[petsc-dev] master nightly build coloring business looks funny

[Barry Smith]

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6c6
<   Distance 2, Max. Colors 65535
---
>   Distance 2, Max. Colors 0
/export/home/petsc/petsc.clone-2/src/snes/examples/tutorials
Possible problem with ex19_greedy_coloring, diffs above
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Hmm, both of these numbers look funky.

  Everyone, please at least pretend to look at the nightly builds!