[INFO] fetching crate ruru 0.9.3...
[INFO] testing ruru-0.9.3 against try#9f93af291970322f4f1c6315ccde4d7078201159 for pr-146098-6
[INFO] extracting crate ruru 0.9.3 into /workspace/builds/worker-3-tc2/source
[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-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruru 0.9.3 on toolchain 9f93af291970322f4f1c6315ccde4d7078201159
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding lazy_static v0.2.11 (available: v1.5.0)
[INFO] [stderr]       Adding ruby-sys v0.2.20 (available: v0.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d69ad16b9ceb7ebe6eecf97884291240c9db5a99912751f67ded776d4b2979c2
[INFO] running `Command { std: "docker" "start" "-a" "d69ad16b9ceb7ebe6eecf97884291240c9db5a99912751f67ded776d4b2979c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d69ad16b9ceb7ebe6eecf97884291240c9db5a99912751f67ded776d4b2979c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d69ad16b9ceb7ebe6eecf97884291240c9db5a99912751f67ded776d4b2979c2", kill_on_drop: false }`
[INFO] [stdout] d69ad16b9ceb7ebe6eecf97884291240c9db5a99912751f67ded776d4b2979c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1f3bad0976742119d61d0e2d5a1bc626a9a4423449bf2a68148318234fa3871
[INFO] running `Command { std: "docker" "start" "-a" "c1f3bad0976742119d61d0e2d5a1bc626a9a4423449bf2a68148318234fa3871", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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)]` (part of `#[warn(unused)]`) 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/class/traits/object.rs:209:70
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                         --                 --                        ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                         |                  |
[INFO] [stdout]     |                         |                  the lifetime is named here
[INFO] [stdout]     |                         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &'a mut T {
[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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "c1f3bad0976742119d61d0e2d5a1bc626a9a4423449bf2a68148318234fa3871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1f3bad0976742119d61d0e2d5a1bc626a9a4423449bf2a68148318234fa3871", kill_on_drop: false }`
[INFO] [stdout] c1f3bad0976742119d61d0e2d5a1bc626a9a4423449bf2a68148318234fa3871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5a083995bb5979b73b84320b2f63951d26a0d82fb461409cf68be194edb128e
[INFO] running `Command { std: "docker" "start" "-a" "a5a083995bb5979b73b84320b2f63951d26a0d82fb461409cf68be194edb128e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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)]` (part of `#[warn(unused)]`) 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/class/traits/object.rs:209:70
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                         --                 --                        ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                         |                  |
[INFO] [stdout]     |                         |                  the lifetime is named here
[INFO] [stdout]     |                         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &'a mut T {
[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)]` (part of `#[warn(unused)]`) 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] [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)]` (part of `#[warn(unused)]`) 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stdout]   --> src/class/traits/object.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible 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: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/class/traits/object.rs:209:70
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stdout]     |                         --                 --                        ^^^^^^ the same lifetime is elided here
[INFO] [stdout]     |                         |                  |
[INFO] [stdout]     |                         |                  the lifetime is named here
[INFO] [stdout]     |                         the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &'a mut T {
[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)]` (part of `#[warn(unused)]`) 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "a5a083995bb5979b73b84320b2f63951d26a0d82fb461409cf68be194edb128e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a083995bb5979b73b84320b2f63951d26a0d82fb461409cf68be194edb128e", kill_on_drop: false }`
[INFO] [stdout] a5a083995bb5979b73b84320b2f63951d26a0d82fb461409cf68be194edb128e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+9f93af291970322f4f1c6315ccde4d7078201159" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 44b7477cd2dbf1ba02bee3f95f71afea7dfd892b23d8103c9693c8ff80c0dba6
[INFO] running `Command { std: "docker" "start" "-a" "44b7477cd2dbf1ba02bee3f95f71afea7dfd892b23d8103c9693c8ff80c0dba6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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)]` (part of `#[warn(unused)]`) 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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: `#[inline]` attribute cannot be used on required trait methods
[INFO] [stderr]   --> src/class/traits/object.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     #[inline]
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[inline]` can be applied to closures, functions, inherent methods, provided trait methods, and trait methods in impl blocks
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible 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: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/class/traits/object.rs:209:70
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &mut T {
[INFO] [stderr]     |                         --                 --                        ^^^^^^ the same lifetime is elided here
[INFO] [stderr]     |                         |                  |
[INFO] [stderr]     |                         |                  the lifetime is named here
[INFO] [stderr]     |                         the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 209 |     fn get_data<'a, T>(&'a self, wrapper: &'a DataTypeWrapper<T>) -> &'a mut T {
[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)]` (part of `#[warn(unused)]`) 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 19 warnings (run `cargo fix --lib -p ruru` to apply 14 suggestions)
[INFO] [stderr] warning: `ruru` (lib test) generated 19 warnings (19 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ruru-9979e4c6bb0f5789)
