From 03cba85029eee93956e3339284bcee787ab1ca44 Mon Sep 17 00:00:00 2001
From: Todd Gamblin <tgamblin@llnl.gov>
Date: Sat, 11 Mar 2023 16:21:53 -0800
Subject: [PATCH] bugfix: don't include root in general depth rule

---
 lib/spack/spack/solver/concretize.lp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/spack/spack/solver/concretize.lp b/lib/spack/spack/solver/concretize.lp
index 341b57d6102..880851cd59f 100644
--- a/lib/spack/spack/solver/concretize.lp
+++ b/lib/spack/spack/solver/concretize.lp
@@ -1142,6 +1142,7 @@ depth(Package, N + 1) :-
         max_depth - 1
     },
     N = 0..max_depth - 1,
+    not attr("root", Package),
     attr("node", Package).