About the Execution of ITS-Tools for CloudReconfiguration-PT-317
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1052.212 | 587359.00 | 750520.00 | 1173.00 | TFTFFFFFFFTFFFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2026-input.r066-tall-177946967600236.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2026-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 2-5973
Executing tool itstools
Input is CloudReconfiguration-PT-317, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r066-tall-177946967600236
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 6.6K Mar 6 08:55 CTLCardinality.txt
-rw-r--r-- 1 mcc users 66K Mar 6 08:55 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Mar 6 08:55 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Mar 6 08:55 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Mar 3 18:30 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.8K Mar 3 18:30 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Mar 15 08:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Mar 15 08:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Mar 15 08:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Mar 15 08:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Mar 6 08:55 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Mar 6 08:55 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.5K Mar 6 08:55 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 59K Mar 6 08:55 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Mar 15 08:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Mar 15 08:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 3 18:30 instance
-rw-r--r-- 1 mcc users 6 Mar 3 18:30 iscolored
-rw-r--r-- 1 mcc users 661K Mar 3 18:30 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-00
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-01
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-02
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-03
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-04
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-05
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-06
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-07
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-08
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-09
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-10
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-11
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-12
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-13
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-14
FORMULA_NAME CloudReconfiguration-PT-317-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1779513307269
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CloudReconfiguration-PT-317
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202604301425
[2026-05-23 05:15:08] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2026-05-23 05:15:08] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2026-05-23 05:15:08] [INFO ] Load time of PNML (sax parser for PT used): 148 ms
[2026-05-23 05:15:08] [INFO ] Transformed 2587 places.
[2026-05-23 05:15:08] [INFO ] Transformed 3099 transitions.
[2026-05-23 05:15:08] [INFO ] Found NUPN structural information;
[2026-05-23 05:15:08] [INFO ] Parsed PT model containing 2587 places and 3099 transitions and 6479 arcs in 253 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA CloudReconfiguration-PT-317-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-317-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CloudReconfiguration-PT-317-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 37 out of 2587 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2587/2587 places, 3099/3099 transitions.
Discarding 518 places :
Symmetric choice reduction at 0 with 518 rule applications. Total rules 518 place count 2069 transition count 2581
Iterating global reduction 0 with 518 rules applied. Total rules applied 1036 place count 2069 transition count 2581
Ensure Unique test removed 29 transitions
Reduce isomorphic transitions removed 29 transitions.
Iterating post reduction 0 with 29 rules applied. Total rules applied 1065 place count 2069 transition count 2552
Discarding 237 places :
Symmetric choice reduction at 1 with 237 rule applications. Total rules 1302 place count 1832 transition count 2315
Iterating global reduction 1 with 237 rules applied. Total rules applied 1539 place count 1832 transition count 2315
Discarding 89 places :
Symmetric choice reduction at 1 with 89 rule applications. Total rules 1628 place count 1743 transition count 2226
Iterating global reduction 1 with 89 rules applied. Total rules applied 1717 place count 1743 transition count 2226
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 1 with 17 rules applied. Total rules applied 1734 place count 1743 transition count 2209
Discarding 48 places :
Symmetric choice reduction at 2 with 48 rule applications. Total rules 1782 place count 1695 transition count 2161
Iterating global reduction 2 with 48 rules applied. Total rules applied 1830 place count 1695 transition count 2161
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 2 with 9 rules applied. Total rules applied 1839 place count 1695 transition count 2152
Discarding 37 places :
Symmetric choice reduction at 3 with 37 rule applications. Total rules 1876 place count 1658 transition count 2111
Iterating global reduction 3 with 37 rules applied. Total rules applied 1913 place count 1658 transition count 2111
Discarding 28 places :
Symmetric choice reduction at 3 with 28 rule applications. Total rules 1941 place count 1630 transition count 2083
Iterating global reduction 3 with 28 rules applied. Total rules applied 1969 place count 1630 transition count 2083
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 1994 place count 1605 transition count 2058
Iterating global reduction 3 with 25 rules applied. Total rules applied 2019 place count 1605 transition count 2058
Discarding 25 places :
Symmetric choice reduction at 3 with 25 rule applications. Total rules 2044 place count 1580 transition count 2033
Iterating global reduction 3 with 25 rules applied. Total rules applied 2069 place count 1580 transition count 2033
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 2088 place count 1561 transition count 2003
Iterating global reduction 3 with 19 rules applied. Total rules applied 2107 place count 1561 transition count 2003
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 2112 place count 1556 transition count 1996
Iterating global reduction 3 with 5 rules applied. Total rules applied 2117 place count 1556 transition count 1996
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 2122 place count 1551 transition count 1989
Iterating global reduction 3 with 5 rules applied. Total rules applied 2127 place count 1551 transition count 1989
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 2129 place count 1549 transition count 1987
Iterating global reduction 3 with 2 rules applied. Total rules applied 2131 place count 1549 transition count 1987
Applied a total of 2131 rules in 2164 ms. Remains 1549 /2587 variables (removed 1038) and now considering 1987/3099 (removed 1112) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2808091765093483488.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-6564174227509702262.kers'
[2026-05-23 05:15:11] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2808091765093483488.kers, --Pflows, --basisKERS=/tmp/petrispot-output-6564174227509702262.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1987 rows 1549 cols 4157 entries
Finished phase 1 with 1544 SingleSign rule and 1 generalized
[2026-05-23 05:15:11] [INFO ] Computed 4 invariants in 13 ms
Computed 4 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-6564174227509702262.kers
Total runtime 15 ms.
[2026-05-23 05:15:11] [INFO ] Implicit Places using invariants in 452 ms returned []
[2026-05-23 05:15:11] [INFO ] Invariant cache hit.
[2026-05-23 05:15:12] [INFO ] Implicit Places using invariants and state equation in 1058 ms returned []
Implicit Place search using SMT with State Equation took 1543 ms to find 0 implicit places.
Running 1986 sub problems to find dead transitions.
[2026-05-23 05:15:12] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1548 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1986 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1548/3536 variables, and 4 constraints, problems are : Problem set: 0 solved, 1986 unsolved in 30068 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1549 constraints, PredecessorRefiner: 1986/1986 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1986 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1548 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1986 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1548/3536 variables, and 4 constraints, problems are : Problem set: 0 solved, 1986 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1549 constraints, PredecessorRefiner: 0/1986 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60679ms problems are : Problem set: 0 solved, 1986 unsolved
Search for dead transitions found 0 dead transitions in 60700ms
Starting structural reductions in LTL mode, iteration 1 : 1549/2587 places, 1987/3099 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 64453 ms. Remains : 1549/2587 places, 1987/3099 transitions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Applied a total of 0 rules in 44 ms. Remains 1549 /1549 variables (removed 0) and now considering 1987/1987 (removed 0) transitions.
[2026-05-23 05:16:13] [INFO ] Invariant cache hit.
[2026-05-23 05:16:13] [INFO ] Implicit Places using invariants in 256 ms returned []
[2026-05-23 05:16:13] [INFO ] Invariant cache hit.
[2026-05-23 05:16:14] [INFO ] Implicit Places using invariants and state equation in 1044 ms returned []
Implicit Place search using SMT with State Equation took 1302 ms to find 0 implicit places.
Skipped dead transition search.
Finished structural reductions in LTL mode , in 1 iterations and 1348 ms. Remains : 1549/1549 places, 1987/1987 transitions.
