System: GdAuGe, PAW, uniaxial-a strain 1.5%, anisotropic FSR (muc = 0.10)
Allen-Dynes Tc ~ 5.1 K    Extrapolated anisotropic Tc ~ 7.2 K

Input settings:
  laniso = .true., limag = .true., eliashberg = .true.
  wscut = 0.35 eV, muc = 0.10, broyden_beta = 0.3, conv_thr_iaxis = 3.0d-3

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ISSUE 1
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Files: issue1-near-Tc/

  epw-aniso.in                       input file
  epw-aniso-T3.0-5.5-success.out     successful warm-start chain (3.0-5.5 K)
  epw-aniso-T6.4-fail-drift.out      failed run showing monotonic drift at 6.4 K

  T (K)   n_iter   Max gap (meV)
  ------  -------  -------------
  3.00       5       1.167
  3.50       7       1.161
  4.00       9       1.100
  4.50       9       1.008
  5.00       9       0.887
  5.50      13       0.714
  6.00       8       0.424
  6.10     276       0.060
  6.20       9       0.026
  6.30+      —       FAILED (monotonic drift to zero, see epw-aniso-T6.4-fail-drift.out)

Things tried without success:
  broyden_beta = 0.1, 0.3, 0.7 / nsiter up to 500 / warm start via imag_read

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ISSUE 2
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Files: issue2-start-dependence/

  Cold start input:  epw-aniso-cold.in   (no imag_read)
  Warm start input:  epw-aniso.in        (imag_read = .true.)

  T (K)   Start         Max gap (meV)   n_iter   File
  ------  ------------  -------------   ------   ----
  6.0     cold               0.591          11   epw-aniso-T6.0-cold.out
  6.0     warm (from 5.5)    0.424           8   epw-aniso-T6.0-6.4-from-5.5.out
  6.1     cold               0.669          11   epw-aniso-T6.1-cold.out
  6.1     warm (from 5.5)    0.060         276   epw-aniso-T6.0-6.4-from-5.5.out
  6.5     cold               FAILED        500   epw-aniso-T6.5-cold.out
  6.5     warm (from 6.0)    FAILED        500   epw-aniso-T6.5-from-6.0.out
  6.5     warm (from 6.4)    0.014          11   epw-aniso-T6.5-from-6.4.out
  7.0     cold               0.535           9   epw-aniso-T7.0-cold.out
  7.0     warm (from 6.0)    0.314           9   epw-aniso-T7.0-from-6.0.out
  7.0     warm (from 6.3)    FAILED        100   epw-aniso-T7.0-from-6.3.out
