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Disable environment reduction by default #1890

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facundominguez
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@facundominguez facundominguez commented Oct 24, 2021

Environment reduction can break the tree-like invariant necessary by PLE, which can cause LH to decide incorrectly on the validity of constraints.

Therefore, this PR makes not running environment reduction the default.

We can revert this after ucsd-progsys/liquid-fixpoint#496 is fixed.

@ranjitjhala
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Thanks for catching this ! Shall I merge?

@facundominguez
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facundominguez commented Oct 25, 2021

Now this should be ready to merge. (Had a flipped boolean before)

@facundominguez
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@ranjitjhala, @nikivazou, Ping! :)

@ranjitjhala ranjitjhala merged commit 00f1a7c into ucsd-progsys:develop Oct 26, 2021
@facundominguez facundominguez deleted the fd/disable-environment-reduction branch October 26, 2021 19:22
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2 participants