Support contains 37 out of 1549 places after structural reductions.
[2026-05-23 05:16:15] [INFO ] Flatten gal took : 137 ms
[2026-05-23 05:16:15] [INFO ] Flatten gal took : 82 ms
[2026-05-23 05:16:15] [INFO ] Input system was already deterministic with 1987 transitions.
RANDOM walk for 40000 steps (441 resets) in 1354 ms. (29 steps per ms) remains 27/35 properties
BEST_FIRST walk for 4000 steps (17 resets) in 58 ms. (67 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4002 steps (19 resets) in 65 ms. (60 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4004 steps (14 resets) in 48 ms. (81 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (10 resets) in 26 ms. (148 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4002 steps (17 resets) in 39 ms. (100 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (17 resets) in 37 ms. (105 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4000 steps (17 resets) in 30 ms. (129 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4001 steps (15 resets) in 14 ms. (266 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4004 steps (20 resets) in 21 ms. (182 steps per ms) remains 27/27 properties
BEST_FIRST walk for 4003 steps (15 resets) in 13 ms. (285 steps per ms) remains 26/27 properties
BEST_FIRST walk for 4004 steps (16 resets) in 19 ms. (200 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (15 resets) in 13 ms. (286 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (15 resets) in 16 ms. (235 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4004 steps (15 resets) in 14 ms. (266 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (20 resets) in 21 ms. (181 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (17 resets) in 15 ms. (250 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (19 resets) in 15 ms. (250 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (16 resets) in 61 ms. (64 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (16 resets) in 13 ms. (285 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4002 steps (12 resets) in 16 ms. (235 steps per ms) remains 26/26 properties
BEST_FIRST walk for 4003 steps (12 resets) in 14 ms. (266 steps per ms) remains 25/26 properties
BEST_FIRST walk for 4003 steps (11 resets) in 13 ms. (285 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4004 steps (11 resets) in 14 ms. (266 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (14 resets) in 13 ms. (285 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (18 resets) in 14 ms. (266 steps per ms) remains 25/25 properties
BEST_FIRST walk for 4002 steps (17 resets) in 13 ms. (285 steps per ms) remains 25/25 properties
[2026-05-23 05:16:15] [INFO ] Invariant cache hit.
All remaining problems are real, not stopping.
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (OVERLAPS) 1512/1538 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1538 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 3 (OVERLAPS) 1977/3515 variables, 1538/1542 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3515 variables, 0/1542 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 5 (OVERLAPS) 2/3517 variables, 1/1543 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/3517 variables, 0/1543 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 7 (OVERLAPS) 2/3519 variables, 1/1544 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/3519 variables, 0/1544 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 9 (OVERLAPS) 2/3521 variables, 1/1545 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 3521/3536 variables, and 1545 constraints, problems are : Problem set: 0 solved, 25 unsolved in 5012 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1541/1549 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 25 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/26 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 1 (OVERLAPS) 1512/1538 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/1538 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 3 (OVERLAPS) 1977/3515 variables, 1538/1542 constraints. Problems are: Problem set: 0 solved, 25 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/3515 variables, 25/1567 constraints. Problems are: Problem set: 0 solved, 25 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 3515/3536 variables, and 1567 constraints, problems are : Problem set: 0 solved, 25 unsolved in 5014 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 1538/1549 constraints, PredecessorRefiner: 25/25 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 10055ms problems are : Problem set: 0 solved, 25 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 26 out of 1549 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Graph (trivial) has 1834 edges and 1549 vertex of which 635 / 1549 are part of one of the 60 SCC in 10 ms
Free SCC test removed 575 places
Drop transitions (Empty/Sink Transition effects.) removed 722 transitions
Reduce isomorphic transitions removed 722 transitions.
Graph (complete) has 1446 edges and 974 vertex of which 965 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 4 output transitions
Drop transitions (Output transitions of discarded places.) removed 4 transitions
Drop transitions (Empty/Sink Transition effects.) removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 500 transitions
Trivial Post-agglo rules discarded 500 transitions
Performed 500 trivial Post agglomeration. Transition count delta: 500
Iterating post reduction 0 with 506 rules applied. Total rules applied 508 place count 965 transition count 755
Reduce places removed 500 places and 0 transitions.
Ensure Unique test removed 20 transitions
Reduce isomorphic transitions removed 20 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 35 transitions
Trivial Post-agglo rules discarded 35 transitions
Performed 35 trivial Post agglomeration. Transition count delta: 35
Iterating post reduction 1 with 555 rules applied. Total rules applied 1063 place count 465 transition count 700
Reduce places removed 35 places and 0 transitions.
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 40 rules applied. Total rules applied 1103 place count 430 transition count 695
Reduce places removed 2 places and 0 transitions.
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Iterating post reduction 3 with 13 rules applied. Total rules applied 1116 place count 428 transition count 684
Reduce places removed 11 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 14 rules applied. Total rules applied 1130 place count 417 transition count 681
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 1131 place count 416 transition count 681
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 56 Pre rules applied. Total rules applied 1131 place count 416 transition count 625
Deduced a syphon composed of 56 places in 0 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 6 with 112 rules applied. Total rules applied 1243 place count 360 transition count 625
Discarding 8 places :
Symmetric choice reduction at 6 with 8 rule applications. Total rules 1251 place count 352 transition count 614
Iterating global reduction 6 with 8 rules applied. Total rules applied 1259 place count 352 transition count 614
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 6 with 3 rules applied. Total rules applied 1262 place count 352 transition count 611
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 7 with 3 rules applied. Total rules applied 1265 place count 349 transition count 611
Discarding 5 places :
Symmetric choice reduction at 8 with 5 rule applications. Total rules 1270 place count 344 transition count 606
Iterating global reduction 8 with 5 rules applied. Total rules applied 1275 place count 344 transition count 606
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 8 with 5 rules applied. Total rules applied 1280 place count 344 transition count 601
Performed 162 Post agglomeration using F-continuation condition with reduction of 96 identical transitions.
Deduced a syphon composed of 162 places in 0 ms
Reduce places removed 162 places and 0 transitions.
Iterating global reduction 9 with 324 rules applied. Total rules applied 1604 place count 182 transition count 343
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 9 with 24 rules applied. Total rules applied 1628 place count 182 transition count 319
Discarding 3 places :
Symmetric choice reduction at 10 with 3 rule applications. Total rules 1631 place count 179 transition count 316
Iterating global reduction 10 with 3 rules applied. Total rules applied 1634 place count 179 transition count 316
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 0 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 10 with 24 rules applied. Total rules applied 1658 place count 167 transition count 301
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 10 with 13 rules applied. Total rules applied 1671 place count 167 transition count 288
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 11 with 2 rules applied. Total rules applied 1673 place count 166 transition count 287
Performed 37 Post agglomeration using F-continuation condition with reduction of 12 identical transitions.
Deduced a syphon composed of 37 places in 1 ms
Reduce places removed 37 places and 0 transitions.
Iterating global reduction 11 with 74 rules applied. Total rules applied 1747 place count 129 transition count 343
Ensure Unique test removed 27 transitions
Reduce isomorphic transitions removed 27 transitions.
