Program received signal SIGFPE: Floating-point exception - erroneous arithmetic operation.

Backtrace for this error:
#0  0x15555459d7a2 in ???
#1  0x15555459c935 in ???
#2  0x15555384e5af in ???
#3  0x5650ec in __mix_info_MOD_set_rti_mixing_info
	at private/mix_info.f90:2015
#4  0x56b16c in __mix_info_MOD_set_mixing_info
	at private/mix_info.f90:88
#5  0x53959e in __hydro_vars_MOD_set_hydro_vars
	at private/hydro_vars.f90:622
#6  0x53c4d2 in __hydro_vars_MOD_update_vars
	at private/hydro_vars.f90:248
#7  0x53ca86 in set_some_vars
	at private/hydro_vars.f90:201
#8  0x53cf08 in __hydro_vars_MOD_set_vars
	at private/hydro_vars.f90:93
#9  0x5e503d in __read_model_MOD_finish_load_model
	at private/read_model.f90:166
#10  0x53d70e in model_builder
	at private/init.f90:1025
#11  0x53f28e in __init_MOD_load_saved_model
	at private/init.f90:818
#12  0x43f9ce in __star_lib_MOD_star_read_model
	at public/star_lib.f90:516
#13  0x42d687 in do_load1_star
	at job/run_star_support.f90:1720
#14  0x42d687 in do_before_evolve_loop
	at job/run_star_support.f90:326
#15  0x4362ca in __run_star_support_MOD_start_run1_star
	at job/run_star_support.f90:167
#16  0x436481 in __run_star_support_MOD_run1_star
	at job/run_star_support.f90:108
#17  0x44142a in __run_star_MOD_do_run_star
	at job/run_star.f90:26
#18  0x406f20 in run
	at src/run.f90:13
#19  0x406f20 in main
	at src/run.f90:2
make: *** [/mnt/home/pmocz/ceph/mesa-git-tests/tmp.SUxd5HNI20/star/work/Makefile:16: run] Floating point exception (core dumped)