See the minisig repo.
docker pull wolflo0/kevm:3efa855
docker run -it -v ${PWD}:/home/user/specs wolflo0/kevm:3efa855
Alternatively, you can build K and Kevm locally or install from a release build.
make prove spec=specs/msig-spec-nonce.k
to prove the spec inspecs/msig-spec-nonce.k
make prove-all
to prove all of the specs