Downloading: s3://natera-platform-sandbox/users/sgoyal/resources/GRCh38/Homo_sapiens_assembly38.fasta
  Downloading: s3://natera-platform-sandbox/users/tdouglas/nipt_caller/adaptive_alpha_features/inputs/targets/HG02178_x_HG02257_FF_5.targets.tsv
  Downloading: s3://natera-rnd-pltf-dev-nextflow-scratch-01/work/b2/84516afdecd8625b33807fef348445/.command.sh
  Downloading: s3://natera-rnd-pltf-dev-nextflow-scratch-01/work/78/05550db20702a59a13360af86f2b19/HG02178_x_HG02257_FF_5.mix.bam.bai
  Downloading: s3://natera-platform-sandbox/users/sgoyal/resources/GRCh38/Homo_sapiens_assembly38.fasta.fai
  Downloading: s3://natera-platform-sandbox/users/tdouglas/nipt_caller/adaptive_alpha_features/inputs/vcfs/HG02178_x_HG02257_FF_5.vcf
  Downloading: s3://natera-rnd-pltf-dev-nextflow-scratch-01/work/b2/84516afdecd8625b33807fef348445/.command.run
  Downloading: s3://natera-rnd-pltf-dev-nextflow-scratch-01/work/78/05550db20702a59a13360af86f2b19/HG02178_x_HG02257_FF_5.mix.bam
==> STAGING COMPLETE (8 inputs)

[init] ff = 0.050
[init] alphas = [0.012, 0.05, 0.1]
[init] opening BAM HG02178_x_HG02257_FF_5.mix.bam
[W::hts_idx_load3] The index file is older than the data file: HG02178_x_HG02257_FF_5.mix.bam.bai
[init] opening reference Homo_sapiens_assembly38.fasta
[init] target list: 22747 sites
[chrom] starting chr1
[progress] 100 variants processed (ok=100 no_reads=0 ref_mismatch=0 other=0) elapsed=23.2s rate=4.3/s
[progress] 200 variants processed (ok=200 no_reads=0 ref_mismatch=0 other=0) elapsed=44.8s rate=4.5/s
[progress] 300 variants processed (ok=300 no_reads=0 ref_mismatch=0 other=0) elapsed=68.8s rate=4.4/s