Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r351-tall-171679102200379.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-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 2-5568
Executing tool gold2023
Input is SemanticWebServices-PT-S256P18, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r351-tall-171679102200379
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.7M
-rw-r--r-- 1 mcc users 8.1K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 88K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 49K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 19 07:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K May 19 16:28 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:30 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K May 19 18:59 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K Apr 12 02:42 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 105K Apr 12 02:42 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.6K Apr 12 02:42 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 60K Apr 12 02:42 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K May 19 07:16 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K May 19 15:31 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 8 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 9.2M May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-00
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-01
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-02
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-03
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-04
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-05
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-06
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-07
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-09
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-10
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-11
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-12
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-13
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-14
FORMULA_NAME SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-15

=== Now, execution of the tool begins

BK_START 1716893172946

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=gold2023
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S256P18
Applying reductions before tool lola
Invoking reducer
Running Version 202304061127
[2024-05-28 10:46:14] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2024-05-28 10:46:14] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-28 10:46:15] [INFO ] Load time of PNML (sax parser for PT used): 509 ms
[2024-05-28 10:46:15] [INFO ] Transformed 198 places.
[2024-05-28 10:46:15] [INFO ] Transformed 9732 transitions.
[2024-05-28 10:46:15] [INFO ] Parsed PT model containing 198 places and 9732 transitions and 78799 arcs in 698 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 16 ms.
Working with output stream class java.io.PrintStream
Deduced a syphon composed of 2 places in 19 ms
Reduce places removed 2 places and 2 transitions.
Ensure Unique test removed 4246 transitions
Reduce redundant transitions removed 4246 transitions.
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 574 ms. (steps per millisecond=17 ) properties (out of 15) seen :5
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-12 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-04 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-03 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-01 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 10) seen :0
Running SMT prover for 10 properties.
[2024-05-28 10:46:16] [INFO ] Flow matrix only has 995 transitions (discarded 4489 similar events)
// Phase 1: matrix 995 rows 196 cols
[2024-05-28 10:46:16] [INFO ] Computed 51 invariants in 32 ms
[2024-05-28 10:46:16] [INFO ] After 483ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:10
[2024-05-28 10:46:17] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2024-05-28 10:46:17] [INFO ] [Nat]Absence check using 2 positive and 49 generalized place invariants in 6 ms returned sat
[2024-05-28 10:46:17] [INFO ] After 913ms SMT Verify possible using state equation in natural domain returned unsat :1 sat :9
[2024-05-28 10:46:18] [INFO ] State equation strengthened by 305 read => feed constraints.
[2024-05-28 10:46:18] [INFO ] After 759ms SMT Verify possible using 305 Read/Feed constraints in natural domain returned unsat :1 sat :9
[2024-05-28 10:46:19] [INFO ] After 1635ms SMT Verify possible using trap constraints in natural domain returned unsat :1 sat :9
Attempting to minimize the solution found.
Minimization took 617 ms.
[2024-05-28 10:46:20] [INFO ] After 3525ms SMT Verify possible using all constraints in natural domain returned unsat :1 sat :9
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-00 FALSE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 10 Parikh solutions to 6 different solutions.
Parikh walk visited 0 properties in 125 ms.
Support contains 100 out of 196 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 196/196 places, 5484/5484 transitions.
Graph (complete) has 1294 edges and 196 vertex of which 194 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.22 ms
Discarding 2 places :
Also discarding 0 output transitions
Ensure Unique test removed 39 places
Iterating post reduction 0 with 39 rules applied. Total rules applied 40 place count 155 transition count 5484
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 40 place count 155 transition count 5483
Deduced a syphon composed of 1 places in 3 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 42 place count 154 transition count 5483
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 45 place count 151 transition count 5480
Iterating global reduction 1 with 3 rules applied. Total rules applied 48 place count 151 transition count 5480
Drop transitions removed 2472 transitions
Redundant transition composition rules discarded 2472 transitions
Iterating global reduction 1 with 2472 rules applied. Total rules applied 2520 place count 151 transition count 3008
Reduce places removed 1 places and 0 transitions.
Drop transitions removed 2 transitions
Ensure Unique test removed 34 transitions
Reduce isomorphic transitions removed 36 transitions.
Iterating post reduction 1 with 37 rules applied. Total rules applied 2557 place count 150 transition count 2972
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 2558 place count 149 transition count 2964
Iterating global reduction 2 with 1 rules applied. Total rules applied 2559 place count 149 transition count 2964
Ensure Unique test removed 214 transitions
Reduce isomorphic transitions removed 214 transitions.
Iterating post reduction 2 with 214 rules applied. Total rules applied 2773 place count 149 transition count 2750
Free-agglomeration rule applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 2774 place count 149 transition count 2749
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 2775 place count 148 transition count 2749
Applied a total of 2775 rules in 1318 ms. Remains 148 /196 variables (removed 48) and now considering 2749/5484 (removed 2735) transitions.
