testGravityDerivatives fails
As reported by the test suite:
FAIL: testGravityDerivatives
============================
[00000.0] main: Seed = 1675088708
[00000.0] main: Testing M2L gravity for r=(4.906407e+01 3.594954e+01 1.339894e+01)
[00000.0] main: Mesh scale r_s=9.727518e+01 periodic=0
[00000.0] testGravityDerivatives.c:test():919: Relative difference (3.873397e-04) for 'M2L D_020' (swift=-2.213255e-09) and (exact=-2.214113e-09) exceeds tolerance (1.000000e-04)