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add clause proof module, small improvements to bapa

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2019-05-30 15:57:19 -07:00
parent 48fc3d752e
commit f128398bf9
7 changed files with 101 additions and 33 deletions
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18
src/cmd_context/basic_cmds.cpp
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@ -174,14 +174,16 @@ public:
};
ATOMIC_CMD(get_proof_cmd, "get-proof", "retrieve proof", {
if (!ctx.produce_proofs())
throw cmd_exception("proof construction is not enabled, use command (set-option :produce-proofs true)");
if (!ctx.has_manager() ||
ctx.cs_state() != cmd_context::css_unsat)
if (!ctx.has_manager())
throw cmd_exception("proof is not available");
if (ctx.ignore_check())
return;
expr_ref pr(ctx.m());
pr = ctx.get_check_sat_result()->get_proof();
if (pr == 0)
if (!pr && !ctx.produce_proofs())
throw cmd_exception("proof construction is not enabled, use command (set-option :produce-proofs true)");
if (!pr)
throw cmd_exception("proof is not available");
if (ctx.well_sorted_check_enabled() && !is_well_sorted(ctx.m(), pr)) {
throw cmd_exception("proof is not well sorted");
@ -209,6 +211,8 @@ ATOMIC_CMD(get_proof_graph_cmd, "get-proof-graph", "retrieve proof and print it
ctx.cs_state() != cmd_context::css_unsat)
throw cmd_exception("proof is not available");
proof_ref pr(ctx.m());
if (ctx.ignore_check())
return;
pr = ctx.get_check_sat_result()->get_proof();
if (pr == 0)
throw cmd_exception("proof is not available");
@ -238,6 +242,8 @@ static void print_core(cmd_context& ctx) {
}
ATOMIC_CMD(get_unsat_core_cmd, "get-unsat-core", "retrieve unsat core", {
if (ctx.ignore_check())
return;
if (!ctx.produce_unsat_cores())
throw cmd_exception("unsat core construction is not enabled, use command (set-option :produce-unsat-cores true)");
if (!ctx.has_manager() ||
@ -247,6 +253,8 @@ ATOMIC_CMD(get_unsat_core_cmd, "get-unsat-core", "retrieve unsat core", {
});
ATOMIC_CMD(get_unsat_assumptions_cmd, "get-unsat-assumptions", "retrieve subset of assumptions sufficient for unsatisfiability", {
if (ctx.ignore_check())
return;
if (!ctx.produce_unsat_assumptions())
throw cmd_exception("unsat assumptions construction is not enabled, use command (set-option :produce-unsat-assumptions true)");
if (!ctx.has_manager() || ctx.cs_state() != cmd_context::css_unsat) {