mpiMcmc crashes with some random seeds

[argiopetech]

mpiMcmc.csh (seed == 703)
Warming up generator... Done.
Generated 10000 values.

Reading models... Done.
Bayesian analysis of stellar evolution
libc++abi.dylib: terminate called throwing an exception
Abort
3201.576u 4.646s 6:55.06 772.4% 0+0k 0+27io 2pf+0w
3201.581u 4.661s 6:55.10 772.4% 0+0k 0+52io 2pf+0w

and again, with seed = 91

Warming up generator... Done.
Generated 10000 values.

Reading models... Done.
Bayesian analysis of stellar evolution
libc++abi.dylib: terminate called throwing an exception
Abort
1673.755u 2.325s 3:35.93 776.2% 0+0k 0+12io 0pf+0w
1673.761u 2.329s 3:35.95 776.1% 0+0k 0+14io 0pf+0w

[argiopetech]

See https://gist.github.com/argiopetech/6680092