Iterating post reduction 11 with 27 rules applied. Total rules applied 1774 place count 129 transition count 316
Discarding 18 places :
Symmetric choice reduction at 12 with 18 rule applications. Total rules 1792 place count 111 transition count 280
Iterating global reduction 12 with 18 rules applied. Total rules applied 1810 place count 111 transition count 280
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 12 with 5 rules applied. Total rules applied 1815 place count 111 transition count 275
Discarding 5 places :
Symmetric choice reduction at 13 with 5 rule applications. Total rules 1820 place count 106 transition count 265
Iterating global reduction 13 with 5 rules applied. Total rules applied 1825 place count 106 transition count 265
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 13 with 4 rules applied. Total rules applied 1829 place count 106 transition count 261
Drop transitions (Redundant composition of simpler transitions.) removed 10 transitions
Redundant transition composition rules discarded 10 transitions
Iterating global reduction 14 with 10 rules applied. Total rules applied 1839 place count 106 transition count 251
Free-agglomeration rule applied 2 times.
Iterating global reduction 14 with 2 rules applied. Total rules applied 1841 place count 106 transition count 249
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 14 with 2 rules applied. Total rules applied 1843 place count 104 transition count 249
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 15 with 1 rules applied. Total rules applied 1844 place count 104 transition count 248
Partial Free-agglomeration rule applied 7 times.
Drop transitions (Partial Free agglomeration) removed 7 transitions
Iterating global reduction 15 with 7 rules applied. Total rules applied 1851 place count 104 transition count 248
Partial Post-agglomeration rule applied 4 times.
Drop transitions (Partial Post agglomeration) removed 4 transitions
Iterating global reduction 15 with 4 rules applied. Total rules applied 1855 place count 104 transition count 248
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 15 with 1 rules applied. Total rules applied 1856 place count 104 transition count 247
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 16 with 1 rules applied. Total rules applied 1857 place count 103 transition count 246
Applied a total of 1857 rules in 198 ms. Remains 103 /1549 variables (removed 1446) and now considering 246/1987 (removed 1741) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 198 ms. Remains : 103/1549 places, 246/1987 transitions.
RANDOM walk for 40000 steps (5330 resets) in 564 ms. (70 steps per ms) remains 4/25 properties
BEST_FIRST walk for 40004 steps (1064 resets) in 58 ms. (678 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40004 steps (1135 resets) in 77 ms. (512 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (1120 resets) in 67 ms. (588 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (805 resets) in 24 ms. (1600 steps per ms) remains 3/3 properties
[2026-05-23 05:16:26] [INFO ] Flow matrix only has 233 transitions (discarded 13 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-2688478098939171358.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8603934532511883875.kers'
[2026-05-23 05:16:26] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-2688478098939171358.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8603934532511883875.kers]
Culled 0 columns in 0 ms.
// Phase 1: matrix 233 rows 103 cols 743 entries
Finished phase 1 with 100 SingleSign rule and 0 generalized
[2026-05-23 05:16:26] [INFO ] Computed 3 invariants in 0 ms
Computed 3 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8603934532511883875.kers
Total runtime 1 ms.
[2026-05-23 05:16:26] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/7 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 70/77 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (OVERLAPS) 206/283 variables, 77/80 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/283 variables, 3/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/283 variables, 0/83 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (OVERLAPS) 30/313 variables, 14/97 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/313 variables, 5/102 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp26 is UNSAT
At refinement iteration 8 (INCLUDED_ONLY) 0/313 variables, 1/103 constraints. Problems are: Problem set: 1 solved, 2 unsolved
All remaining problems are real, not stopping.
At refinement iteration 9 (INCLUDED_ONLY) 0/313 variables, 0/103 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (OVERLAPS) 18/331 variables, 7/110 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/331 variables, 0/110 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 5/336 variables, 5/115 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/336 variables, 0/115 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 0/336 variables, 0/115 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 336/336 variables, and 115 constraints, problems are : Problem set: 1 solved, 2 unsolved in 397 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 103/103 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 2 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 72/77 variables, 3/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/77 variables, 0/3 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 3 (OVERLAPS) 206/283 variables, 77/80 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/283 variables, 3/83 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/283 variables, 1/84 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/283 variables, 0/84 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 30/313 variables, 14/98 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/313 variables, 5/103 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/313 variables, 1/104 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/313 variables, 1/105 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/313 variables, 0/105 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 12 (OVERLAPS) 18/331 variables, 7/112 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/331 variables, 0/112 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 14 (OVERLAPS) 5/336 variables, 5/117 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 15 (INCLUDED_ONLY) 0/336 variables, 0/117 constraints. Problems are: Problem set: 1 solved, 2 unsolved
At refinement iteration 16 (OVERLAPS) 0/336 variables, 0/117 constraints. Problems are: Problem set: 1 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 336/336 variables, and 117 constraints, problems are : Problem set: 1 solved, 2 unsolved in 302 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 103/103 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 2/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 711ms problems are : Problem set: 1 solved, 2 unsolved
Parikh walk visited 1 properties in 37 ms.
Support contains 3 out of 103 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 103/103 places, 246/246 transitions.
Graph (trivial) has 77 edges and 103 vertex of which 16 / 103 are part of one of the 7 SCC in 0 ms
Free SCC test removed 9 places
Drop transitions (Empty/Sink Transition effects.) removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 12 transitions
Trivial Post-agglo rules discarded 12 transitions
Performed 12 trivial Post agglomeration. Transition count delta: 12
Iterating post reduction 0 with 12 rules applied. Total rules applied 13 place count 94 transition count 217
Reduce places removed 12 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 14 rules applied. Total rules applied 27 place count 82 transition count 215
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 28 place count 81 transition count 215
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 6 Pre rules applied. Total rules applied 28 place count 81 transition count 209
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 40 place count 75 transition count 209
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 44 place count 71 transition count 203
Iterating global reduction 3 with 4 rules applied. Total rules applied 48 place count 71 transition count 203
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 50 place count 71 transition count 201
Performed 8 Post agglomeration using F-continuation condition.Transition count delta: 8
Deduced a syphon composed of 8 places in 0 ms
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 4 with 16 rules applied. Total rules applied 66 place count 63 transition count 193
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 4 with 17 rules applied. Total rules applied 83 place count 63 transition count 176
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 84 place count 62 transition count 175
Iterating global reduction 5 with 1 rules applied. Total rules applied 85 place count 62 transition count 175
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 89 place count 60 transition count 173
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 5 with 2 rules applied. Total rules applied 91 place count 60 transition count 171
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 92 place count 59 transition count 169
Iterating global reduction 6 with 1 rules applied. Total rules applied 93 place count 59 transition count 169
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 94 place count 59 transition count 168
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -5
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 98 place count 57 transition count 173
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 108 place count 57 transition count 163
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 110 place count 55 transition count 158
Iterating global reduction 8 with 2 rules applied. Total rules applied 112 place count 55 transition count 158
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 113 place count 55 transition count 157
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 114 place count 54 transition count 156
Iterating global reduction 9 with 1 rules applied. Total rules applied 115 place count 54 transition count 156
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 118 place count 54 transition count 153
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 10 with 2 rules applied. Total rules applied 120 place count 54 transition count 151
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 10 with 4 rules applied. Total rules applied 124 place count 52 transition count 149
Applied a total of 124 rules in 27 ms. Remains 52 /103 variables (removed 51) and now considering 149/246 (removed 97) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 27 ms. Remains : 52/103 places, 149/246 transitions.
