Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r224-tall-174902010100328.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is SimpleLoadBal-PT-15, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r224-tall-174902010100328
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.6M
-rw-r--r-- 1 mcc users 7.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.8K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:33 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 29K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.0K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 82K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 1.2M May 29 14:33 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME StableMarking

=== Now, execution of the tool begins

BK_START 1749107824004

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=SimpleLoadBal-PT-15
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-06-05 07:17:05] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-06-05 07:17:05] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 07:17:05] [INFO ] Load time of PNML (sax parser for PT used): 138 ms
[2025-06-05 07:17:05] [INFO ] Transformed 149 places.
[2025-06-05 07:17:05] [INFO ] Transformed 1280 transitions.
[2025-06-05 07:17:05] [INFO ] Found NUPN structural information;
[2025-06-05 07:17:05] [INFO ] Completing missing partition info from NUPN : creating a component with [P_client_idle_1, P_client_idle_2, P_client_idle_3, P_client_idle_4, P_client_idle_5, P_client_idle_6, P_client_idle_7, P_client_idle_8, P_client_idle_9, P_client_idle_10, P_client_idle_11, P_client_idle_12, P_client_idle_13, P_client_idle_14, P_client_idle_15, P_client_waiting_1, P_client_waiting_2, P_client_waiting_3, P_client_waiting_4, P_client_waiting_5, P_client_waiting_6, P_client_waiting_7, P_client_waiting_8, P_client_waiting_9, P_client_waiting_10, P_client_waiting_11, P_client_waiting_12, P_client_waiting_13, P_client_waiting_14, P_client_waiting_15, P_client_request_1, P_client_request_2, P_client_request_3, P_client_request_4, P_client_request_5, P_client_request_6, P_client_request_7, P_client_request_8, P_client_request_9, P_client_request_10, P_client_request_11, P_client_request_12, P_client_request_13, P_client_request_14, P_client_request_15, P_client_ack_1, P_client_ack_2, P_client_ack_3, P_client_ack_4, P_client_ack_5, P_client_ack_6, P_client_ack_7, P_client_ack_8, P_client_ack_9, P_client_ack_10, P_client_ack_11, P_client_ack_12, P_client_ack_13, P_client_ack_14, P_client_ack_15, P_server_idle_1, P_server_idle_2, P_server_waiting_1, P_server_waiting_2, P_server_processed_1, P_server_processed_2, P_server_notification_1, P_server_notification_2, P_server_notification_ack_1, P_server_notification_ack_2, P_server_request_1_1, P_server_request_1_2, P_server_request_2_1, P_server_request_2_2, P_server_request_3_1, P_server_request_3_2, P_server_request_4_1, P_server_request_4_2, P_server_request_5_1, P_server_request_5_2, P_server_request_6_1, P_server_request_6_2, P_server_request_7_1, P_server_request_7_2, P_server_request_8_1, P_server_request_8_2, P_server_request_9_1, P_server_request_9_2, P_server_request_10_1, P_server_request_10_2, P_server_request_11_1, P_server_request_11_2, P_server_request_12_1, P_server_request_12_2, P_server_request_13_1, P_server_request_13_2, P_server_request_14_1, P_server_request_14_2, P_server_request_15_1, P_server_request_15_2, P_lb_idle_1, P_lb_routing_1_1, P_lb_routing_1_2, P_lb_routing_1_3, P_lb_routing_1_4, P_lb_routing_1_5, P_lb_routing_1_6, P_lb_routing_1_7, P_lb_routing_1_8, P_lb_routing_1_9, P_lb_routing_1_10, P_lb_routing_1_11, P_lb_routing_1_12, P_lb_routing_1_13, P_lb_routing_1_14, P_lb_routing_1_15, P_lb_balancing_1, P_lb_load_1_0, P_lb_load_1_1, P_lb_load_1_2, P_lb_load_1_3, P_lb_load_1_4, P_lb_load_1_5, P_lb_load_1_6, P_lb_load_1_7, P_lb_load_1_8, P_lb_load_1_9, P_lb_load_1_10, P_lb_load_1_11, P_lb_load_1_12, P_lb_load_1_13, P_lb_load_1_14, P_lb_load_1_15, P_lb_load_2_0, P_lb_load_2_1, P_lb_load_2_2, P_lb_load_2_3, P_lb_load_2_4, P_lb_load_2_5, P_lb_load_2_6, P_lb_load_2_7, P_lb_load_2_8, P_lb_load_2_9, P_lb_load_2_10, P_lb_load_2_11, P_lb_load_2_12, P_lb_load_2_13, P_lb_load_2_14, P_lb_load_2_15]
[2025-06-05 07:17:05] [INFO ] Parsed PT model containing 149 places and 1280 transitions and 8988 arcs in 253 ms.
