This file is indexed.

/usr/lib/lapack/dtest_rfp.in is in liblapack-test 3.6.0-2ubuntu2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

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Data file for testing DOUBLE PRECISION LAPACK linear equation routines RFP format
9                              Number of values of N (at most 9)
0 1 2 3 5 6 10 11 50           Values of N
3                              Number of values of NRHS (at most 9)
1 2 15                         Values of NRHS (number of right hand sides)
9                              Number of matrix types (list types on next line if 0 < NTYPES <  9)
1 2 3 4 5 6 7 8 9              Matrix Types
30.0                           Threshold value of test ratio
T                              Put T to test the error exits