If you'd like to see your patches get tested quicker, on architectures you care about, consider contributing yourself by running
sage i http://sage.math.washington.edu/home/robertwb/patches/patchbot2.2.spkg sage patchbotin an unused Sage install. The patchbot supports various configurations, e.g. to give preference to components you care about or to run only at night. See the wiki for more details.
title:  Graph(..., format='incidence_matrix') doesn't work with graphs that have loops, but G.incidence_matrix() does. So? 
authors:  brunellus, ncohen 
component:  graph theory 
depends_on:  
git_branch:  None 
last_activity:  20130724 14:46:34 0700 
merged:  5.0.beta5 
milestone:  None 
page_hash:  b91eaef39f491c2d2979efe4be6aec23 
participants:  rlm, jdemeyer, brunellus, ncohen 
patches:  
priority:  minor 
spkgs:  
status:  unknown 
TestsPassed 
4.8  Darwin/x86_64/10.8.0/pie.local  20120216 02:58:55 0800  log shortlog  
TestsFailed 
4.8  linux/ubuntu/hardy/sage.math.washington.edu  20120206 02:35:26 0800  log shortlog  
TestsFailed 
4.8  linux/ubuntu/hardy/sage.math.washington.edu  20120131 07:43:29 0800  log shortlog  
TestsFailed 
4.8  linux/ubuntu/hardy/sage.math.washington.edu  20120129 11:26:18 0800  log shortlog  
TestsFailed 
4.8  linux/ubuntu/hardy/sage.math.washington.edu  20120128 18:32:22 0800  log shortlog  