RANDOM walk for 40000 steps (5924 resets) in 75 ms. (526 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (878 resets) in 24 ms. (1600 steps per ms) remains 1/1 properties
Finished probabilistic random walk after 7531 steps, run visited all 1 properties in 26 ms. (steps per millisecond=289 )
Probabilistic random walk after 7531 steps, saw 2632 distinct states, run finished after 29 ms. (steps per millisecond=259 ) properties seen :1
FORMULA CloudReconfiguration-PT-317-LTLFireability-09 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 12 simplifications.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2172 edges and 1549 vertex of which 1540 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.27 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0 U p1) U (X(p2) U ((X(p2)&&G(!p3))||X(G(p2))))))))'
Support contains 5 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 13 places :
Symmetric choice reduction at 0 with 13 rule applications. Total rules 13 place count 1536 transition count 1973
Iterating global reduction 0 with 13 rules applied. Total rules applied 26 place count 1536 transition count 1973
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 27 place count 1536 transition count 1972
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 34 place count 1529 transition count 1964
Iterating global reduction 1 with 7 rules applied. Total rules applied 41 place count 1529 transition count 1964
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 45 place count 1525 transition count 1959
Iterating global reduction 1 with 4 rules applied. Total rules applied 49 place count 1525 transition count 1959
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 53 place count 1521 transition count 1954
Iterating global reduction 1 with 4 rules applied. Total rules applied 57 place count 1521 transition count 1954
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 58 place count 1521 transition count 1953
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 1517 transition count 1947
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 1517 transition count 1947
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 68 place count 1515 transition count 1945
Iterating global reduction 2 with 2 rules applied. Total rules applied 70 place count 1515 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1514 transition count 1943
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1514 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1513 transition count 1941
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1513 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1512 transition count 1940
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1512 transition count 1940
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 77 place count 1512 transition count 1939
Applied a total of 77 rules in 830 ms. Remains 1512 /1549 variables (removed 37) and now considering 1939/1987 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1436438388580633817.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-5675523307854387499.kers'
[2026-05-23 05:16:28] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1436438388580633817.kers, --Pflows, --basisKERS=/tmp/petrispot-output-5675523307854387499.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1939 rows 1512 cols 4059 entries
Finished phase 1 with 1507 SingleSign rule and 1 generalized
[2026-05-23 05:16:28] [INFO ] Computed 4 invariants in 14 ms
Computed 4 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-5675523307854387499.kers
Total runtime 16 ms.
[2026-05-23 05:16:28] [INFO ] Implicit Places using invariants in 239 ms returned []
[2026-05-23 05:16:28] [INFO ] Invariant cache hit.
[2026-05-23 05:16:29] [INFO ] Implicit Places using invariants and state equation in 972 ms returned []
Implicit Place search using SMT with State Equation took 1215 ms to find 0 implicit places.
Running 1938 sub problems to find dead transitions.
[2026-05-23 05:16:29] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1938 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1511/3451 variables, and 4 constraints, problems are : Problem set: 0 solved, 1938 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 1938/1938 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1938 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1938 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1511/3451 variables, and 4 constraints, problems are : Problem set: 0 solved, 1938 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 0/1938 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60443ms problems are : Problem set: 0 solved, 1938 unsolved
Search for dead transitions found 0 dead transitions in 60448ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1549 places, 1939/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62507 ms. Remains : 1512/1549 places, 1939/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(((p0 U p1) U (X(p2) U (X(G(p2))||(X(p2)&&G(!p3))))))))'
Stuttering acceptance computed with spot in 960 ms :[(NOT p2), (NOT p2), (NOT p2), (AND (NOT p2) p3), (NOT p2), (AND (NOT p2) p3), (AND (NOT p1) (NOT p2)), (NOT p2), (NOT p2), true, (AND (NOT p2) p3), (AND (NOT p1) (NOT p2) p3), (NOT p1), (AND p2 p3), (AND (NOT p1) p2 p3)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-01
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-01 finished in 63591 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p1&&X(F(p2)))))))'
Support contains 4 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1537 transition count 1973
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1537 transition count 1973
Discarding 7 places :
Symmetric choice reduction at 0 with 7 rule applications. Total rules 31 place count 1530 transition count 1964
Iterating global reduction 0 with 7 rules applied. Total rules applied 38 place count 1530 transition count 1964
Discarding 5 places :
Symmetric choice reduction at 0 with 5 rule applications. Total rules 43 place count 1525 transition count 1958
Iterating global reduction 0 with 5 rules applied. Total rules applied 48 place count 1525 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 49 place count 1525 transition count 1957
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 53 place count 1521 transition count 1952
Iterating global reduction 1 with 4 rules applied. Total rules applied 57 place count 1521 transition count 1952
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 58 place count 1521 transition count 1951
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 1517 transition count 1945
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 1517 transition count 1945
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 68 place count 1515 transition count 1943
Iterating global reduction 2 with 2 rules applied. Total rules applied 70 place count 1515 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1514 transition count 1941
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1514 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1513 transition count 1939
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1513 transition count 1939
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1512 transition count 1938
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1512 transition count 1938
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 77 place count 1512 transition count 1937
Applied a total of 77 rules in 947 ms. Remains 1512 /1549 variables (removed 37) and now considering 1937/1987 (removed 50) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-3591830869908895050.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17249823470301740755.kers'
[2026-05-23 05:17:32] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-3591830869908895050.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17249823470301740755.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1937 rows 1512 cols 4053 entries
Finished phase 1 with 1507 SingleSign rule and 1 generalized
[2026-05-23 05:17:32] [INFO ] Computed 4 invariants in 17 ms
Computed 4 P flows in 21 ms.
Exported basis to /tmp/petrispot-output-17249823470301740755.kers
Total runtime 24 ms.
[2026-05-23 05:17:32] [INFO ] Implicit Places using invariants in 261 ms returned []
[2026-05-23 05:17:32] [INFO ] Invariant cache hit.
[2026-05-23 05:17:33] [INFO ] Implicit Places using invariants and state equation in 1003 ms returned []
Implicit Place search using SMT with State Equation took 1290 ms to find 0 implicit places.
Running 1936 sub problems to find dead transitions.
[2026-05-23 05:17:33] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1936 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1511/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1936 unsolved in 30042 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 1936/1936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1936 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1936 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1511/3449 variables, and 4 constraints, problems are : Problem set: 0 solved, 1936 unsolved in 30043 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 0/1936 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60470ms problems are : Problem set: 0 solved, 1936 unsolved
Search for dead transitions found 0 dead transitions in 60475ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1549 places, 1937/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62744 ms. Remains : 1512/1549 places, 1937/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(p0)||(p1&&X(F(p2)))))))'
Stuttering acceptance computed with spot in 106 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-02
Product exploration explored 100000 steps with 33333 reset in 405 ms.
Product exploration explored 100000 steps with 33333 reset in 374 ms.
