Chris Norman

@alexnater This issue refers to a `picard` tool, but is in the `GATK` repository. Did you encounter this when launching `MarkDuplicates` via `GATK`, or via `picard` ? If via `GATK`,...

The v3 spec reserves 20 bytes in the header for a [cramID](https://github.com/samtools/hts-specs/blob/master/CRAMv3.tex#L402), and suggests populating it with the filename as one possibility. The htsjdk implementation places the full pathname there...