[INFO] fetching crate webview 0.1.1...
[INFO] testing webview-0.1.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate webview 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate webview 0.1.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webview 0.1.1
[INFO] finished tweaking crates.io crate webview 0.1.1
[INFO] tweaked toml for crates.io crate webview 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 501ebaba8b3f43d4f9efeb9ab11e142205b3264c8d1a2a4e73267c5ca37250cb
[INFO] running `Command { std: "docker" "start" "-a" "501ebaba8b3f43d4f9efeb9ab11e142205b3264c8d1a2a4e73267c5ca37250cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "501ebaba8b3f43d4f9efeb9ab11e142205b3264c8d1a2a4e73267c5ca37250cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501ebaba8b3f43d4f9efeb9ab11e142205b3264c8d1a2a4e73267c5ca37250cb", kill_on_drop: false }`
[INFO] [stdout] 501ebaba8b3f43d4f9efeb9ab11e142205b3264c8d1a2a4e73267c5ca37250cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d73adaf8152fc8a76843a6fcc58d4c2f543b6e7129ab69f51e5c5b1e9330b5b6
[INFO] running `Command { std: "docker" "start" "-a" "d73adaf8152fc8a76843a6fcc58d4c2f543b6e7129ab69f51e5c5b1e9330b5b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling urlencoding v1.3.3
[INFO] [stderr]    Compiling webview v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: webview@0.1.1: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'external_message_received_cb':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:216:5: warning: 'webkit_javascript_result_get_global_context' is deprecated [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   216 |     JSGlobalContextRef context = webkit_javascript_result_get_global_context(r);
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:58,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitJavascriptResult.h:51:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:    51 | webkit_javascript_result_get_global_context (WebKitJavascriptResult *js_result);
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:217:5: warning: 'webkit_javascript_result_get_value' is deprecated: Use 'webkit_javascript_result_get_js_value' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   217 |     JSValueRef value = webkit_javascript_result_get_value(r);
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:58,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitJavascriptResult.h:54:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:    54 | webkit_javascript_result_get_value          (WebKitJavascriptResult *js_result);
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'webview_init':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:305:5: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   305 |     webkit_web_view_run_javascript(
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit/WebKitPrintOperation.h:29,
[INFO] [stderr] warning: webview@0.1.1:                  from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:74,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitWebView.h:526:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:   526 | webkit_web_view_run_javascript                       (WebKitWebView             *web_view,
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'webview_eval':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:395:5: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   395 |     webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(w->priv.webview), js, NULL,
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit/WebKitPrintOperation.h:29,
[INFO] [stderr] warning: webview@0.1.1:                  from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:74,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitWebView.h:526:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:   526 | webkit_web_view_run_javascript                       (WebKitWebView             *web_view,
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: library/webview.c: In function 'r_webview_eval':
[INFO] [stderr] warning: webview@0.1.1: library/webview.c:25:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning: webview@0.1.1:    25 | }
[INFO] [stderr] warning: webview@0.1.1:       | ^
[INFO] [stderr] warning: webview@0.1.1: library/webview.c: In function 'r_webview_inject_css':
[INFO] [stderr] warning: webview@0.1.1: library/webview.c:30:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning: webview@0.1.1:    30 | }
[INFO] [stderr] warning: webview@0.1.1:       | ^
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: At top level:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:157:13: warning: 'webview_debug' defined but not used [-Wunused-function]
[INFO] [stderr] warning: webview@0.1.1:   157 | static void webview_debug(const char *format, ...)