Structural test allowed to assert that 45 places are NOT stable. Took 7 ms.
RANDOM walk for 40000 steps (8 resets) in 2395 ms. (16 steps per ms) remains 13/104 properties
BEST_FIRST walk for 40003 steps (8 resets) in 218 ms. (182 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 175 ms. (227 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 171 ms. (232 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 153 ms. (259 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 145 ms. (273 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 165 ms. (240 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 136 ms. (292 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40002 steps (8 resets) in 109 ms. (363 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 101 ms. (392 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40001 steps (8 resets) in 94 ms. (421 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40004 steps (8 resets) in 86 ms. (459 steps per ms) remains 13/13 properties
BEST_FIRST walk for 40003 steps (8 resets) in 71 ms. (555 steps per ms) remains 13/13 properties
[2025-06-05 07:17:06] [INFO ] Flow matrix only has 1010 transitions (discarded 270 similar events)
// Phase 1: matrix 1010 rows 149 cols
[2025-06-05 07:17:07] [INFO ] Computed 39 invariants in 43 ms
[2025-06-05 07:17:07] [INFO ] State equation strengthened by 465 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 10/23 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 86/109 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 86/114 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 39/148 variables, 33/147 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/148 variables, 39/186 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/148 variables, 0/186 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (OVERLAPS) 1/149 variables, 1/187 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/149 variables, 1/188 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/149 variables, 0/188 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 14 (OVERLAPS) 1010/1159 variables, 149/337 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/1159 variables, 465/802 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/1159 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 17 (OVERLAPS) 0/1159 variables, 0/802 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1159/1159 variables, and 802 constraints, problems are : Problem set: 0 solved, 13 unsolved in 1207 ms.
Refiners :[Domain max(s): 149/149 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 149/149 constraints, ReadFeed: 465/465 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 10/23 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/23 variables, 10/24 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/23 variables, 0/24 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 86/109 variables, 4/28 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/109 variables, 86/114 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/109 variables, 0/114 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (OVERLAPS) 39/148 variables, 33/147 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/148 variables, 39/186 constraints. Problems are: Problem set: 0 solved, 13 unsolved
[2025-06-05 07:17:08] [INFO ] Deduced a trap composed of 65 places in 247 ms of which 21 ms to minimize.
[2025-06-05 07:17:09] [INFO ] Deduced a trap composed of 79 places in 224 ms of which 2 ms to minimize.
[2025-06-05 07:17:09] [INFO ] Deduced a trap composed of 28 places in 172 ms of which 2 ms to minimize.
At refinement iteration 10 (INCLUDED_ONLY) 0/148 variables, 3/189 constraints. Problems are: Problem set: 0 solved, 13 unsolved
[2025-06-05 07:17:09] [INFO ] Deduced a trap composed of 22 places in 164 ms of which 1 ms to minimize.
[2025-06-05 07:17:09] [INFO ] Deduced a trap composed of 20 places in 178 ms of which 1 ms to minimize.
[2025-06-05 07:17:10] [INFO ] Deduced a trap composed of 21 places in 163 ms of which 1 ms to minimize.
[2025-06-05 07:17:10] [INFO ] Deduced a trap composed of 18 places in 160 ms of which 1 ms to minimize.
[2025-06-05 07:17:10] [INFO ] Deduced a trap composed of 84 places in 150 ms of which 2 ms to minimize.
[2025-06-05 07:17:10] [INFO ] Deduced a trap composed of 86 places in 147 ms of which 1 ms to minimize.
[2025-06-05 07:17:10] [INFO ] Deduced a trap composed of 18 places in 169 ms of which 4 ms to minimize.
At refinement iteration 11 (INCLUDED_ONLY) 0/148 variables, 7/196 constraints. Problems are: Problem set: 0 solved, 13 unsolved
[2025-06-05 07:17:11] [INFO ] Deduced a trap composed of 84 places in 162 ms of which 2 ms to minimize.