[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] [stderr]    Doc-tests ruru
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 105 tests
[INFO] [stdout] test src/class/array.rs - class::array::Array::pop (line 214) ... 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::new (line 21) ... 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::join (line 124) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::length (line 68) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::push (line 156) ... 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::dup (line 301) ... 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_bang (line 482) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array (line 584) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::store (line 185) ... ok
[INFO] [stdout] test src/class/array.rs - class::array::Array::at (line 98) ... 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::reverse_bang (line 385) ... ok
[INFO] [stdout] test src/class/any_object.rs - class::any_object::AnyObject (line 36) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::attr_accessor (line 462) ... 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::unshift (line 240) ... 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::reverse (line 355) ... 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::new_instance (line 148) - compile ... 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::ancestors (line 208) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::const_set (line 370) ... 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::define_nested_class (line 289) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::new (line 75) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::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/array.rs - class::array::Array (line 614) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::const_get (line 324) ... 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/class.rs - class::class::Class::superclass (line 181) ... FAILED
[INFO] [stdout] test src/class/float.rs - class::float::Float::to_f64 (line 41) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class (line 16) ... FAILED
[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::store (line 71) ... ok
[INFO] [stdout] test src/class/class.rs - class::class::Class::wrap_data (line 490) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::each (line 211) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::new (line 20) ... ok
[INFO] [stdout] test src/class/hash.rs - class::hash::Hash::clear (line 132) ... ok
[INFO] [stdout] test src/class/fixnum.rs - class::fixnum::Fixnum::to_i64 (line 41) ... ok
[INFO] [stdout] test src/class/gc.rs - class::gc::GC::mark (line 13) ... 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::at (line 40) ... 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/string.rs - class::string::RString::new (line 19) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_string (line 43) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::to_str (line 95) ... ok
[INFO] [stdout] test src/class/string.rs - class::string::RString::bytesize (line 151) ... FAILED
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::new (line 24) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::call_without_gvl (line 85) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::class (line 52) ... 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 (line 221) - compile ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_singleton_method (line 510) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::is_frozen (line 822) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::get_data (line 131) ... ok
[INFO] [stdout] test src/class/thread.rs - class::thread::Thread::wait_fd (line 56) ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::to_string (line 46) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::freeze (line 848) ... 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::instance_variable_get (line 660) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::define_method (line 391) ... FAILED
[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::define_method (line 354) ... 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::send (line 572) ... 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::block_proc (line 111) - compile ... 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::is_nil (line 615) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::instance_variable_set (line 741) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::require (line 46) - compile ... ok
[INFO] [stdout] test src/class/symbol.rs - class::symbol::Symbol::new (line 20) ... 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::singleton_class (line 91) ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::thread_call_without_gvl (line 253) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::raise (line 83) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::parse_arguments (line 220) - compile ... ok
[INFO] [stdout] test src/class/vm.rs - class::vm::VM::init (line 28) ... 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::is_block_given (line 160) ... 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::singleton_class (line 70) ... 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 397) ... ok
[INFO] [stdout] test src/class/traits/verified_object.rs - class::traits::verified_object::VerifiedObject (line 26) ... ok
[INFO] [stdout] test src/class/traits/object.rs - class::traits::object::Object::try_convert_to (line 910) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::methods (line 220) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 409) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::unsafe_methods (line 106) ... ok
[INFO] [stdout] test src/dsl.rs - dsl::wrappable_struct (line 492) ... 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] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/class.rs - class::class::Class::superclass (line 181) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1239) panicked at src/class/class.rs:13:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Some(Class { value: Value { value: 4 } })
[INFO] [stdout]  right: None
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60f69d923662 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x60f69d923662 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x60f69d923662 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x60f69d923662 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x60f69d93237f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x60f69d93237f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x60f69d9025c3 - std::io::default_write_fmt::hf7668c9f69c3a921
