055bb9e6c29d0 R10: 0x000055bb9e6c2880
[INFO] [stdout]  R11: 0x3b7248fb6ba1595b R12: 0x0000000000000006 R13: 0x00007f44cdec5560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/dsl.rs - dsl::wrappable_struct (line 397) stdout ----
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:000c50 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f0d73aedca9 RBP: 0x000055d48a2afa80 RSP: 0x00007ffeca35de50
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055d48a30e148 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055d48a2afa80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055d48a3c3ae0 R10: 0x000055d48a3c3990
[INFO] [stdout]  R11: 0x817b2762d5987632 R12: 0x0000000000000006 R13: 0x00007f0d73db7560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010206
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/dsl.rs - dsl::wrappable_struct (line 409) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/dsl.rs:438:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | wrappable_struct!(Server, ServerWrapper, SERVER_WRAPPER);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RubyServer`, which is not FFI-safe
[INFO] [stdout]   --> src/dsl.rs:443:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RubyServer,
[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/dsl.rs:440:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | class!(RubyServer);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:001e20 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fdab3e05ca9 RBP: 0x0000561e73c3ba80 RSP: 0x00007ffd15fef1a0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000561e73c9a148 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000561e73c3ba80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000561e73d4fae0 R10: 0x0000561e73d4f990
[INFO] [stdout]  R11: 0x044824726aca08c0 R12: 0x0000000000000006 R13: 0x00007fdab40cf560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010206
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/dsl.rs - dsl::wrappable_struct (line 492) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/dsl.rs:526:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / wrappable_struct! {
[INFO] [stdout] 36 | |     VectorOfObjects,
[INFO] [stdout] 37 | |     VectorOfObjectsWrapper,
[INFO] [stdout] 38 | |     VECTOR_OF_OBJECTS_WRAPPER,
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     }
[INFO] [stdout] 47 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RustyArray`, which is not FFI-safe
[INFO] [stdout]   --> src/dsl.rs:543:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     RustyArray,
[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/dsl.rs:540:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | class!(RustyArray);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:001bc0 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fcf00f49ca9 RBP: 0x00005592210caa80 RSP: 0x00007fff0b0716a0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000559221126188 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x00005592210caa80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x00005592211de9d0 R10: 0x00005592211de880
[INFO] [stdout]  R11: 0x2fe939ac07aa4e1e R12: 0x0000000000000006 R13: 0x00007fcf01213560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010206
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/class/class.rs - class::class::Class::wrap_data (line 490)
[INFO] [stdout]     src/class/traits/object.rs - class::traits::object::Object::get_data (line 131)
[INFO] [stdout]     src/dsl.rs - dsl::wrappable_struct (line 397)
[INFO] [stdout]     src/dsl.rs - dsl::wrappable_struct (line 409)
[INFO] [stdout]     src/dsl.rs - dsl::wrappable_struct (line 492)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 97 passed; 5 failed; 3 ignored; 0 measured; 0 filtered out; finished in 1.79s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "05d0c6f88dd8fca789d2ed1428ae112bf1770e5349e82a59617137dff5ea3821", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d0c6f88dd8fca789d2ed1428ae112bf1770e5349e82a59617137dff5ea3821", kill_on_drop: false }`
[INFO] [stdout] 05d0c6f88dd8fca789d2ed1428ae112bf1770e5349e82a59617137dff5ea3821
[INFO] testing ruru-0.9.3 against beta-2024-02-10 for beta-1.77-1
[INFO] extracting crate ruru 0.9.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ruru 0.9.3 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruru 0.9.3
[INFO] finished tweaking crates.io crate ruru 0.9.3
[INFO] tweaked toml for crates.io crate ruru 0.9.3 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" "+beta-2024-02-10" "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" "+beta-2024-02-10" "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" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f68d369aefde23a8140dbbd8007faca12e6653b942a9fc273cfa933b1b51b87
[INFO] running `Command { std: "docker" "start" "-a" "4f68d369aefde23a8140dbbd8007faca12e6653b942a9fc273cfa933b1b51b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f68d369aefde23a8140dbbd8007faca12e6653b942a9fc273cfa933b1b51b87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f68d369aefde23a8140dbbd8007faca12e6653b942a9fc273cfa933b1b51b87", kill_on_drop: false }`
[INFO] [stdout] 4f68d369aefde23a8140dbbd8007faca12e6653b942a9fc273cfa933b1b51b87
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28c154d614c2a351e00e73da330bd2c6d672ee69c4e8e8759e173b0057eb7a05
[INFO] running `Command { std: "docker" "start" "-a" "28c154d614c2a351e00e73da330bd2c6d672ee69c4e8e8759e173b0057eb7a05", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruby-sys v0.2.20
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling ruru v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:98:45
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/class.rs:568:62
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/traits/object.rs:209:47
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:58:46
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:55