[2025-06-05 07:17:11] [INFO ] Deduced a trap composed of 78 places in 159 ms of which 2 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/148 variables, 2/198 constraints. Problems are: Problem set: 0 solved, 13 unsolved
[2025-06-05 07:17:11] [INFO ] Deduced a trap composed of 21 places in 199 ms of which 1 ms to minimize.
At refinement iteration 13 (INCLUDED_ONLY) 0/148 variables, 1/199 constraints. Problems are: Problem set: 0 solved, 13 unsolved
[2025-06-05 07:17:11] [INFO ] Deduced a trap composed of 22 places in 168 ms of which 2 ms to minimize.
[2025-06-05 07:17:12] [INFO ] Deduced a trap composed of 22 places in 166 ms of which 1 ms to minimize.
[2025-06-05 07:17:12] [INFO ] Deduced a trap composed of 20 places in 200 ms of which 1 ms to minimize.
At refinement iteration 14 (INCLUDED_ONLY) 0/148 variables, 3/202 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/148 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 16 (OVERLAPS) 1/149 variables, 1/203 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/149 variables, 1/204 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 18 (INCLUDED_ONLY) 0/149 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 19 (OVERLAPS) 1010/1159 variables, 149/353 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 20 (INCLUDED_ONLY) 0/1159 variables, 465/818 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1159/1159 variables, and 831 constraints, problems are : Problem set: 0 solved, 13 unsolved in 5028 ms.
Refiners :[Domain max(s): 149/149 constraints, Positive P Invariants (semi-flows): 35/35 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 149/149 constraints, ReadFeed: 465/465 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 16/16 constraints]
After SMT, in 6414ms problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 149 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 149/149 places, 1280/1280 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 147 transition count 1278
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 2 ms
Reduce places removed 30 places and 0 transitions.
Iterating global reduction 0 with 45 rules applied. Total rules applied 49 place count 117 transition count 1263
Performed 15 Post agglomeration using F-continuation condition.Transition count delta: 15
Deduced a syphon composed of 15 places in 3 ms
Reduce places removed 15 places and 0 transitions.
Iterating global reduction 0 with 30 rules applied. Total rules applied 79 place count 102 transition count 1248
Free-agglomeration rule (complex) applied 15 times.
Iterating global reduction 0 with 15 rules applied. Total rules applied 94 place count 102 transition count 1233
Reduce places removed 15 places and 0 transitions.
Iterating post reduction 0 with 15 rules applied. Total rules applied 109 place count 87 transition count 1233
Applied a total of 109 rules in 294 ms. Remains 87 /149 variables (removed 62) and now considering 1233/1280 (removed 47) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 303 ms. Remains : 87/149 places, 1233/1280 transitions.
RANDOM walk for 4000000 steps (8 resets) in 47079 ms. (84 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 8567 ms. (466 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8556 ms. (467 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8598 ms. (465 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8529 ms. (468 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8547 ms. (467 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 8494 ms. (470 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8599 ms. (465 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8990 ms. (444 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 8525 ms. (469 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8410 ms. (475 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000003 steps (8 resets) in 8367 ms. (478 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000004 steps (8 resets) in 8479 ms. (471 steps per ms) remains 13/13 properties
BEST_FIRST walk for 4000002 steps (8 resets) in 8494 ms. (470 steps per ms) remains 13/13 properties
Interrupted probabilistic random walk after 8812669 steps, run timeout after 129001 ms. (steps per millisecond=68 ) properties seen :0 out of 13
Probabilistic random walk after 8812669 steps, saw 4382179 distinct states, run finished after 129006 ms. (steps per millisecond=68 ) properties seen :0
[2025-06-05 07:20:06] [INFO ] Flow matrix only has 963 transitions (discarded 270 similar events)
// Phase 1: matrix 963 rows 87 cols
[2025-06-05 07:20:06] [INFO ] Invariants computation overflowed in 11 ms
[2025-06-05 07:20:06] [INFO ] State equation strengthened by 465 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 416/429 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/429 variables, 180/206 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/429 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 602/1031 variables, 55/261 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1031 variables, 55/316 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1031 variables, 285/601 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1031 variables, 0/601 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (OVERLAPS) 19/1050 variables, 19/620 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/1050 variables, 19/639 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/1050 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 12 (OVERLAPS) 0/1050 variables, 0/639 constraints. Problems are: Problem set: 0 solved, 13 unsolved
No progress, stopping.
After SMT solving in domain Real declared 1050/1050 variables, and 639 constraints, problems are : Problem set: 0 solved, 13 unsolved in 913 ms.
