The Clar test framework has a bug whereby it skips the parsing phase
on files with mtime=0.

Reported upstream at <https://github.com/vmg/clar/pull/78>.

diff --git a/tests/generate.py b/tests/generate.py
index b639c8f..111ca41 100644
--- a/tests/generate.py
+++ b/tests/generate.py
@@ -63,3 +63,3 @@ class Module(object):
 
-        self.mtime = 0
+        self.mtime = None # Guix sets all file mtimes to '0'
         self.enabled = True
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<div class='path'>path: <a href='/guix/log/?id=145eba0965e81cb95b8632237cb27217307957e3'>root</a>/<a href='/guix/log/gnu?id=145eba0965e81cb95b8632237cb27217307957e3'>gnu</a>/<a href='/guix/log/gnu/packages?id=145eba0965e81cb95b8632237cb27217307957e3'>packages</a>/<a href='/guix/log/gnu/packages/webkit.scm?id=145eba0965e81cb95b8632237cb27217307957e3'>webkit.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/webkit.scm?id=145eba0965e81cb95b8632237cb27217307957e3&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-03-30 14:11:28 -0400'>2021-03-30</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=3c5e1412e3ef769df8e4826d0aedabaa3aa0d631'>gnu: WebKitGTK: Update to 2.32.0 [fixes CVE-2021-{1788,1844,1871}].</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (webkitgtk): Update to 2.32.0.
[arguments]: Add -DENABLE_GAMEPAD=OFF to #:configure-flags.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2021-03-27 19:48:50 -0400'>2021-03-27</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=9dea1618755891526f708aa335b4136c1302d16e'>gnu: Use 'gtk-doc/stable' in native-inputs of selected packages.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/calendar.scm (libical),
gnu/packages/check.scm (umockdev),
gnu/packages/fontutils.scm (libraqm),
gnu/packages/freedesktop.scm (appstream, farstream, libglib-testing)
(udisks, libfprint, libportal),
gnu/packages/geo.scm (memphis, osm-gps-map),
gnu/packages/glib.scm (template-glib),
gnu/packages/gnome.scm (gupnp-igd, libcloudproviders, libgrss, seed)
(gtx, dee, zeitgeist, phodav, gssdp, gupnp, gupnp-dlna, gupnp-av, rygel)
(libnma, gdl, libnotify, vte-ng, dconf, libxklavier, libsoup, colord)
(geoclue, geocode-glib, amtk, grilo, gvfs, gusb, network-manager)
(network-manager-applet, gfbgraph, libunique, cheese, libhandy)
(gnome-latex, libgda),
gnu/packages/gstreamer.scm (orc),
gnu/packages/gtk.scm (at-spi2-core, goocanvas),
gnu/packages/language.scm (nimf),
gnu/packages/networking.scm (libnice),
gnu/packages/video.scm (schroedinger),
gnu/packages/virtualization.scm (libosinfo),
gnu/packages/webkit.scm (wpewebkit, webkitgtk),
gnu/packages/xml.scm (libxmlb)[native-inputs]: Replace 'gtk-doc' with
'gtk-doc/stable'.
</span></span></td><td>Mark H Weaver</td></tr>
<tr><td><span title='2021-03-21 22:13:32 +0100'>2021-03-21</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=759e9acd8f09e48ae20d4ee7985274d72331ccad'>gnu: webkitgtk: Update to 2.30.6.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (webkitgtk): Update to 2.30.6.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-03-14 06:07:10 +0100'>2021-03-14</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=92d0949a268fe8479af5851d5bb3733e207a5c81'>gnu: webkitgtk: Enable WOFF2 support.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (webkitgtk):
[arguments]&lt;#:configure-flags&gt;: Remove "-DUSE_WOFF2=OFF".
[inputs]: Add woff2.
</span></span></td><td>Léo Le Bouter</td></tr>
<tr><td><span title='2021-03-14 06:04:33 +0100'>2021-03-14</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=37b5e79154529efa9058c5d01c4f7826d532aa05'>gnu: wpewebkit: Update to 2.30.5 [security fixes].</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (wpewebkit): Update to 2.30.5.
[arguments]&lt;#:configure-flags&gt;: Add "-DUSE_SYSTEMD=OFF" and
"-DUSE_GSTREAMER_GL=OFF". Change "-DENABLE_ENCRYPTED_MEDIA=ON" to
"-DENABLE_ENCRYPTED_MEDIA=OFF" (DRM).
</span></span></td><td>Léo Le Bouter</td></tr>
<tr><td><span title='2021-02-16 17:54:07 -0500'>2021-02-16</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=8fc36d82271946bf5e327b0f2feef9f65ce91701'>gnu: WebKitGTK: Update to 2.30.5 [fixes CVE-2020-13558].</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (webkitgtk): Update to 2.30.5.
</span></span></td><td>Leo Famulari</td></tr>
<tr><td><span title='2020-12-15 22:09:30 -0500'>2020-12-15</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=831af1fd4890655e34386bccefbd422fa454fedf'>gnu: webkitgtk: Update to 2.30.4.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (webkitgtk): Update to 2.30.4.
</span></span></td><td>Mark H Weaver</td></tr>
<tr><td><span title='2020-11-23 05:44:09 +0100'>2020-11-23</span></td><td><a href='/guix/commit/gnu/packages/webkit.scm?id=c22ef8dd060b8fb07b19f07bf1d44f3a2be5af27'>gnu: webkitgtk: Update to 2.30.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/webkit.scm (webkitgtk): Update to 2.30.3.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>