Perf Framework fails with packages at diffrent versions

using this fragment

- Service: keyvault-keys
Languages:
Cpp:
Project: azure-security-keyvault-keys-perf
PackageVersions:
- azure-security-keyvault-keys-cpp: 4.2.0
- azure-security-keyvault-keys-cpp: source
- azure-identity-cpp: 1.3.0
- azure-identity-cpp: source
Tests:
- Test: GetKey
Arguments:
- -r 0
TestNames:
Cpp: GetKey

to run the getkey test throws exceptions in Program.cs line 164 PackageVersions = p.Value.PackageVersions.Where(d =>
String.IsNullOrEmpty(options.PackageVersions) || Regex.IsMatch(d[p.Value.PrimaryPackage], options.PackageVersions)),

System.Collections.Generic.KeyNotFoundException: 'The given key 'azure-security-keyvault-keys-cpp' was not present in the dictionary.'

removing the identity nodes allows it to proceed