Eventually delete the CA paths lock files

Mark the lockfiles as having to eventually be deleted so that they don’t
stay laying around in the store at the end of the build

Fix #4936

1 files changed, 1 insertions, 0 deletions

diff --git a/src/libstore/build/local-derivation-goal.cc b/src/libstore/build/local-derivation-goal.cc
index ba0aca29c..8320dd1c4 100644
--- a/src/libstore/build/local-derivation-goal.cc
+++ b/src/libstore/build/local-derivation-goal.cc
@@ -2481,6 +2481,7 @@ void LocalDerivationGoal::registerOutputs()
            floating CA derivations and hash-mismatching fixed-output
            derivations. */
         PathLocks dynamicOutputLock;
+        dynamicOutputLock.setDeletion(true);
         auto optFixedPath = output.path(worker.store, drv->name, outputName);
         if (!optFixedPath ||
             worker.store.printStorePath(*optFixedPath) != finalDestPath)