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x60f69d9025c3 - std::io::Write::write_fmt::ha6503cd07dd1d506
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x60f69d907402 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x60f69d908c2c - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x60f69d908a86 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x60f69d909205 - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x60f69d90909a - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x60f69d907539 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x60f69d8f702d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x60f69d9354f0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x60f69d935363 - core::panicking::assert_failed_inner::h865658b89c1b891d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:444:17
[INFO] [stdout]   17:     0x60f69d8f5d80 - core::panicking::assert_failed::h97428de3527ebd02
[INFO] [stdout]   18:     0x60f69d8f6081 - rust_out::main::_doctest_main_src_class_class_rs_181_0::h320b87214be0cf7f
[INFO] [stdout]   19:     0x60f69d8f5f46 - rust_out::main::hca4b1f7e004a5b5b
[INFO] [stdout]   20:     0x60f69d8f5d43 - core::ops::function::FnOnce::call_once::hd1d9844f43ba9ade
[INFO] [stdout]   21:     0x60f69d8f5c26 - std::sys::backtrace::__rust_begin_short_backtrace::h1b07d04bd89bf1d2
[INFO] [stdout]   22:     0x60f69d8f5c09 - std::rt::lang_start::{{closure}}::h195b227e6d961974
[INFO] [stdout]   23:     0x60f69d903480 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfe01ef9c04091e5f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x60f69d903480 - std::panicking::catch_unwind::do_call::h3720541c1dc2745c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x60f69d903480 - std::panicking::catch_unwind::hf812e1c72a8544c2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   26:     0x60f69d903480 - std::panic::catch_unwind::h9e80dffea8831154
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x60f69d903480 - std::rt::lang_start_internal::{{closure}}::h03410fa218b2c977
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x60f69d903480 - std::panicking::catch_unwind::do_call::hcc46efa18e4a9c15
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x60f69d903480 - std::panicking::catch_unwind::hc0afbf6668eb863a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x60f69d903480 - std::panic::catch_unwind::h9640c0d1343096b8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x60f69d903480 - std::rt::lang_start_internal::hea659f61d058debe
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x60f69d8f5bf1 - std::rt::lang_start::h1eafb7a9125a057d
[INFO] [stdout]   33:     0x60f69d8f60a5 - main
[INFO] [stdout]   34:     0x71eab50aa1ca - <unknown>
[INFO] [stdout]   35:     0x71eab50aa28b - __libc_start_main
[INFO] [stdout]   36:     0x60f69d8f5b05 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/class.rs - class::class::Class (line 16) stdout ----
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/class/class.rs:29:51
[INFO] [stdout]    |
[INFO] [stdout] 14 |             VM::raise(error.to_exception(), error.description());
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `ruru::Fixnum`, which is not FFI-safe
[INFO] [stdout]  --> src/class/class.rs:23:4
[INFO] [stdout]   |
[INFO] [stdout] 8 |    Fixnum,
[INFO] [stdout]   |    ^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]   = note: this struct has unspecified layout
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x00000000000000e0
[INFO] [stdout] ruby 3.2.3 (2024-01-18 revision 52bb2ac0a6) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:001d60 DUMMY  [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007e5bbe3ac4d5 RBP: 0x00007ffd59241a90 RSP: 0x00007ffd59241a40
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000000000000004 RCX: 0x00006471a84c24f0
[INFO] [stdout]  RDX: 0x0000000000000000 RDI: 0x0000000000000010 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x00007e5bbdda85d0  R9: 0x00006471a8567450 R10: 0x0000000000000211
[INFO] [stdout]  R11: 0x237c22d00435effd R12: 0x00006471a84c24f0 R13: 0x0000000000000006
[INFO] [stdout]  R14: 0x00007e5bbddc26d8 R15: 0x00007e5bbe6aad60 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe562cee) [0x7e5bbe562cee]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe3a7bdc) [0x7e5bbe3a7bdc]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe4d0116) [0x7e5bbe4d0116]
[INFO] [stdout] /lib/x86_64-linux-gnu/libc.so.6(0x7e5bbe0fe330) [0x7e5bbe0fe330]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe3ac4d5) [0x7e5bbe3ac4d5]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe3b247c) [0x7e5bbe3b247c]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe3b25df) [0x7e5bbe3b25df]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(rb_exc_raise+0x17) [0x7e5bbe3b25f7]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe52eaa8) [0x7e5bbe52eaa8]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe531cf8) [0x7e5bbe531cf8]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7e5bbe555953) [0x7e5bbe555953]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(rb_funcallv+0x19e) [0x7e5bbe558d7e]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(rb_const_missing+0x24) [0x7e5bbe531c64]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(get_constant+0x47) [0x64717d1a7fa7] src/binding/util.rs:9
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a7c67) [0x64717d1a7c67]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a655c) [0x64717d1a655c]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a5a33) [0x64717d1a5a33]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a57d6) [0x64717d1a57d6]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a57b9) [0x64717d1a57b9]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(call_once<(), (dyn core::ops::function::Fn<(), Output=i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe)>+0x3) [0x64717d1b59b0] library/core/src/ops/function.rs:287
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(do_call<&(dyn core::ops::function::Fn<(), Output=i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe), i32>) library/std/src/panicking.rs:590
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out({closure#0}) library/std/src/panicking.rs:553
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(do_call<std::rt::lang_start_internal::{closure_env#0}, isize>) library/std/src/panicking.rs:590
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(catch_unwind<isize, std::rt::lang_start_internal::{closure_env#0}>) library/std/src/panicking.rs:553