[2024-05-28 10:46:21] [INFO ] Flow matrix only has 922 transitions (discarded 1827 similar events)
Normalized transition count is 901 out of 922 initially.
// Phase 1: matrix 901 rows 148 cols
[2024-05-28 10:46:21] [INFO ] Computed 11 invariants in 9 ms
[2024-05-28 10:46:22] [INFO ] Dead Transitions using invariants and state equation in 656 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1990 ms. Remains : 148/196 places, 2749/5484 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 237 ms. (steps per millisecond=42 ) properties (out of 9) seen :1
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-11 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2024-05-28 10:46:22] [INFO ] Flow matrix only has 922 transitions (discarded 1827 similar events)
[2024-05-28 10:46:22] [INFO ] Invariant cache hit.
[2024-05-28 10:46:23] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2024-05-28 10:46:23] [INFO ] [Nat]Absence check using 0 positive and 11 generalized place invariants in 2 ms returned sat
[2024-05-28 10:46:23] [INFO ] After 560ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :8
[2024-05-28 10:46:23] [INFO ] State equation strengthened by 292 read => feed constraints.
[2024-05-28 10:46:24] [INFO ] After 638ms SMT Verify possible using 292 Read/Feed constraints in natural domain returned unsat :0 sat :8
[2024-05-28 10:46:24] [INFO ] After 1226ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :8
Attempting to minimize the solution found.
Minimization took 465 ms.
[2024-05-28 10:46:25] [INFO ] After 2357ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :8
Fused 8 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 68 ms.
Support contains 98 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 2749/2749 transitions.
Applied a total of 0 rules in 195 ms. Remains 148 /148 variables (removed 0) and now considering 2749/2749 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 196 ms. Remains : 148/148 places, 2749/2749 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 220 ms. (steps per millisecond=45 ) properties (out of 8) seen :1
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-05 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=2500 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2024-05-28 10:46:25] [INFO ] Flow matrix only has 922 transitions (discarded 1827 similar events)
[2024-05-28 10:46:25] [INFO ] Invariant cache hit.
[2024-05-28 10:46:26] [INFO ] After 60ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-28 10:46:26] [INFO ] [Nat]Absence check using 0 positive and 11 generalized place invariants in 3 ms returned sat
[2024-05-28 10:46:26] [INFO ] After 509ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2024-05-28 10:46:26] [INFO ] State equation strengthened by 292 read => feed constraints.
[2024-05-28 10:46:27] [INFO ] After 564ms SMT Verify possible using 292 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2024-05-28 10:46:27] [INFO ] After 1092ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 415 ms.
[2024-05-28 10:46:28] [INFO ] After 2138ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 0 properties in 69 ms.
Support contains 97 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 2749/2749 transitions.
Applied a total of 0 rules in 208 ms. Remains 148 /148 variables (removed 0) and now considering 2749/2749 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 208 ms. Remains : 148/148 places, 2749/2749 transitions.
Incomplete random walk after 10052 steps, including 2 resets, run finished after 238 ms. (steps per millisecond=42 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 16 ms. (steps per millisecond=625 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 176939 steps, run timeout after 3008 ms. (steps per millisecond=58 ) properties seen :{}
Probabilistic random walk after 176939 steps, saw 170808 distinct states, run finished after 3009 ms. (steps per millisecond=58 ) properties seen :0
Running SMT prover for 7 properties.
[2024-05-28 10:46:31] [INFO ] Flow matrix only has 922 transitions (discarded 1827 similar events)
[2024-05-28 10:46:31] [INFO ] Invariant cache hit.
[2024-05-28 10:46:31] [INFO ] After 53ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:7
[2024-05-28 10:46:31] [INFO ] [Nat]Absence check using 0 positive and 11 generalized place invariants in 2 ms returned sat
[2024-05-28 10:46:32] [INFO ] After 502ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :7
[2024-05-28 10:46:32] [INFO ] State equation strengthened by 292 read => feed constraints.
[2024-05-28 10:46:33] [INFO ] After 579ms SMT Verify possible using 292 Read/Feed constraints in natural domain returned unsat :0 sat :7
[2024-05-28 10:46:33] [INFO ] After 1116ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 440 ms.
[2024-05-28 10:46:34] [INFO ] After 2160ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :7
Parikh walk visited 0 properties in 102 ms.
Support contains 97 out of 148 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 2749/2749 transitions.
Applied a total of 0 rules in 200 ms. Remains 148 /148 variables (removed 0) and now considering 2749/2749 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 148/148 places, 2749/2749 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 148/148 places, 2749/2749 transitions.
Applied a total of 0 rules in 196 ms. Remains 148 /148 variables (removed 0) and now considering 2749/2749 (removed 0) transitions.