Computed a total of 29 stabilizing places and 33 stable transitions
Graph (complete) has 2120 edges and 1512 vertex of which 1503 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.9 ms
Computed a total of 29 stabilizing places and 33 stable transitions
Property proved to be true by K+ with min(!phi)
Knowledge based reduction with 12 factoid took 14 ms. Proved property starting from automaton with 3 states, 6 edges and 3 AP (stutter sensitive
Knowledge-based reduction took 40 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property CloudReconfiguration-PT-317-LTLFireability-02 finished in 63726 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U ((F(p1)||(X(X(p2))&&G(p0))) U p3)))'
Support contains 4 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1535 transition count 1971
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1535 transition count 1971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1535 transition count 1970
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 36 place count 1528 transition count 1961
Iterating global reduction 1 with 7 rules applied. Total rules applied 43 place count 1528 transition count 1961
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 1524 transition count 1956
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 1524 transition count 1956
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 52 place count 1524 transition count 1955
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 1521 transition count 1951
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 1521 transition count 1951
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 59 place count 1521 transition count 1950
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 61 place count 1519 transition count 1947
Iterating global reduction 3 with 2 rules applied. Total rules applied 63 place count 1519 transition count 1947
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 65 place count 1517 transition count 1945
Iterating global reduction 3 with 2 rules applied. Total rules applied 67 place count 1517 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 68 place count 1516 transition count 1943
Iterating global reduction 3 with 1 rules applied. Total rules applied 69 place count 1516 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 70 place count 1515 transition count 1941
Iterating global reduction 3 with 1 rules applied. Total rules applied 71 place count 1515 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 72 place count 1514 transition count 1940
Iterating global reduction 3 with 1 rules applied. Total rules applied 73 place count 1514 transition count 1940
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 74 place count 1514 transition count 1939
Applied a total of 74 rules in 865 ms. Remains 1514 /1549 variables (removed 35) and now considering 1939/1987 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16042351142164244743.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8527138591228563613.kers'
[2026-05-23 05:18:36] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16042351142164244743.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8527138591228563613.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1939 rows 1514 cols 4057 entries
Finished phase 1 with 1509 SingleSign rule and 1 generalized
[2026-05-23 05:18:36] [INFO ] Computed 4 invariants in 16 ms
Computed 4 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-8527138591228563613.kers
Total runtime 21 ms.
[2026-05-23 05:18:36] [INFO ] Implicit Places using invariants in 242 ms returned []
[2026-05-23 05:18:36] [INFO ] Invariant cache hit.
[2026-05-23 05:18:37] [INFO ] Implicit Places using invariants and state equation in 970 ms returned []
Implicit Place search using SMT with State Equation took 1215 ms to find 0 implicit places.
Running 1938 sub problems to find dead transitions.
[2026-05-23 05:18:37] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1513 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1938 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1513/3453 variables, and 4 constraints, problems are : Problem set: 0 solved, 1938 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1514 constraints, PredecessorRefiner: 1938/1938 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1938 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1513 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1938 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1513/3453 variables, and 4 constraints, problems are : Problem set: 0 solved, 1938 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1514 constraints, PredecessorRefiner: 0/1938 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60433ms problems are : Problem set: 0 solved, 1938 unsolved
Search for dead transitions found 0 dead transitions in 60438ms
Starting structural reductions in LTL mode, iteration 1 : 1514/1549 places, 1939/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62524 ms. Remains : 1514/1549 places, 1939/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((p0 U ((F(p1)||(X(X(p2))&&G(p0))) U p3)))'
Stuttering acceptance computed with spot in 285 ms :[(NOT p3), (NOT p1), (NOT p3), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-03
Stuttering criterion allowed to conclude after 57 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-03 finished in 62875 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (p1&&F(p2))))'
Support contains 3 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1534 transition count 1970
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1534 transition count 1970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1534 transition count 1969
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 39 place count 1526 transition count 1959
Iterating global reduction 1 with 8 rules applied. Total rules applied 47 place count 1526 transition count 1959
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 52 place count 1521 transition count 1953
Iterating global reduction 1 with 5 rules applied. Total rules applied 57 place count 1521 transition count 1953
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 58 place count 1521 transition count 1952
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 1517 transition count 1947
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 1517 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 67 place count 1517 transition count 1946
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 71 place count 1513 transition count 1940
Iterating global reduction 3 with 4 rules applied. Total rules applied 75 place count 1513 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 77 place count 1511 transition count 1938
Iterating global reduction 3 with 2 rules applied. Total rules applied 79 place count 1511 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 80 place count 1510 transition count 1936
Iterating global reduction 3 with 1 rules applied. Total rules applied 81 place count 1510 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 82 place count 1509 transition count 1934
Iterating global reduction 3 with 1 rules applied. Total rules applied 83 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 84 place count 1508 transition count 1933
Iterating global reduction 3 with 1 rules applied. Total rules applied 85 place count 1508 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 86 place count 1508 transition count 1932
Applied a total of 86 rules in 854 ms. Remains 1508 /1549 variables (removed 41) and now considering 1932/1987 (removed 55) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11812556104223976530.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7936615189905916989.kers'
[2026-05-23 05:19:38] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11812556104223976530.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7936615189905916989.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1932 rows 1508 cols 4043 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 05:19:38] [INFO ] Computed 4 invariants in 14 ms
Computed 4 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-7936615189905916989.kers
Total runtime 19 ms.
[2026-05-23 05:19:39] [INFO ] Implicit Places using invariants in 254 ms returned []
[2026-05-23 05:19:39] [INFO ] Invariant cache hit.
[2026-05-23 05:19:40] [INFO ] Implicit Places using invariants and state equation in 949 ms returned []
Implicit Place search using SMT with State Equation took 1204 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2026-05-23 05:19:40] [INFO ] Invariant cache hit.
Error getting values : (error "Timeout of Z3 solver reached")
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30040 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Error getting values : (error "Timeout of Z3 solver reached")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60435ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60439ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1549 places, 1932/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62505 ms. Remains : 1508/1549 places, 1932/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(G(p0)) U (F(p1)&&p2)))'
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p1) (NOT p2)), (NOT p0), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-04
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-04 finished in 62687 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1549 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Graph (trivial) has 1887 edges and 1549 vertex of which 695 / 1549 are part of one of the 63 SCC in 3 ms
Free SCC test removed 632 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1431 edges and 917 vertex of which 908 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.3 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 489 transitions
Trivial Post-agglo rules discarded 489 transitions
Performed 489 trivial Post agglomeration. Transition count delta: 489
Iterating post reduction 0 with 489 rules applied. Total rules applied 491 place count 907 transition count 757
Reduce places removed 489 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 515 rules applied. Total rules applied 1006 place count 418 transition count 731
Reduce places removed 13 places and 0 transitions.
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Iterating post reduction 2 with 18 rules applied. Total rules applied 1024 place count 405 transition count 726
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 3 with 5 rules applied. Total rules applied 1029 place count 400 transition count 726
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1029 place count 400 transition count 680
Deduced a syphon composed of 46 places in 0 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1121 place count 354 transition count 680
Discarding 19 places :
Symmetric choice reduction at 4 with 19 rule applications. Total rules 1140 place count 335 transition count 651
Iterating global reduction 4 with 19 rules applied. Total rules applied 1159 place count 335 transition count 651
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1162 place count 335 transition count 648
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1165 place count 332 transition count 648
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1176 place count 321 transition count 633
Iterating global reduction 6 with 11 rules applied. Total rules applied 1187 place count 321 transition count 633
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 1194 place count 321 transition count 626
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1197 place count 318 transition count 621
Iterating global reduction 7 with 3 rules applied. Total rules applied 1200 place count 318 transition count 621
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1201 place count 318 transition count 620
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1202 place count 317 transition count 618
Iterating global reduction 8 with 1 rules applied. Total rules applied 1203 place count 317 transition count 618
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1204 place count 316 transition count 616
Iterating global reduction 8 with 1 rules applied. Total rules applied 1205 place count 316 transition count 616
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1206 place count 315 transition count 614
Iterating global reduction 8 with 1 rules applied. Total rules applied 1207 place count 315 transition count 614
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1208 place count 314 transition count 612
Iterating global reduction 8 with 1 rules applied. Total rules applied 1209 place count 314 transition count 612
Performed 144 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 144 places in 0 ms
Reduce places removed 144 places and 0 transitions.