[INFO] [stderr] warning: webview@0.1.1:       |             ^~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:138:12: warning: 'webview' defined but not used [-Wunused-function]
[INFO] [stderr] warning: webview@0.1.1:   138 | static int webview(const char *title, const char *url, int w, int h,
[INFO] [stderr] warning: webview@0.1.1:       |            ^~~~~~~
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout]    |                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout] 43 + pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = 0 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout]    |                                                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout] 44 + pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = 1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:45:45
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout]    |                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 - pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout] 45 + pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = 1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:46:48
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout]    |                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 - pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout] 46 + pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = 2 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout]    |                                              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 - pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout] 47 + pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = 3 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:48:51
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout]    |                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 - pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout] 48 + pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = 3 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ffi.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub callback: Box<Fn(&WebView) -> ()>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub callback: Box<dyn Fn(&WebView) -> ()>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ffi.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub extern "C" fn dispatcher(window: &Window, data: *mut DispatchUserData) -> () {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DialogType` is never used
[INFO] [stdout]  --> src/ffi.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum DialogType {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_FILE` is never used
[INFO] [stdout]   --> src/ffi.rs:43:11
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_DIRECTORY` is never used
[INFO] [stdout]   --> src/ffi.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_INFO` is never used
[INFO] [stdout]   --> src/ffi.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_WARNING` is never used
[INFO] [stdout]   --> src/ffi.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_ERROR` is never used
[INFO] [stdout]   --> src/ffi.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_ALERT_MASK` is never used
[INFO] [stdout]   --> src/ffi.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_URL` is never used
[INFO] [stdout]   --> src/ffi.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const DEFAULT_URL: &str = "data:text/html,%3Cbody%3E%3C%2Fbody%3E";
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `r_webview_set_fullscreen` is never used
[INFO] [stdout]   --> src/ffi.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn r_webview_set_fullscreen(webview: &Window, fullscreen: c_int) -> ();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `r_webview_dialog` is never used
[INFO] [stdout]   --> src/ffi.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn r_webview_dialog(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn r_webview_init(webview: &Window) -> c_int;
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:54:36
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn r_webview_loop(webview: &Window, blocking: c_int) -> c_int;
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn r_webview_exit(webview: &Window);
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn r_webview_eval(webview: &Window, js: *const c_char) -> c_int;
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn r_webview_inject_css(webview: &Window, css: *const c_char) -> c_int;
[INFO] [stdout]    |                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:58:41
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn r_webview_set_title(webview: &Window, title: *const c_char) -> ();
[INFO] [stdout]    |                                         ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:59:46
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn r_webview_set_fullscreen(webview: &Window, fullscreen: c_int) -> ();
[INFO] [stdout]    |                                              ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |         webview: &Window,
[INFO] [stdout]    |                  ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 |         webview: &Window,
[INFO] [stdout]    |                  ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         cb: extern "C" fn(window: &Window, arg: *mut DispatchUserData) -> (),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn r_webview_terminate(window: &Window) -> ();
[INFO] [stdout]    |                                        ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "d73adaf8152fc8a76843a6fcc58d4c2f543b6e7129ab69f51e5c5b1e9330b5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d73adaf8152fc8a76843a6fcc58d4c2f543b6e7129ab69f51e5c5b1e9330b5b6", kill_on_drop: false }`
[INFO] [stdout] d73adaf8152fc8a76843a6fcc58d4c2f543b6e7129ab69f51e5c5b1e9330b5b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 882c8a2bfc914fed85031066790894e3a2279f836e2fbd204f138fc2b0dfdafe
[INFO] running `Command { std: "docker" "start" "-a" "882c8a2bfc914fed85031066790894e3a2279f836e2fbd204f138fc2b0dfdafe", kill_on_drop: false }`
[INFO] [stderr] warning: webview@0.1.1: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'external_message_received_cb':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:216:5: warning: 'webkit_javascript_result_get_global_context' is deprecated [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   216 |     JSGlobalContextRef context = webkit_javascript_result_get_global_context(r);
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:58,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitJavascriptResult.h:51:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:    51 | webkit_javascript_result_get_global_context (WebKitJavascriptResult *js_result);
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:217:5: warning: 'webkit_javascript_result_get_value' is deprecated: Use 'webkit_javascript_result_get_js_value' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   217 |     JSValueRef value = webkit_javascript_result_get_value(r);
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:58,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitJavascriptResult.h:54:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:    54 | webkit_javascript_result_get_value          (WebKitJavascriptResult *js_result);
