running 1 test
step =   0, x = 0.00, y =  2.000000000000000E+00  0.000000000000000E+00
step =  75, x = 0.10, y =  1.931611417503521E+00 -7.070951304422103E-01
step = 128, x = 0.20, y =  1.858493744365171E+00 -7.571048744669554E-01
step = 177, x = 0.30, y =  1.779738552663857E+00 -8.207783445798569E-01
step = 243, x = 0.40, y =  1.693630125574211E+00 -9.059325720374017E-01
step = 316, x = 0.50, y =  1.597323684590660E+00 -1.028599021504059E+00
step = 389, x = 0.60, y =  1.485399833444222E+00 -1.229027713070121E+00
step = 462, x = 0.70, y =  1.344513388516450E+00 -1.655964097159143E+00
step = 525, x = 0.80, y =  1.102733648397954E+00 -4.482889105244459E+00
step = 631, x = 0.90, y = -1.959570969572631E+00  6.898639986751883E-01
step = 687, x = 1.00, y = -1.888370653004267E+00  7.357374919713421E-01
step = 738, x = 1.10, y = -1.812037940682723E+00  7.932568826998678E-01
step = 795, x = 1.20, y = -1.729133704161143E+00  8.685148671118843E-01
step = 867, x = 1.30, y = -1.637364675331479E+00  9.733118754022781E-01
step = 940, x = 1.40, y = -1.532633806061130E+00  1.134615914716497E+00
step =1014, x = 1.50, y = -1.406045188743348E+00  1.434684142406632E+00
step =1085, x = 1.60, y = -1.227570508061303E+00  2.379082948047412E+00
step =1186, x = 1.70, y =  1.986867061111602E+00 -6.739232392526573E-01
step =1246, x = 1.80, y =  1.917429871211335E+00 -7.162099959863539E-01
step =1298, x = 1.90, y =  1.843292936179200E+00 -7.685214897380936E-01
step =1348, x = 2.00, y =  1.763234540172065E+00 -8.356886819302314E-01
DoPri8: Dormand-Prince method (explicit, order 8(5,3), embedded)
Number of function evaluations   = 21551
Number of performed steps        = 1469
Number of accepted steps         = 1348
Number of rejected steps         = 121
y =  1.763234540172065E+00 -8.356886819302314E-01
h =  8.652690947041405E-04