Iterating global reduction 8 with 288 rules applied. Total rules applied 1497 place count 170 transition count 390
Ensure Unique test removed 18 transitions
Reduce isomorphic transitions removed 18 transitions.
Iterating post reduction 8 with 18 rules applied. Total rules applied 1515 place count 170 transition count 372
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 1523 place count 162 transition count 359
Iterating global reduction 9 with 8 rules applied. Total rules applied 1531 place count 162 transition count 359
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1533 place count 162 transition count 357
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1535 place count 160 transition count 350
Iterating global reduction 10 with 2 rules applied. Total rules applied 1537 place count 160 transition count 350
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1538 place count 159 transition count 348
Iterating global reduction 10 with 1 rules applied. Total rules applied 1539 place count 159 transition count 348
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1540 place count 158 transition count 346
Iterating global reduction 10 with 1 rules applied. Total rules applied 1541 place count 158 transition count 346
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1542 place count 157 transition count 344
Iterating global reduction 10 with 1 rules applied. Total rules applied 1543 place count 157 transition count 344
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 10 with 26 rules applied. Total rules applied 1569 place count 144 transition count 328
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 10 with 14 rules applied. Total rules applied 1583 place count 144 transition count 314
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1584 place count 143 transition count 309
Iterating global reduction 11 with 1 rules applied. Total rules applied 1585 place count 143 transition count 309
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 11 with 34 rules applied. Total rules applied 1619 place count 126 transition count 355
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 11 with 17 rules applied. Total rules applied 1636 place count 126 transition count 338
Discarding 9 places :
Symmetric choice reduction at 12 with 9 rule applications. Total rules 1645 place count 117 transition count 320
Iterating global reduction 12 with 9 rules applied. Total rules applied 1654 place count 117 transition count 320
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1660 place count 117 transition count 314
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 13 with 36 rules applied. Total rules applied 1696 place count 117 transition count 278
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1697 place count 116 transition count 277
Applied a total of 1697 rules in 282 ms. Remains 116 /1549 variables (removed 1433) and now considering 277/1987 (removed 1710) transitions.
[2026-05-23 05:20:40] [INFO ] Flow matrix only has 218 transitions (discarded 59 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16289176981242892764.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-8486671877773317709.kers'
[2026-05-23 05:20:40] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16289176981242892764.kers, --Pflows, --basisKERS=/tmp/petrispot-output-8486671877773317709.kers]
Normalized transition count is 217 out of 218 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 217 rows 116 cols 640 entries
Finished phase 1 with 116 SingleSign rule and 0 generalized
[2026-05-23 05:20:40] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-8486671877773317709.kers
Total runtime 1 ms.
[2026-05-23 05:20:41] [INFO ] Implicit Places using invariants in 64 ms returned []
[2026-05-23 05:20:41] [INFO ] Flow matrix only has 218 transitions (discarded 59 similar events)
[2026-05-23 05:20:41] [INFO ] Invariant cache hit.
[2026-05-23 05:20:41] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 05:20:41] [INFO ] Implicit Places using invariants and state equation in 236 ms returned [76]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 305 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 115/1549 places, 277/1987 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 114 transition count 276
Applied a total of 2 rules in 12 ms. Remains 114 /115 variables (removed 1) and now considering 276/277 (removed 1) transitions.
[2026-05-23 05:20:41] [INFO ] Flow matrix only has 217 transitions (discarded 59 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7873991875538105320.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-14882453987748943044.kers'
[2026-05-23 05:20:41] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7873991875538105320.kers, --Pflows, --basisKERS=/tmp/petrispot-output-14882453987748943044.kers]
Normalized transition count is 216 out of 217 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 114 cols 648 entries
Finished phase 1 with 114 SingleSign rule and 0 generalized
[2026-05-23 05:20:41] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-14882453987748943044.kers
Total runtime 1 ms.
[2026-05-23 05:20:41] [INFO ] Implicit Places using invariants in 72 ms returned []
[2026-05-23 05:20:41] [INFO ] Flow matrix only has 217 transitions (discarded 59 similar events)
[2026-05-23 05:20:41] [INFO ] Invariant cache hit.
[2026-05-23 05:20:41] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 05:20:41] [INFO ] Implicit Places using invariants and state equation in 166 ms returned []
Implicit Place search using SMT with State Equation took 243 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 114/1549 places, 276/1987 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 842 ms. Remains : 114/1549 places, 276/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Stuttering acceptance computed with spot in 74 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-05
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-05 finished in 942 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((G((p0&&(p1 U p2)))||F(p3))) U (p0 U X(p4))))'
Support contains 6 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 12 places :
Symmetric choice reduction at 0 with 12 rule applications. Total rules 12 place count 1537 transition count 1973
Iterating global reduction 0 with 12 rules applied. Total rules applied 24 place count 1537 transition count 1973
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 25 place count 1537 transition count 1972
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 31 place count 1531 transition count 1964
Iterating global reduction 1 with 6 rules applied. Total rules applied 37 place count 1531 transition count 1964
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 41 place count 1527 transition count 1959
Iterating global reduction 1 with 4 rules applied. Total rules applied 45 place count 1527 transition count 1959
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 46 place count 1527 transition count 1958
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 49 place count 1524 transition count 1954
Iterating global reduction 2 with 3 rules applied. Total rules applied 52 place count 1524 transition count 1954
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 53 place count 1524 transition count 1953
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 56 place count 1521 transition count 1948
Iterating global reduction 3 with 3 rules applied. Total rules applied 59 place count 1521 transition count 1948
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 60 place count 1520 transition count 1947
Iterating global reduction 3 with 1 rules applied. Total rules applied 61 place count 1520 transition count 1947
Applied a total of 61 rules in 581 ms. Remains 1520 /1549 variables (removed 29) and now considering 1947/1987 (removed 40) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-7618937595150348482.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17718611185222751677.kers'
[2026-05-23 05:20:42] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-7618937595150348482.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17718611185222751677.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1947 rows 1520 cols 4073 entries
Finished phase 1 with 1515 SingleSign rule and 1 generalized
[2026-05-23 05:20:42] [INFO ] Computed 4 invariants in 13 ms
Computed 4 P flows in 14 ms.
Exported basis to /tmp/petrispot-output-17718611185222751677.kers
Total runtime 17 ms.
[2026-05-23 05:20:42] [INFO ] Implicit Places using invariants in 235 ms returned []
[2026-05-23 05:20:42] [INFO ] Invariant cache hit.
[2026-05-23 05:20:43] [INFO ] Implicit Places using invariants and state equation in 980 ms returned []
Implicit Place search using SMT with State Equation took 1217 ms to find 0 implicit places.
Running 1946 sub problems to find dead transitions.