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'webview_init':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:305:5: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout]    |                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout] 43 + pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = 0 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:   305 |     webkit_web_view_run_javascript(
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout]    |                                                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout] 44 + pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = 1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:45:45
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout]    |                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 - pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout] 45 + pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = 1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit/WebKitPrintOperation.h:29,
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:46:48
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout]    |                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 - pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout] 46 + pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = 2 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:                  from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:74,
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout]    |                                              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 - pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout] 47 + pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = 3 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:48:51
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout]    |                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 - pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout] 48 + pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = 3 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ffi.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub callback: Box<Fn(&WebView) -> ()>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub callback: Box<dyn Fn(&WebView) -> ()>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitWebView.h:526:1: note: declared here
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ffi.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub extern "C" fn dispatcher(window: &Window, data: *mut DispatchUserData) -> () {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:   526 | webkit_web_view_run_javascript                       (WebKitWebView             *web_view,
[INFO] [stdout] warning: enum `DialogType` is never used
[INFO] [stdout]  --> src/ffi.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum DialogType {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_FILE` is never used
[INFO] [stdout]   --> src/ffi.rs:43:11
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_DIRECTORY` is never used
[INFO] [stdout]   --> src/ffi.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'webview_eval':
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_INFO` is never used
[INFO] [stdout]   --> src/ffi.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:395:5: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_WARNING` is never used
[INFO] [stdout]   --> src/ffi.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:   395 |     webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(w->priv.webview), js, NULL,
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_ERROR` is never used
[INFO] [stdout]   --> src/ffi.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_ALERT_MASK` is never used
[INFO] [stdout]   --> src/ffi.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit/WebKitPrintOperation.h:29,
[INFO] [stdout] warning: constant `DEFAULT_URL` is never used
[INFO] [stdout]   --> src/ffi.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const DEFAULT_URL: &str = "data:text/html,%3Cbody%3E%3C%2Fbody%3E";
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:                  from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:74,
[INFO] [stdout] warning: function `r_webview_set_fullscreen` is never used
[INFO] [stdout]   --> src/ffi.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn r_webview_set_fullscreen(webview: &Window, fullscreen: c_int) -> ();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stdout] warning: function `r_webview_dialog` is never used
[INFO] [stdout]   --> src/ffi.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn r_webview_dialog(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn r_webview_init(webview: &Window) -> c_int;
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitWebView.h:526:1: note: declared here
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:54:36
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn r_webview_loop(webview: &Window, blocking: c_int) -> c_int;
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:   526 | webkit_web_view_run_javascript                       (WebKitWebView             *web_view,
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn r_webview_exit(webview: &Window);
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn r_webview_eval(webview: &Window, js: *const c_char) -> c_int;
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: library/webview.c: In function 'r_webview_eval':
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn r_webview_inject_css(webview: &Window, css: *const c_char) -> c_int;
[INFO] [stdout]    |                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: library/webview.c:25:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:58:41
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn r_webview_set_title(webview: &Window, title: *const c_char) -> ();
[INFO] [stdout]    |                                         ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:    25 | }
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:59:46
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn r_webview_set_fullscreen(webview: &Window, fullscreen: c_int) -> ();
[INFO] [stdout]    |                                              ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:       | ^
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |         webview: &Window,
[INFO] [stdout]    |                  ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: library/webview.c: In function 'r_webview_inject_css':
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 |         webview: &Window,
[INFO] [stdout]    |                  ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: library/webview.c:30:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         cb: extern "C" fn(window: &Window, arg: *mut DispatchUserData) -> (),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:    30 | }
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn r_webview_terminate(window: &Window) -> ();
[INFO] [stdout]    |                                        ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1:       | ^
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: At top level:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:157:13: warning: 'webview_debug' defined but not used [-Wunused-function]
[INFO] [stderr] warning: webview@0.1.1:   157 | static void webview_debug(const char *format, ...)
