This test tries to walk a sysfs path and hits a null pointer exception.

/tmp/guix-build-ceph-12.0.0.drv-0/ceph-12.0.0/src/test/common/test_blkdev.cc:32: Failure
Expected: (dir) != (nullptr), actual: NULL vs 8-byte object <00-00 00-00 00-00 00-00>

diff --git a/src/test/common/CMakeLists.txt b/src/test/common/CMakeLists.txt
--- a/src/test/common/CMakeLists.txt
+++ b/src/test/common/CMakeLists.txt
@@ -12,15 +12,6 @@
   ${CMAKE_DL_LIBS}
   )
 
-if(HAVE_BLKID)
-  # unittest_blkdev
-  add_executable(unittest_blkdev
-    test_blkdev.cc
-    )
-  add_ceph_unittest(unittest_blkdev)
-  target_link_libraries(unittest_blkdev ceph-common ${BLKID_LIBRARIES})
-endif()
-
 # unittest_bloom_filter
 add_executable(unittest_bloom_filter
   test_bloom_filter.cc
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<div class='path'>path: <a href='/guix/commit/?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>root</a>/<a href='/guix/commit/gnu?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>gnu</a>/<a href='/guix/commit/gnu/packages?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>packages</a>/<a href='/guix/commit/gnu/packages/machine-learning.scm?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>machine-learning.scm</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Marius Bakke &lt;mbakke@fastmail.com&gt;</td><td class='right'>2017-01-30 20:26:55 +0100</td></tr>
<tr><th>committer</th><td>Marius Bakke &lt;mbakke@fastmail.com&gt;</td><td class='right'>2017-02-01 02:42:12 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/machine-learning.scm?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>e8fc1a0dcf6901f19f26e5277ed32d626c20cf08</a> (<a href='/guix/patch/gnu/packages/machine-learning.scm?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>patch</a>)</td></tr>
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<tr><th>parent</th><td colspan='2' class='oid'><a href='/guix/commit/gnu/packages/machine-learning.scm?id=f1a892c96f15f834f498a35cfa7b36069c640f52'>f1a892c96f15f834f498a35cfa7b36069c640f52</a> (<a href='/guix/diff/gnu/packages/machine-learning.scm?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08&amp;id2=f1a892c96f15f834f498a35cfa7b36069c640f52'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='oid'><a href='/guix/snapshot/guix-e8fc1a0dcf6901f19f26e5277ed32d626c20cf08.tar.gz'>guix-e8fc1a0dcf6901f19f26e5277ed32d626c20cf08.tar.gz</a><br/><a href='/guix/snapshot/guix-e8fc1a0dcf6901f19f26e5277ed32d626c20cf08.zip'>guix-e8fc1a0dcf6901f19f26e5277ed32d626c20cf08.zip</a><br/></td></tr></table>
<div class='commit-subject'>gnu: libevent: Update to 2.1.8 [security fixes].</div><div class='commit-msg'>* gnu/packages/libevent.scm (libevent): Update to 2.1.8.
[inputs]: Change 'python-wrapper' to 'python-2'. Move 'which' to ...
[native-inputs]: ... here. New field.
(libevent-2.0): New variable.
* gnu/packages/patches/libevent-2.1-dns-tests.patch,
  gnu/packages/patches/libevent-2.0-evdns-fix-remote-stack-overread.patch
  gnu/packages/patches/libevent-2.0-evdns-fix-searching-empty-hostnames.patch
  gnu/packages/patches/libevent-2.0-evutil-fix-buffer-overflow.patch: New files.
* gnu/local.mk (dist_patch_DATA): Add them.
* gnu/packages/gnuzilla.scm (icecat)[inputs]: Change 'libevent' to 'libevent-2.0'.
</div><div class='diffstat-header'><a href='/guix/diff/?id=e8fc1a0dcf6901f19f26e5277ed32d626c20cf08'>Diffstat</a> (limited to 'gnu/packages/machine-learning.scm')</div><table summary='diffstat' class='diffstat'></table><div class='diffstat-summary'>0 files changed, 0 insertions, 0 deletions</div><table summary='diff' class='diff'><tr><td></td></tr></table></div> <!-- class=content -->
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