sig
  val create :
    ?max_processors:int ->
    ?gatk_jar_location:(unit -> Tool_providers.broad_jar_location) ->
    ?mutect_jar_location:(unit -> Tool_providers.broad_jar_location) ->
    ?run_program:Biokepi_run_environment.Machine.Make_fun.t ->
    ?toolkit:Biokepi_run_environment.Machine.Tool.Kit.t ->
    ?b37:Biokepi_run_environment.Reference_genome.t ->
    string -> Biokepi_run_environment.Machine.t
end