diff --git a/artiq/coredevice/comm_generic.py b/artiq/coredevice/comm_generic.py
index 872b86cc2..b67b8acec 100644
--- a/artiq/coredevice/comm_generic.py
+++ b/artiq/coredevice/comm_generic.py
@@ -506,7 +506,6 @@ class CommGeneric:
                     [(filename, line, column, function, None)]
         core_exception = exceptions.CoreException(name, message, params, traceback)
 
-        print(core_exception.id, core_exception.name)
         if core_exception.id == 0:
             python_exn_type = getattr(exceptions, core_exception.name.split('.')[-1])
         else:
diff --git a/artiq/coredevice/runtime.py b/artiq/coredevice/runtime.py
index a9d74b63d..96df51e0e 100644
--- a/artiq/coredevice/runtime.py
+++ b/artiq/coredevice/runtime.py
@@ -5,7 +5,6 @@ class SourceLoader:
         self.runtime_root = runtime_root
 
     def get_source(self, filename):
-        print(os.path.join(self.runtime_root, filename))
         with open(os.path.join(self.runtime_root, filename)) as f:
             return f.read()