Simulation Results: otbn

 
25/03/2026 17:18:13 DVSim: v1.16.0 sha: 373d38a json Branch: master Tool: xcelium [unknown]
Coverage statistics
  • Total
  • 94.00 %
  • code
  • 94.97 %
  • assert
  • 89.17 %
  • func
  • 97.88 %
  • block
  • 99.39 %
  • line
  • 99.55 %
  • branch
  • 92.22 %
  • toggle
  • 90.65 %
  • FSM
  • 97.44 %
Validation stages
V1
100.00%
V2
89.47%
V2S
95.16%
V3
100.00%
unmapped
100.00%
Testpoint Test Max Runtime Sim Time Pass Total %
smoke 1 1 100.00
otbn_smoke 10.000s 0.000us 1 1 100.00
single_binary 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
csr_hw_reset 1 1 100.00
otbn_csr_hw_reset 3.000s 0.000us 1 1 100.00
csr_rw 1 1 100.00
otbn_csr_rw 3.000s 0.000us 1 1 100.00
csr_bit_bash 1 1 100.00
otbn_csr_bit_bash 7.000s 0.000us 1 1 100.00
csr_aliasing 1 1 100.00
otbn_csr_aliasing 4.000s 0.000us 1 1 100.00
csr_mem_rw_with_rand_reset 1 1 100.00
otbn_csr_mem_rw_with_rand_reset 5.000s 0.000us 1 1 100.00
regwen_csr_and_corresponding_lockable_csr 2 2 100.00
otbn_csr_rw 3.000s 0.000us 1 1 100.00
otbn_csr_aliasing 4.000s 0.000us 1 1 100.00
mem_walk 1 1 100.00
otbn_mem_walk 58.000s 0.000us 1 1 100.00
mem_partial_access 1 1 100.00
otbn_mem_partial_access 34.000s 0.000us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
reset_recovery 1 1 100.00
otbn_reset 28.000s 0.000us 1 1 100.00
multi_error 0 1 0.00
otbn_multi_err 6.882s 0.000us 0 1 0.00
back_to_back 1 1 100.00
otbn_multi 72.000s 0.000us 1 1 100.00
stress_all 1 1 100.00
otbn_stress_all 6.000s 0.000us 1 1 100.00
lc_escalation 1 1 100.00
otbn_escalate 7.000s 0.000us 1 1 100.00
zero_state_err_urnd 0 1 0.00
otbn_zero_state_err_urnd 5.000s 0.000us 0 1 0.00
sw_errs_fatal_chk 1 1 100.00
otbn_sw_errs_fatal_chk 7.000s 0.000us 1 1 100.00
alert_test 1 1 100.00
otbn_alert_test 6.000s 0.000us 1 1 100.00
intr_test 1 1 100.00
otbn_intr_test 3.000s 0.000us 1 1 100.00
tl_d_oob_addr_access 1 1 100.00
otbn_tl_errors 5.000s 0.000us 1 1 100.00
tl_d_illegal_access 1 1 100.00
otbn_tl_errors 5.000s 0.000us 1 1 100.00
tl_d_outstanding_access 4 4 100.00
otbn_csr_hw_reset 3.000s 0.000us 1 1 100.00
otbn_csr_rw 3.000s 0.000us 1 1 100.00
otbn_csr_aliasing 4.000s 0.000us 1 1 100.00
otbn_same_csr_outstanding 4.000s 0.000us 1 1 100.00
tl_d_partial_access 4 4 100.00
otbn_csr_hw_reset 3.000s 0.000us 1 1 100.00
otbn_csr_rw 3.000s 0.000us 1 1 100.00
otbn_csr_aliasing 4.000s 0.000us 1 1 100.00
otbn_same_csr_outstanding 4.000s 0.000us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
mem_integrity 2 2 100.00
otbn_imem_err 7.000s 0.000us 1 1 100.00
otbn_dmem_err 9.000s 0.000us 1 1 100.00
internal_integrity 4 4 100.00
otbn_alu_bignum_mod_err 7.000s 0.000us 1 1 100.00
otbn_controller_ispr_rdata_err 6.000s 0.000us 1 1 100.00
otbn_mac_bignum_acc_err 11.000s 0.000us 1 1 100.00
otbn_urnd_err 4.000s 0.000us 1 1 100.00
illegal_bus_access 1 1 100.00
otbn_illegal_mem_acc 4.000s 0.000us 1 1 100.00
otbn_mem_gnt_acc_err 1 1 100.00
otbn_mem_gnt_acc_err 8.000s 0.000us 1 1 100.00
otbn_non_sec_partial_wipe 1 1 100.00
otbn_partial_wipe 6.000s 0.000us 1 1 100.00