[2024-05-28 10:46:34] [INFO ] Flow matrix only has 922 transitions (discarded 1827 similar events)
[2024-05-28 10:46:34] [INFO ] Invariant cache hit.
[2024-05-28 10:46:34] [INFO ] Implicit Places using invariants in 95 ms returned []
[2024-05-28 10:46:34] [INFO ] Flow matrix only has 922 transitions (discarded 1827 similar events)
[2024-05-28 10:46:34] [INFO ] Invariant cache hit.
[2024-05-28 10:46:34] [INFO ] State equation strengthened by 292 read => feed constraints.
[2024-05-28 10:46:35] [INFO ] Implicit Places using invariants and state equation in 470 ms returned []
Implicit Place search using SMT with State Equation took 567 ms to find 0 implicit places.
[2024-05-28 10:46:38] [INFO ] Redundant transitions in 3781 ms returned [32, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 115, 116, 117, 118, 119, 120, 121, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 135, 136, 137, 138, 139, 140, 141, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 178, 179, 180, 182, 183, 184, 185, 186, 187, 188, 189, 190, 192, 193, 194, 195, 196, 197, 198, 199, 200, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 240, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 289, 290, 292, 293, 294, 295, 296, 298, 299, 300, 301, 302, 303, 310, 311, 312, 313, 314, 315, 316, 317, 319, 320, 321, 324, 326, 327, 328, 329, 333, 336, 337, 338, 339, 340, 341, 342, 346, 349, 350, 351, 354, 355, 356, 357, 358, 359, 360, 363, 364, 365, 366, 367, 368, 369, 370, 371, 372, 376, 380, 384, 385, 386, 387, 388, 389, 390, 392, 393, 394, 395, 396, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 413, 414, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 432, 433, 434, 435, 436, 439, 440, 441, 442, 443, 444, 445, 446, 448, 449, 450, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 470, 471, 473, 474, 475, 476, 478, 479, 480, 481, 482, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 499, 500, 501, 502, 503, 504, 505, 506, 507, 509, 510, 511, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 542, 543, 545, 548, 549, 550, 551, 552, 553, 554, 555, 556, 557, 558, 559, 560, 562, 563, 564, 566, 567, 568, 569, 573, 574, 575, 576, 577, 578, 579, 580, 581, 582, 583, 584, 585, 586, 587, 588, 589, 591, 594, 595, 596, 597, 598, 599, 600, 601, 602, 603, 605, 606, 607, 609, 610, 612, 613, 615, 616, 619, 620, 621, 622, 623, 624, 625, 626, 627, 628, 629, 630, 631, 632, 633, 634, 635, 636, 637, 638, 639, 640, 641, 642, 643, 644, 645, 646, 647, 648, 649, 652, 653, 654, 655, 656, 657, 658, 659, 660, 661, 662, 663, 664, 665, 666, 668, 669, 670, 671, 672, 673, 674, 675, 676, 677, 678, 681, 682, 683, 684, 685, 686, 687, 688, 689, 690, 691, 692, 693, 697, 698, 699, 761, 773, 774, 777, 787, 788, 789, 799, 802, 811, 812, 815, 824, 826, 827, 837, 844, 845, 846, 847, 849, 850, 851, 857, 878, 884, 885, 886, 887, 889, 890, 891, 892, 893, 894, 895, 896, 897, 898, 899, 1251, 1253, 1254, 1255, 1256, 1257, 1258, 1259, 1260, 1261, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1269, 1270, 1271, 1272, 1273, 1274, 1275, 1276, 1277, 1278, 1279, 1280, 1281, 1282, 1283, 1285, 1286, 1287, 1294, 1295, 1296, 1297, 1298, 1299, 1300, 1301, 1302, 1303, 1304, 1305, 1321, 1322, 1323, 1324, 1325, 1326, 1327, 1328, 1329, 1330, 1331, 1332, 1333, 1334, 1335, 1336, 1337, 1338, 1339, 1360, 1361, 1362, 1363, 1364, 1365, 1366, 1367, 1368, 1369, 1370, 1371, 1372, 1373, 1374, 1390, 1391, 1392, 1393, 1394, 1395, 1402, 1405, 1413, 1414, 1415, 1416, 1417, 1429, 1440, 1441, 1442, 1443, 1444, 1445, 1446, 1447, 1448, 1449, 1460, 1462, 1464, 1467, 1471, 1486, 1491, 1492, 1493, 1494, 1495, 1496, 1497, 1498, 1499, 1500, 1506, 1507, 1509, 1510, 1512, 1514, 1516, 1518, 1520, 1523, 1536, 1538, 1540, 1543, 1547, 1551, 1552, 1553, 1554, 1555, 1557, 1558, 1559, 1561, 1562, 1563, 1565, 1566, 1568, 1570, 1577, 1578, 1580, 1581, 1583, 1585, 1587, 1589, 1591, 1594, 1597, 1598, 1599, 1600, 1601, 1603, 1605, 1606, 1607, 1609, 1610, 1611, 1613, 1614, 1616, 1618, 1620, 1621, 1622, 1623, 1624, 1626, 1627]
Found 785 redundant transitions using SMT.
