Re: sstate-diff-machines.sh encounters IndexError

[Martin Jansa <martin.jansa@gmail.com>]

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On Thu, Jan 09, 2014 at 05:26:05PM +0000, Mike Crowe wrote:
> I just got round to trying sstate-diff-machines.sh in order to find out why
> some of our recipes are thwarting the sstate cache but I couldn't make it
> work. :(
> 
> With current oe-core 1028ac813fa9803ebfff6bcfa7f8b67012609b27 and bitbake
> e13acb4113ce75226664c3006a9776cc885e860d I get the following error:
> 
> $ sstate-diff-machines.sh --tmpdir=tmp-eglibc --machines=qemux86 --targets=gcc-cross
> 
> [...]
> NOTE: Reparsing files to collect dependency data
> ERROR: An uncaught exception occured in runqueue, please see the failure below:
> ERROR: Running idle function
> Traceback (most recent call last):
>   File "/vg0disk/mac/src/oe-core/bitbake/lib/bb/server/process.py", line 133, in ProcessServer.idle_commands(delay=0.1, fds=[<read-only Connection, handle 4>, <read-write Connection, handle 7>]):
>                  try:
>     >                retval = function(self, data, False)
>                      if retval is False:
>   File "/vg0disk/mac/src/oe-core/bitbake/lib/bb/cooker.py", line 1151, in buildTargetsIdle(server=<ProcessServer(ProcessServer-2, started)>, rq=<bb.runqueue.RunQueue instance at 0x2d118c0>, abort=False):
>                  try:
>     >                retval = rq.execute_runqueue()
>                  except runqueue.TaskFailure as exc:
>   File "/vg0disk/mac/src/oe-core/bitbake/lib/bb/runqueue.py", line 1082, in RunQueue.execute_runqueue():
>              try:
>     >            return self._execute_runqueue()
>              except bb.runqueue.TaskFailure:
>   File "/vg0disk/mac/src/oe-core/bitbake/lib/bb/runqueue.py", line 1034, in RunQueue._execute_runqueue():
>                      self.dump_signatures()
>     >                self.write_diffscenetasks(invalidtasks)
>                      self.state = runQueueComplete
>   File "/vg0disk/mac/src/oe-core/bitbake/lib/bb/runqueue.py", line 1227, in RunQueue.write_diffscenetasks(invalidtasks=set([4, 389, 136, 269, 399, 472, 147, 20, 279, 409, 159, 32, 289, 419, 169, 42, 299, 429, 179, 52, 309, 439, 189, 62, 319, 449, 199, 72, 329, 460, 209, 339, 88, 219, 349, 482, 229, 102, 359, 239, 369, 116, 379, 126, 255])):
>                  matches = {k : v for k, v in matches.iteritems() if h not in k}
>     >            latestmatch = sorted(matches.keys(), key=lambda f: matches[f])[-1]
>                  prevh = __find_md5__.search(latestmatch).group(0)
> IndexError: list index out of range
> 
> NOTE: Tasks Summary: Attempted 0 tasks of which 0 didn't need to be rerun and all succeeded.
> 
> Summary: There were 2 ERROR messages shown, returning a non-zero exit code.
> 
> 
> Am I doing something silly or is this tool currently broken?

It's not fault of this script, bitbake -S is currently broken, see

http://lists.openembedded.org/pipermail/bitbake-devel/2013-December/004269.html
and
http://lists.openembedded.org/pipermail/bitbake-devel/2013-December/004271.html

Regards,
-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa@gmail.com

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