Connection Event: Carrier Detect found. 11932 Iridium console active and ready...
Vehicle Name: ru40
Curr Time: Thu May 7 21:49:21 2026 MT: 11931
DR Location: 4012.118 N -7354.258 E measured 44.593 secs ago
GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago
GPS Invalid : 4012.084 N -7354.879 E measured 150.458 secs ago
GPS Location: 4012.118 N -7354.258 E measured 46.692 secs ago
sensor:c_wpt_lat(lat)=4012.402 11879.8 secs ago
sensor:c_wpt_lon(lon)=-7350.158 11879.8 secs ago
sensor:m_battery(volts)=16.3106180623971 19.607 secs ago
sensor:m_coulomb_amphr(amp-hrs)=1.98249 3.813 secs ago
sensor:m_coulomb_amphr_total(amp-hrs)=1.898727 3.816 secs ago
sensor:m_depth(m)=0.180491743308507 3.717 secs ago
sensor:m_digifin_leakdetect_reading(nodim)=1023 4.046 secs ago
sensor:m_gps
not found>*.ma<
[dockzr | dockszr] [?][-v N][-nosmartdir][-f rf | irid][-cd dir][-noremove] [-archive]
[-d ] ...
[[-d ... ] ... ]
_mag_var(rad)=0.225147473507269 46.735 secs ago
sensor:m_iridium_attempt_num(nodim)=1 40.061 secs ago
sensor:m_iridium_call_num(nodim)=3529 0.054 secs ago
sensor:m_iridium_dialed_num(nodim)=4466 12.068 secs ago
sensor:m_leakdetect_voltage(volts)=2.46169108669109 43.71 secs ago
sensor:m_leakdetect_voltage_forward(volts)=2.46587301587302 43.674 secs ago
sensor:m_leakdetect_voltage_science(volts)=2.46379731379731 43.638 secs ago
sensor:m_tot_num_inflections(nodim)=82619 104.903 secs ago
sensor:m_vacuum(inHg)=8.58693663003663 19.606 secs ago
sensor:m_water_vx(m/s)=0.016374029127044 68.803 secs ago
sensor:m_water_vy(m/s)=-0.001001916306104 68.806 secs ago
sensor:u_max_altimeter(m)=200 1e+308 secs ago
sensor:u_min_water_depth(m)=0 1e+308 secs ago
sensor:u_use_current_correction(nodim)=1 1e+308 secs ago
sensor:x_last_wpt_lat(lat)=3924.9305 1e+308 secs ago
sensor:x_last_wpt_lon(lon)=-7408.8961 1e+308 secs ago
ABORT HISTORY: total since rese
not found>*.dat<
not found>*.ini<
not found>*.cfg<
[dockzr | dockszr] [?][-v N][-nosmartdir][-f rf | irid][-cd dir][-noremove] [-archive]
[-d ] ...
[[-d ... ] ... ]
t: 1
ABORT HISTORY: last abort cause: MS_ABORT_OVERDEPTH
ABORT HISTORY: last abort details:
ABORT HISTORY: last abort time: 2026-05-07T16:59:48
ABORT HISTORY: last abort segment: ru40-2026-126-1-0 (0268.0000)
ABORT HISTORY: last abort mission: od.mi
11932 No login script found for processing.
Glider ru40 at surface.
