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.r028-smll-174853774900238.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)
.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool gold2024
Input is BridgeAndVehicles-PT-V20P20N50, examination is StableMarking
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r028-smll-174853774900238
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.3M
-rw-r--r-- 1 mcc users 16K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 116K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 202K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 824K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 8.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 189K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 549K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 20K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 135K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 494K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 1.9M May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 10 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 1.9M May 29 14:32 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 1748572374362

Invoking MCC driver with
BK_TOOL=gold2024
BK_EXAMINATION=StableMarking
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BridgeAndVehicles-PT-V20P20N50
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool greatspn
Invoking reducer
Running Version 202405141337
[2025-05-30 02:32:56] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, StableMarking, -timeout, 180, -rebuildPNML]
[2025-05-30 02:32:56] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 02:32:56] [INFO ] Load time of PNML (sax parser for PT used): 494 ms
[2025-05-30 02:32:57] [INFO ] Transformed 108 places.
[2025-05-30 02:32:57] [INFO ] Transformed 2228 transitions.
[2025-05-30 02:32:57] [INFO ] Parsed PT model containing 108 places and 2228 transitions and 17190 arcs in 711 ms.
RANDOM walk for 40000 steps (228 resets) in 4233 ms. (9 steps per ms) remains 29/108 properties
BEST_FIRST walk for 4002 steps (8 resets) in 59 ms. (66 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 43 ms. (90 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 42 ms. (93 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4004 steps (8 resets) in 25 ms. (154 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 31 ms. (125 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 23 ms. (166 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 20 ms. (190 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4001 steps (8 resets) in 22 ms. (173 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 38 ms. (102 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 37 ms. (105 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 40 ms. (97 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 44 ms. (88 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 46 ms. (85 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 27 ms. (142 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 45 ms. (87 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 46 ms. (85 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4000 steps (8 resets) in 29 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4003 steps (8 resets) in 28 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 30 ms. (129 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4001 steps (8 resets) in 25 ms. (153 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 23 ms. (166 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4001 steps (8 resets) in 35 ms. (111 steps per ms) remains 29/29 properties
BEST_FIRST walk for 4002 steps (8 resets) in 25 ms. (153 steps per ms) remains 29/29 properties
[2025-05-30 02:32:59] [INFO ] Flow matrix only has 290 transitions (discarded 1938 similar events)
// Phase 1: matrix 290 rows 108 cols
[2025-05-30 02:32:59] [INFO ] Computed 7 invariants in 31 ms
[2025-05-30 02:32:59] [INFO ] State equation strengthened by 102 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 50/303 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 91/394 variables, 47/106 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 3/109 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/394 variables, 102/211 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/394 variables, 0/211 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (OVERLAPS) 4/398 variables, 2/213 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/398 variables, 4/217 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/398 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 15 (OVERLAPS) 0/398 variables, 0/217 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 398/398 variables, and 217 constraints, problems are : Problem set: 0 solved, 29 unsolved in 2376 ms.
Refiners :[Positive P Invariants (semi-flows): 7/7 constraints, State Equation: 108/108 constraints, ReadFeed: 102/102 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 50/303 variables, 6/58 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/303 variables, 1/59 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/303 variables, 0/59 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 91/394 variables, 47/106 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/394 variables, 3/109 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/394 variables, 102/211 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/394 variables, 29/240 constraints. Problems are: Problem set: 0 solved, 29 unsolved
[2025-05-30 02:33:06] [INFO ] Deduced a trap composed of 5 places in 285 ms of which 22 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/394 variables, 1/241 constraints. Problems are: Problem set: 0 solved, 29 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 394/398 variables, and 241 constraints, problems are : Problem set: 0 solved, 29 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 5/7 constraints, State Equation: 104/108 constraints, ReadFeed: 102/102 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 1/1 constraints]
After SMT, in 7588ms problems are : Problem set: 0 solved, 29 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 29 out of 108 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 108/108 places, 2228/2228 transitions.