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(catch_unwind<std::rt::lang_start_internal::{closure_env#0}, isize>) library/std/src/panic.rs:359
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(lang_start_internal) library/std/src/rt.rs:171
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a57a1) [0x64717d1a57a1]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a69f5) [0x64717d1a69f5]
[INFO] [stdout] /lib/x86_64-linux-gnu/libc.so.6(0x7e5bbe0e31ca) [0x7e5bbe0e31ca]
[INFO] [stdout] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7e5bbe0e328b]
[INFO] [stdout] /tmp/rustdoctestPmtGpY/rust_out(0x64717d1a5675) [0x64717d1a5675]
[INFO] [stdout] 
[INFO] [stdout] -- Other runtime information -----------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] * Loaded script: ruby
[INFO] [stdout] 
[INFO] [stdout] * Loaded features:
[INFO] [stdout] 
[INFO] [stdout]     0 enumerator.so
[INFO] [stdout]     1 thread.rb
[INFO] [stdout]     2 fiber.so
[INFO] [stdout]     3 rational.so
[INFO] [stdout]     4 complex.so
[INFO] [stdout]     5 ruby2_keywords.rb
[INFO] [stdout] 
[INFO] [stdout] * Process memory map:
[INFO] [stdout] 
[INFO] [stdout] 64717d18e000-64717d1a5000 r--p 00000000 00:2c 1330292                    /tmp/rustdoctestPmtGpY/rust_out
[INFO] [stdout] 64717d1a5000-64717d1e9000 r-xp 00016000 00:2c 1330292                    /tmp/rustdoctestPmtGpY/rust_out
[INFO] [stdout] 64717d1e9000-64717d1ed000 r--p 00059000 00:2c 1330292                    /tmp/rustdoctestPmtGpY/rust_out
[INFO] [stdout] 64717d1ed000-64717d1ef000 rw-p 0005c000 00:2c 1330292                    /tmp/rustdoctestPmtGpY/rust_out
[INFO] [stdout] 6471a84be000-6471a8585000 rw-p 00000000 00:00 0                          [heap]
[INFO] [stdout] 7e5bb8e25000-7e5bb902c000 r--s 00000000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7e5bb902c000-7e5bb93d5000 r--s 00000000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7e5bb93d5000-7e5bb97b7000 r--s 00000000 00:2c 1330292                    /tmp/rustdoctestPmtGpY/rust_out
[INFO] [stdout] 7e5bb97b7000-7e5bb97b8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb97b8000-7e5bb9859000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9859000-7e5bb985a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb985a000-7e5bb98fb000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb98fb000-7e5bb98fc000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb98fc000-7e5bb999d000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb999d000-7e5bb999e000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb999e000-7e5bb9a3f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9a3f000-7e5bb9a40000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9a40000-7e5bb9ae1000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9ae1000-7e5bb9ae2000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9ae2000-7e5bb9b83000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9b83000-7e5bb9b84000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9b84000-7e5bb9c25000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9c25000-7e5bb9c26000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9c26000-7e5bb9cc7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9cc7000-7e5bb9cc8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9cc8000-7e5bb9d69000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9d69000-7e5bb9d6a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9d6a000-7e5bb9e0b000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9e0b000-7e5bb9e0c000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9e0c000-7e5bb9ead000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9ead000-7e5bb9eae000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9eae000-7e5bb9f4f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9f4f000-7e5bb9f50000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9f50000-7e5bb9ff1000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9ff1000-7e5bb9ff2000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bb9ff2000-7e5bba093000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba093000-7e5bba094000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba094000-7e5bba135000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba135000-7e5bba136000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba136000-7e5bba1d7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba1d7000-7e5bba1d8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba1d8000-7e5bba279000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba279000-7e5bba27a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba27a000-7e5bba31b000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba31b000-7e5bba31c000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba31c000-7e5bba3bd000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba3bd000-7e5bba3be000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba3be000-7e5bba45f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba45f000-7e5bba460000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba460000-7e5bba501000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba501000-7e5bba502000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba502000-7e5bba5a3000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba5a3000-7e5bba5a4000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba5a4000-7e5bba645000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba645000-7e5bba646000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba646000-7e5bba6e7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba6e7000-7e5bba6e8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba6e8000-7e5bba789000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba789000-7e5bba78a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba78a000-7e5bba82b000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba82b000-7e5bba82c000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba82c000-7e5bba8cd000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba8cd000-7e5bba8ce000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba8ce000-7e5bba96f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bba96f000-7e5bba970000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bba970000-7e5bbaa11000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbaa11000-7e5bbaa12000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bbaa12000-7e5bbaab3000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbaab3000-7e5bbaab4000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bbaab4000-7e5bbab55000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbab55000-7e5bbab56000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bbab56000-7e5bbabf7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbabf7000-7e5bbdc00000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbdd00000-7e5bbdd30000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbdd3f000-7e5bbddf0000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbddf1000-7e5bbdef4000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbdef4000-7e5bbdf04000 