Finding the prefix used for caravel subcells in the user GDS.
User prefix is id_
Replacing cell caravel in the user GDS file.
Reading GDS file for alternate cell caravel
Cell caravel found at position 235669746
Cell caravel ends at position 247680056
Reading GDS file for original source ./gds/caravel_00010006.gds
Cell caravel found at position 3182553740
Cell caravel ends at position 3194563592
Cell caravel checksum is 12009824
Info:  Structure caravel matches checksum 12009824
Info:  Structure caravel at 3182553740 to 3194563592 will be replaced by alternate data.
Prefixing caravel subcells in the user GDS
Running:  /usr/share/pdk/bin/change_gds_string.py user_id_textblock id_user_id_textblock copyright_block id_copyright_block open_source id_open_source storage id_storage sky130_fd_sc_hvl__lsbufhv2lv_1_wrapped id_sky130_fd_sc_hvl__lsbufhv2lv_1_wrapped user_id_programming id_user_id_programming simple_por id_simple_por gpio_control_block id_gpio_control_block mgmt_core id_mgmt_core mgmt_protect id_mgmt_protect chip_io id_chip_io user_project_wrapper id_user_project_wrapper ./gds/caravel_00010006_b.gds -debug -verbatim
Original data length = 3194564314
Replaced b'open_source\x00' with b'id_open_source'
Replaced b'user_id_textblock\x00' with b'id_user_id_textblock'
Replaced b'copyright_block\x00' with b'id_copyright_block'
Replaced b'storage\x00' with b'id_storage'
Replaced b'sky130_fd_sc_hvl__lsbufhv2lv_1_wrapped' with b'id_sky130_fd_sc_hvl__lsbufhv2lv_1_wrapped\x00'
Replaced b'user_id_programming\x00' with b'id_user_id_programming'
Replaced b'simple_por' with b'id_simple_por\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'mgmt_core\x00' with b'id_mgmt_core'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'mgmt_protect' with b'id_mgmt_protect\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'gpio_control_block' with b'id_gpio_control_block\x00'
Replaced b'chip_io\x00' with b'id_chip_io'
Replaced b'user_project_wrapper' with b'id_user_project_wrapper\x00'
Finished.