Graph (complete) has 882 edges and 108 vertex of which 106 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.14 ms
Discarding 2 places :
Also discarding 0 output transitions
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 2 place count 105 transition count 2227
Iterating global reduction 0 with 1 rules applied. Total rules applied 3 place count 105 transition count 2227
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 103 transition count 2226
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 7 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 10 place count 101 transition count 2224
Applied a total of 10 rules in 627 ms. Remains 101 /108 variables (removed 7) and now considering 2224/2228 (removed 4) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 650 ms. Remains : 101/108 places, 2224/2228 transitions.
RANDOM walk for 4000000 steps (32088 resets) in 71387 ms. (56 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2925 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 2920 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2921 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1327 resets) in 2909 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1329 resets) in 2916 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1326 resets) in 2905 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1326 resets) in 2904 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 2906 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1329 resets) in 2917 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1330 resets) in 2912 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2923 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1323 resets) in 2909 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1322 resets) in 2924 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1320 resets) in 2922 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1328 resets) in 2974 ms. (134 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1327 resets) in 2944 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1328 resets) in 2923 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1330 resets) in 2917 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1323 resets) in 2898 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1324 resets) in 2899 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 2902 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 2905 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1326 resets) in 2914 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1326 resets) in 2929 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1329 resets) in 2912 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1323 resets) in 2921 ms. (136 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1325 resets) in 2916 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1328 resets) in 2904 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1325 resets) in 2912 ms. (137 steps per ms) remains 29/29 properties
Interrupted probabilistic random walk after 5314135 steps, run timeout after 123001 ms. (steps per millisecond=43 ) properties seen :0 out of 29
Probabilistic random walk after 5314135 steps, saw 1411631 distinct states, run finished after 123011 ms. (steps per millisecond=43 ) properties seen :0
[2025-05-30 02:35:51] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
// Phase 1: matrix 286 rows 101 cols
[2025-05-30 02:35:51] [INFO ] Computed 4 invariants in 6 ms
[2025-05-30 02:35:51] [INFO ] State equation strengthened by 102 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 46/299 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/299 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/299 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 86/385 variables, 44/101 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/385 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/385 variables, 102/205 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/385 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (OVERLAPS) 2/387 variables, 2/207 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/387 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (OVERLAPS) 0/387 variables, 0/207 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 387/387 variables, and 207 constraints, problems are : Problem set: 0 solved, 29 unsolved in 2448 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 101/101 constraints, ReadFeed: 102/102 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 46/299 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/299 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/299 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 86/385 variables, 44/101 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/385 variables, 2/103 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/385 variables, 102/205 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/385 variables, 29/234 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/385 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (OVERLAPS) 2/387 variables, 2/236 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/387 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 15 (OVERLAPS) 0/387 variables, 0/236 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 387/387 variables, and 236 constraints, problems are : Problem set: 0 solved, 29 unsolved in 8752 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 101/101 constraints, ReadFeed: 102/102 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
After SMT, in 11279ms problems are : Problem set: 0 solved, 29 unsolved
Parikh walk visited 0 properties in 6068 ms.
Support contains 29 out of 101 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 2224/2224 transitions.
Applied a total of 0 rules in 249 ms. Remains 101 /101 variables (removed 0) and now considering 2224/2224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 250 ms. Remains : 101/101 places, 2224/2224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 101/101 places, 2224/2224 transitions.
Applied a total of 0 rules in 246 ms. Remains 101 /101 variables (removed 0) and now considering 2224/2224 (removed 0) transitions.
[2025-05-30 02:36:09] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
[2025-05-30 02:36:09] [INFO ] Invariant cache hit.
[2025-05-30 02:36:09] [INFO ] Implicit Places using invariants in 464 ms returned []
[2025-05-30 02:36:09] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
[2025-05-30 02:36:09] [INFO ] Invariant cache hit.
[2025-05-30 02:36:09] [INFO ] State equation strengthened by 102 read => feed constraints.
[2025-05-30 02:36:10] [INFO ] Implicit Places using invariants and state equation in 1257 ms returned [22, 46]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 1741 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 99/101 places, 2224/2224 transitions.
Applied a total of 0 rules in 271 ms. Remains 99 /99 variables (removed 0) and now considering 2224/2224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2260 ms. Remains : 99/101 places, 2224/2224 transitions.
