Fix build and add stack trace to panic log
Fix build and add stack trace to panic log

PiperOrigin-RevId: 305684319
Change-Id: Ic0f04a2b5316a7bace7767974e3571176f90ac61

GoogleCloudPlatform/healthcare-federated-access-services,GoogleCloudPlatform/healthcare-federated-access-services,GoogleCloudPlatform/healthcare-federated-access-services,GoogleCloudPlatform/healthcare-federated-access-services