https://github.com/matteocorti/check_ssl_cert/blob/5138e1a3554727dc79c7064d86ad23bf0ece9566/check_ssl_cert_icinga2.conf#L677-L679 expects vars.ssl_cert_extended_verbose to be set and passes its value as a parameter to the "--verbose" command line option, which does not accept values. So unless vars.ssl_cert_extended_verbose is set to either "--verbose" (which will translate to "--verbose --verbose" on the generated command) or "no options arguments" like "-v" or "-4", this will lead to a failure during argument parsing
https://github.com/matteocorti/check_ssl_cert/blob/5138e1a3554727dc79c7064d86ad23bf0ece9566/check_ssl_cert_icinga2.conf#L677-L679 expects vars.ssl_cert_extended_verbose to be set and passes its value as a parameter to the "--verbose" command line option, which does not accept values. So unless vars.ssl_cert_extended_verbose is set to either "--verbose" (which will translate to "--verbose --verbose" on the generated command) or "no options arguments" like "-v" or "-4", this will lead to a failure during argument parsing