Drop transitions removed 785 transitions
Redundant transitions reduction (with SMT) removed 785 transitions.
[2024-05-28 10:46:38] [INFO ] Flow matrix only has 335 transitions (discarded 1629 similar events)
Normalized transition count is 316 out of 335 initially.
// Phase 1: matrix 316 rows 148 cols
[2024-05-28 10:46:38] [INFO ] Computed 11 invariants in 2 ms
[2024-05-28 10:46:39] [INFO ] Dead Transitions using invariants and state equation in 534 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 148/148 places, 1964/2749 transitions.
Graph (complete) has 592 edges and 148 vertex of which 147 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 147 transition count 1962
Applied a total of 3 rules in 162 ms. Remains 147 /148 variables (removed 1) and now considering 1962/1964 (removed 2) transitions.
[2024-05-28 10:46:39] [INFO ] Flow matrix only has 333 transitions (discarded 1629 similar events)
Normalized transition count is 315 out of 333 initially.
// Phase 1: matrix 315 rows 147 cols
[2024-05-28 10:46:39] [INFO ] Computed 11 invariants in 5 ms
[2024-05-28 10:46:39] [INFO ] Implicit Places using invariants in 80 ms returned []
[2024-05-28 10:46:39] [INFO ] Flow matrix only has 333 transitions (discarded 1629 similar events)
[2024-05-28 10:46:39] [INFO ] Invariant cache hit.
[2024-05-28 10:46:39] [INFO ] State equation strengthened by 266 read => feed constraints.
[2024-05-28 10:46:39] [INFO ] Implicit Places using invariants and state equation in 252 ms returned []
Implicit Place search using SMT with State Equation took 340 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 147/148 places, 1962/2749 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 5599 ms. Remains : 147/148 places, 1962/2749 transitions.
Incomplete random walk after 10002 steps, including 2 resets, run finished after 245 ms. (steps per millisecond=40 ) properties (out of 7) seen :1
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-15 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2024-05-28 10:46:40] [INFO ] Flow matrix only has 333 transitions (discarded 1629 similar events)
[2024-05-28 10:46:40] [INFO ] Invariant cache hit.
[2024-05-28 10:46:40] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2024-05-28 10:46:40] [INFO ] [Nat]Absence check using 0 positive and 11 generalized place invariants in 2 ms returned sat
[2024-05-28 10:46:40] [INFO ] After 217ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :6
[2024-05-28 10:46:40] [INFO ] State equation strengthened by 266 read => feed constraints.
[2024-05-28 10:46:40] [INFO ] After 260ms SMT Verify possible using 266 Read/Feed constraints in natural domain returned unsat :0 sat :6
[2024-05-28 10:46:41] [INFO ] After 497ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :6
Attempting to minimize the solution found.
Minimization took 172 ms.
[2024-05-28 10:46:41] [INFO ] After 991ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :6
Parikh walk visited 0 properties in 39 ms.
Support contains 82 out of 147 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 147/147 places, 1962/1962 transitions.
Graph (complete) has 575 edges and 147 vertex of which 145 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.1 ms
Discarding 2 places :
Also discarding 0 output transitions
Ensure Unique test removed 5 places
Drop transitions removed 3 transitions
Ensure Unique test removed 384 transitions
Reduce isomorphic transitions removed 387 transitions.
Iterating post reduction 0 with 392 rules applied. Total rules applied 393 place count 140 transition count 1575
Applied a total of 393 rules in 99 ms. Remains 140 /147 variables (removed 7) and now considering 1575/1962 (removed 387) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 99 ms. Remains : 140/147 places, 1575/1962 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 172 ms. (steps per millisecond=58 ) properties (out of 6) seen :3
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-09 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 3) seen :0
Running SMT prover for 3 properties.
[2024-05-28 10:46:41] [INFO ] Flow matrix only has 310 transitions (discarded 1265 similar events)
Normalized transition count is 293 out of 310 initially.
// Phase 1: matrix 293 rows 140 cols
[2024-05-28 10:46:41] [INFO ] Computed 6 invariants in 2 ms
[2024-05-28 10:46:41] [INFO ] After 49ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2024-05-28 10:46:41] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 1 ms returned sat
[2024-05-28 10:46:42] [INFO ] After 191ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2024-05-28 10:46:42] [INFO ] State equation strengthened by 246 read => feed constraints.
