[INFO] fetching crate ruru 0.9.3...
[INFO] testing ruru-0.9.3 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate ruru 0.9.3 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ruru 0.9.3 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding ruby-sys v0.2.20 (latest: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c944e8a465dbb0c32c3f4c2df2034435a458674583ea97a0e1ffcb066b873d1
[INFO] running `Command { std: "docker" "start" "-a" "4c944e8a465dbb0c32c3f4c2df2034435a458674583ea97a0e1ffcb066b873d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c944e8a465dbb0c32c3f4c2df2034435a458674583ea97a0e1ffcb066b873d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c944e8a465dbb0c32c3f4c2df2034435a458674583ea97a0e1ffcb066b873d1", kill_on_drop: false }`
[INFO] [stdout] 4c944e8a465dbb0c32c3f4c2df2034435a458674583ea97a0e1ffcb066b873d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c800084bceb69f9500196ba49c0695318fcb9e9b661ed136e6b5e6127a08e19
[INFO] running `Command { std: "docker" "start" "-a" "5c800084bceb69f9500196ba49c0695318fcb9e9b661ed136e6b5e6127a08e19", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "5c800084bceb69f9500196ba49c0695318fcb9e9b661ed136e6b5e6127a08e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c800084bceb69f9500196ba49c0695318fcb9e9b661ed136e6b5e6127a08e19", kill_on_drop: false }`
[INFO] [stdout] 5c800084bceb69f9500196ba49c0695318fcb9e9b661ed136e6b5e6127a08e19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 656f5bf9ff7603bb92d3eeacfd7a0cb5120be42dac915eecab80991c928cc2d7
[INFO] running `Command { std: "docker" "start" "-a" "656f5bf9ff7603bb92d3eeacfd7a0cb5120be42dac915eecab80991c928cc2d7", 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "656f5bf9ff7603bb92d3eeacfd7a0cb5120be42dac915eecab80991c928cc2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "656f5bf9ff7603bb92d3eeacfd7a0cb5120be42dac915eecab80991c928cc2d7", kill_on_drop: false }`
[INFO] [stdout] 656f5bf9ff7603bb92d3eeacfd7a0cb5120be42dac915eecab80991c928cc2d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b5222dc03d5c02a8b2be2c59b326ab2f627f43a2da8f0b2ef95df78305b1ac4
[INFO] running `Command { std: "docker" "start" "-a" "5b5222dc03d5c02a8b2be2c59b326ab2f627f43a2da8f0b2ef95df78305b1ac4", 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruru-4c0e5ea236db78cb)
[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::join (line 124) ... 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 (line 584) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 614) ... 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::concat (line 417) ... 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::new (line 21) ... 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::reverse (line 355) ... 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::length (line 68) ... 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::shift (line 269) ... 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/array.rs - class::array::Array::with_capacity (line 41) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::sort_bang (line 482) ... 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::unshift (line 240) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::store (line 185) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::new (line 19) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class (line 16) ... 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::attr_accessor (line 462) ... 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_writer (line 438) ... 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::const_set (line 370) ... 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::define_nested_class (line 289) ... 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::from_existing (line 113) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::superclass (line 181) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::new (line 75) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::new (line 19) ... ok
[INFO] [stdout] test src/class/float.rs - class::float::Float::new (line 19) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::to_i64 (line 41) ... ok
[INFO] [stdout] test src/class/float.rs - class::float::Float::to_f64 (line 41) ... ok
[INFO] [stdout] test src/class/gc.rs - class::gc::GC::mark (line 13) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::wrap_data (line 490) ... FAILED
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::clear (line 132) ... 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::delete (line 170) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::length (line 100) ... 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/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::new (line 20) ... 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::new (line 19) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str (line 95) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::call_without_gvl (line 85) - compile ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string (line 43) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define (line 221) - compile ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::new (line 20) ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::to_string (line 46) ... 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::class (line 52) ... 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::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::freeze (line 848) ... 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::is_frozen (line 822) ... 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::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::send (line 572) ... 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::try_convert_to (line 954) - compile ... 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::singleton_class (line 91) ... 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::to (line 885) ... 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::raise (line 68) - 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/vm.rs - class::vm::VM::parse_arguments (line 220) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::value (line 24) ... 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::raise (line 83) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::ty (line 1021) ... 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::thread_call_without_gvl (line 253) - compile ... 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::init (line 28) ... 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/dsl.rs - dsl::class (line 8) ... ok
