tag reform.*
      read_from_head true
      <parse>
        @type multi_format
        <pattern>
          format json
          time_key time
          time_format %Y-%m-%dT%H:%M:%S.%NZ
        </pattern>
        <pattern>
          format /^(?<time>.+) (?<stream>stdout|stderr) [^ ]* (?<log>.*)$/
          time_format %Y-%m-%dT%H:%M:%S.%N%:z
        </pattern>
      </parse>
    </source>

000000e0  2b 7d 66 06 cb a1 78 a7  5a e2 af 4c fc a4 8b 99  |+}f...x.Z..L....|
000000f0  af 6c 6d 0e 07 7e da 11  5a b7 89 af 3c ce 1e 22  |.lm..~..Z...<.."|
00000100  1f 7d 97 d5 d4 78 09 c4  e7 fb 33 bf 36 ee 6e 5a  |.}...x....3.6.nZ|
00000110  af f0 5b 0f 00 eb cc 3d  76 35 41 98 4c 65 81 34  |..[....=v5A.Le.4|
00000120  74 d9 d7 ba 04 fc c8 c6  c9 ca 4b b0 8e b1 7e 87  |t.........K...~.|

      tag reform.*
      read_from_head true
      <parse>
        @type multi_format
        <pattern>
          format json
          time_key time
          time_format %Y-%m-%dT%H:%M:%S.%NZ
        </pattern>
        <pattern>
          format /^(?<time>.+) (?<stream>stdout|stderr) [^ ]* (?<log>.*)$/
          time_format %Y-%m-%dT%H:%M:%S.%N%:z
        </pattern>
      </parse>
    </source>

	// updating a part of an instruction. This leads to relocation codes that are
	// inherently processor specific.

	// Arm64.

	// Set a MOV[NZ] immediate field to bits [15:0] of the offset from the thread
	// local base to the thread local variable defined by the referenced (thread
	// local) symbol. Error if the offset does not fit into 16 bits.
	R_ARM64_TLS_LE

		m := new(Int).SetBits([]Word{Word(m1), Word(m2), Word(m3)})
		out := new(Int).Exp(x, y, m)
		want := new(Int).expSlow(x, y, m)
		if out.Cmp(want) != 0 {
			t.Errorf("x = %#x\ny=%#x\nz=%#x\nout=%#x\nwant=%#x\ndc: 16o 16i %X %X %X |p", x, y, m, out, want, x, y, m)
		}
	})
}

func BenchmarkExp3Power(b *testing.B) {
	const x = 3
	for _, y := range []Word{

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  # Get current time.
  local current_time
  current_time="$(date --utc '+%s.%N')"
  # ...formatted as UTC RFC 3339.
  local timestamp
  timestamp="$(date --utc --date="@${current_time}" '+%FT%T.%NZ')"

  # Calculate latency.
  local latency='null'
  if [ "${status}" == "${LOG_STATUS_STARTED}" ]; then
    LOG_START_TIMES["${bootstep}"]="${current_time}"
  else

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