easyrock

I had a similar crash, hope it helps ``` (gdb) bt #0 __strcmp_avx2 () at ../sysdeps/x86_64/multiarch/strcmp-avx2.S:283 #1 0x00007992390498f9 in msort_with_tmp (p=p@entry=0x7ffe564ca1c0, b=b@entry=0x7ffe564ca248, n=n@entry=2) at ./stdlib/qsort.c:257 #2 0x0000799239049715 in msort_with_tmp (n=2,...