[INFO] [stdout] test src/result.rs - result::Error::to_exception (line 20) ... 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:001180 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fc7422f6ca9 RBP: 0x0000555f2511fa60 RSP: 0x00007ffcd717e4c0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000555f2517e128 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000555f2511fa60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000555f25234360 R10: 0x0000555f25234210
[INFO] [stdout]  R11: 0x455c4069a21fd7b2 R12: 0x0000000000000006 R13: 0x00007fc7425c0560
[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:001c50 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fcb2cd1dca9 RBP: 0x0000558d34743a60 RSP: 0x00007fff7a0ad2b0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000558d347a2148 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000558d34743a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000558d34858360 R10: 0x0000558d34858210
[INFO] [stdout]  R11: 0x2bc651f01ae33e28 R12: 0x0000000000000006 R13: 0x00007fcb2cfe7560
[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:001000 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fcb61a2fca9 RBP: 0x000055e0808f2a60 RSP: 0x00007ffc664024c0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055e08094e128 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055e0808f2a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055e080a06990 R10: 0x000055e080a06840
[INFO] [stdout]  R11: 0x021a26b271322687 R12: 0x0000000000000006 R13: 0x00007fcb61cf9560
[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:001430 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fe06fbd1ca9 RBP: 0x000055b9422b3a60 RSP: 0x00007ffdd7a746f0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055b942312148 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055b9422b3a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055b9423c8360 R10: 0x000055b9423c8210
[INFO] [stdout]  R11: 0x875213a65e16834c R12: 0x0000000000000006 R13: 0x00007fe06fe9b560
[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:000d00 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fe89b6d7ca9 RBP: 0x0000558172ae0a60 RSP: 0x00007ffd05e4d030
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000558172b3e158 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000558172ae0a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000558172bf4960 R10: 0x0000558172bf4810
[INFO] [stdout]  R11: 0x1464c627030c39ba R12: 0x0000000000000006 R13: 0x00007fe89b9a1560
[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 2.77s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5b5222dc03d5c02a8b2be2c59b326ab2f627f43a2da8f0b2ef95df78305b1ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b5222dc03d5c02a8b2be2c59b326ab2f627f43a2da8f0b2ef95df78305b1ac4", kill_on_drop: false }`
[INFO] [stdout] 5b5222dc03d5c02a8b2be2c59b326ab2f627f43a2da8f0b2ef95df78305b1ac4
[INFO] testing ruru-0.9.3 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate ruru 0.9.3 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate ruru 0.9.3 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding ruby-sys v0.2.20 (latest: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3b21e75286fe1469c36b6bd31c6d658613fbf2552b93d2fdbcfe5789c227fa9
[INFO] running `Command { std: "docker" "start" "-a" "c3b21e75286fe1469c36b6bd31c6d658613fbf2552b93d2fdbcfe5789c227fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3b21e75286fe1469c36b6bd31c6d658613fbf2552b93d2fdbcfe5789c227fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3b21e75286fe1469c36b6bd31c6d658613fbf2552b93d2fdbcfe5789c227fa9", kill_on_drop: false }`
[INFO] [stdout] c3b21e75286fe1469c36b6bd31c6d658613fbf2552b93d2fdbcfe5789c227fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84946d0d9468f154f5f3aba9e86d65975f54ab13234a4509fc572d4732f56953
[INFO] running `Command { std: "docker" "start" "-a" "84946d0d9468f154f5f3aba9e86d65975f54ab13234a4509fc572d4732f56953", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "84946d0d9468f154f5f3aba9e86d65975f54ab13234a4509fc572d4732f56953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84946d0d9468f154f5f3aba9e86d65975f54ab13234a4509fc572d4732f56953", kill_on_drop: false }`
[INFO] [stdout] 84946d0d9468f154f5f3aba9e86d65975f54ab13234a4509fc572d4732f56953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20b3fc3676055c5ef1441b63da5748c4a3dbd26996fd2c5a9372fda971ec8b9c
[INFO] running `Command { std: "docker" "start" "-a" "20b3fc3676055c5ef1441b63da5748c4a3dbd26996fd2c5a9372fda971ec8b9c", 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "20b3fc3676055c5ef1441b63da5748c4a3dbd26996fd2c5a9372fda971ec8b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20b3fc3676055c5ef1441b63da5748c4a3dbd26996fd2c5a9372fda971ec8b9c", kill_on_drop: false }`
[INFO] [stdout] 20b3fc3676055c5ef1441b63da5748c4a3dbd26996fd2c5a9372fda971ec8b9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aec6cf381ccc1be0bd2c5953ab74ec1460d6d4571f7b00fd5ca0069afc52462c
[INFO] running `Command { std: "docker" "start" "-a" "aec6cf381ccc1be0bd2c5953ab74ec1460d6d4571f7b00fd5ca0069afc52462c", 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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: if this is an object-safe trait, 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` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruru-4c0e5ea236db78cb)
[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::join (line 124) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::at (line 98) ... 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::concat (line 417) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::dup (line 301) ... 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 (line 584) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 614) ... 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::length (line 68) ... 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::pop (line 214) ... 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_bang (line 385) ... 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::sort (line 451) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::unshift (line 240) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::sort_bang (line 482) ... 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/array.rs - class::array::Array::store (line 185) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::to_bool (line 39) ... ok