tl_intg_err 2 2 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
otbn_tl_intg_err 9.000s 0.000us 1 1 100.00
passthru_mem_tl_intg_err 1 1 100.00
otbn_passthru_mem_tl_intg_err 20.000s 0.000us 1 1 100.00
prim_fsm_check 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
prim_count_check 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_mem_scramble 1 1 100.00
otbn_smoke 10.000s 0.000us 1 1 100.00
sec_cm_data_mem_integrity 1 1 100.00
otbn_dmem_err 9.000s 0.000us 1 1 100.00
sec_cm_instruction_mem_integrity 1 1 100.00
otbn_imem_err 7.000s 0.000us 1 1 100.00
sec_cm_bus_integrity 1 1 100.00
otbn_tl_intg_err 9.000s 0.000us 1 1 100.00
sec_cm_controller_fsm_global_esc 1 1 100.00
otbn_escalate 7.000s 0.000us 1 1 100.00
sec_cm_controller_fsm_local_esc 4 5 80.00
otbn_imem_err 7.000s 0.000us 1 1 100.00
otbn_dmem_err 9.000s 0.000us 1 1 100.00
otbn_zero_state_err_urnd 5.000s 0.000us 0 1 0.00
otbn_illegal_mem_acc 4.000s 0.000us 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_controller_fsm_sparse 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_scramble_key_sideload 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_scramble_ctrl_fsm_local_esc 4 5 80.00
otbn_imem_err 7.000s 0.000us 1 1 100.00
otbn_dmem_err 9.000s 0.000us 1 1 100.00
otbn_zero_state_err_urnd 5.000s 0.000us 0 1 0.00
otbn_illegal_mem_acc 4.000s 0.000us 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_scramble_ctrl_fsm_sparse 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_start_stop_ctrl_fsm_global_esc 1 1 100.00
otbn_escalate 7.000s 0.000us 1 1 100.00
sec_cm_start_stop_ctrl_fsm_local_esc 4 5 80.00
otbn_imem_err 7.000s 0.000us 1 1 100.00
otbn_dmem_err 9.000s 0.000us 1 1 100.00
otbn_zero_state_err_urnd 5.000s 0.000us 0 1 0.00
otbn_illegal_mem_acc 4.000s 0.000us 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_start_stop_ctrl_fsm_sparse 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_data_reg_sw_sca 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_ctrl_redun 1 1 100.00
otbn_ctrl_redun 6.000s 0.000us 1 1 100.00
sec_cm_pc_ctrl_flow_redun 1 1 100.00
otbn_pc_ctrl_flow_redun 7.000s 0.000us 1 1 100.00
sec_cm_rnd_bus_consistency 1 1 100.00
otbn_rnd_sec_cm 14.000s 0.000us 1 1 100.00
sec_cm_rnd_rng_digest 1 1 100.00
otbn_rnd_sec_cm 14.000s 0.000us 1 1 100.00
sec_cm_rf_base_data_reg_sw_integrity 1 1 100.00
otbn_rf_base_intg_err 5.000s 0.000us 1 1 100.00
sec_cm_rf_base_data_reg_sw_glitch_detect 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_stack_wr_ptr_ctr_redun 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_rf_bignum_data_reg_sw_integrity 1 1 100.00
otbn_rf_bignum_intg_err 6.000s 0.000us 1 1 100.00
sec_cm_rf_bignum_data_reg_sw_glitch_detect 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_loop_stack_ctr_redun 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
sec_cm_loop_stack_addr_integrity 1 1 100.00
otbn_stack_addr_integ_chk 6.000s 0.000us 1 1 100.00
sec_cm_call_stack_addr_integrity 1 1 100.00
otbn_stack_addr_integ_chk 6.000s 0.000us 1 1 100.00
sec_cm_start_stop_ctrl_state_consistency 1 1 100.00
