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adding rlimit resource limit facility to provide platform and architecture independent method for canceling activities

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2015-09-28 13:37:59 -07:00
parent ad16cc0ce2
commit 9b3e242990
26 changed files with 165 additions and 14 deletions
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4
src/cmd_context/cmd_context.cpp
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@ -1390,6 +1390,7 @@ void cmd_context::check_sat(unsigned num_assumptions, expr * const * assumptions
TRACE("before_check_sat", dump_assertions(tout););
init_manager();
unsigned timeout = m_params.m_timeout;
unsigned rlimit = m_params.m_rlimit;
scoped_watch sw(*this);
lbool r;
@ -1399,6 +1400,7 @@ void cmd_context::check_sat(unsigned num_assumptions, expr * const * assumptions
cancel_eh<opt_wrapper> eh(*get_opt());
scoped_ctrl_c ctrlc(eh);
scoped_timer timer(timeout, &eh);
scoped_rlimit _rlimit(m().limit(), rlimit);
ptr_vector<expr> cnstr(m_assertions);
cnstr.append(num_assumptions, assumptions);
get_opt()->set_hard_constraints(cnstr);
@ -1436,6 +1438,7 @@ void cmd_context::check_sat(unsigned num_assumptions, expr * const * assumptions
cancel_eh<solver> eh(*m_solver);
scoped_ctrl_c ctrlc(eh);
scoped_timer timer(timeout, &eh);
scoped_rlimit _rlimit(m().limit(), rlimit);
try {
r = m_solver->check_sat(num_assumptions, assumptions);
}
@ -1646,6 +1649,7 @@ void cmd_context::display_statistics(bool show_total_time, double total_time) {
st.update("total time", total_time);
st.update("time", get_seconds());
get_memory_statistics(st);
get_rlimit_statistics(m().limit(), st);
if (m_check_sat_result) {
m_check_sat_result->collect_statistics(st);
}