Fix executor tests

client/driver/executor/executor_linux_test.go

@@ -37,9 +37,9 @@ func testExecutorContextWithChroot(t *testing.T) (*ExecutorContext, *allocdir.Al
 		"/foobar":           "/does/not/exist",
 	}
 
-	taskEnv := env.NewTaskEnvironment(mock.Node())
 	alloc := mock.Alloc()
 	task := alloc.Job.TaskGroups[0].Tasks[0]
+	taskEnv := env.NewBuilder(mock.Node(), alloc, task, "global").Build()
 
 	allocDir := allocdir.NewAllocDir(testLogger(), filepath.Join(os.TempDir(), alloc.ID))
 	if err := allocDir.Build(); err != nil {