[INFO] [stderr] warning: webview@0.1.1:       |             ^~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:138:12: warning: 'webview' defined but not used [-Wunused-function]
[INFO] [stderr] warning: webview@0.1.1:   138 | static int webview(const char *title, const char *url, int w, int h,
[INFO] [stderr] warning: webview@0.1.1:       |            ^~~~~~~
[INFO] [stderr]    Compiling webview v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout]    |                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 43 - pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout] 43 + pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = 0 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:44:50
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout]    |                                                  ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 - pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout] 44 + pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = 1 << 0;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:45:45
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout]    |                                             ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 - pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout] 45 + pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = 1 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:46:48
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout]    |                                                ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 46 - pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout] 46 + pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = 2 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:47:46
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout]    |                                              ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 47 - pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout] 47 + pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = 3 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/ffi.rs:48:51
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout]    |                                                   ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 - pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout] 48 + pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = 3 << 1;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ffi.rs:26:23
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub callback: Box<Fn(&WebView) -> ()>,
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub callback: Box<dyn Fn(&WebView) -> ()>,
[INFO] [stdout]    |                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/ffi.rs:38:30
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub extern "C" fn dispatcher(window: &Window, data: *mut DispatchUserData) -> () {
[INFO] [stdout]    |                              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `DialogType` is never used
[INFO] [stdout]  --> src/ffi.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum DialogType {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_FILE` is never used
[INFO] [stdout]   --> src/ffi.rs:43:11
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub const WEBVIEW_DIALOG_FLAG_FILE: c_int = (0 << 0);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_DIRECTORY` is never used
[INFO] [stdout]   --> src/ffi.rs:44:11
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub const WEBVIEW_DIALOG_FLAG_DIRECTORY: c_int = (1 << 0);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_INFO` is never used
[INFO] [stdout]   --> src/ffi.rs:45:11
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub const WEBVIEW_DIALOG_FLAG_INFO: c_int = (1 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_WARNING` is never used
[INFO] [stdout]   --> src/ffi.rs:46:11
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub const WEBVIEW_DIALOG_FLAG_WARNING: c_int = (2 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_ERROR` is never used
[INFO] [stdout]   --> src/ffi.rs:47:11
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub const WEBVIEW_DIALOG_FLAG_ERROR: c_int = (3 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WEBVIEW_DIALOG_FLAG_ALERT_MASK` is never used
[INFO] [stdout]   --> src/ffi.rs:48:11
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub const WEBVIEW_DIALOG_FLAG_ALERT_MASK: c_int = (3 << 1);
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFAULT_URL` is never used
[INFO] [stdout]   --> src/ffi.rs:49:11
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub const DEFAULT_URL: &str = "data:text/html,%3Cbody%3E%3C%2Fbody%3E";
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `r_webview_set_fullscreen` is never used
[INFO] [stdout]   --> src/ffi.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn r_webview_set_fullscreen(webview: &Window, fullscreen: c_int) -> ();
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `r_webview_dialog` is never used
[INFO] [stdout]   --> src/ffi.rs:60:12
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn r_webview_dialog(
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:53:36
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn r_webview_init(webview: &Window) -> c_int;
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:54:36
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn r_webview_loop(webview: &Window, blocking: c_int) -> c_int;
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:55:36
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn r_webview_exit(webview: &Window);
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:56:36
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn r_webview_eval(webview: &Window, js: *const c_char) -> c_int;
[INFO] [stdout]    |                                    ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn r_webview_inject_css(webview: &Window, css: *const c_char) -> c_int;
[INFO] [stdout]    |                                          ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:58:41
[INFO] [stdout]    |
[INFO] [stdout] 58 |     pub fn r_webview_set_title(webview: &Window, title: *const c_char) -> ();
[INFO] [stdout]    |                                         ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:59:46
