Loading spinner does not animate

[brosasaki]

Describe the bug
The loading spinner which appears when you're loading a new page (or all the time, when you're browsing github issues) never actually spins, it just holds at one frame.

Precise recipe to reproduce the issue
Visit a github issues page (or any other site) unti you see the loading spinner.

For website-specific issues:
Can you reproduce this issue with Epiphany / GNOME Web (https://wiki.gnome.org/Apps/Web)? N/A

Information

• OS name+version: GNU Guix d48da2d (channel aadcg cb6faa5)
• Graphics card and driver: AMB 7900XTX, radv Mesa 24.3.2
• Desktop environment / Window manager name+version: Hyprland 0.47.0
• Installation method (Flatpak, Guix, package manager, build from source): Guix, package aadcg-nyxt
• Output of nyxt --system-information:

Nyxt version: 3.12.0
Renderer: GI-GTK
Operating system kernel: Linux 6.12.11
Lisp implementation: SBCL 2.4.10 (Dynamic space size: 3221225472)
Features: (:NYXT-GI-GTK :NYXT-GTK :NYXT-GI-GTK :NYXT-GTK :NYXT-3.12 :NYXT-3 :NYXT-3.12.0
 :CLIPBOARD-CONTENT-METHOD :SWANK :SLYNK :PLUMP-UTF-32 :PARENSCRIPT :NSYMBOLS
 :FSET-EXT-STRINGS :SBCL+SAFE-STANDARD-READTABLE :NAMED-READTABLES :GLOBAL-VARS
 :CL-FAD :LPARALLEL :21BIT-CHARS :CUSTOM-HASH-TABLE-NATIVE :CL-PPCRE-UNICODE
 :CL-UNICODE :CL-JSON-DOUBLE-FLOAT-IS-SUBSUMED
 :CL-JSON-SINGLE-FLOAT-IS-SUBSUMED :CHUNGA :FLEXI-STREAMS :CL-PPCRE :WEBKIT2
 :WEBKIT-2.44.1 :WEBKIT-2.44 :WEBKIT-2 :WEBKIT2-CORS-ALLOWLIST
 :WEBKIT2-PASTE-PLAINTEXT :WEBKIT2-TRACKING :WEBKIT2-MUTE :WEBKIT2-EMOJI
 :WEBKIT2-MEDIA :WEBKIT2-SANDBOXING :GTK-3-22 :GTK-3-20 :GTK-3-18 :GTK-3-16
 :GTK-3-14 :GTK-3-12 :GTK-3-10 :GTK-3-8 :GTK-3-6 :GTK-3-4 :GTK :GDK-3-22
 :GDK-3-20 :GDK-3-18 :GDK-3-16 :GDK-3-14 :GDK-3-12 :GDK-3-10 :GDK-3-8 :GDK-3-6
 :GDK-3-4 :CAIRO-1-10 :CAIRO-1-12 :GDK-PIXBUF :CLOSER-MOP :GLIB-2-30 :GLIB-2-32
 :GLIB-2-34 :GLIB-2-36 :GLIB-2-38 :GLIB-2-40 :GLIB-2-42 :GLIB-2-44 :GLIB-2-46
 :GLIB-2-48 :GLIB-2-50 :GLIB-2-52 :GLIB-2-54 :GLIB-2-56 :GLIB-2-58 :GLIB
 :BORDEAUX-THREADS :LPARALLEL.WITH-CLTL2 :LPARALLEL.WITH-CAS
 :LPARALLEL.WITH-STEALING-SCHEDULER :SPLIT-SEQUENCE
 CFFI-FEATURES:FLAT-NAMESPACE CFFI-FEATURES:X86-64 CFFI-FEATURES:UNIX :CFFI
 CFFI-SYS::FLAT-NAMESPACE ALEXANDRIA::SEQUENCE-EMPTYP :FAST-IO-SV :FAST-IO
 :CL-JSON-CLOS :CL-JSON :SBCL-USES-SB-ROTATE-BYTE CHIPZ-SYSTEM:GRAY-STREAMS
 :THREAD-SUPPORT :ASDF3.3 :ASDF3.2 :ASDF3.1 :ASDF3 :ASDF2 :ASDF :OS-UNIX
 :NON-BASE-CHARS-EXIST-P :ASDF-UNICODE :ARENA-ALLOCATOR :X86-64 :GENCGC :64-BIT
 :ANSI-CL :COMMON-LISP :ELF :IEEE-FLOATING-POINT :LINUX :LITTLE-ENDIAN
 :PACKAGE-LOCAL-NICKNAMES :SB-CORE-COMPRESSION :SB-LDB :SB-PACKAGE-LOCKS
 :SB-THREAD :SB-UNICODE :SBCL :UNIX)