[2026-05-23 05:20:43] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1519 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30037 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 1946/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1946 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1519 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1946 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1519/3467 variables, and 4 constraints, problems are : Problem set: 0 solved, 1946 unsolved in 30035 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1520 constraints, PredecessorRefiner: 0/1946 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60434ms problems are : Problem set: 0 solved, 1946 unsolved
Search for dead transitions found 0 dead transitions in 60437ms
Starting structural reductions in LTL mode, iteration 1 : 1520/1549 places, 1947/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62244 ms. Remains : 1520/1549 places, 1947/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((G((p0&&(p1 U p2)))||F(p3))) U (p0 U X(p4))))'
Stuttering acceptance computed with spot in 538 ms :[(NOT p4), (OR (AND (NOT p0) (NOT p3) (NOT p4)) (AND (NOT p2) (NOT p3) (NOT p4))), (NOT p4), (AND p0 (NOT p2) (NOT p3) (NOT p4)), (NOT p3), (OR (AND (NOT p0) (NOT p3)) (AND (NOT p2) (NOT p3))), (AND (NOT p2) (NOT p3)), (OR (AND p0 p2 (NOT p3) (NOT p4)) (AND p0 p1 (NOT p3) (NOT p4))), (AND p0 (NOT p3) (NOT p4)), (OR (AND p0 (NOT p2) (NOT p3) (NOT p4)) (AND p1 (NOT p2) (NOT p3) (NOT p4))), (AND (NOT p3) (NOT p2) p1 (NOT p0) (NOT p4))]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-06
Stuttering criterion allowed to conclude after 69 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-06 finished in 62851 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1549 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Graph (trivial) has 1892 edges and 1549 vertex of which 683 / 1549 are part of one of the 62 SCC in 4 ms
Free SCC test removed 621 places
Ensure Unique test removed 722 transitions
Reduce isomorphic transitions removed 722 transitions.
Graph (complete) has 1444 edges and 928 vertex of which 919 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 501 transitions
Trivial Post-agglo rules discarded 501 transitions
Performed 501 trivial Post agglomeration. Transition count delta: 501
Iterating post reduction 0 with 501 rules applied. Total rules applied 503 place count 918 transition count 758
Reduce places removed 501 places and 0 transitions.
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 14 transitions
Trivial Post-agglo rules discarded 14 transitions
Performed 14 trivial Post agglomeration. Transition count delta: 14
Iterating post reduction 1 with 529 rules applied. Total rules applied 1032 place count 417 transition count 730
Reduce places removed 14 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 16 rules applied. Total rules applied 1048 place count 403 transition count 728
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 1049 place count 402 transition count 728
Performed 47 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 47 Pre rules applied. Total rules applied 1049 place count 402 transition count 681
Deduced a syphon composed of 47 places in 0 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 1143 place count 355 transition count 681
Discarding 18 places :
Symmetric choice reduction at 4 with 18 rule applications. Total rules 1161 place count 337 transition count 654
Iterating global reduction 4 with 18 rules applied. Total rules applied 1179 place count 337 transition count 654
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1182 place count 337 transition count 651
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1185 place count 334 transition count 651
Discarding 10 places :
Symmetric choice reduction at 6 with 10 rule applications. Total rules 1195 place count 324 transition count 638
Iterating global reduction 6 with 10 rules applied. Total rules applied 1205 place count 324 transition count 638
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 1212 place count 324 transition count 631
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1215 place count 321 transition count 626
Iterating global reduction 7 with 3 rules applied. Total rules applied 1218 place count 321 transition count 626
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1219 place count 321 transition count 625
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1220 place count 320 transition count 623
Iterating global reduction 8 with 1 rules applied. Total rules applied 1221 place count 320 transition count 623
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1222 place count 319 transition count 621
Iterating global reduction 8 with 1 rules applied. Total rules applied 1223 place count 319 transition count 621
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1224 place count 318 transition count 619
Iterating global reduction 8 with 1 rules applied. Total rules applied 1225 place count 318 transition count 619
Performed 147 Post agglomeration using F-continuation condition with reduction of 83 identical transitions.
Deduced a syphon composed of 147 places in 0 ms
Reduce places removed 147 places and 0 transitions.
Iterating global reduction 8 with 294 rules applied. Total rules applied 1519 place count 171 transition count 389
Ensure Unique test removed 15 transitions
Reduce isomorphic transitions removed 15 transitions.
Iterating post reduction 8 with 15 rules applied. Total rules applied 1534 place count 171 transition count 374
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 1542 place count 163 transition count 361
Iterating global reduction 9 with 8 rules applied. Total rules applied 1550 place count 163 transition count 361
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 9 with 3 rules applied. Total rules applied 1553 place count 163 transition count 358
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1554 place count 162 transition count 356
Iterating global reduction 10 with 1 rules applied. Total rules applied 1555 place count 162 transition count 356
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1556 place count 161 transition count 354
Iterating global reduction 10 with 1 rules applied. Total rules applied 1557 place count 161 transition count 354
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1558 place count 160 transition count 352
Iterating global reduction 10 with 1 rules applied. Total rules applied 1559 place count 160 transition count 352
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1560 place count 159 transition count 350
Iterating global reduction 10 with 1 rules applied. Total rules applied 1561 place count 159 transition count 350
Performed 12 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 12 places in 1 ms
Reduce places removed 12 places and 0 transitions.
Iterating global reduction 10 with 24 rules applied. Total rules applied 1585 place count 147 transition count 335
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 10 with 13 rules applied. Total rules applied 1598 place count 147 transition count 322
Performed 19 Post agglomeration using F-continuation condition.Transition count delta: -50
Deduced a syphon composed of 19 places in 0 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 11 with 38 rules applied. Total rules applied 1636 place count 128 transition count 372
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 11 with 22 rules applied. Total rules applied 1658 place count 128 transition count 350
Discarding 10 places :
Symmetric choice reduction at 12 with 10 rule applications. Total rules 1668 place count 118 transition count 327
Iterating global reduction 12 with 10 rules applied. Total rules applied 1678 place count 118 transition count 327
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1684 place count 118 transition count 321
Drop transitions (Redundant composition of simpler transitions.) removed 37 transitions
Redundant transition composition rules discarded 37 transitions
Iterating global reduction 13 with 37 rules applied. Total rules applied 1721 place count 118 transition count 284
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 13 with 1 rules applied. Total rules applied 1722 place count 117 transition count 283
Applied a total of 1722 rules in 103 ms. Remains 117 /1549 variables (removed 1432) and now considering 283/1987 (removed 1704) transitions.
[2026-05-23 05:21:44] [INFO ] Flow matrix only has 225 transitions (discarded 58 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-1606939035805939056.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4863359062484342042.kers'
[2026-05-23 05:21:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-1606939035805939056.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4863359062484342042.kers]
Normalized transition count is 224 out of 225 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 224 rows 117 cols 667 entries
Finished phase 1 with 117 SingleSign rule and 0 generalized
[2026-05-23 05:21:44] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4863359062484342042.kers
Total runtime 2 ms.
[2026-05-23 05:21:44] [INFO ] Implicit Places using invariants in 106 ms returned []
[2026-05-23 05:21:44] [INFO ] Flow matrix only has 225 transitions (discarded 58 similar events)
[2026-05-23 05:21:44] [INFO ] Invariant cache hit.
[2026-05-23 05:21:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-23 05:21:44] [INFO ] Implicit Places using invariants and state equation in 126 ms returned [77]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 234 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 116/1549 places, 283/1987 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 115 transition count 282
Applied a total of 2 rules in 11 ms. Remains 115 /116 variables (removed 1) and now considering 282/283 (removed 1) transitions.