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]  --> src/typed_data/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stdout]   |              +++++++                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "28c154d614c2a351e00e73da330bd2c6d672ee69c4e8e8759e173b0057eb7a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c154d614c2a351e00e73da330bd2c6d672ee69c4e8e8759e173b0057eb7a05", kill_on_drop: false }`
[INFO] [stdout] 28c154d614c2a351e00e73da330bd2c6d672ee69c4e8e8759e173b0057eb7a05
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7687b50c5fc8d1b40b93b96f434d65c468aec865fcfa198d6e13b80e0740289
[INFO] running `Command { std: "docker" "start" "-a" "d7687b50c5fc8d1b40b93b96f434d65c468aec865fcfa198d6e13b80e0740289", kill_on_drop: false }`
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:98:45
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/class.rs:568:62
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/traits/object.rs:209:47
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:58:46
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:55
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]  --> src/typed_data/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stdout]   |              +++++++                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ruru v0.9.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/result.rs:43:50
[INFO] [stdout]    |
[INFO] [stdout] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stdout]    |                                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:92:54
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stdout]    |                                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/class.rs:98:45
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/class.rs:568:62
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class/traits/object.rs:209:47
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:17:39
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stdout]    |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:86:28
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:87:51
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:93:28
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/thread.rs:94:51
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:95:28
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stdout]    |                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/binding/vm.rs:96:51
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stdout]    |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:58:46
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:37
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stdout]   --> src/binding/hash.rs:49:55
[INFO] [stdout]    |
[INFO] [stdout] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[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/class/any_object.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct AnyObject {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]  --> src/typed_data/mod.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stdout]   |              +++++++                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d7687b50c5fc8d1b40b93b96f434d65c468aec865fcfa198d6e13b80e0740289", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7687b50c5fc8d1b40b93b96f434d65c468aec865fcfa198d6e13b80e0740289", kill_on_drop: false }`
[INFO] [stdout] d7687b50c5fc8d1b40b93b96f434d65c468aec865fcfa198d6e13b80e0740289
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 784200cf071aad26a4b76d1c23b16c3500e808f9f6da8e27b2e17c73176eb67f
[INFO] running `Command { std: "docker" "start" "-a" "784200cf071aad26a4b76d1c23b16c3500e808f9f6da8e27b2e17c73176eb67f", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]   --> src/class/traits/object.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/result.rs:43:50
[INFO] [stderr]    |
[INFO] [stderr] 43 |         write!(f, "{}", <Error as error::Error>::description(&self))
[INFO] [stderr]    |                                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/class.rs:92:54
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &DataTypeWrapper<T>) -> Value {
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 92 | pub fn wrap_data<T>(klass: Value, data: T, wrapper: &dyn DataTypeWrapper<T>) -> Value {
[INFO] [stderr]    |                                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/class.rs:98:45
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn get_data<T>(object: Value, wrapper: &DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 98 | pub fn get_data<T>(object: Value, wrapper: &dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]    |                                             +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/class/class.rs:568:62
[INFO] [stderr]     |
[INFO] [stderr] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &DataTypeWrapper<T>) -> O {
[INFO] [stderr]     |                                                              ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 568 |     pub fn wrap_data<T, O: Object>(&self, data: T, wrapper: &dyn DataTypeWrapper<T>) -> O {
[INFO] [stderr]     |                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/class/traits/object.rs:209:47
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]     |                                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a dyn DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]     |                                               +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:17:39
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let fnbox = Box::new(func) as Box<FnOnce() -> R>;
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let fnbox = Box::new(func) as Box<dyn FnOnce() -> R>;
[INFO] [stderr]    |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:86:28
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut fnbox: Box<Box<FnMut() -> R>> =
