ouch trying to port leon3mp to openlane but abc gave up on m

Question

ouch trying to port leon3mp to openlane but abc gave up on me ```10 Executing ABC pass technology mapping using ABC 10 1 Extracting gate netlist of module ` leon3mp to ` tmp yosys abc UZ9pEI input blif Extracted 288223 gates and 408148 wires to a netlist network with 119747 inputs and 118585 outputs 10 1 1 Executing ABC Running ABC command usr local bin yosys abc s f tmp yosys abc UZ9pEI abc script 2 gt amp 1 ABC ABC command line source tmp yosys abc UZ9pEI abc script ABC ABC + read blif tmp yosys abc UZ9pEI input blif ABC Warning Constant 0 drivers added to 176 non driven nets in network netlist ABC ys n1175 ys n1216 ys n3241 ys n3242 ABC + read lib w Users ronaldv Projects repositories openlane designs leon3mp runs 06 08 19 19 tmp trimmed lib ABC Parsing finished successfully Parsing time = 0 01 sec ABC Scl LibertyReadGenlib skipped sequential cell sky130 fd sc hd dfbbn 2 ABC Scl LibertyReadGenlib skipped sequential cell sky130 fd sc hd dfrbp 2 ABC Scl LibertyReadGenlib skipped sequential cell sky130 fd sc hd dfrtp 4 ABC Scl LibertyReadGenlib skipped sequential cell sky130 fd sc hd dfstp 4 ABC Scl LibertyReadGenlib skipped sequential cell sky130 fd sc hd dfxbp 2 ABC Scl LibertyReadGenlib skipped sequential cell sky130 fd sc hd dfxtp 4 ABC Library sky130 fd sc hd tt 025C 1v80 from Users ronaldv Projects repositories openlane designs leon3mp runs 06 08 19 19 tmp trimmed lib has 43 cells 6 skipped 6 seq 0 tri state 0 no func 0 dont use Time = 0 03 sec ABC Memory = 1 90 MB Time = 0 03 sec ABC + read constr v Users ronaldv Projects repositories openlane designs leon3mp runs 06 08 19 19 tmp synthesis yosys sdc ABC Setting driving cell to be sky130 fd sc hd inv 8 ABC Setting output load to be 17 650000 ABC + read constr Users ronaldv Projects repositories openlane designs leon3mp runs 06 08 19 19 tmp synthesis yosys sdc ABC + fx ABC Abc NtkFastExtract Nodes have duplicated fanins FX is not performed ABC + mfs ABC Assertion failed LevFanin gt = Lev function Abc NtkUpdateReverseLevel file src base abci abcTiming c line 1362 sh line 1 63474 Abort trap 6 usr local bin yosys abc s f tmp yosys abc UZ9pEI abc script 2 gt amp 1 ERROR ABC execution of command usr local bin yosys abc s f tmp yosys abc UZ9pEI abc script 2 gt amp 1 failed return code 134 ```