r--p 00000000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7e5bbdf04000-7e5bbdf83000 r-xp 00010000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7e5bbdf83000-7e5bbdfdb000 r--p 0008f000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7e5bbdfdb000-7e5bbdfdc000 r--p 000e7000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7e5bbdfdc000-7e5bbdfdd000 rw-p 000e8000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7e5bbdfdd000-7e5bbdfdf000 r--p 00000000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7e5bbdfdf000-7e5bbdff4000 r-xp 00002000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7e5bbdff4000-7e5bbe00d000 r--p 00017000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7e5bbe00d000-7e5bbe00e000 r--p 0002f000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7e5bbe00e000-7e5bbe00f000 rw-p 00030000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7e5bbe00f000-7e5bbe019000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe019000-7e5bbe023000 r--p 00000000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7e5bbe023000-7e5bbe086000 r-xp 0000a000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7e5bbe086000-7e5bbe09b000 r--p 0006d000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7e5bbe09b000-7e5bbe09c000 r--p 00081000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7e5bbe09c000-7e5bbe09d000 rw-p 00082000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7e5bbe09d000-7e5bbe09f000 r--p 00000000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7e5bbe09f000-7e5bbe0b1000 r-xp 00002000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7e5bbe0b1000-7e5bbe0b7000 r--p 00014000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7e5bbe0b7000-7e5bbe0b8000 r--p 0001a000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7e5bbe0b8000-7e5bbe0b9000 rw-p 0001b000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7e5bbe0b9000-7e5bbe0e1000 r--p 00000000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7e5bbe0e1000-7e5bbe269000 r-xp 00028000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7e5bbe269000-7e5bbe2b8000 r--p 001b0000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7e5bbe2b8000-7e5bbe2bc000 r--p 001fe000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7e5bbe2bc000-7e5bbe2be000 rw-p 00202000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7e5bbe2be000-7e5bbe2cb000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe2cb000-7e5bbe2cf000 r--p 00000000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7e5bbe2cf000-7e5bbe2f3000 r-xp 00004000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7e5bbe2f3000-7e5bbe2f7000 r--p 00028000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7e5bbe2f7000-7e5bbe2f8000 r--p 0002b000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7e5bbe2f8000-7e5bbe2f9000 rw-p 0002c000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7e5bbe2f9000-7e5bbe329000 r--p 00000000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7e5bbe329000-7e5bbe570000 r-xp 00030000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7e5bbe570000-7e5bbe696000 r--p 00277000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7e5bbe696000-7e5bbe6a0000 r--p 0039d000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7e5bbe6a0000-7e5bbe6a1000 rw-p 003a7000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7e5bbe6a1000-7e5bbe6b3000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe6c0000-7e5bbe6d0000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe6d6000-7e5bbe6d7000 ---p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe6d7000-7e5bbe6d9000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe6d9000-7e5bbe6db000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7e5bbe6db000-7e5bbe6dd000 r--p 00000000 00:00 0                          [vvar]
[INFO] [stdout] 7e5bbe6dd000-7e5bbe6df000 r--p 00000000 00:00 0                          [vvar_vclock]
[INFO] [stdout] 7e5bbe6df000-7e5bbe6e1000 r-xp 00000000 00:00 0                          [vdso]
[INFO] [stdout] 7e5bbe6e1000-7e5bbe6e2000 r--p 00000000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7e5bbe6e2000-7e5bbe70d000 r-xp 00001000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7e5bbe70d000-7e5bbe717000 r--p 0002c000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7e5bbe717000-7e5bbe719000 r--p 00036000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7e5bbe719000-7e5bbe71b000 rw-p 00038000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7ffd58a44000-7ffd59243000 rw-p 00000000 00:00 0                          [stack]
[INFO] [stdout] ffffffffff600000-ffffffffff601000 --xp 00000000 00:00 0                  [vsyscall]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/string.rs - class::string::RString::bytesize (line 151) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (1689) panicked at src/class/string.rs:11:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 13
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61a5f29130a2 - std::backtrace_rs::backtrace::libunwind::trace::h16affffe904e891e
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x61a5f29130a2 - std::backtrace_rs::backtrace::trace_unsynchronized::h5c14b13373ed4150
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x61a5f29130a2 - std::sys::backtrace::_print_fmt::hcbb507f162c816cc
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x61a5f29130a2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8be9aa933f14675f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x61a5f2921d8f - core::fmt::rt::Argument::fmt::h30ed739d33467c3a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x61a5f2921d8f - core::fmt::write::hfd0efbb002ac7eea
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/fmt/mod.rs:1469:25
[INFO] [stdout]    6:     0x61a5f28f2003 - std::io::default_write_fmt::hf7668c9f69c3a921
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x61a5f28f2003 - std::io::Write::write_fmt::ha6503cd07dd1d506
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x61a5f28f6e42 - std::sys::backtrace::BacktraceLock::print::hf2554f6030d393f7
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x61a5f28f866c - std::panicking::default_hook::{{closure}}::h8873121c56335b01
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x61a5f28f84c6 - std::panicking::default_hook::hbafefc2d196267a2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x61a5f28f8c45 - std::panicking::panic_with_hook::h9f5b09d5adc1a745
