https://git.lix.systems/lix-project/lix/commit/74513483bc5572d988a059b8e964662d66f1667f removed this check which is actually load-bearing for Lix (c.f. https://git.lix.systems/lix-project/lix/commit/96a36833084f66b79ba778e719862b8219557773 ). Fixes #677 Change-Id: I3cc9a16c64c5189f788c510609afcf8bad997741