epsilon bug?

test.py

import numpy as np
import cvxpy as cp
import epopt as ep

# Form lasso problem with CVXPY
m = 500
n = 2000
lam = 1
np.random.seed(1)
A = np.random.randn(m,n)
b = np.random.randn(m)
x = cp.Variable(n)
f = cp.norm2(A*x - b) + lam*cp.norm1(x)
prob = cp.Problem(cp.Minimize(f), [x + 1 >= 0])
prob.solve(solver=cp.SCS, verbose=True)
print prob.value
prob.solve(solver=cp.ECOS, verbose=True)
print prob.value
# Solve with Epsilon
ep.solve(prob, verbose=True)

# Print solution value
print
print "solution:"
# print x.value
print f.value