[2024-05-28 10:46:42] [INFO ] After 167ms SMT Verify possible using 246 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2024-05-28 10:46:42] [INFO ] After 335ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 147 ms.
[2024-05-28 10:46:42] [INFO ] After 741ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 14 ms.
Support contains 77 out of 140 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 140/140 places, 1575/1575 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 139 transition count 1574
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 139 transition count 1574
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 139 transition count 1573
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 138 transition count 1572
Applied a total of 4 rules in 195 ms. Remains 138 /140 variables (removed 2) and now considering 1572/1575 (removed 3) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 195 ms. Remains : 138/140 places, 1572/1575 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 132 ms. (steps per millisecond=75 ) properties (out of 3) seen :2
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-13 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-10 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2024-05-28 10:46:42] [INFO ] Flow matrix only has 307 transitions (discarded 1265 similar events)
Normalized transition count is 290 out of 307 initially.
// Phase 1: matrix 290 rows 138 cols
[2024-05-28 10:46:42] [INFO ] Computed 6 invariants in 4 ms
[2024-05-28 10:46:42] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 10:46:42] [INFO ] [Nat]Absence check using 0 positive and 6 generalized place invariants in 1 ms returned sat
[2024-05-28 10:46:43] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:43] [INFO ] State equation strengthened by 234 read => feed constraints.
[2024-05-28 10:46:43] [INFO ] After 185ms SMT Verify possible using 234 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:43] [INFO ] After 257ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 64 ms.
[2024-05-28 10:46:43] [INFO ] After 485ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 45 out of 138 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 138/138 places, 1572/1572 transitions.
Ensure Unique test removed 3 places
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 135 transition count 1572
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 7 place count 131 transition count 1529
Iterating global reduction 1 with 4 rules applied. Total rules applied 11 place count 131 transition count 1529
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 12 place count 131 transition count 1528
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 13 place count 130 transition count 1527
Iterating global reduction 2 with 1 rules applied. Total rules applied 14 place count 130 transition count 1527
Applied a total of 14 rules in 115 ms. Remains 130 /138 variables (removed 8) and now considering 1527/1572 (removed 45) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 115 ms. Remains : 130/138 places, 1527/1572 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1480276 steps, run timeout after 3001 ms. (steps per millisecond=493 ) properties seen :{}
Probabilistic random walk after 1480276 steps, saw 1401280 distinct states, run finished after 3001 ms. (steps per millisecond=493 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-28 10:46:46] [INFO ] Flow matrix only has 302 transitions (discarded 1225 similar events)
Normalized transition count is 285 out of 302 initially.
// Phase 1: matrix 285 rows 130 cols
[2024-05-28 10:46:46] [INFO ] Computed 3 invariants in 4 ms
[2024-05-28 10:46:46] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 10:46:46] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 0 ms returned sat
[2024-05-28 10:46:46] [INFO ] After 111ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:46] [INFO ] State equation strengthened by 230 read => feed constraints.
[2024-05-28 10:46:46] [INFO ] After 114ms SMT Verify possible using 230 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:47] [INFO ] After 189ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 63 ms.
[2024-05-28 10:46:47] [INFO ] After 424ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 45 out of 130 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 130/130 places, 1527/1527 transitions.
Applied a total of 0 rules in 136 ms. Remains 130 /130 variables (removed 0) and now considering 1527/1527 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 136 ms. Remains : 130/130 places, 1527/1527 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 130/130 places, 1527/1527 transitions.
Applied a total of 0 rules in 100 ms. Remains 130 /130 variables (removed 0) and now considering 1527/1527 (removed 0) transitions.
[2024-05-28 10:46:47] [INFO ] Flow matrix only has 302 transitions (discarded 1225 similar events)
[2024-05-28 10:46:47] [INFO ] Invariant cache hit.
[2024-05-28 10:46:47] [INFO ] Implicit Places using invariants in 87 ms returned []
[2024-05-28 10:46:47] [INFO ] Flow matrix only has 302 transitions (discarded 1225 similar events)
[2024-05-28 10:46:47] [INFO ] Invariant cache hit.
[2024-05-28 10:46:47] [INFO ] State equation strengthened by 230 read => feed constraints.
[2024-05-28 10:46:47] [INFO ] Implicit Places using invariants and state equation in 247 ms returned []
Implicit Place search using SMT with State Equation took 336 ms to find 0 implicit places.
