[2.x] fix: remove staging directory before running tests

build.sbt

@@ -764,6 +764,11 @@ lazy val mainProj = (project in file("main"))
       exclude[IncompatibleResultTypeProblem]("sbt.internal.GlobalPluginData._3"),
       exclude[IncompatibleResultTypeProblem]("sbt.internal.GlobalPluginData._4"),
       exclude[DirectMissingMethodProblem]("sbt.internal.GlobalPluginData._6"),
+      // Updating remote vcs projects (sbt#1284)
+      exclude[DirectMissingMethodProblem]("sbt.Resolvers.creates"),
+      exclude[DirectMissingMethodProblem]("sbt.Resolvers.uniqueSubdirectoryFor"),
+      exclude[DirectMissingMethodProblem]("sbt.Resolvers.run"),
+      exclude[MissingClassProblem]("sbt.Resolvers$DistributedVCS")
     ),
   )
   .dependsOn(lmCore, lmCoursierShadedPublishing)

sbt-app/src/sbt-test/project/remote-project-dedup/setup.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -e
 
+rm -rf global/staging upstream-repo
 mkdir -p upstream-repo/src/main/scala/upstream
 cd upstream-repo
 

sbt-app/src/sbt-test/project/remote-project-git-branch/setup.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -e
 
+rm -rf global/staging upstream-repo
 mkdir -p upstream-repo/src/main/scala/upstream
 cd upstream-repo
 

sbt-app/src/sbt-test/project/remote-project-transitive-deps/setup.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -e
 
+rm -rf global/staging upstream-repo
 mkdir -p upstream-repo/a/src/main/scala/upstream
 mkdir -p upstream-repo/b/src/main/scala/upstream
 cd upstream-repo

sbt-app/src/sbt-test/project/remote-project-update/setup.sh

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -e
 
+rm -rf global/staging upstream-repo
 mkdir -p upstream-repo/src/main/scala/upstream
 cd upstream-repo
 git init