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x61a5f28f8ada - std::panicking::panic_handler::{{closure}}::h08111e483bdf6a89
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x61a5f28f6f79 - std::sys::backtrace::__rust_end_short_backtrace::h1b86e3414ecbbe8d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x61a5f28e6a6d - __rustc[b292c645e8102103]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x61a5f2924de0 - core::panicking::panic_fmt::h31cc490ecc8cc1fa
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x61a5f2924be3 - core::panicking::assert_failed_inner::h865658b89c1b891d
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/panicking.rs:444:17
[INFO] [stdout]   17:     0x61a5f28e62d0 - core::panicking::assert_failed::h3d26b3413121407a
[INFO] [stdout]   18:     0x61a5f28e6391 - rust_out::main::_doctest_main_src_class_string_rs_151_0::h39989c8b0c72f515
[INFO] [stdout]   19:     0x61a5f28e62e6 - rust_out::main::hca4b1f7e004a5b5b
[INFO] [stdout]   20:     0x61a5f28e6293 - core::ops::function::FnOnce::call_once::hd1d9844f43ba9ade
[INFO] [stdout]   21:     0x61a5f28e6236 - std::sys::backtrace::__rust_begin_short_backtrace::h1b07d04bd89bf1d2
[INFO] [stdout]   22:     0x61a5f28e6219 - std::rt::lang_start::{{closure}}::h195b227e6d961974
[INFO] [stdout]   23:     0x61a5f28f2ec0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hfe01ef9c04091e5f
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x61a5f28f2ec0 - std::panicking::catch_unwind::do_call::h3720541c1dc2745c
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x61a5f28f2ec0 - std::panicking::catch_unwind::hf812e1c72a8544c2
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   26:     0x61a5f28f2ec0 - std::panic::catch_unwind::h9e80dffea8831154
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x61a5f28f2ec0 - std::rt::lang_start_internal::{{closure}}::h03410fa218b2c977
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x61a5f28f2ec0 - std::panicking::catch_unwind::do_call::hcc46efa18e4a9c15
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x61a5f28f2ec0 - std::panicking::catch_unwind::hc0afbf6668eb863a
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x61a5f28f2ec0 - std::panic::catch_unwind::h9640c0d1343096b8
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x61a5f28f2ec0 - std::rt::lang_start_internal::hea659f61d058debe
[INFO] [stdout]                                at /rustc/9f93af291970322f4f1c6315ccde4d7078201159/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x61a5f28e6201 - std::rt::lang_start::h1eafb7a9125a057d
[INFO] [stdout]   33:     0x61a5f28e63f5 - main
[INFO] [stdout]   34:     0x7cf9aa19a1ca - <unknown>
[INFO] [stdout]   35:     0x7cf9aa19a28b - __libc_start_main
[INFO] [stdout]   36:     0x61a5f28e6115 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/class/traits/object.rs - class::traits::object::Object::define_method (line 391) stdout ----
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/class/traits/object.rs:404:51
[INFO] [stdout]    |
[INFO] [stdout] 14 |             VM::raise(error.to_exception(), error.description());
[INFO] [stdout]    |                                                   ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `ruru::Fixnum`, which is not FFI-safe
[INFO] [stdout]  --> src/class/traits/object.rs:398:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Fixnum,
[INFO] [stdout]   |     ^^^^^^ not FFI-safe
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]   = note: this struct has unspecified layout
[INFO] [stdout]   = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] ruby: [BUG] Segmentation fault at 0x00000000000000e0
[INFO] [stdout] ruby 3.2.3 (2024-01-18 revision 52bb2ac0a6) [x86_64-linux-gnu]
[INFO] [stdout] 
[INFO] [stdout] -- Control frame information -----------------------------------------------
[INFO] [stdout] c:0001 p:0000 s:0003 E:000f90 DUMMY  [FINISH]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] -- Machine register context ------------------------------------------------
[INFO] [stdout]  RIP: 0x00007382ac1074d5 RBP: 0x00007ffd2c339e20 RSP: 0x00007ffd2c339dd0
[INFO] [stdout]  RAX: 0x0000000000000000 RBX: 0x0000000000000004 RCX: 0x0000584c4cfe44f0
[INFO] [stdout]  RDX: 0x0000000000000000 RDI: 0x0000000000000010 RSI: 0x0000000000000006
[INFO] [stdout]   R8: 0x00007382abaf85b0  R9: 0x0000584c4d089450 R10: 0x0000000000000211
[INFO] [stdout]  R11: 0xe41523b47afbf7e5 R12: 0x0000584c4cfe44f0 R13: 0x0000000000000006
[INFO] [stdout]  R14: 0x00007382abb126e0 R15: 0x00007382ac405d60 EFL: 0x0000000000010202
[INFO] [stdout] 
[INFO] [stdout] -- C level backtrace information -------------------------------------------
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac2bdcee) [0x7382ac2bdcee]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac102bdc) [0x7382ac102bdc]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac22b116) [0x7382ac22b116]
[INFO] [stdout] /lib/x86_64-linux-gnu/libc.so.6(0x7382abe59330) [0x7382abe59330]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac1074d5) [0x7382ac1074d5]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac10d47c) [0x7382ac10d47c]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac10d5df) [0x7382ac10d5df]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(rb_exc_raise+0x17) [0x7382ac10d5f7]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac289aa8) [0x7382ac289aa8]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac28ccf8) [0x7382ac28ccf8]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(0x7382ac2b0953) [0x7382ac2b0953]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(rb_funcallv+0x19e) [0x7382ac2b3d7e]
[INFO] [stdout] /lib/x86_64-linux-gnu/libruby-3.2.so.3.2(rb_const_missing+0x24) [0x7382ac28cc64]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(get_constant+0x47) [0x584c39dce777] src/binding/util.rs:9
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dce437) [0x584c39dce437]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dccacc) [0x584c39dccacc]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dcbc33) [0x584c39dcbc33]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dcb9d6) [0x584c39dcb9d6]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dcb9b9) [0x584c39dcb9b9]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(call_once<(), (dyn core::ops::function::Fn<(), Output=i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe)>+0x3) [0x584c39ddc180] library/core/src/ops/function.rs:287
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(do_call<&(dyn core::ops::function::Fn<(), Output=i32> + core::marker::Sync + core::panic::unwind_safe::RefUnwindSafe), i32>) library/std/src/panicking.rs:590