[2024-05-28 10:46:49] [INFO ] Redundant transitions in 1957 ms returned [414, 415, 417, 418, 419, 420, 421, 422, 423, 425, 426, 428, 429, 430, 431, 433, 434, 435, 436, 438, 439, 440, 441, 442, 443, 444, 446, 447, 449, 450, 451, 452, 454, 455, 457, 458, 459, 460, 461, 463, 464, 466, 467, 468, 469, 471, 472, 473, 474, 475, 476, 478, 479, 480, 481, 483, 484, 486, 487, 488, 489, 490, 492, 493, 495, 496, 497, 498, 500, 501, 503, 504, 505, 506, 507, 508, 509, 511, 512, 513, 514, 516, 517, 518, 519, 521, 522, 524, 525, 526, 527, 528, 529, 530, 532, 533, 726, 727, 729, 730, 731, 732, 733, 734, 735, 736, 737, 739, 740, 742, 743, 744, 746, 747, 748, 749, 751, 752, 753, 754, 755, 757, 758, 759, 760, 761, 762, 763, 765, 766, 767, 768, 769, 770, 771, 772, 773, 774, 775, 777, 778, 779, 781, 782, 784, 785, 786, 787, 789, 790, 792, 793, 794, 796, 797, 798, 799, 800, 802, 803, 805, 806, 807, 809, 810, 811, 812, 814, 815, 816, 817, 818, 820, 821, 822, 823, 824, 825, 826, 828, 829, 831, 832, 834, 835, 836, 837, 839, 840, 841, 842, 843, 845, 846, 847, 848, 849, 850, 852, 853, 854, 855, 856, 857, 858, 860, 861, 862, 863, 864, 865, 866, 867, 868, 869, 870, 872, 873, 874, 875, 877, 878, 879, 881, 882, 884, 885, 886, 887, 888, 890, 891, 892, 894, 895, 897, 898, 899, 900, 902, 903, 905, 906, 907, 909, 910, 911, 912, 913, 915, 916, 918, 919, 920, 922, 923, 924, 925, 927, 928, 929, 930, 931, 932, 933, 934, 936, 937, 939, 940, 941, 943, 944, 946, 947, 949, 950, 951, 952, 953, 955, 956, 958, 959, 961, 962, 963, 964, 966, 967, 968, 969, 970, 971, 973, 974, 976, 977, 979, 980, 981, 982, 984, 985, 986, 987, 988, 990, 991, 992, 993, 994, 995, 996, 998, 999, 1001, 1002, 1003, 1005, 1006, 1007, 1008, 1010, 1011, 1012, 1013, 1014, 1016, 1017, 1018, 1019, 1020, 1021, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1035, 1036, 1037, 1038, 1039, 1041, 1042, 1043, 1044, 1046, 1047, 1048, 1050, 1051, 1053, 1054, 1055, 1056, 1057, 1059, 1060, 1061, 1063, 1064, 1066, 1067, 1068, 1069, 1071, 1072, 1074, 1075, 1076, 1078, 1079, 1080, 1081, 1082, 1083, 1084, 1085, 1086, 1088, 1089, 1091, 1092, 1093, 1094, 1095, 1097, 1098, 1100, 1101, 1102, 1104, 1105, 1107, 1108, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1118, 1119, 1121, 1122, 1123, 1125, 1126, 1128, 1129, 1131, 1132, 1133, 1134, 1135, 1137, 1138, 1140, 1141, 1143, 1144, 1145, 1146, 1148, 1149, 1150, 1151, 1152, 1153, 1154, 1156, 1157, 1158, 1160, 1161, 1163, 1164, 1165, 1166, 1168, 1169, 1171, 1172, 1173, 1175, 1176, 1177, 1178, 1179, 1181, 1182, 1184, 1185, 1186, 1188, 1189, 1190, 1191, 1193, 1194, 1195, 1196, 1197, 1198, 1200, 1201, 1203, 1204, 1205, 1207, 1208, 1209, 1210, 1212, 1213, 1214, 1215, 1216, 1218, 1219, 1220, 1221, 1222, 1223, 1224, 1225, 1226, 1227, 1228, 1230, 1231, 1232, 1233, 1234, 1236, 1237, 1238, 1239, 1241, 1242, 1243, 1245, 1246, 1248, 1249, 1250, 1251, 1252, 1253, 1254, 1255, 1256, 1257, 1259, 1260, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1270, 1271, 1273, 1274, 1275, 1276, 1277, 1279, 1280, 1282, 1283, 1284, 1286, 1287, 1289, 1290, 1292, 1293, 1294, 1295, 1296, 1297, 1298, 1300, 1301, 1302, 1303, 1305, 1306, 1307, 1309, 1310, 1312, 1313, 1314, 1315, 1316, 1318, 1319, 1320, 1322, 1323, 1325, 1326, 1327, 1328, 1330, 1331, 1333, 1334, 1335, 1337, 1338, 1339, 1340, 1341, 1342, 1344, 1345, 1346, 1348, 1349, 1351, 1352, 1353, 1354, 1356, 1357, 1359, 1360, 1361, 1363, 1364, 1365, 1366, 1367, 1369, 1370, 1372, 1373, 1374, 1376, 1377, 1378, 1379, 1381, 1382, 1383, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1399, 1400, 1401, 1402, 1404, 1405, 1407, 1408, 1409, 1410, 1411, 1412, 1414, 1415, 1416, 1417, 1418, 1420, 1421, 1422, 1423, 1425, 1426, 1427, 1429, 1430, 1432, 1433, 1434, 1435, 1436, 1437, 1439, 1440, 1441, 1442, 1444, 1445, 1446, 1448, 1449, 1451, 1452, 1453, 1454, 1455, 1457, 1458, 1459, 1461, 1462, 1464, 1465, 1466, 1467, 1469, 1470, 1472, 1473, 1474, 1476, 1477, 1478, 1479, 1480, 1481, 1482, 1483, 1484, 1485, 1486, 1487, 1489, 1490, 1491, 1492, 1493, 1494, 1496, 1497, 1498, 1499, 1500, 1502, 1503, 1504, 1505, 1507, 1508, 1509, 1511, 1512, 1514, 1515, 1516, 1517, 1518, 1519, 1520, 1521, 1522, 1524, 1525]
Found 736 redundant transitions using SMT.
