#!/bin/bash

cat >bench-$$.smt2
trap 'rm bench-$$.smt2' EXIT

logic=$(expr "$(head -n 1 bench-$$.smt2)" : ' *(set-logic  *\([A-Z_]*\) *) *$')

# use: trywith [params..]
# to attempt a run.  Only thing printed on stdout is "sat" or "unsat", in
# which case this run script terminates immediately.  Otherwise, this
# function returns normally.
function trywith {
  result="$(./cvc4 -L smt2 --no-checking --no-interactive "$@" bench-$$.smt2)"
  case "$result" in
    sat|unsat) echo "$result"; exit 0;;
  esac
}

# use: finishwith [params..]
# to run cvc4 and let it output whatever it will to stdout.
function finishwith {
  ./cvc4 -L smt2 --no-checking --no-interactive "$@" bench-$$.smt2
}

case "$logic" in

QF_LRA)
  # 3 minutes with default decision heuristic
  trywith --tlimit-per=180000
  # switch to internal decision heuristic
  finishwith --decision=internal
  ;;
AUFLIA)
  # 60 seconds with default decision heuristic
  trywith --tlimit-per=60000
  # try simplification for 60 seconds, default decision heuristic
  trywith --simplification=batch --tlimit-per=60000
  # switch to internal decision heuristic
  finishwith --decision=internal
  ;;
QF_AUFBV)
  trywith --tlimit-per=600000
  finishwith --decision=justification-stoponly
  ;;
*)
  # just run the default
  finishwith
  ;;

esac