Because:no comms for a while [behavior surface_3 start_when = 12.0]
MissionName:100_n.mi MissionNum:ru40-2026-126-4-4 (0271.0004)
Vehicle Name: ru40
Curr Time: Thu May 7 21:49:57 2026 MT: 11968
DR Location: 4012.118 N -7354.258 E measured 80.713 secs ago
GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago
GPS Invalid : 4012.084 N -7354.879 E measured 186.579 secs ago
GPS Location: 4012.118 N -7354.258 E measured 82.812 secs ago
sensor:c_wpt_lat(lat)=4012.402 11915.9 secs ago
sensor:c_wpt_lon(lon)=-7350.158 11915.9 secs ago
sensor:m_battery(volts)=16.3106180623971 55.728 secs ago
sensor:m_coulomb_amphr(amp-hrs)=1.987498 7.931 secs ago
sensor:m_coulomb_amphr_total(amp-hrs)=1.903735 7.935 secs ago
sensor:m_depth(m)=0 7.835 secs ago
sensor:m_digifin_leakdetect_reading(nodim)=1023 8.164 secs ago
sensor:m_gps_mag_var(rad)=0.225147473507269 82.855 secs ago
sensor:m_iridium_attempt_num(nodim)=1 76.181 secs ago
sensor:m_iridium_call_num(nodim)=3529 36.174 secs ago
sensor:m_iridium_dialed_num(nodim)=4466 48.189 secs ago
sensor:m_leakdetect_voltage(volts)=2.46205738705739 15.815 secs ago
sensor:m_leakdetect_voltage_forward(volts)=2.46633089133089 15.779 secs ago
sensor:m_leakdetect_voltage_science(volts)=2.46398046398046 15.744 secs ago
sensor:m_tot_num_inflections(nodim)=82619 141.023 secs ago
sensor:m_vacuum(inHg)=8.58693663003663 55.727 secs ago
sensor:m_water_vx(m/s)=0.016374029127044 104.923 secs ago
sensor:m_water_vy(m/s)=-0.001001916306104 104.926 secs ago
sensor:u_max_altimeter(m)=200 1e+308 secs ago
sensor:u_min_water_depth(m)=0 1e+308 secs ago
sensor:u_use_current_correction(nodim)=1 1e+308 secs ago
sensor:x_last_wpt_lat(lat)=3924.9305 1e+308 secs ago
sensor:x_last_wpt_lon(lon)=-7408.8961 1e+308 secs ago
devices:(t/m/s) errs: 0/ 0/ 0 warn: 2/ 2/ 1 odd: 19/ 10/ 4
ABORT HISTORY: total since reset: 1
ABORT HISTORY: last abort cause: MS_ABORT_OVERDEPTH
ABORT HISTORY: last abort details:
ABORT HISTORY: last abort time: 2026-05-07T16:59:48
ABORT HISTORY: last abort segment: ru40-2026-126-1-0 (0268.0000)
ABORT HISTORY: last abort mission: od.mi
Hit Control-R to RESUME the mission, i.e. dive!
Hit Control-C to END the mission, i.e. GliderDos
Hit Control-E to extend surface time by 5 minutes.
Hit Control-W to get device warning reports.
Hit Control-F to re-read yo, goto_l, surface, sample, drift_ mafiles.
Hit H <0:1> to Hangup and call back in minutes at 0-primary 1-alternate number.
Hit S [-f={rf}|{irid] [-num=] [-t=] [filespec ...] to send log files
Hit ! to execute
Hit Control-T to consci to science computer when comms ready:
... communications ready for consci.
Water Velocity Calculations waiting for final gps fix(ideally -73 secs)
Waypoint: (4012.4020,-7350.1580) Range: 5840m, Bearing: 97deg, Age: 3:18h:m
Time until diving is: 514 secs
:OOD:digifin_mgr_ctrl:OUT OF DEADBAND: M_FIN:-0.0753 C_FIN:0.0000
s -num=4 *.sbd *.tbd *.tcd *.scd *.vem *.azf *.asc *.obs *.mrd
--------------------------------
11990 99 02710004.mcg LOG FILE CLOSED
SCIENCE DATA LOGGING: science IS running
CONSCI REQUESTED (using IRIDIUM as console)
ASKING SCIENCE COMPUTER TO SWITCH TO COMMAND MODE via IRIDIUM
SWITCHING TO SCIENCE COMMAND MODE over IRIDIUM
Normal operation resumes when:
SciDos> QUIT -or-
Lose CD (unplug freewave/hangup iridium) -or-
run longer than U_SCI_CMD_MAX_CONSCI_TIME(3600)s
11999 2 Neutering the Freewave Console
SCI: Implicitly limiting total transfer to 1800 secs, representing 180 KB total size
SCI: Enumerating and selecting files
About to send 3 files
Prechecking is not necessary for this invocation
START
**B00000000000000
Starting zModem transfer of 02710004.tcd to/from ru40 size is 12914
Total Bytes sent/received: 1024
Total Bytes sent/received: 2048
Total Bytes sent/received: 3072
Total Bytes sent/received: 4096
Total Bytes sent/received: 5120
Total Bytes sent/received: 6144
Total Bytes sent/received: 7168
Total Bytes sent/received: 8192
Total Bytes sent/received: 9216
Total Bytes sent/received: 10240
Total Bytes sent/received: 11264
Total Bytes sent/received: 12288
Total Bytes sent/received: 12914
zModem transfer DONE for file 02710004.tcd
Starting zModem transfer of 02710003.tcd to/from ru40 size is 378
Total Bytes sent/received: 378
zModem transfer DONE for file 02710003.tcd
Starting zModem transfer of 02710004.azf to/from ru40 size is 1889
Total Bytes sent/received: 1024
Total Bytes sent/received: 1889
zModem transfer DONE for file 02710004.azf
SCI: Sent 3 file(s):
02710004.tcd 02710003.tcd 02710004.azf
SCI: SUCCESS
12105 27 Freewave console restored
REVERTING FROM SCIENCE COMMAND MODE
SCIENCE COMMAND MODE TERMINATED because:
Science Program QUIT (cts lowered)
12107 GLD: Enumerating and selecting files
About to send 2 files
Prechecking is not necessary for this invocation
selected IRIDIUM
12107 save_and_change_sensors()....
