.avrdude: butterfly_recv(): programmer is not responding

$ ./ard-reset-arduino --verbose --caterina /dev/cu.usbmodem1411 && sleep 1 && /Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avrdude -V -D -p atmega32u4 -C /Applications/Arduino.app/Contents/Java/hardware/tools/avr/etc/avrdude.conf -c avr109 -b 9600 -P /dev/cu.usbmodem1411 -U flash:w:./leds_test.ino.leonardo.hex:i
Forcing reset using 1200bps open/close on port /dev/cu.usbmodem1411
/dev/cu.usbmodem1411 has come back after reset

Connecting to programmer: .
Found programmer: Id = "CATERIN"; type = S
    Software Version = 1.0; No Hardware Version given.
Programmer supports auto addr increment.
Programmer supports buffered memory access with buffersize=128 bytes.
Programmer supports the following devices:
    Device code: 0x44

avrdude: AVR device initialized and ready to accept instructions

Reading | ################################################## | 100% 0.00s

avrdude: Device signature = 0x1e9587 (probably m32u4)
avrdude: reading input file "./leds_test.ino.leonardo.hex"
avrdude: writing flash (9146 bytes):

Writing | ################################################## | 100% 0.70s

avrdude: 9146 bytes of flash written
avrdude: safemode: Fuses OK (E:CB, H:D8, L:FF)
avrdude done.  Thank you.

$ /boot/ard-reset-arduino --verbose --caterina /dev/ttyACM0 && sleep 1 && /usr/share/arduino/hardware/tools/avr/../avrdude -V -D -p atmega32u4 -C /usr/share/arduino/hardware/tools/avr/../avrdude.conf -c avr109 -b 9600 -P /dev/ttyACM0 -U flash:w:/boot/leds_test.ino.leonardo.hex:i
Forcing reset using 1200bps open/close on port /dev/ttyACM0
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
Waiting for /dev/ttyACM0 to come back
/dev/ttyACM0 has come back after reset

Connecting to programmer: .avrdude: butterfly_recv(): programmer is not responding