DEBUG2("[%p] **** Locking ctx %p ****", self, context);
xbt_os_mutex_lock(context->mutex);
DEBUG1("[%p] **** Updating current_context ****", self);
DEBUG2("[%p] **** Locking ctx %p ****", self, context);
xbt_os_mutex_lock(context->mutex);
DEBUG1("[%p] **** Updating current_context ****", self);