Changed u_use_ctd_depth_for_flying from 0 to 0
Changed c_science_on from 1 to 0
12107 save_and_change_sensors()....
Changed c_science_printout from 0 to 0
Waiting for motors idle
START
**B00000000000000
Starting zModem transfer of 02710004.scd to/from ru40 size is 6380
Total Bytes sent/received: 1024
Total Bytes sent/received: 2048
Total Bytes sent/received: 3072
Total Bytes sent/received: 4096
Total Bytes sent/received: 5120
Total Bytes sent/received: 6144
Total Bytes sent/received: 6380
zModem transfer DONE for file 02710004.scd
Starting zModem transfer of 02710003.scd to/from ru40 size is 859
Total Bytes sent/received: 859
zModem transfer DONE for file 02710003.scd
12163 restore_sensors()....
Restored u_use_ctd_depth_for_flying from 0 to 0
Restored c_science_on from 0 to 1
12163 restore_sensors()....
12163 restore_sensors()....
Restored c_science_printout from 0 to 0
SHUFFLING FILES ..
12163 GLD: Sent 2 file(s):
02710004.scd 02710003.scd
GLD: SUCCESS
Glider-Science software version match: 311349.400000
Science hardware version is 3.000000
12166 28 SCI:PROGLET house_elf begin() called
12166 SCI: house_elf: Version 1.2
12166 SCI:PROGLET ctd41cp begin() called
12166 SCI: ctd41cp: Version 0.2
12166 SCI: ctd41cp: Will be sending the following data to glider:
12166 SCI: sci_water_cond(s/m)
12166 SCI: sci_water_temp(degc)
12166 SCI: sci_water_pressure(bar)
12166 SCI: sci_ctd41cp_timestamp(timestamp)
12166 SCI:PROGLET sbe41n_ph begin() called
12166 SCI:PROGLET flbbcd begin() called
12166 SCI: flbbcd: Version 0.0
12166 SCI: flbbcd: Will be sending following data to glider:
12166 SCI: sci_flbbcd_chlor_units(ug/l)
12166 SCI: sci_flbbcd_bb_units(nodim)
12166 SCI: sci_flbbcd_cdom_units(ppb)
12166 SCI: sci_flbbcd_chlor_sig(nodim)
12166 SCI: sci_flbbcd_bb_sig(nodim)
12166 SCI: sci_flbbcd_cdom_sig(nodim)
12166 SCI: sci_flbbcd_chlor_ref(nodim)
12166 SCI: sci_flbbcd_bb_ref(nodim)
12166 SCI: sci_flbbcd_cdom_ref(nodim)
12166 SCI: sci_flbbcd_therm(nodim)
12166 SCI: sci_flbbcd_timestamp(timestamp)
12166 SCI:Bit(0) raise count is now 0.
12166 SCI:Bit(0) raise count is now 0.
12166 SCI:PROGLET azfp begin() called
12166 SCI:PROGLET house_elf start() called
12166 SCI: house_elf_run(): 0 error(s) in a row. (5 is fatal)
12166 SCI: house_elf_run(): 0 error(s) since house_elf_begin(). (50 is fatal)
12166 SCI:PROGLET ctd41cp start() called
12166 SCI: Opening port 3:J3
12166 SCI: 9600 baud, N81, line buf: 50, no input data timeout(secs): 15
12166 SCI:bit_raise: Raising bit(0).
12166 SCI: ctd41cp_run(): 0 error(s) in a row. (5 is fatal)
12166 SCI: ctd41cp_run(): 0 error(s) since ctd41cp_begin(). (50 is fatal)
:OOD:digifin_mgr_ctrl:OUT OF DEADBAND: M_FIN:-0.0724 C_FIN:0.0000
12180 31 02710005.mcg LOG FILE OPENED
--------------------------------
