copy 1: 10.94s exit 0 stdout 51229 bytes
  held by macOS; second run of the same copy: 0.59s exit 0 stdout 51229 bytes
copy 2: 0.81s exit 0 stdout 51229 bytes
copy 3: 0.80s exit 0 stdout 51229 bytes
copy 4: 0.82s exit 0 stdout 51229 bytes
copy 5: 0.81s exit 0 stdout 51229 bytes
copy 6: 0.81s exit 0 stdout 51229 bytes
copy 7: 0.81s exit 0 stdout 51229 bytes
copy 8: 0.80s exit 0 stdout 51229 bytes
copy 9: 0.83s exit 0 stdout 51229 bytes
copy 10: 10.63s exit 0 stdout 51229 bytes
  held by macOS; second run of the same copy: 0.60s exit 0 stdout 51229 bytes
done: 2 copies held longer than the old 5s limit