RANDOM walk for 4000000 steps (32085 resets) in 68710 ms. (58 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1325 resets) in 2885 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1328 resets) in 2954 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1322 resets) in 2950 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1326 resets) in 2949 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1328 resets) in 2950 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1326 resets) in 2957 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1331 resets) in 3338 ms. (119 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1327 resets) in 2968 ms. (134 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1327 resets) in 3210 ms. (124 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1323 resets) in 2954 ms. (135 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1326 resets) in 3168 ms. (126 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1323 resets) in 3953 ms. (101 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1322 resets) in 2996 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1329 resets) in 3469 ms. (115 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400000 steps (1323 resets) in 4013 ms. (99 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1328 resets) in 3067 ms. (130 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1327 resets) in 3821 ms. (104 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1322 resets) in 3013 ms. (132 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1325 resets) in 3011 ms. (132 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1325 resets) in 3760 ms. (106 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 2990 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1328 resets) in 3018 ms. (132 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1323 resets) in 3003 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1325 resets) in 2991 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1326 resets) in 3017 ms. (132 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1328 resets) in 2996 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 2982 ms. (134 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1329 resets) in 3003 ms. (133 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 3011 ms. (132 steps per ms) remains 29/29 properties
Interrupted probabilistic random walk after 5207804 steps, run timeout after 129001 ms. (steps per millisecond=40 ) properties seen :0 out of 29
Probabilistic random walk after 5207804 steps, saw 1384054 distinct states, run finished after 129004 ms. (steps per millisecond=40 ) properties seen :0
[2025-05-30 02:39:04] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
// Phase 1: matrix 286 rows 99 cols
[2025-05-30 02:39:04] [INFO ] Computed 4 invariants in 4 ms
[2025-05-30 02:39:04] [INFO ] State equation strengthened by 102 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 46/299 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/299 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/299 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 84/383 variables, 42/99 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/383 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/383 variables, 102/203 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/383 variables, 0/203 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (OVERLAPS) 2/385 variables, 2/205 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/385 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (OVERLAPS) 0/385 variables, 0/205 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 385/385 variables, and 205 constraints, problems are : Problem set: 0 solved, 29 unsolved in 1726 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 99/99 constraints, ReadFeed: 102/102 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 46/299 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/299 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/299 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 84/383 variables, 42/99 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/383 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/383 variables, 102/203 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/383 variables, 29/232 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/383 variables, 0/232 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (OVERLAPS) 2/385 variables, 2/234 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/385 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 15 (OVERLAPS) 0/385 variables, 0/234 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 385/385 variables, and 234 constraints, problems are : Problem set: 0 solved, 29 unsolved in 5094 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 99/99 constraints, ReadFeed: 102/102 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
After SMT, in 6880ms problems are : Problem set: 0 solved, 29 unsolved
Parikh walk visited 0 properties in 8942 ms.
Support contains 29 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 2224/2224 transitions.
Applied a total of 0 rules in 212 ms. Remains 99 /99 variables (removed 0) and now considering 2224/2224 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 215 ms. Remains : 99/99 places, 2224/2224 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 2224/2224 transitions.
Applied a total of 0 rules in 207 ms. Remains 99 /99 variables (removed 0) and now considering 2224/2224 (removed 0) transitions.
[2025-05-30 02:39:20] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
[2025-05-30 02:39:20] [INFO ] Invariant cache hit.
[2025-05-30 02:39:20] [INFO ] Implicit Places using invariants in 359 ms returned []
[2025-05-30 02:39:20] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
[2025-05-30 02:39:20] [INFO ] Invariant cache hit.
[2025-05-30 02:39:20] [INFO ] State equation strengthened by 102 read => feed constraints.
[2025-05-30 02:39:21] [INFO ] Implicit Places using invariants and state equation in 973 ms returned []
Implicit Place search using SMT with State Equation took 1334 ms to find 0 implicit places.
[2025-05-30 02:39:21] [INFO ] Redundant transitions in 158 ms returned []
Running 2221 sub problems to find dead transitions.