12180 behavior surface_3: SUBSTATE 7 ->7 : After data transmission, waiting for control-C to exit/resume
Glider ru40 at surface.
Because:no comms for a while [behavior surface_3 start_when = 12.0]
MissionName:100_n.mi MissionNum:ru40-2026-126-4-5 (0271.0005)
Vehicle Name: ru40
Curr Time: Thu May 7 21:53:31 2026 MT: 12182
DR Location: 4012.118 N -7354.258 E measured 294.501 secs ago
GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago
GPS Invalid : 4012.084 N -7354.879 E measured 400.367 secs ago
GPS Location: 4012.118 N -7354.258 E measured 296.6 secs ago
sensor:c_wpt_lat(lat)=4012.402 12129.7 secs ago
sensor:c_wpt_lon(lon)=-7350.158 12129.7 secs ago
sensor:m_battery(volts)=16.3063983838994 0.27 secs ago
sensor:m_coulomb_amphr(amp-hrs)=2.016269 0.417 secs ago
sensor:m_coulomb_amphr_total(amp-hrs)=1.932506 0.42 secs ago
sensor:m_depth(m)=0.067684403740701 0.231 secs ago
sensor:m_digifin_leakdetect_reading(nodim)=1023 0.65 secs ago
sensor:m_gps_mag_var(rad)=0.225147473507269 296.643 secs ago
sensor:m_iridium_attempt_num(nodim)=0 197.641 secs ago
sensor:m_iridium_call_num(nodim)=3529 249.962 secs ago
sensor:m_iridium_dialed_num(nodim)=4466 261.976 secs ago
sensor:m_leakdetect_voltage(volts)=2.46111111111111 0.213 secs ago
sensor:m_leakdetect_voltage_forward(volts)=2.46575091575092 0.177 secs ago
sensor:m_leakdetect_voltage_science(volts)=2.46379731379731 0.141 secs ago
sensor:m_tot_num_inflections(nodim)=82619 354.811 secs ago
sensor:m_vacuum(inHg)=9.09592124542124 0.36 secs ago
sensor:m_water_vx(m/s)=0.016374029127044 318.711 secs ago
sensor:m_water_vy(m/s)=-0.001001916306104 318.714 secs ago
sensor:u_max_altimeter(m)=200 1e+308 secs ago
sensor:u_min_water_depth(m)=0 1e+308 secs ago
sensor:u_use_current_correction(nodim)=1 1e+308 secs ago
sensor:x_last_wpt_lat(lat)=3924.9305 1e+308 secs ago
sensor:x_last_wpt_lon(lon)=-7408.8961 1e+308 secs ago
devices:(t/m/s) errs: 0/ 0/ 0 warn: 2/ 2/ 1 odd: 19/ 10/ 4
ABORT HISTORY: total since reset: 1
ABORT HISTORY: last abort cause: MS_ABORT_OVERDEPTH
ABORT HISTORY: last abort details:
ABORT HISTORY: last abort time: 2026-05-07T16:59:48
ABORT HISTORY: last abort segment: ru40-2026-126-1-0 (0268.0000)
ABORT HISTORY: last abort mission: od.mi
Hit Control-R to RESUME the mission, i.e. dive!
Hit Control-C to END the mission, i.e. GliderDos
Hit Control-E to extend surface time by 5 minutes.
Hit Control-W to get device warning reports.
Hit Control-F to re-read yo, goto_l, surface, sample, drift_ mafiles.
Hit H <0:1> to Hangup and call back in minutes at 0-primary 1-alternate number.
Hit S [-f={rf}|{irid] [-num=] [-t=] [filespec ...] to send log files
Hit ! to execute
Hit Control-T to consci to science computer when comms ready:
... communications ready for consci.
