fpp-check
[ local path prefix ]/compiler/tools/fpp-check/test/tlm_packets/channel_used_and_omitted.fpp:5.3
  telemetry packets P {
  ^
error: invalid telemetry packet set P
telemetry channel c1.T is both used and marked omitted

used here:
[ local path prefix ]/compiler/tools/fpp-check/test/tlm_packets/channel_used_and_omitted.fpp:8.7
      c1.T
      ^

marked omitted here:
[ local path prefix ]/compiler/tools/fpp-check/test/tlm_packets/channel_used_and_omitted.fpp:12.5
    c1.T
    ^