[2025-05-30 02:39:21] [INFO ] Flow matrix only has 286 transitions (discarded 1938 similar events)
[2025-05-30 02:39:21] [INFO ] Invariant cache hit.
[2025-05-30 02:39:21] [INFO ] State equation strengthened by 102 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2221 unsolved
[2025-05-30 02:39:53] [INFO ] Deduced a trap composed of 53 places in 279 ms of which 4 ms to minimize.
Problem TDEAD183 is UNSAT
Problem TDEAD184 is UNSAT
Problem TDEAD185 is UNSAT
Problem TDEAD186 is UNSAT
Problem TDEAD187 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD189 is UNSAT
Problem TDEAD190 is UNSAT
Problem TDEAD191 is UNSAT
Problem TDEAD192 is UNSAT
Problem TDEAD193 is UNSAT
Problem TDEAD194 is UNSAT
Problem TDEAD195 is UNSAT
Problem TDEAD196 is UNSAT
Problem TDEAD197 is UNSAT
Problem TDEAD198 is UNSAT
Problem TDEAD199 is UNSAT
Problem TDEAD200 is UNSAT
Problem TDEAD201 is UNSAT
Problem TDEAD202 is UNSAT
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 99/385 variables, and 5 constraints, problems are : Problem set: 20 solved, 2201 unsolved in 30080 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/99 constraints, ReadFeed: 0/102 constraints, PredecessorRefiner: 2221/2221 constraints, Known Traps: 1/1 constraints]
Escalating to Integer solving :Problem set: 20 solved, 2201 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 4/4 constraints. Problems are: Problem set: 20 solved, 2201 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/99 variables, 1/5 constraints. Problems are: Problem set: 20 solved, 2201 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 99/385 variables, and 5 constraints, problems are : Problem set: 20 solved, 2201 unsolved in 30047 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/99 constraints, ReadFeed: 0/102 constraints, PredecessorRefiner: 0/2221 constraints, Known Traps: 1/1 constraints]
After SMT, in 78378ms problems are : Problem set: 20 solved, 2201 unsolved
Search for dead transitions found 20 dead transitions in 78422ms
Found 20 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 20 transitions
Dead transitions reduction (with SMT) removed 20 transitions
Starting structural reductions in REACHABILITY mode, iteration 1 : 99/99 places, 2204/2224 transitions.
Applied a total of 0 rules in 198 ms. Remains 99 /99 variables (removed 0) and now considering 2204/2204 (removed 0) transitions.
[2025-05-30 02:40:40] [INFO ] Redundant transitions in 137 ms returned []
Finished structural reductions in REACHABILITY mode , in 2 iterations and 80495 ms. Remains : 99/99 places, 2204/2224 transitions.
RANDOM walk for 4000000 steps (32083 resets) in 67869 ms. (58 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1329 resets) in 2859 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1330 resets) in 2876 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1323 resets) in 3104 ms. (128 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2865 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1324 resets) in 2859 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1329 resets) in 2859 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2860 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1328 resets) in 2851 ms. (140 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1331 resets) in 2871 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2867 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 2875 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1322 resets) in 3066 ms. (130 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1329 resets) in 2862 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 2857 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2866 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1328 resets) in 2859 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1324 resets) in 2860 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2849 ms. (140 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 2843 ms. (140 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 2866 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1324 resets) in 2906 ms. (137 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 2859 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 2868 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1328 resets) in 2879 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1325 resets) in 2866 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1323 resets) in 2880 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 2872 ms. (139 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1328 resets) in 2880 ms. (138 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 2864 ms. (139 steps per ms) remains 29/29 properties
Interrupted probabilistic random walk after 5280735 steps, run timeout after 117001 ms. (steps per millisecond=45 ) properties seen :0 out of 29
Probabilistic random walk after 5280735 steps, saw 1402969 distinct states, run finished after 117005 ms. (steps per millisecond=45 ) properties seen :0
[2025-05-30 02:43:17] [INFO ] Flow matrix only has 285 transitions (discarded 1919 similar events)
// Phase 1: matrix 285 rows 99 cols
[2025-05-30 02:43:17] [INFO ] Computed 4 invariants in 3 ms