Drop transitions removed 736 transitions
Redundant transitions reduction (with SMT) removed 736 transitions.
[2024-05-28 10:46:49] [INFO ] Flow matrix only has 262 transitions (discarded 529 similar events)
Normalized transition count is 245 out of 262 initially.
// Phase 1: matrix 245 rows 130 cols
[2024-05-28 10:46:49] [INFO ] Computed 3 invariants in 1 ms
[2024-05-28 10:46:49] [INFO ] Dead Transitions using invariants and state equation in 204 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 130/130 places, 791/1527 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 129 transition count 785
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 129 transition count 785
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 129 transition count 784
Applied a total of 3 rules in 27 ms. Remains 129 /130 variables (removed 1) and now considering 784/791 (removed 7) transitions.
[2024-05-28 10:46:49] [INFO ] Flow matrix only has 261 transitions (discarded 523 similar events)
Normalized transition count is 244 out of 261 initially.
// Phase 1: matrix 244 rows 129 cols
[2024-05-28 10:46:49] [INFO ] Computed 3 invariants in 1 ms
[2024-05-28 10:46:49] [INFO ] Implicit Places using invariants in 66 ms returned []
[2024-05-28 10:46:49] [INFO ] Flow matrix only has 261 transitions (discarded 523 similar events)
[2024-05-28 10:46:49] [INFO ] Invariant cache hit.
[2024-05-28 10:46:50] [INFO ] State equation strengthened by 190 read => feed constraints.
[2024-05-28 10:46:50] [INFO ] Implicit Places using invariants and state equation in 175 ms returned []
Implicit Place search using SMT with State Equation took 244 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 129/130 places, 784/1527 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 2876 ms. Remains : 129/130 places, 784/1527 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1812112 steps, run timeout after 3001 ms. (steps per millisecond=603 ) properties seen :{}
Probabilistic random walk after 1812112 steps, saw 1714676 distinct states, run finished after 3002 ms. (steps per millisecond=603 ) properties seen :0
Running SMT prover for 1 properties.
[2024-05-28 10:46:53] [INFO ] Flow matrix only has 261 transitions (discarded 523 similar events)
[2024-05-28 10:46:53] [INFO ] Invariant cache hit.
[2024-05-28 10:46:53] [INFO ] After 36ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 10:46:53] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 0 ms returned sat
[2024-05-28 10:46:53] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:53] [INFO ] State equation strengthened by 190 read => feed constraints.
[2024-05-28 10:46:53] [INFO ] After 68ms SMT Verify possible using 190 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:53] [INFO ] After 116ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 41 ms.
[2024-05-28 10:46:53] [INFO ] After 293ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 45 out of 129 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 129/129 places, 784/784 transitions.
Applied a total of 0 rules in 20 ms. Remains 129 /129 variables (removed 0) and now considering 784/784 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 20 ms. Remains : 129/129 places, 784/784 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 129/129 places, 784/784 transitions.
Applied a total of 0 rules in 18 ms. Remains 129 /129 variables (removed 0) and now considering 784/784 (removed 0) transitions.
[2024-05-28 10:46:53] [INFO ] Flow matrix only has 261 transitions (discarded 523 similar events)
[2024-05-28 10:46:53] [INFO ] Invariant cache hit.
[2024-05-28 10:46:53] [INFO ] Implicit Places using invariants in 71 ms returned []
[2024-05-28 10:46:53] [INFO ] Flow matrix only has 261 transitions (discarded 523 similar events)
[2024-05-28 10:46:53] [INFO ] Invariant cache hit.
[2024-05-28 10:46:53] [INFO ] State equation strengthened by 190 read => feed constraints.
[2024-05-28 10:46:53] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 236 ms to find 0 implicit places.
