Segment fault at btorexp.c:487

Hi, for the following formula,

(set-logic BV)
(declare-const bv_22-0 (_ BitVec 22))
(assert (not (forall ((q4 (_ BitVec 22))) (not (= (_ bv0 22) q4 ((_ rotate_left 5) bv_22-0) bv_22-0 q4)))))
(check-sat)

boolector (commit 76aafdf) throws a seg fault

ASAN:SIGSEGV
=================================================================
==135214==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000030 (pc 0x7f4a1bd55499 bp 0x7fff96b59d20 sp 0x7fff96b59cf0 T0)
    #0 0x7f4a1bd55498 in btor_exp_bv_slice /home/peisen/test/tofuzz/boolector/src/btorexp.c:487
    #1 0x7f4a1bf30117 in elim_vars /home/peisen/test/tofuzz/boolector/src/preprocess/btorder.c:389
    #2 0x7f4a1bf309c8 in btor_cer_node /home/peisen/test/tofuzz/boolector/src/preprocess/btorder.c:445
    #3 0x7f4a1be4deea in simplify /home/peisen/test/tofuzz/boolector/src/btorslvquant.c:2587
    #4 0x7f4a1be4e151 in sat_quant_solver /home/peisen/test/tofuzz/boolector/src/btorslvquant.c:2611
    #5 0x7f4a1bd4751c in btor_check_sat /home/peisen/test/tofuzz/boolector/src/btorcore.c:3036
    #6 0x7f4a1bc4596f in boolector_sat /home/peisen/test/tofuzz/boolector/src/boolector.c:639
    #7 0x7f4a1bf20f90 in check_sat /home/peisen/test/tofuzz/boolector/src/parser/btorsmt2.c:4529
    #8 0x7f4a1bf24a0b in read_command_smt2 /home/peisen/test/tofuzz/boolector/src/parser/btorsmt2.c:4695
    #9 0x7f4a1bf27937 in parse_smt2_parser /home/peisen/test/tofuzz/boolector/src/parser/btorsmt2.c:4952
    #10 0x7f4a1bda0eae in parse_aux /home/peisen/test/tofuzz/boolector/src/btorparse.c:68
    #11 0x7f4a1bda2ae6 in btor_parse /home/peisen/test/tofuzz/boolector/src/btorparse.c:235
    #12 0x7f4a1bcafaeb in boolector_parse /home/peisen/test/tofuzz/boolector/src/boolector.c:4680
    #13 0x40cb32 in boolector_main /home/peisen/test/tofuzz/boolector/src/btormain.c:1440
    #14 0x4024f5 in main /home/peisen/test/tofuzz/boolector/src/boolectormain.c:17
    #15 0x7f4a1b7ad82f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
    #16 0x402408 in _start (/home/peisen/test/tofuzz/boolector/build/bin/boolector+0x402408)

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /home/peisen/test/tofuzz/boolector/src/btorexp.c:487 btor_exp_bv_slice
==135214==ABORTING

Boolector / boolector

Segment fault at btorexp.c:487 #100