[2025-05-30 02:43:17] [INFO ] State equation strengthened by 101 read => feed constraints.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 45/298 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/298 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 84/382 variables, 42/99 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/382 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/382 variables, 101/202 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/382 variables, 0/202 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (OVERLAPS) 2/384 variables, 2/204 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/384 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (OVERLAPS) 0/384 variables, 0/204 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Real declared 384/384 variables, and 204 constraints, problems are : Problem set: 0 solved, 29 unsolved in 2329 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 99/99 constraints, ReadFeed: 101/101 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 29 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/29 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 1 (OVERLAPS) 22/51 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/51 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 3 (OVERLAPS) 202/253 variables, 51/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/253 variables, 0/52 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 5 (OVERLAPS) 45/298 variables, 4/56 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/298 variables, 1/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/298 variables, 0/57 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 8 (OVERLAPS) 84/382 variables, 42/99 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/382 variables, 2/101 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/382 variables, 101/202 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/382 variables, 29/231 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 12 (INCLUDED_ONLY) 0/382 variables, 0/231 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 13 (OVERLAPS) 2/384 variables, 2/233 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 14 (INCLUDED_ONLY) 0/384 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 29 unsolved
At refinement iteration 15 (OVERLAPS) 0/384 variables, 0/233 constraints. Problems are: Problem set: 0 solved, 29 unsolved
No progress, stopping.
After SMT solving in domain Int declared 384/384 variables, and 233 constraints, problems are : Problem set: 0 solved, 29 unsolved in 6792 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 99/99 constraints, ReadFeed: 101/101 constraints, PredecessorRefiner: 29/29 constraints, Known Traps: 0/0 constraints]
After SMT, in 9161ms problems are : Problem set: 0 solved, 29 unsolved
Parikh walk visited 0 properties in 7055 ms.
Support contains 29 out of 99 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 2204/2204 transitions.
Applied a total of 0 rules in 193 ms. Remains 99 /99 variables (removed 0) and now considering 2204/2204 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 99/99 places, 2204/2204 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 99/99 places, 2204/2204 transitions.
Applied a total of 0 rules in 217 ms. Remains 99 /99 variables (removed 0) and now considering 2204/2204 (removed 0) transitions.
[2025-05-30 02:43:34] [INFO ] Flow matrix only has 285 transitions (discarded 1919 similar events)
[2025-05-30 02:43:34] [INFO ] Invariant cache hit.
[2025-05-30 02:43:34] [INFO ] Implicit Places using invariants in 524 ms returned []
[2025-05-30 02:43:34] [INFO ] Flow matrix only has 285 transitions (discarded 1919 similar events)
[2025-05-30 02:43:34] [INFO ] Invariant cache hit.
[2025-05-30 02:43:35] [INFO ] State equation strengthened by 101 read => feed constraints.
[2025-05-30 02:43:36] [INFO ] Implicit Places using invariants and state equation in 1435 ms returned []
Implicit Place search using SMT with State Equation took 1973 ms to find 0 implicit places.
[2025-05-30 02:43:36] [INFO ] Redundant transitions in 108 ms returned []
Running 2201 sub problems to find dead transitions.
[2025-05-30 02:43:36] [INFO ] Flow matrix only has 285 transitions (discarded 1919 similar events)
[2025-05-30 02:43:36] [INFO ] Invariant cache hit.
[2025-05-30 02:43:36] [INFO ] State equation strengthened by 101 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2201 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 99/384 variables, and 4 constraints, problems are : Problem set: 0 solved, 2201 unsolved in 30069 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/99 constraints, ReadFeed: 0/101 constraints, PredecessorRefiner: 2201/2201 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 2201 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/99 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 2201 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 99/384 variables, and 4 constraints, problems are : Problem set: 0 solved, 2201 unsolved in 30073 ms.
Refiners :[Positive P Invariants (semi-flows): 4/4 constraints, State Equation: 0/99 constraints, ReadFeed: 0/101 constraints, PredecessorRefiner: 0/2201 constraints, Known Traps: 0/0 constraints]
After SMT, in 77424ms problems are : Problem set: 0 solved, 2201 unsolved
Search for dead transitions found 0 dead transitions in 77462ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 79778 ms. Remains : 99/99 places, 2204/2204 transitions.