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn r_webview_set_fullscreen(webview: &Window, fullscreen: c_int) -> ();
[INFO] [stdout]    |                                              ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |         webview: &Window,
[INFO] [stdout]    |                  ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 |         webview: &Window,
[INFO] [stdout]    |                  ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |         cb: extern "C" fn(window: &Window, arg: *mut DispatchUserData) -> (),
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `Vec<u8>`, which is not FFI-safe
[INFO] [stdout]   --> src/ffi.rs:75:40
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn r_webview_terminate(window: &Window) -> ();
[INFO] [stdout]    |                                        ^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]` or `#[repr(transparent)]` attribute to this struct
[INFO] [stdout]    = note: this struct has unspecified layout
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcW3S9om/symbols.o" "/opt/rustwide/target/debug/deps/webview-8c744b275a60b1f2.webview.d6051bec561393a6-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/webview-8c744b275a60b1f2.3a9eas60hyvs0cc1.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/usr/lib/x86_64-linux-gnu" "-L" "/opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bdynamic" "-lwebkit2gtk-4.0" "-lgtk-3" "-lgdk-3" "-lpangocairo-1.0" "-lpango-1.0" "-lharfbuzz" "-latk-1.0" "-lcairo-gobject" "-lcairo" "-lgdk_pixbuf-2.0" "-lsoup-2.4" "-lgmodule-2.0" "-lgio-2.0" "-ljavascriptcoregtk-4.0" "-lgobject-2.0" "-lglib-2.0" "-Wl,-Bstatic" "-Wl,--whole-archive" "-lwebview" "-Wl,--no-whole-archive" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-5d722ce3e5d0595e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-76f5006e4e062e57.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-a18ed5fdf4a57b72.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a14b8d31733ef9e9.rlib" "/opt/rustwide/target/debug/deps/liburlencoding-e093488d26e844b8.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-66d8041607d2929b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a57e2388c0aea9b1.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-dcd9be90ae2cb505.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-516789932d161b4e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-1ff34b0cf871cb60.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-0c110dd0650d6cb7.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-a6e97aae2681ad8f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-b93dac2525ec4d1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-ce1d65fb391ae98b.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8933a2fb54d88492.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-306712ebb1ee1a3f.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-349c574f342b0d30.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-65c422a3ad95273d.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-7e6330a6c0cb9441.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-39c59240bfdfab27.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e9d126c51bb8b2bb.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5af394d9b1f07bdc.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-693a8f23970c5917.rlib" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13fc9d1ed9c7a2bc.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/webview-8c744b275a60b1f2" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "-Wl,--export-dynamic"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `external_message_received_cb':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:216: undefined reference to `webkit_javascript_result_get_global_context'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:217: undefined reference to `webkit_javascript_result_get_value'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:218: undefined reference to `JSValueToStringCopy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:219: undefined reference to `JSStringGetMaximumUTF8CStringSize'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:220: undefined reference to `g_malloc_n'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:221: undefined reference to `JSStringGetUTF8CString'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:223: undefined reference to `JSStringRelease'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:224: undefined reference to `g_free'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_init':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:260: undefined reference to `gtk_init_check'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:266: undefined reference to `gtk_window_new'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:267: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:267: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:267: undefined reference to `gtk_window_set_title'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:270: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:270: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:270: undefined reference to `gtk_window_set_default_size'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:273: undefined reference to `gtk_widget_set_size_request'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:275: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:275: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:275: undefined reference to `gtk_window_set_resizable'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:276: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:276: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:276: undefined reference to `gtk_window_set_position'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:278: undefined reference to `gtk_scrolled_window_new'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:279: undefined reference to `gtk_container_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:279: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:279: undefined reference to `gtk_container_add'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:281: undefined reference to `webkit_user_content_manager_new'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:282: undefined reference to `webkit_user_content_manager_register_script_message_handler'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:283: undefined reference to `g_signal_connect_data'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:286: undefined reference to `webkit_web_view_new_with_user_content_manager'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:287: undefined reference to `webkit_web_view_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:287: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:287: undefined reference to `webkit_web_view_load_uri'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:289: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:289: undefined reference to `g_signal_connect_data'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:291: undefined reference to `gtk_container_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:291: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:291: undefined reference to `gtk_container_add'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:295: undefined reference to `webkit_web_view_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:295: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:295: undefined reference to `webkit_web_view_get_settings'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:296: undefined reference to `webkit_settings_set_enable_write_console_messages_to_stdout'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:297: undefined reference to `webkit_settings_set_enable_developer_extras'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:299: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:299: undefined reference to `g_signal_connect_data'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:303: undefined reference to `gtk_widget_show_all'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:306: undefined reference to `webkit_web_view_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:306: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:305: undefined reference to `webkit_web_view_run_javascript'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:311: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:311: undefined reference to `g_signal_connect_data'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_loop':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:318: undefined reference to `gtk_main_iteration_do'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_set_title':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:324: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:324: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:324: undefined reference to `gtk_window_set_title'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_set_fullscreen':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:330: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:330: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:330: undefined reference to `gtk_window_fullscreen'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:332: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:332: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:332: undefined reference to `gtk_window_unfullscreen'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_dialog':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:347: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:347: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:346: undefined reference to `gtk_file_chooser_dialog_new'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:356: undefined reference to `gtk_file_chooser_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:356: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:356: undefined reference to `gtk_file_chooser_set_local_only'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:357: undefined reference to `gtk_file_chooser_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:357: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:357: undefined reference to `gtk_file_chooser_set_select_multiple'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:358: undefined reference to `gtk_file_chooser_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:358: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:358: undefined reference to `gtk_file_chooser_set_show_hidden'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:359: undefined reference to `gtk_file_chooser_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:359: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:359: undefined reference to `gtk_file_chooser_set_do_overwrite_confirmation'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:360: undefined reference to `gtk_file_chooser_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:360: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:360: undefined reference to `gtk_file_chooser_set_create_folders'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:361: undefined reference to `gtk_dialog_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:361: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:361: undefined reference to `gtk_dialog_run'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:363: undefined reference to `gtk_file_chooser_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:363: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:363: undefined reference to `gtk_file_chooser_get_filename'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:364: undefined reference to `g_strlcpy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:365: undefined reference to `g_free'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:367: undefined reference to `gtk_widget_destroy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:381: undefined reference to `gtk_window_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:381: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:381: undefined reference to `gtk_message_dialog_new'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:383: undefined reference to `gtk_message_dialog_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:383: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:383: undefined reference to `gtk_message_dialog_format_secondary_text'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:385: undefined reference to `gtk_dialog_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:385: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:385: undefined reference to `gtk_dialog_run'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:386: undefined reference to `gtk_widget_destroy'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_eval':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:393: undefined reference to `g_main_context_iteration'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:395: undefined reference to `webkit_web_view_get_type'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:395: undefined reference to `g_type_check_instance_cast'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:395: undefined reference to `webkit_web_view_run_javascript'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_dispatch_wrapper':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:404: undefined reference to `g_free'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/build/webview-e4310f3cc831ec20/out/libwebview.a(b839f963c7dc0e34-webview.o): in function `webview_dispatch':
[INFO] [stdout]           /opt/rustwide/workdir/library/webview.h:412: undefined reference to `g_malloc_n'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/workdir/library/webview.h:416: undefined reference to `gdk_threads_add_idle'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = note: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: webview@0.1.1: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'external_message_received_cb':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:216:5: warning: 'webkit_javascript_result_get_global_context' is deprecated [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   216 |     JSGlobalContextRef context = webkit_javascript_result_get_global_context(r);
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:58,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitJavascriptResult.h:51:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:    51 | webkit_javascript_result_get_global_context (WebKitJavascriptResult *js_result);
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:217:5: warning: 'webkit_javascript_result_get_value' is deprecated: Use 'webkit_javascript_result_get_js_value' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   217 |     JSValueRef value = webkit_javascript_result_get_value(r);
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:58,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitJavascriptResult.h:54:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:    54 | webkit_javascript_result_get_value          (WebKitJavascriptResult *js_result);
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'webview_init':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:305:5: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   305 |     webkit_web_view_run_javascript(
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit/WebKitPrintOperation.h:29,
[INFO] [stderr] warning: webview@0.1.1:                  from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:74,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitWebView.h:526:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:   526 | webkit_web_view_run_javascript                       (WebKitWebView             *web_view,
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h: In function 'webview_eval':
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:395:5: warning: 'webkit_web_view_run_javascript' is deprecated: Use 'webkit_web_view_evaluate_javascript' instead [-Wdeprecated-declarations]
[INFO] [stderr] warning: webview@0.1.1:   395 |     webkit_web_view_run_javascript(WEBKIT_WEB_VIEW(w->priv.webview), js, NULL,
[INFO] [stderr] warning: webview@0.1.1:       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: In file included from /usr/include/webkitgtk-4.0/webkit/WebKitPrintOperation.h:29,
[INFO] [stderr] warning: webview@0.1.1:                  from /usr/include/webkitgtk-4.0/webkit2/webkit2.h:74,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.h:14,
[INFO] [stderr] warning: webview@0.1.1:                  from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: /usr/include/webkitgtk-4.0/webkit/WebKitWebView.h:526:1: note: declared here
[INFO] [stderr] warning: webview@0.1.1:   526 | webkit_web_view_run_javascript                       (WebKitWebView             *web_view,
[INFO] [stderr] warning: webview@0.1.1:       | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: library/webview.c: In function 'r_webview_eval':
[INFO] [stderr] warning: webview@0.1.1: library/webview.c:25:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning: webview@0.1.1:    25 | }
[INFO] [stderr] warning: webview@0.1.1:       | ^
[INFO] [stderr] warning: webview@0.1.1: library/webview.c: In function 'r_webview_inject_css':
[INFO] [stderr] warning: webview@0.1.1: library/webview.c:30:1: warning: control reaches end of non-void function [-Wreturn-type]
[INFO] [stderr] warning: webview@0.1.1:    30 | }
[INFO] [stderr] warning: webview@0.1.1:       | ^
[INFO] [stderr] warning: webview@0.1.1: In file included from library/webview.c:1:
[INFO] [stderr] warning: webview@0.1.1: At top level:
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:157:13: warning: 'webview_debug' defined but not used [-Wunused-function]
[INFO] [stderr] warning: webview@0.1.1:   157 | static void webview_debug(const char *format, ...)
[INFO] [stderr] warning: webview@0.1.1:       |             ^~~~~~~~~~~~~
[INFO] [stderr] warning: webview@0.1.1: library/webview.h:138:12: warning: 'webview' defined but not used [-Wunused-function]
[INFO] [stderr] warning: webview@0.1.1:   138 | static int webview(const char *title, const char *url, int w, int h,
[INFO] [stderr] warning: webview@0.1.1:       |            ^~~~~~~
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `webview` (lib test) due to 2 previous errors; 29 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "882c8a2bfc914fed85031066790894e3a2279f836e2fbd204f138fc2b0dfdafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "882c8a2bfc914fed85031066790894e3a2279f836e2fbd204f138fc2b0dfdafe", kill_on_drop: false }`
[INFO] [stdout] 882c8a2bfc914fed85031066790894e3a2279f836e2fbd204f138fc2b0dfdafe