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out({closure#0}) library/std/src/panicking.rs:553
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(do_call<std::rt::lang_start_internal::{closure_env#0}, isize>) library/std/src/panicking.rs:590
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(catch_unwind<isize, std::rt::lang_start_internal::{closure_env#0}>) library/std/src/panicking.rs:553
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(catch_unwind<std::rt::lang_start_internal::{closure_env#0}, isize>) library/std/src/panic.rs:359
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(lang_start_internal) library/std/src/rt.rs:171
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dcb9a1) [0x584c39dcb9a1]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dcd1c5) [0x584c39dcd1c5]
[INFO] [stdout] /lib/x86_64-linux-gnu/libc.so.6(0x7382abe3e1ca) [0x7382abe3e1ca]
[INFO] [stdout] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0x8b) [0x7382abe3e28b]
[INFO] [stdout] /tmp/rustdoctestFTTv6U/rust_out(0x584c39dcb875) [0x584c39dcb875]
[INFO] [stdout] 
[INFO] [stdout] -- Other runtime information -----------------------------------------------
[INFO] [stdout] 
[INFO] [stdout] * Loaded script: ruby
[INFO] [stdout] 
[INFO] [stdout] * Loaded features:
[INFO] [stdout] 
[INFO] [stdout]     0 enumerator.so
[INFO] [stdout]     1 thread.rb
[INFO] [stdout]     2 fiber.so
[INFO] [stdout]     3 rational.so
[INFO] [stdout]     4 complex.so
[INFO] [stdout]     5 ruby2_keywords.rb
[INFO] [stdout] 
[INFO] [stdout] * Process memory map:
[INFO] [stdout] 
[INFO] [stdout] 584c39db4000-584c39dcb000 r--p 00000000 00:2c 1330149                    /tmp/rustdoctestFTTv6U/rust_out
[INFO] [stdout] 584c39dcb000-584c39e10000 r-xp 00016000 00:2c 1330149                    /tmp/rustdoctestFTTv6U/rust_out
[INFO] [stdout] 584c39e10000-584c39e14000 r--p 0005a000 00:2c 1330149                    /tmp/rustdoctestFTTv6U/rust_out
[INFO] [stdout] 584c39e14000-584c39e15000 rw-p 0005d000 00:2c 1330149                    /tmp/rustdoctestFTTv6U/rust_out
[INFO] [stdout] 584c4cfe0000-584c4d0a7000 rw-p 00000000 00:00 0                          [heap]
[INFO] [stdout] 7382a6c24000-7382a6e2b000 r--s 00000000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7382a6e2b000-7382a71d4000 r--s 00000000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7382a71d4000-7382a75b7000 r--s 00000000 00:2c 1330149                    /tmp/rustdoctestFTTv6U/rust_out
[INFO] [stdout] 7382a75b7000-7382a75b8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a75b8000-7382a7659000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7659000-7382a765a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a765a000-7382a76fb000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a76fb000-7382a76fc000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a76fc000-7382a779d000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a779d000-7382a779e000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a779e000-7382a783f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a783f000-7382a7840000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7840000-7382a78e1000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a78e1000-7382a78e2000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a78e2000-7382a7983000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7983000-7382a7984000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7984000-7382a7a25000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7a25000-7382a7a26000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7a26000-7382a7ac7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7ac7000-7382a7ac8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7ac8000-7382a7b69000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7b69000-7382a7b6a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7b6a000-7382a7c0b000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7c0b000-7382a7c0c000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7c0c000-7382a7cad000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7cad000-7382a7cae000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7cae000-7382a7d4f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7d4f000-7382a7d50000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7d50000-7382a7df1000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7df1000-7382a7df2000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7df2000-7382a7e93000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7e93000-7382a7e94000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7e94000-7382a7f35000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7f35000-7382a7f36000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7f36000-7382a7fd7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a7fd7000-7382a7fd8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a7fd8000-7382a8079000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a8079000-7382a807a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a807a000-7382a811b000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a811b000-7382a811c000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a811c000-7382a81bd000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a81bd000-7382a81be000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a81be000-7382a825f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a825f000-7382a8260000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a8260000-7382a8301000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a8301000-7382a8302000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a8302000-7382a83a3000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a83a3000-7382a83a4000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a83a4000-7382a8445000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a8445000-7382a8446000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a8446000-7382a84e7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a84e7000-7382a84e8000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a84e8000-7382a8589000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a8589000-7382a858a000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a858a000-7382a862b000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a862b000-7382a862c000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a862c000-7382a86cd000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a86cd000-7382a86ce000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a86ce000-7382a876f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a876f000-7382a8770000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a8770000-7382a8811000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a8811000-7382a8812000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a8812000-7382a88b3000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a88b3000-7382a88b4000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a88b4000-7382a8955000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a8955000-7382a8956000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382a8956000-7382a89f7000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382a89f7000-7382aba00000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382aba50000-7382aba80000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382aba8f000-7382abb40000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382abb4c000-7382abc4f000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382abc4f000-7382abc5f000 