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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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1
src/smt/params/smt_params.cpp
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@ -35,6 +35,7 @@ void smt_params::updt_local_params(params_ref const & _p) {
m_delay_units_threshold = p.delay_units_threshold();
m_preprocess = _p.get_bool("preprocess", true); // hidden parameter
m_timeout = p.timeout();
m_rlimit = p.rlimit();
m_max_conflicts = p.max_conflicts();
m_core_validate = p.core_validate();
model_params mp(_p);

2
src/smt/params/smt_params.h
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@ -206,6 +206,7 @@ struct smt_params : public preprocessor_params,
bool m_user_theory_preprocess_axioms;
bool m_user_theory_persist_axioms;
unsigned m_timeout;
unsigned m_rlimit;
bool m_at_labels_cex; // only use labels which contains the @ symbol when building multiple counterexamples.
bool m_check_at_labels; // check that @ labels are inserted to generate unique counter-examples.
bool m_dump_goal_as_smt;
@ -275,6 +276,7 @@ struct smt_params : public preprocessor_params,
m_user_theory_preprocess_axioms(false),
m_user_theory_persist_axioms(false),
m_timeout(0),
m_rlimit(0),
m_at_labels_cex(false),
m_check_at_labels(false),
m_dump_goal_as_smt(false),

1
src/smt/params/smt_params_helper.pyg
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@ -16,6 +16,7 @@ def_module_params(module_name='smt',
('pull_nested_quantifiers', BOOL, False, 'pull nested quantifiers'),
('refine_inj_axioms', BOOL, True, 'refine injectivity axioms'),
('timeout', UINT, 0, 'timeout (0 means no timeout)'),
('rlimit', UINT, 0, 'resource limit (0 means no limit)'),
('max_conflicts', UINT, UINT_MAX, 'maximum number of conflicts before giving up.'),
('mbqi', BOOL, True, 'model based quantifier instantiation (MBQI)'),
('mbqi.max_cexs', UINT, 1, 'initial maximal number of counterexamples used in MBQI, each counterexample generates a quantifier instantiation'),