[INFO] [stderr]    |                            ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 86 |     let mut fnbox: Box<Box<dyn FnMut() -> R>> =
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:87:51
[INFO] [stderr]    |
[INFO] [stderr] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> R>) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 87 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> R>) };
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:93:28
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 93 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/thread.rs:94:51
[INFO] [stderr]    |
[INFO] [stderr] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 94 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/vm.rs:95:28
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut fnbox: Box<Box<FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 |     let mut fnbox: Box<Box<dyn FnMut() -> *const c_void>> =
[INFO] [stderr]    |                            +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/binding/vm.rs:96:51
[INFO] [stderr]    |
[INFO] [stderr] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 96 |         unsafe { Box::from_raw(boxptr as *mut Box<dyn FnMut() -> *const c_void>) };
[INFO] [stderr]    |                                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/util.rs:58:46
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let fnbox = Box::new(wrap_return) as Box<FnOnce() -> *const c_void>;
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 58 |     let fnbox = Box::new(wrap_return) as Box<dyn FnOnce() -> *const c_void>;
[INFO] [stderr]    |                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stderr]   --> src/binding/hash.rs:49:37
[INFO] [stderr]    |
[INFO] [stderr] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[INFO] [stderr]    |                                     ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/class/any_object.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct AnyObject {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` fn uses type `AnyObject`, which is not FFI-safe
[INFO] [stderr]   --> src/binding/hash.rs:49:55
[INFO] [stderr]    |
[INFO] [stderr] 49 | extern "C" fn each_callback<F>(key: AnyObject, value: AnyObject, closure: CallbackMutPtr)
[INFO] [stderr]    |                                                       ^^^^^^^^^ not FFI-safe
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stderr]    = note: this struct has unspecified layout
[INFO] [stderr] note: the type is defined here
[INFO] [stderr]   --> src/class/any_object.rs:52:1
[INFO] [stderr]    |
[INFO] [stderr] 52 | pub struct AnyObject {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stderr]  --> src/typed_data/mod.rs:9:14
[INFO] [stderr]   |
[INFO] [stderr] 9 |     unsafe { Box::from_raw(data as *mut T) };
[INFO] [stderr]   |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]   |
[INFO] [stderr] 9 |     unsafe { let _ = Box::from_raw(data as *mut T); };
[INFO] [stderr]   |              +++++++                              +
[INFO] [stderr] 
[INFO] [stderr] warning: `ruru` (lib) generated 18 warnings (run `cargo fix --lib -p ruru` to apply 12 suggestions)
[INFO] [stderr] warning: `ruru` (lib test) generated 18 warnings (18 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruru-fd5be8f46d87914d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ruru
[INFO] [stdout] 
[INFO] [stdout] running 105 tests
[INFO] [stdout] test src/class/array.rs - class::array::Array::dup (line 301) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::length (line 68) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::at (line 98) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::reverse_bang (line 385) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::pop (line 214) ... ok
[INFO] [stdout] test src/class/any_object.rs - class::any_object::AnyObject (line 36) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 614) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::sort (line 451) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::new (line 21) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::shift (line 269) ... ok
[INFO] [stdout] test src/class/any_object.rs - class::any_object::AnyObject (line 24) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::push (line 156) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::join (line 124) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 584) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::reverse (line 355) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::concat (line 417) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::to_bool (line 39) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::store (line 185) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_writer (line 438) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::sort_bang (line 482) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_reader (line 414) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::new (line 19) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::unshift (line 240) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_accessor (line 462) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::to_s (line 329) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::with_capacity (line 41) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::ancestors (line 226) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class (line 16) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::ancestors (line 208) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::new_instance (line 148) - compile ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::const_get (line 324) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::define_nested_class (line 289) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::const_set (line 370) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::get_nested_class (line 250) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::superclass (line 181) ... ok