otbn_sec_wipe_err 10.000s 0.000us 1 1 100.00
sec_cm_data_mem_sec_wipe 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_instruction_mem_sec_wipe 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_data_reg_sw_sec_wipe 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_write_mem_integrity 1 1 100.00
otbn_multi 72.000s 0.000us 1 1 100.00
sec_cm_ctrl_flow_count 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_ctrl_flow_sca 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_data_mem_sw_noaccess 1 1 100.00
otbn_sw_no_acc 5.000s 0.000us 1 1 100.00
sec_cm_key_sideload 1 1 100.00
otbn_single 4.000s 0.000us 1 1 100.00
sec_cm_tlul_fifo_ctr_redun 1 1 100.00
otbn_sec_cm 490.000s 0.000us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
stress_all_with_rand_reset 1 1 100.00
otbn_stress_all_with_rand_reset 143.000s 0.000us 1 1 100.00
Testpoint Test Max Runtime Sim Time Pass Total %
Unmapped 1 1 100.00
otbn_smoke_vectorized 7.000s 0.000us 1 1 100.00

Error Messages

   Test seed line log context
Job returned non-zero exit code
otbn_multi_err 104832462637312364041894493310277104655203303564595702465432184366848438692777 None
[make]: pre_run
mkdir -p /nightly/current_run/scratch/master/otbn-sim-xcelium/0.otbn_multi_err/latest
cd /nightly/current_run/scratch/master/otbn-sim-xcelium/0.otbn_multi_err/latest && pushd /nightly/current_run/opentitan; source hw/ip/otbn/dv/uvm/get-toolchain-paths.sh; popd; /nightly/current_run/opentitan/hw/ip/otbn/dv/uvm/gen-binaries.py --src-dir /nightly/current_run/opentitan/hw/ip/otbn/dv/otbnsim/test/simple/multi /nightly/current_run/scratch/master/otbn-sim-xcelium/0.otbn_multi_err/latest/otbn-binaries
/nightly/current_run/opentitan /nightly/current_run/scratch/master/otbn-sim-xcelium/0.otbn_multi_err/latest
2026/03/25 17:36:10 Downloading https://releases.bazel.build/8.0.1/release/bazel-8.0.1-linux-x86_64...
Opening zip "/nightly/runs/.cache/bazelisk/downloads/sha256/40f243b118f46d1c88842315e78ec5f9f6390980d67a90f7b64098613e60d65b/bin/bazel (deleted)": open(): No such file or directory
FATAL: Failed to open '/nightly/runs/.cache/bazelisk/downloads/sha256/40f243b118f46d1c88842315e78ec5f9f6390980d67a90f7b64098613e60d65b/bin/bazel (deleted)' as a zip file: (error: 2): No such file or directory
make: *** [/nightly/current_run/opentitan/hw/dv/tools/dvsim/sim.mk:52: pre_run] Error 36
xmsim: *E,ASRTST (/nightly/current_run/scratch/master/otbn-sim-xcelium/default/fusesoc-work/src/lowrisc_dv_otbn_env_*/otbn_insn_cnt_if.sv,21): Assertion InsnCntMatches_A has failed
otbn_zero_state_err_urnd 26417370927353952939997162709016615267673534295656217635611572494150150177556 109
xmsim: *E,ASRTST (/nightly/current_run/scratch/master/otbn-sim-xcelium/default/fusesoc-work/src/lowrisc_dv_otbn_env_0.1/otbn_insn_cnt_if.sv,21): (time 7427168 PS) Assertion tb.insn_cnt_if.InsnCntMatches_A has failed
UVM_ERROR @ 7427168 ps: (otbn_insn_cnt_if.sv:21) [ASSERT FAILED] InsnCntMatches_A
UVM_INFO @ 7427168 ps: (uvm_report_catcher.svh:705) [UVM/REPORT/CATCHER]
--- UVM Report catcher Summary ---