CVXPY
Minimize
  Sum(x[True, False], None, False)
Subject To
Bounds
 0.0 <= x
End
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AFTER COMPILATION
Minimize
 Obj: +1 x_0
Subject to
 c1: -1 x_0 <= +0
 c2: -1 x_1 <= +0
Bounds
 x_0 free
 x_1 free
End
----------------------------------------
SCIP
Minimize
 Obj: +1 x_0
Subject to
Bounds
End