CVXPY
Minimize
  Sum(exp(x + [1. 2.]), None, False)
Subject To
 15: 1.0 <= x
Bounds
 x free
End
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AFTER COMPILATION
Either candidate conic solvers (['SCIP']) do not support the cones output by the problem (ExpCone, NonNeg), or there are not enough constraints in the problem.
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SCIP
Minimize
 Obj: +1 x3
Subject to
\   [nonlinear] <c1>: exp((<x_0>+1))+exp((<x_1>+2))+<x3>*(-1) <= 0;
 15_0: +1 x_0 >= +1
 15_1: +1 x_1 >= +1
Bounds
 x_0 free
 x_1 free
 x3 free
End