Refiners :[Domain max(s): 87/87 constraints, State Equation: 87/87 constraints, ReadFeed: 465/465 constraints, PredecessorRefiner: 13/13 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 13 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/13 variables, 13/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/13 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 2 (OVERLAPS) 416/429 variables, 13/26 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/429 variables, 180/206 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/429 variables, 0/206 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 5 (OVERLAPS) 602/1031 variables, 55/261 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/1031 variables, 55/316 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1031 variables, 285/601 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/1031 variables, 13/614 constraints. Problems are: Problem set: 0 solved, 13 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/1031 variables, 0/614 constraints. Problems are: Problem set: 0 solved, 13 unsolved
Problem smplace_132 is UNSAT
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK MARKED_SUFFIX_TEST SMT_REFINEMENT TOPOLOGICAL
SMT process timed out in 2031ms, After SMT, problems are : Problem set: 0 solved, 13 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 13 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 1233/1233 transitions.
Applied a total of 0 rules in 117 ms. Remains 87 /87 variables (removed 0) and now considering 1233/1233 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 117 ms. Remains : 87/87 places, 1233/1233 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 1233/1233 transitions.
Applied a total of 0 rules in 103 ms. Remains 87 /87 variables (removed 0) and now considering 1233/1233 (removed 0) transitions.
[2025-06-05 07:20:08] [INFO ] Flow matrix only has 963 transitions (discarded 270 similar events)
// Phase 1: matrix 963 rows 87 cols
[2025-06-05 07:20:08] [INFO ] Invariants computation overflowed in 18 ms
[2025-06-05 07:20:08] [INFO ] Implicit Places using invariants in 182 ms returned []
[2025-06-05 07:20:08] [INFO ] Flow matrix only has 963 transitions (discarded 270 similar events)
// Phase 1: matrix 963 rows 87 cols
[2025-06-05 07:20:08] [INFO ] Invariants computation overflowed in 7 ms
[2025-06-05 07:20:08] [INFO ] State equation strengthened by 465 read => feed constraints.
[2025-06-05 07:20:09] [INFO ] Implicit Places using invariants and state equation in 1306 ms returned [17, 18]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1503 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 85/87 places, 1233/1233 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 83 transition count 1231
Applied a total of 4 rules in 85 ms. Remains 83 /85 variables (removed 2) and now considering 1231/1233 (removed 2) transitions.
[2025-06-05 07:20:09] [INFO ] Flow matrix only has 961 transitions (discarded 270 similar events)
// Phase 1: matrix 961 rows 83 cols
[2025-06-05 07:20:09] [INFO ] Invariants computation overflowed in 6 ms
[2025-06-05 07:20:10] [INFO ] Implicit Places using invariants in 173 ms returned []
[2025-06-05 07:20:10] [INFO ] Flow matrix only has 961 transitions (discarded 270 similar events)
// Phase 1: matrix 961 rows 83 cols
[2025-06-05 07:20:10] [INFO ] Invariants computation overflowed in 6 ms
[2025-06-05 07:20:10] [INFO ] State equation strengthened by 465 read => feed constraints.
[2025-06-05 07:20:11] [INFO ] Implicit Places using invariants and state equation in 1168 ms returned []
Implicit Place search using SMT with State Equation took 1345 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 83/87 places, 1231/1233 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3037 ms. Remains : 83/87 places, 1231/1233 transitions.
Total runtime 185958 ms.
ITS solved all properties within timeout

BK_STOP 1749108011740

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination StableMarking -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SimpleLoadBal-PT-15"
export BK_EXAMINATION="StableMarking"
export BK_TOOL="gold2024"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool gold2024"
echo " Input is SimpleLoadBal-PT-15, examination is StableMarking"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r224-tall-174902010100328"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SimpleLoadBal-PT-15.tgz
mv SimpleLoadBal-PT-15 execution
cd execution
if [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "UpperBounds" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] || [ "StableMarking" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "StableMarking" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "StableMarking" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "StableMarking.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' StableMarking.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "StableMarking" = "ReachabilityDeadlock" ] || [ "StableMarking" = "QuasiLiveness" ] || [ "StableMarking" = "StableMarking" ] || [ "StableMarking" = "Liveness" ] || [ "StableMarking" = "OneSafe" ] ; then
echo "FORMULA_NAME StableMarking"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;