The following case studies are in the repository, but cannot be proven automatically.

PKCS11/pkcs11-templates.spthy 
# heavy use of manual lemmas, not part of regresstion tests

PKCS11/pkcs11-dynamic-policy.spthy \ 
# not working 

envelope/envelope.spthy envelope/envelope_simpler.spthy envelope/envelope_allowsattack.spthy \ 
# these examples were never completed and are here for reference only