[INFO] [stdout] test src/class/gc.rs - class::gc::GC::mark (line 13) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::to_i64 (line 41) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::new (line 19) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::from_existing (line 113) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::new (line 75) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::clear (line 132) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::delete (line 170) ... ok
[INFO] [stdout] test src/class/float.rs - class::float::Float::new (line 19) ... ok
[INFO] [stdout] test src/class/rproc.rs - class::rproc::Proc::call (line 20) - compile ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::at (line 40) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::each (line 211) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str_unchecked (line 125) - compile ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string_unchecked (line 71) - compile ... ok
[INFO] [stdout] test src/class/float.rs - class::float::Float::to_f64 (line 41) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::call_without_gvl (line 85) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define (line 221) - compile ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::new (line 20) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::length (line 100) ... ok
[INFO] [stdout] test src/class/nil_class.rs - class::nil_class::NilClass::new (line 20) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::bytesize (line 151) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::store (line 71) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str (line 95) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::new (line 19) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::wrap_data (line 490) ... FAILED
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::new (line 20) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string (line 43) ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::to_string (line 46) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::class (line 52) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::new (line 24) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::wait_fd (line 56) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define (line 289) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::freeze (line 848) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_method (line 354) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_method (line 391) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_singleton_method (line 510) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_singleton_method (line 466) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::instance_variable_get (line 660) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::instance_variable_set (line 741) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::respond_to (line 598) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::try_convert_to (line 954) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::is_frozen (line 822) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::is_nil (line 615) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::send (line 572) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::to (line 885) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::singleton_class (line 70) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::raise (line 83) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::parse_arguments (line 220) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::raise (line 68) - compile ... ok
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 332) ... ignored
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 357) ... ignored
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 380) ... ignored
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::block_proc (line 111) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::singleton_class (line 91) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::require (line 46) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::thread_call_without_gvl (line 253) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::to_any_object (line 639) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::ty (line 1021) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::value (line 24) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::get_data (line 131) ... FAILED
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::try_convert_to (line 910) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::init (line 28) ... ok
[INFO] [stdout] test src/class/traits/verified_object.rs - class::traits::verified_object::VerifiedObject (line 26) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::is_block_given (line 160) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::methods (line 220) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::unsafe_methods (line 106) ... ok
[INFO] [stdout] test src/result.rs - result::Error::to_exception (line 20) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::class (line 8) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 397) ... FAILED
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 492) ... FAILED
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 409) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/class.rs - class::class::Class::wrap_data (line 490) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/class/class.rs:519:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | wrappable_struct!(Server, ServerWrapper, SERVER_WRAPPER);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RubyServer`, which is not FFI-safe
[INFO] [stdout]   --> src/class/class.rs:524:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RubyServer,
