Program received signal SIGSEGV: Segmentation fault - invalid memory reference.

Backtrace for this error:
#0  0x1476dfb8a7a2 in ???
#1  0x1476dfb89935 in ???
#2  0x1476defa65af in ???
#3  0x576704 in __turb_support_MOD_get_results
	at ../private/turb_support.f90:217
#4  0x577f7f in __turb_support_MOD_get_gradt
	at ../private/turb_support.f90:100
#5  0x80806b in eval_gradt
	at ../private/pre_ms_model.f90:739
#6  0x808ebe in build1_pre_ms_model
	at ../private/pre_ms_model.f90:493
#7  0x808ebe in pre_ms_f
	at ../private/pre_ms_model.f90:296
#8  0xbd8ef9 in __mod_root_MOD_do_look_for_brackets
	at ../private/mod_root.f:248
#9  0x80ab17 in __pre_ms_model_MOD_build_pre_ms_model
	at ../private/pre_ms_model.f90:221
#10  0x676f63 in model_builder
	at ../private/init.f90:1015
#11  0x677e54 in __init_MOD_create_pre_ms_model
	at ../private/init.f90:760
#12  0x4bc181 in __star_lib_MOD_star_create_pre_ms_model
	at ../public/star_lib.f90:415
#13  0x4cd9bf in do_load1_star
	at ../job/run_star_support.f90:1758
#14  0x4cd9bf in do_before_evolve_loop
	at ../job/run_star_support.f90:323
#15  0x4d3c09 in __run_star_support_MOD_start_run1_star
	at ../job/run_star_support.f90:165
#16  0x4d3d80 in __run_star_support_MOD_run1_star
	at ../job/run_star_support.f90:107
#17  0x42fbb8 in __astero_run_support_MOD_eval1
	at ../private/astero_run_support.f90:231
#18  0x4305af in __astero_run_support_MOD_bobyqa_or_newuoa_fun
	at ../private/astero_run_support.f90:605
#19  0x430931 in __astero_run_support_MOD_newuoa_fun
	at ../private/astero_run_support.f90:562
#20  0xbf6bbe in __mod_newuoa_MOD_newuob
	at ../private/mod_newuoa.f:86
#21  0xbfabb8 in __mod_newuoa_MOD_do_newuoa
	at ../private/mod_newuoa.f:81
#22  0xbbed40 in __num_lib_MOD_newuoa
	at /n/holyscratch01/conroy_lab/ebauer/mesa-git-tests/tmp.mJPGMGm6TL/num/make/num_newuoa.dek:39
#23  0x42f7cf in __astero_run_support_MOD_do_bobyqa_or_newuoa
	at ../private/astero_run_support.f90:693
#24  0x433577 in __astero_run_support_MOD_do_run_star_astero
	at ../private/astero_run_support.f90:181
#25  0x41bd3f in __astero_lib_MOD_run_star_astero
	at ../public/astero_lib.f90:63
#26  0x40a798 in run
	at ../src/run.f90:4
#27  0x40a7da in main
	at ../src/run.f90:2
./rn1: line 6: 2607445 Segmentation fault      (core dumped) ./star