Water Velocity Calculations waiting for final gps fix(ideally -287 secs)
Waypoint: (4012.4020,-7350.1580) Range: 5840m, Bearing: 97deg, Age: 3:22h:m
Time until diving is: 598 secs
:OOD:digifin_mgr_ctrl:OUT OF DEADBAND: M_FIN:0.0724 C_FIN:0.0000
^W name in ALLCAPS means CRITICAL device (* => SUPERCRITICAL)
[I Installed] [- Not_Installed]
[u In_use] [- Not_In_use] [X Out_of_Service]
name limits stats (#total/#mission/#segment)
os w/s w/m os errors warnings oddities
0 simdrvr -
1 test_driver -
2 ARGOS* I u -1 20 5 0
3 WATCHDOG I u -1 -1 -1 0
4 DEADMAN I u -1 20 5 0
5 CONSOLE* I u -1 20 5 0
6 GPS I u -1 20 5 0
7 attitude_rev I u 3 20 5 0
8 ocean_pressure I u 3 20 5 0
9 vacuum I u 3 20 5 0
10 battery I u 3 20 5 0
11 air_pump I u 3 20 5 0
12 pitch_motor I u 3 20 5 0 [ 0 0 0] [ 0 0 0] [ 3 3 3]
13 science_super I u 3 20 5 0 [ 0 0 0] [ 0 0 0] [ 4 0 0]
14 digifin I u 3 20 5 0 [ 0 0 0] [ 2 2 1] [ 4 3 1]
15 altimeter I u 3 20 5 0
16 altimeter_232 -
17 IRIDIUM* I u -1 20 5 0 [ 0 0 0] [ 0 0 0] [ 8 4 0]
18 leakdetect I u 3 20 5 0
19 recovery -
20 coulomb I u 3 20 5 0
21 veh_temp I u 3 20 5 0
22 BUOYANCY_PUMP I u 3 20 3 0
23 DE_PUMP -
24 HD_PUMP -
25 thruster -
devices:(t/m/s) errs: 0/ 0/ 0 warn: 2/ 2/ 1 odd: 19/ 10/ 4
I heard a character ('CR'), but not the right one
Drained the following 2 pending chars from input buffer:
12 0d ^R CR ..
Glider ru40 at surface.
Because:no comms for a while [behavior surface_3 start_when = 12.0]
MissionName:100_n.mi MissionNum:ru40-2026-126-4-5 (0271.0005)
Vehicle Name: ru40
Curr Time: Thu May 7 21:54:11 2026 MT: 12222
DR Location: 4012.118 N -7354.258 E measured 334.507 secs ago
GPS TooFar: 69696969.000 N 69696969.000 E measured 1e+308 secs ago
GPS Invalid : 4012.084 N -7354.879 E measured 440.372 secs ago
GPS Location: 4012.118 N -7354.258 E measured 336.605 secs ago
sensor:c_wpt_lat(lat)=4012.402 12169.7 secs ago
sensor:c_wpt_lon(lon)=-7350.158 12169.7 secs ago
sensor:m_battery(volts)=16.3063983838994 40.276 secs ago
sensor:m_coulomb_amphr(amp-hrs)=2.021274 3.314 secs ago
sensor:m_coulomb_amphr_total(amp-hrs)=1.937511 3.317 secs ago
sensor:m_depth(m)=0 3.217 secs ago
sensor:m_digifin_leakdetect_reading(nodim)=1023 3.546 secs ago
sensor:m_gps_mag_var(rad)=0.225147473507269 336.648 secs ago
sensor:m_iridium_attempt_num(nodim)=0 237.647 secs ago
sensor:m_iridium_call_num(nodim)=3529 289.968 secs ago
sensor:m_iridium_dialed_num(nodim)=4466 301.982 secs ago
sensor:m_leakdetect_voltage(volts)=2.46111111111111 40.219 secs ago
sensor:m_leakdetect_voltage_forward(volts)=2.46575091575092 40.183 secs ago
sensor:m_leakdetect_voltage_science(volts)=2.46379731379731 40.147 secs ago
sensor:m_tot_num_inflections(nodim)=82619 394.817 secs ago
sensor:m_vacuum(inHg)=9.09592124542124 40.366 secs ago
sensor:m_water_vx(m/s)=0.016374029127044 358.717 secs ago
sensor:m_water_vy(m/s)=-0.001001916306104 358.719 secs ago
sensor:u_max_altimeter(m)=200 1e+308 secs ago
sensor:u_min_water_depth(m)=0 1e+308 secs ago
sensor:u_use_current_correction(nodim)=1 1e+308 secs ago
sensor:x_last_wpt_lat(lat)=3924.9305 1e+308 secs ago
sensor:x_last_wpt_lon(lon)=-7408.8961 1e+308 secs ago
devices:(t/m/s) errs: 0/ 0/ 0 warn: 2/ 2/ 1 odd: 19/ 10/ 4
ABORT HISTORY: total since reset: 1
ABORT HISTORY: last abort cause: MS_ABORT_OVERDEPTH
ABORT HISTORY: last abort details:
ABORT HISTORY: last abort time: 2026-05-07T16:59:48
ABORT HISTORY: last abort segment: ru40-2026-126-1-0 (0268.0000)
ABORT HISTORY: last abort mission: od.mi
Hit Control-R to RESUME the mission, i.e. dive!