[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/class/class.rs:521:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | class!(RubyServer);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:0007c0 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fa66df92ca9 RBP: 0x000055f7aaa20a80 RSP: 0x00007ffe2fb26720
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055f7aaa7e188 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055f7aaa20a80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055f7aab349a0 R10: 0x000055f7aab34850
[INFO] [stdout]  R11: 0xb607eb11bc571b93 R12: 0x0000000000000006 R13: 0x00007fa66e25c560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/traits/object.rs - class::traits::object::Object::get_data (line 131) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/class/traits/object.rs:160:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | wrappable_struct!(Server, ServerWrapper, SERVER_WRAPPER);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RubyServer`, which is not FFI-safe
[INFO] [stdout]   --> src/class/traits/object.rs:165:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RubyServer,
[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/class/traits/object.rs:162:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | class!(RubyServer);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:000590 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f8b30026ca9 RBP: 0x000055ee4dce3a80 RSP: 0x00007ffd582eb600
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055ee4dd42128 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055ee4dce3a80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055ee4ddf7ae0 R10: 0x000055ee4ddf7990
[INFO] [stdout]  R11: 0xaedc173bd35a942c R12: 0x0000000000000006 R13: 0x00007f8b302f0560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010206
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/dsl.rs - dsl::wrappable_struct (line 397) stdout ----
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:000d10 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007ff335a60ca9 RBP: 0x000055dc0589ea80 RSP: 0x00007ffd08dd31f0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055dc058fa188 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055dc0589ea80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055dc059b29d0 R10: 0x000055dc059b2880
[INFO] [stdout]  R11: 0x12e3898828fe88a0 R12: 0x0000000000000006 R13: 0x00007ff335d2a560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/dsl.rs - dsl::wrappable_struct (line 492) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/dsl.rs:526:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | / wrappable_struct! {
[INFO] [stdout] 36 | |     VectorOfObjects,
[INFO] [stdout] 37 | |     VectorOfObjectsWrapper,
[INFO] [stdout] 38 | |     VECTOR_OF_OBJECTS_WRAPPER,
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     }
[INFO] [stdout] 47 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RustyArray`, which is not FFI-safe
[INFO] [stdout]   --> src/dsl.rs:543:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     RustyArray,
[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/dsl.rs:540:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | class!(RustyArray);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:001170 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f323d11fca9 RBP: 0x0000559e70362a80 RSP: 0x00007ffe92eaa1f0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000559e703be188 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000559e70362a80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000559e704769d0 R10: 0x0000559e70476880
[INFO] [stdout]  R11: 0x8fad0538aa5f059c R12: 0x0000000000000006 R13: 0x00007f323d3e9560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/dsl.rs - dsl::wrappable_struct (line 409) stdout ----
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/dsl.rs:438:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | wrappable_struct!(Server, ServerWrapper, SERVER_WRAPPER);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `wrappable_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `RubyServer`, which is not FFI-safe
[INFO] [stdout]   --> src/dsl.rs:443:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     RubyServer,
[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/dsl.rs:440:1
[INFO] [stdout]    |
[INFO] [stdout] 32 | class!(RubyServer);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `class` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 11 (SIGSEGV) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x0000000000000040
[INFO] [stdout] ruby 3.0.2p107 (2021-07-07 revision 0db68f0233) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:002350 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007ff46cb2cca9 RBP: 0x0000557cd500aa80 RSP: 0x00007ffde7cbec20
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000557cd5066128 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000557cd500aa80 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000557cd511e9d0 R10: 0x0000557cd511e880
[INFO] [stdout]  R11: 0x52e97723984794c0 R12: 0x0000000000000006 R13: 0x00007ff46cdf6560
[INFO] [stdout]  R14: 0x0000000000000008 R15: 0x0000000055550083 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/class/class.rs - class::class::Class::wrap_data (line 490)
[INFO] [stdout]     src/class/traits/object.rs - class::traits::object::Object::get_data (line 131)
[INFO] [stdout]     src/dsl.rs - dsl::wrappable_struct (line 397)
[INFO] [stdout]     src/dsl.rs - dsl::wrappable_struct (line 409)
[INFO] [stdout]     src/dsl.rs - dsl::wrappable_struct (line 492)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 97 passed; 5 failed; 3 ignored; 0 measured; 0 filtered out; finished in 2.03s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "784200cf071aad26a4b76d1c23b16c3500e808f9f6da8e27b2e17c73176eb67f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784200cf071aad26a4b76d1c23b16c3500e808f9f6da8e27b2e17c73176eb67f", kill_on_drop: false }`
[INFO] [stdout] 784200cf071aad26a4b76d1c23b16c3500e808f9f6da8e27b2e17c73176eb67f
