Debugger hacks

Run a program in lldb until crash

while lldb -o run -b /path/to/binary -- args args args; do sleep 1; done

Run a program in gdb until crash

Load the program in gdb and

set pagination off
break _exit
commands
run
end

Run a program in rr until crash

for i in {1..10000}; do rr record -c 10000 <program> <args>; if (( $? == 0 )); then echo "done $i"; else break; fi; done