[INFO] [stdout] test src/class/boolean.rs - class::boolean::Boolean::new (line 19) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class (line 16) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_accessor (line 462) ... 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::attr_reader (line 414) ... 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::ancestors (line 208) ... 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::const_set (line 370) ... 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::new_instance (line 148) - compile ... 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::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/class.rs - class::class::Class::new (line 75) ... 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/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/float.rs - class::float::Float::to_f64 (line 41) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::clear (line 132) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::wrap_data (line 490) ... FAILED
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::at (line 40) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::length (line 100) ... 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::each (line 211) ... ok
[INFO] [stdout] test src/class/rproc.rs - class::rproc::Proc::call (line 20) - compile ... 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::new (line 20) ... ok
[INFO] [stdout] test src/class/nil_class.rs - class::nil_class::NilClass::new (line 20) ... 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::bytesize (line 151) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::new (line 19) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str (line 95) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::call_without_gvl (line 85) - compile ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string (line 43) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define (line 221) - compile ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::new (line 20) ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::to_string (line 46) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::new (line 24) ... 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::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::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::define_singleton_method (line 510) ... 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::instance_variable_set (line 741) ... 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::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::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::try_convert_to (line 954) - compile ... 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::get_data (line 131) ... FAILED
[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/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::try_convert_to (line 910) ... 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::require (line 46) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::raise (line 83) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::value (line 24) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::thread_call_without_gvl (line 253) - 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::ty (line 1021) ... 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::unsafe_methods (line 106) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::methods (line 220) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::class (line 8) ... ok
[INFO] [stdout] test src/result.rs - result::Error::to_exception (line 20) ... 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:001510 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007fb3ad283ca9 RBP: 0x000055e82b358a60 RSP: 0x00007ffdf7cbcf30
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055e82b3b6168 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055e82b358a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055e82b46c960 R10: 0x000055e82b46c810
[INFO] [stdout]  R11: 0xef7a97c3f5fc9723 R12: 0x0000000000000006 R13: 0x00007fb3ad54d560
[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:002270 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f3efc8d5ca9 RBP: 0x00005578514e5a60 RSP: 0x00007ffde50e64e0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000557851542148 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x00005578514e5a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x00005578515f9a60 R10: 0x00005578515f9910
[INFO] [stdout]  R11: 0xf897b2fc906650cb R12: 0x0000000000000006 R13: 0x00007f3efcb9f560
[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:0017d0 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f5b06d2eca9 RBP: 0x000055f3f3103a60 RSP: 0x00007ffe461f7ce0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x000055f3f3162168 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x000055f3f3103a60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x000055f3f3218360 R10: 0x000055f3f3218210
[INFO] [stdout]  R11: 0xf6d51e7b0db86d68 R12: 0x0000000000000006 R13: 0x00007f5b06ff8560
[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:0008f0 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f8aff067ca9 RBP: 0x00005593e5a5ba60 RSP: 0x00007fff6aa33dd0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x00005593e5aba148 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x00005593e5a5ba60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x00005593e5b70360 R10: 0x00005593e5b70210
[INFO] [stdout]  R11: 0xe0dc26dd3ad1f073 R12: 0x0000000000000006 R13: 0x00007f8aff331560
[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:002110 (none) [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007f0b0f99aca9 RBP: 0x0000555ee659fa60 RSP: 0x00007ffd2f5b0650
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000555ee65fe188 RCX: 0x0000000000000005
[INFO] [stdout]  RDX: 0x0000000000000010 RDI: 0x0000555ee659fa60 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x0000000000000000  R9: 0x0000555ee66b4360 R10: 0x0000555ee66b4210
[INFO] [stdout]  R11: 0xd2af27e2ce195021 R12: 0x0000000000000006 R13: 0x00007f0b0fc64560
[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 2.80s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "aec6cf381ccc1be0bd2c5953ab74ec1460d6d4571f7b00fd5ca0069afc52462c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aec6cf381ccc1be0bd2c5953ab74ec1460d6d4571f7b00fd5ca0069afc52462c", kill_on_drop: false }`
[INFO] [stdout] aec6cf381ccc1be0bd2c5953ab74ec1460d6d4571f7b00fd5ca0069afc52462c
