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Handle correctly cancelled run (#5695)

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* remove the bound on total iterations in simplex

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* remove unncesseray checks in  get_freedom_interval_for_column()

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* fix the build of test-z3

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* Revert "remove unncesseray checks in  get_freedom_interval_for_column()"

This reverts commit 6770ed85e3.

* optimize get_freedom_interval_for_column() for feasible case

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* add function lar_solver::status_feasible

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* rename status_is_feasible() to is_feasible()

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* fix the linux build

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
This commit is contained in:
Lev Nachmanson 2021-12-05 16:38:37 -10:00 • committed by GitHub
parent 0242566792
commit 7758b519bc
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13 changed files with 55 additions and 72 deletions
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2
src/smt/theory_lra.cpp
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@ -3095,7 +3095,7 @@ public:
default:
TRACE("arith", tout << "status treated as inconclusive: " << status << "\n";);
// TENTATIVE_UNBOUNDED, UNBOUNDED, TENTATIVE_DUAL_UNBOUNDED, DUAL_UNBOUNDED,
// FLOATING_POINT_ERROR, TIME_EXAUSTED, ITERATIONS_EXHAUSTED, EMPTY, UNSTABLE
// FLOATING_POINT_ERROR, TIME_EXAUSTED, EMPTY, UNSTABLE
return l_undef;
}
}