[2024-05-28 10:46:54] [INFO ] Redundant transitions in 656 ms returned []
[2024-05-28 10:46:54] [INFO ] Flow matrix only has 261 transitions (discarded 523 similar events)
[2024-05-28 10:46:54] [INFO ] Invariant cache hit.
[2024-05-28 10:46:54] [INFO ] Dead Transitions using invariants and state equation in 224 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1143 ms. Remains : 129/129 places, 784/784 transitions.
Graph (complete) has 130 edges and 129 vertex of which 64 are kept as prefixes of interest. Removing 65 places using SCC suffix rule.1 ms
Discarding 65 places :
Also discarding 9 output transitions
Drop transitions removed 9 transitions
Drop transitions removed 93 transitions
Ensure Unique test removed 490 transitions
Reduce isomorphic transitions removed 583 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 584 rules applied. Total rules applied 585 place count 64 transition count 191
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 586 place count 63 transition count 191
Drop transitions removed 79 transitions
Redundant transition composition rules discarded 79 transitions
Iterating global reduction 2 with 79 rules applied. Total rules applied 665 place count 63 transition count 112
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 669 place count 61 transition count 110
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 673 place count 59 transition count 108
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 674 place count 59 transition count 107
Drop transitions removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 4 with 10 rules applied. Total rules applied 684 place count 59 transition count 97
Partial Free-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 685 place count 59 transition count 97
Applied a total of 685 rules in 11 ms. Remains 59 /129 variables (removed 70) and now considering 97/784 (removed 687) transitions.
Running SMT prover for 1 properties.
[2024-05-28 10:46:54] [INFO ] Flow matrix only has 95 transitions (discarded 2 similar events)
Normalized transition count is 90 out of 95 initially.
// Phase 1: matrix 90 rows 59 cols
[2024-05-28 10:46:54] [INFO ] Computed 3 invariants in 19 ms
[2024-05-28 10:46:54] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2024-05-28 10:46:54] [INFO ] [Nat]Absence check using 0 positive and 3 generalized place invariants in 0 ms returned sat
[2024-05-28 10:46:54] [INFO ] After 29ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:54] [INFO ] State equation strengthened by 2 read => feed constraints.
[2024-05-28 10:46:54] [INFO ] After 16ms SMT Verify possible using 2 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:54] [INFO ] After 35ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2024-05-28 10:46:54] [INFO ] After 110ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2024-05-28 10:46:54] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 3 ms.
[2024-05-28 10:46:54] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 129 places, 784 transitions and 5014 arcs took 6 ms.
[2024-05-28 10:46:55] [INFO ] Flatten gal took : 78 ms
Total runtime 40693 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT SemanticWebServices-PT-S256P18
BK_EXAMINATION: ReachabilityCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/371
ReachabilityCardinality

FORMULA SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1716893216216

--------------------
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_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/371/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/371/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/371/ReachabilityCardinality.xml
lola: Rule S: 0 transitions removed,0 places removed
lola: Created skeleton in 0.000000 secs.
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: LAUNCH task # 8 (type EXCL) for 0 SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08
lola: time limit : 3600 sec
lola: memory limit: 32 pages
lola: LAUNCH task # 4 (type FNDP) for 0 SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 5 (type EQUN) for 0 SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: LAUNCH task # 7 (type SRCH) for 0 SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08
lola: time limit : 32000000 sec
lola: memory limit: 5 pages
lola: rewrite Frontend/Parser/formula_rewrite.k:721
lola: rewrite Frontend/Parser/formula_rewrite.k:787
lola: FINISHED task # 4 (type FNDP) for SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08
lola: result : true
lola: fired transitions : 87
lola: tried executions : 9
lola: time used : 0.000000
lola: memory pages used : 0
lola: CANCELED task # 5 (type EQUN) for SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08 (obsolete)
lola: CANCELED task # 7 (type SRCH) for SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08 (obsolete)
lola: CANCELED task # 8 (type EXCL) for SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08 (obsolete)
lola: Portfolio finished: no open formulas

FINAL RESULTS
FINISHED FORMULA: CATEGORY VALUE PRODUCED BY
SemanticWebServices-PT-S256P18-ReachabilityCardinality-2024-08: AG false findpath


Time elapsed: 0 secs. Pages in use: 2

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="SemanticWebServices-PT-S256P18"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="gold2023"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
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 2-5568"
echo " Executing tool gold2023"
echo " Input is SemanticWebServices-PT-S256P18, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r351-tall-171679102200379"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S256P18.tgz
mv SemanticWebServices-PT-S256P18 execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "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 [ "ReachabilityCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "ReachabilityCardinality" != "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 "ReachabilityCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property ReachabilityCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "ReachabilityCardinality.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 '' ReachabilityCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME ReachabilityCardinality"
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 ;