lammps/examples/USER/colvars/out.colvars.state

configuration {
  step          200
  dt 2.000000e+00
  version 2018-11-16
}

colvar {
  name one
  x  1.00127732034965e+01
}

colvar {
  name two
  x  9.62235997490241e+00
}

restraint {
  configuration {
    step 200
    name h_pot
  }
}