r--p 00000000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7382abc5f000-7382abcde000 r-xp 00010000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7382abcde000-7382abd36000 r--p 0008f000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7382abd36000-7382abd37000 r--p 000e7000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7382abd37000-7382abd38000 rw-p 000e8000 00:2c 529076                     /usr/lib/x86_64-linux-gnu/libm.so.6
[INFO] [stdout] 7382abd38000-7382abd3a000 r--p 00000000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7382abd3a000-7382abd4f000 r-xp 00002000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7382abd4f000-7382abd68000 r--p 00017000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7382abd68000-7382abd69000 r--p 0002f000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7382abd69000-7382abd6a000 rw-p 00030000 00:2c 529043                     /usr/lib/x86_64-linux-gnu/libcrypt.so.1.1.0
[INFO] [stdout] 7382abd6a000-7382abd74000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382abd74000-7382abd7e000 r--p 00000000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7382abd7e000-7382abde1000 r-xp 0000a000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7382abde1000-7382abdf6000 r--p 0006d000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7382abdf6000-7382abdf7000 r--p 00081000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7382abdf7000-7382abdf8000 rw-p 00082000 00:2c 529063                     /usr/lib/x86_64-linux-gnu/libgmp.so.10.5.0
[INFO] [stdout] 7382abdf8000-7382abdfa000 r--p 00000000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7382abdfa000-7382abe0c000 r-xp 00002000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7382abe0c000-7382abe12000 r--p 00014000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7382abe12000-7382abe13000 r--p 0001a000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7382abe13000-7382abe14000 rw-p 0001b000 00:2c 529147                     /usr/lib/x86_64-linux-gnu/libz.so.1.3
[INFO] [stdout] 7382abe14000-7382abe3c000 r--p 00000000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7382abe3c000-7382abfc4000 r-xp 00028000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7382abfc4000-7382ac013000 r--p 001b0000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7382ac013000-7382ac017000 r--p 001fe000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7382ac017000-7382ac019000 rw-p 00202000 00:2c 529034                     /usr/lib/x86_64-linux-gnu/libc.so.6
[INFO] [stdout] 7382ac019000-7382ac026000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382ac026000-7382ac02a000 r--p 00000000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7382ac02a000-7382ac04e000 r-xp 00004000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7382ac04e000-7382ac052000 r--p 00028000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7382ac052000-7382ac053000 r--p 0002b000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7382ac053000-7382ac054000 rw-p 0002c000 00:2c 529059                     /usr/lib/x86_64-linux-gnu/libgcc_s.so.1
[INFO] [stdout] 7382ac054000-7382ac084000 r--p 00000000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7382ac084000-7382ac2cb000 r-xp 00030000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7382ac2cb000-7382ac3f1000 r--p 00277000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7382ac3f1000-7382ac3fb000 r--p 0039d000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7382ac3fb000-7382ac3fc000 rw-p 003a7000 00:2c 1328758                    /usr/lib/x86_64-linux-gnu/libruby-3.2.so.3.2.3
[INFO] [stdout] 7382ac3fc000-7382ac40e000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382ac420000-7382ac430000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382ac431000-7382ac432000 ---p 00000000 00:00 0 
[INFO] [stdout] 7382ac432000-7382ac434000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382ac434000-7382ac436000 rw-p 00000000 00:00 0 
[INFO] [stdout] 7382ac436000-7382ac438000 r--p 00000000 00:00 0                          [vvar]
[INFO] [stdout] 7382ac438000-7382ac43a000 r--p 00000000 00:00 0                          [vvar_vclock]
[INFO] [stdout] 7382ac43a000-7382ac43c000 r-xp 00000000 00:00 0                          [vdso]
[INFO] [stdout] 7382ac43c000-7382ac43d000 r--p 00000000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7382ac43d000-7382ac468000 r-xp 00001000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7382ac468000-7382ac472000 r--p 0002c000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7382ac472000-7382ac474000 r--p 00036000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7382ac474000-7382ac476000 rw-p 00038000 00:2c 529014                     /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2
[INFO] [stdout] 7ffd2bb3c000-7ffd2c33b000 rw-p 00000000 00:00 0                          [stack]
[INFO] [stdout] ffffffffff600000-ffffffffff601000 --xp 00000000 00:00 0                  [vsyscall]
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/class/class.rs - class::class::Class (line 16)
[INFO] [stdout]     src/class/class.rs - class::class::Class::superclass (line 181)
[INFO] [stdout]     src/class/string.rs - class::string::RString::bytesize (line 151)
[INFO] [stdout]     src/class/traits/object.rs - class::traits::object::Object::define_method (line 391)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 98 passed; 4 failed; 3 ignored; 0 measured; 0 filtered out; finished in 5.05s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "44b7477cd2dbf1ba02bee3f95f71afea7dfd892b23d8103c9693c8ff80c0dba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b7477cd2dbf1ba02bee3f95f71afea7dfd892b23d8103c9693c8ff80c0dba6", kill_on_drop: false }`
[INFO] [stdout] 44b7477cd2dbf1ba02bee3f95f71afea7dfd892b23d8103c9693c8ff80c0dba6
