let picard =
let url =
"https://github.com/broadinstitute/picard/releases/download/1.127/picard-tools-1.127.zip"
in
let jar = "picard-tools-1.127" // "picard.jar" in
let init_program ~path = KEDSL.Program.(shf "export PICARD_JAR=%s/%s" path jar) in
Installable_tool.make Machine.Tool.Default.picard ~url ~init_program
~witness:(witness_file jar)