ASDF version: 3.3.7
ASDF registries: (NYXT-SOURCE-REGISTRY ENVIRONMENT-SOURCE-REGISTRY)
Critical dependencies: (/tmp/guix-build-aadcg-nyxt-3.12.0.drv-0/source/_build/cl-cffi-gtk/gtk/cl-cffi-gtk.asd
 /tmp/guix-build-aadcg-nyxt-3.12.0.drv-0/source/_build/cl-gobject-introspection/cl-gobject-introspection.asd
 /tmp/guix-build-aadcg-nyxt-3.12.0.drv-0/source/_build/cl-webkit/webkit2/cl-webkit2.asd)

Guix version:

Output when started from a shell

guix 🮲🮳 nyxt -I
Nyxt version 3.12.0
<INFO> [05:53:09] Source location: #P"/gnu/store/hd7mgl09glflizslbvjn5qffgdjbi349-aadcg-nyxt-3.12.0/share/nyxt/"
<INFO> [05:53:09] Nyxt already started.
guix 🮲🮳 nyxt
Nyxt version 3.12.0
<INFO> [05:53:25] Source location: #P"/gnu/store/hd7mgl09glflizslbvjn5qffgdjbi349-aadcg-nyxt-3.12.0/share/nyxt/"
<INFO> [05:53:25] Loading Lisp file #P"/home/wong/.config/nyxt/auto-config.3.lisp".
<INFO> [05:53:25] Loading Lisp file #P"/home/wong/.config/nyxt/config.lisp".
<INFO> [05:53:25] Listening to socket: #P"/run/user/1000/nyxt/nyxt.socket"

(process:2): Gtk-WARNING **: 10:53:26.125: Locale not supported by C library.
        Using the fallback 'C' locale.

(WebKitWebProcess:2): Gdk-WARNING **: 10:53:26.129: Failed to read portal settings: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: No such interface ?org.freedesktop.portal.Settings? on object at path /org/freedesktop/portal/desktop
<INFO> [05:53:26] Loading #P"/home/wong/.local/share/nyxt/history/default.lisp".

(process:2): Gtk-WARNING **: 10:53:26.645: Locale not supported by C library.
        Using the fallback 'C' locale.

(WebKitWebProcess:2): Gdk-WARNING **: 10:53:26.648: Failed to read portal settings: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: No such interface ?org.freedesktop.portal.Settings? on object at path /org/freedesktop/portal/desktop
<INFO> [05:53:26] Loading #P"/home/wong/.local/share/nyxt/auto-rules.lisp".
<INFO> [05:53:26] Loading #P"/home/wong/.local/share/nyxt/hostlist-stevenblack.txt".
<INFO> [05:53:26] Restoring 6 buffers from history.

(process:2): Gtk-WARNING **: 10:53:27.435: Locale not supported by C library.
        Using the fallback 'C' locale.

(WebKitWebProcess:2): Gdk-WARNING **: 10:53:27.437: Failed to read portal settings: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: No such interface ?org.freedesktop.portal.Settings? on object at path /org/freedesktop/portal/desktop
<INFO> [05:53:27] Loading "https://github.com/Novum/vkQuake/issues/769".

(process:2): Gtk-WARNING **: 10:53:27.595: Locale not supported by C library.
        Using the fallback 'C' locale.

(WebKitWebProcess:2): Gdk-WARNING **: 10:53:27.598: Failed to read portal settings: GDBus.Error:org.freedesktop.DBus.Error.UnknownMethod: No such interface ?org.freedesktop.portal.Settings? on object at path /org/freedesktop/portal/desktop
<INFO> [05:53:28] Deleting socket #P"/run/user/1000/nyxt/nyxt.socket".

[aadcg]

That feature has been deleted in 9e7c97a. In other words, this change impacts version 4 but not version 3.

I'm inclined to say that I won't make more releases for version 3. So I'm afraid that version 3 users will have to endure this minor UI inconvenience.