RANDOM walk for 400000 steps (3208 resets) in 9302 ms. (42 steps per ms) remains 29/29 properties
Running SMT prover for 29 properties.
[2025-05-30 02:44:56] [INFO ] Flow matrix only has 285 transitions (discarded 1919 similar events)
[2025-05-30 02:44:56] [INFO ] Invariant cache hit.
[2025-05-30 02:44:56] [INFO ] [Real]Absence check using 4 positive place invariants in 2 ms returned sat
[2025-05-30 02:44:56] [INFO ] After 189ms SMT Verify possible using state equation in real domain returned unsat :0 sat :29
[2025-05-30 02:44:56] [INFO ] State equation strengthened by 101 read => feed constraints.
[2025-05-30 02:44:57] [INFO ] After 280ms SMT Verify possible using 101 Read/Feed constraints in real domain returned unsat :0 sat :29
TRAPS : Iteration 0
[2025-05-30 02:44:58] [INFO ] After 1287ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:29
[2025-05-30 02:44:58] [INFO ] After 1579ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:29
[2025-05-30 02:44:58] [INFO ] [Nat]Absence check using 4 positive place invariants in 3 ms returned sat
[2025-05-30 02:44:58] [INFO ] After 384ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :29
[2025-05-30 02:44:59] [INFO ] After 577ms SMT Verify possible using 101 Read/Feed constraints in natural domain returned unsat :0 sat :29
TRAPS : Iteration 0
[2025-05-30 02:45:00] [INFO ] After 2091ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :29
[2025-05-30 02:45:00] [INFO ] After 2898ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :29
RANDOM walk for 2749742 steps (22055 resets) in 120004 ms. (22 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 7419 ms. (53 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 7523 ms. (53 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1323 resets) in 6571 ms. (60 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1324 resets) in 6947 ms. (57 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1324 resets) in 7371 ms. (54 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 6266 ms. (63 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 6598 ms. (60 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1324 resets) in 7026 ms. (56 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400000 steps (1326 resets) in 7243 ms. (55 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 6513 ms. (61 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1328 resets) in 7088 ms. (56 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1327 resets) in 6752 ms. (59 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1325 resets) in 5549 ms. (72 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1326 resets) in 7498 ms. (53 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1326 resets) in 6250 ms. (63 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 7209 ms. (55 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1325 resets) in 7268 ms. (55 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 7033 ms. (56 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1327 resets) in 6912 ms. (57 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1324 resets) in 7130 ms. (56 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1322 resets) in 7391 ms. (54 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1325 resets) in 6945 ms. (57 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400004 steps (1328 resets) in 6597 ms. (60 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400001 steps (1327 resets) in 6692 ms. (59 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1329 resets) in 6848 ms. (58 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1327 resets) in 7168 ms. (55 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1323 resets) in 7438 ms. (53 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400003 steps (1324 resets) in 7532 ms. (53 steps per ms) remains 29/29 properties
BEST_FIRST walk for 400002 steps (1326 resets) in 7021 ms. (56 steps per ms) remains 29/29 properties
Probably explored full state space saw : 1489289 states, properties seen :0
Probabilistic random walk after 5612886 steps, saw 1489289 distinct states, run finished after 155447 ms. (steps per millisecond=36 ) properties seen :0
Explored full state space saw : 1489362 states, properties seen :0
Exhaustive walk after 5613121 steps, saw 1489362 distinct states, run finished after 151742 ms. (steps per millisecond=36 ) properties seen :0
FORMULA StableMarking TRUE TECHNIQUES RANDOM_WALK EXHAUSTIVE_WALK TOPOLOGICAL
Total runtime 1128889 ms.
ITS solved all properties within timeout

BK_STOP 1748573505326

--------------------
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//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
+ 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="BridgeAndVehicles-PT-V20P20N50"
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 BridgeAndVehicles-PT-V20P20N50, 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 r028-smll-174853774900238"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BridgeAndVehicles-PT-V20P20N50.tgz
mv BridgeAndVehicles-PT-V20P20N50 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 ;