Hit Control-C to END the mission, i.e. GliderDos
Hit Control-E to extend surface time by 5 minutes.
Hit Control-W to get device warning reports.
Hit Control-F to re-read yo, goto_l, surface, sample, drift_ mafiles.
Hit H <0:1> to Hangup and call back in minutes at 0-primary 1-alternate number.
Hit S [-f={rf}|{irid] [-num=] [-t=] [filespec ...] to send log files
Hit ! to execute
Hit Control-T to consci to science computer when comms ready:
... communications ready for consci.
Water Velocity Calculations waiting for final gps fix(ideally -327 secs)
Waypoint: (4012.4020,-7350.1580) Range: 5840m, Bearing: 97deg, Age: 3:22h:m
Time until diving is: 558 secs
:OOD:digifin_mgr_ctrl:OUT OF DEADBAND: M_FIN:-0.0695 C_FIN:0.0000
:OOD:digifin_mgr_ctrl:OUT OF DEADBAND: M_FIN:0.0724 C_FIN:0.0000
^R 12243 47 behavior surface_3: User typed Control-R, resuming
I heard a Control-R
RESUMING MISSION
12244 02710005.mcg LOG FILE CLOSED
Doing system wide housekeeping.......
report_heap_size(): M_FREE_HEAP=270.2K(276676 bytes)
M_MIN_FREE_HEAP=205.1K(210032 bytes)
M_SRAM_FREE_HEAP=2301.8K(2357040 bytes)
M_SRAM_MIN_FREE_HEAP=2173.8K(2225928 bytes)
Running algorithm to free disk space if required
Not necessary to delete any files at this time
Scanning free space...
Megabytes used on c: = 25.421875
Megabytes available on c: = 7849.578125
Megabytes used on w: = 0.021973
Megabytes available on w: = 0.978027
Writing longterm state disk file: c:/state/longterm.sta
f_coulomb_battery_capacity(amp-hrs) 225.000000
f_ocean_pressure_min(volts) 0.110672
m_avg_climb_rate(m/s) -0.176557
m_avg_speed(m/s) 0.243478
m_avg_upward_inflection_time(sec) 26.686603
m_battery(volts) 16.306398
m_coulomb_amphr_total(amp-hrs) 1.941234
m_iridium_call_num(nodim) 3529.000000
m_iridium_dialed_num(nodim) 4466.000000
m_lat(lat) 4012.118300
m_lon(lon) -7354.258400
m_pump_effective_num_cycles(nodim) 4749.423700
m_tot_ballast_pumped_energy(kjoules) 7366.090897
m_tot_horz_dist(km) 5268.732328
m_tot_num_inflections(nodim) 82619.000000
m_tot_num_thermal_valve_cmd(nodim) 0.000000
m_weight_drop(bool) 0.000000
s_water_depth_avg(m) 200.000000
s_water_depth_delta(m) 0.000000
s_water_depth_wavelength(m) 100.000000
x_hover_ballast_deep(cc) 0.000000
x_hover_ballast_shallow(cc) 0.000000
x_hover_depth_deep(m) 0