[2026-05-23 05:21:44] [INFO ] Flow matrix only has 224 transitions (discarded 58 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-110387550034342295.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4066307331082083718.kers'
[2026-05-23 05:21:44] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-110387550034342295.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4066307331082083718.kers]
Normalized transition count is 223 out of 224 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 223 rows 115 cols 675 entries
Finished phase 1 with 115 SingleSign rule and 0 generalized
[2026-05-23 05:21:44] [INFO ] Computed 0 invariants in 0 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-4066307331082083718.kers
Total runtime 1 ms.
[2026-05-23 05:21:44] [INFO ] Implicit Places using invariants in 45 ms returned []
[2026-05-23 05:21:44] [INFO ] Flow matrix only has 224 transitions (discarded 58 similar events)
[2026-05-23 05:21:44] [INFO ] Invariant cache hit.
[2026-05-23 05:21:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2026-05-23 05:21:44] [INFO ] Implicit Places using invariants and state equation in 101 ms returned []
Implicit Place search using SMT with State Equation took 147 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 115/1549 places, 282/1987 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 496 ms. Remains : 115/1549 places, 282/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-08
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-08 finished in 557 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&G(p1))))'
Support contains 2 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 15 places :
Symmetric choice reduction at 0 with 15 rule applications. Total rules 15 place count 1534 transition count 1970
Iterating global reduction 0 with 15 rules applied. Total rules applied 30 place count 1534 transition count 1970
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 31 place count 1534 transition count 1969
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 39 place count 1526 transition count 1959
Iterating global reduction 1 with 8 rules applied. Total rules applied 47 place count 1526 transition count 1959
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 52 place count 1521 transition count 1953
Iterating global reduction 1 with 5 rules applied. Total rules applied 57 place count 1521 transition count 1953
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 58 place count 1521 transition count 1952
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 1517 transition count 1947
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 1517 transition count 1947
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 67 place count 1517 transition count 1946
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 71 place count 1513 transition count 1940
Iterating global reduction 3 with 4 rules applied. Total rules applied 75 place count 1513 transition count 1940
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 77 place count 1511 transition count 1938
Iterating global reduction 3 with 2 rules applied. Total rules applied 79 place count 1511 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 80 place count 1510 transition count 1936
Iterating global reduction 3 with 1 rules applied. Total rules applied 81 place count 1510 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 82 place count 1509 transition count 1934
Iterating global reduction 3 with 1 rules applied. Total rules applied 83 place count 1509 transition count 1934
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 84 place count 1508 transition count 1933
Iterating global reduction 3 with 1 rules applied. Total rules applied 85 place count 1508 transition count 1933
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 86 place count 1508 transition count 1932
Applied a total of 86 rules in 817 ms. Remains 1508 /1549 variables (removed 41) and now considering 1932/1987 (removed 55) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11583581966238320053.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-4327481869889963988.kers'
[2026-05-23 05:21:45] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11583581966238320053.kers, --Pflows, --basisKERS=/tmp/petrispot-output-4327481869889963988.kers]
Culled 0 columns in 1 ms.
// Phase 1: matrix 1932 rows 1508 cols 4043 entries
Finished phase 1 with 1503 SingleSign rule and 1 generalized
[2026-05-23 05:21:45] [INFO ] Computed 4 invariants in 14 ms
Computed 4 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-4327481869889963988.kers
Total runtime 19 ms.
[2026-05-23 05:21:46] [INFO ] Implicit Places using invariants in 252 ms returned []
[2026-05-23 05:21:46] [INFO ] Invariant cache hit.
[2026-05-23 05:21:47] [INFO ] Implicit Places using invariants and state equation in 922 ms returned []
Implicit Place search using SMT with State Equation took 1176 ms to find 0 implicit places.
Running 1931 sub problems to find dead transitions.
[2026-05-23 05:21:47] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30043 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 1931/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1931 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1507 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1931 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1507/3440 variables, and 4 constraints, problems are : Problem set: 0 solved, 1931 unsolved in 30044 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1508 constraints, PredecessorRefiner: 0/1931 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60454ms problems are : Problem set: 0 solved, 1931 unsolved
Search for dead transitions found 0 dead transitions in 60457ms
Starting structural reductions in LTL mode, iteration 1 : 1508/1549 places, 1932/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62458 ms. Remains : 1508/1549 places, 1932/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&G(p1))))'
Stuttering acceptance computed with spot in 185 ms :[true, (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-11
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-11 finished in 62686 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 1549 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Graph (trivial) has 1892 edges and 1549 vertex of which 695 / 1549 are part of one of the 63 SCC in 1 ms
Free SCC test removed 632 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1431 edges and 917 vertex of which 908 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.2 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 494 transitions
Trivial Post-agglo rules discarded 494 transitions
Performed 494 trivial Post agglomeration. Transition count delta: 494
Iterating post reduction 0 with 494 rules applied. Total rules applied 496 place count 907 transition count 752
Reduce places removed 494 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 520 rules applied. Total rules applied 1016 place count 413 transition count 726
Reduce places removed 13 places and 0 transitions.
Iterating post reduction 2 with 13 rules applied. Total rules applied 1029 place count 400 transition count 726
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 46 Pre rules applied. Total rules applied 1029 place count 400 transition count 680
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 3 with 92 rules applied. Total rules applied 1121 place count 354 transition count 680
Discarding 19 places :
Symmetric choice reduction at 3 with 19 rule applications. Total rules 1140 place count 335 transition count 651
Iterating global reduction 3 with 19 rules applied. Total rules applied 1159 place count 335 transition count 651
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 3 with 3 rules applied. Total rules applied 1162 place count 335 transition count 648
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 4 with 3 rules applied. Total rules applied 1165 place count 332 transition count 648
Discarding 11 places :
Symmetric choice reduction at 5 with 11 rule applications. Total rules 1176 place count 321 transition count 633
Iterating global reduction 5 with 11 rules applied. Total rules applied 1187 place count 321 transition count 633
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 1194 place count 321 transition count 626
Discarding 3 places :
Symmetric choice reduction at 6 with 3 rule applications. Total rules 1197 place count 318 transition count 621
Iterating global reduction 6 with 3 rules applied. Total rules applied 1200 place count 318 transition count 621
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 1201 place count 318 transition count 620
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1202 place count 317 transition count 618
Iterating global reduction 7 with 1 rules applied. Total rules applied 1203 place count 317 transition count 618
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1204 place count 316 transition count 616
Iterating global reduction 7 with 1 rules applied. Total rules applied 1205 place count 316 transition count 616
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1206 place count 315 transition count 614
Iterating global reduction 7 with 1 rules applied. Total rules applied 1207 place count 315 transition count 614
Discarding 1 places :
Symmetric choice reduction at 7 with 1 rule applications. Total rules 1208 place count 314 transition count 612
Iterating global reduction 7 with 1 rules applied. Total rules applied 1209 place count 314 transition count 612
Performed 145 Post agglomeration using F-continuation condition with reduction of 83 identical transitions.
Deduced a syphon composed of 145 places in 0 ms
Reduce places removed 145 places and 0 transitions.
Iterating global reduction 7 with 290 rules applied. Total rules applied 1499 place count 169 transition count 384
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 7 with 13 rules applied. Total rules applied 1512 place count 169 transition count 371
Discarding 8 places :
Symmetric choice reduction at 8 with 8 rule applications. Total rules 1520 place count 161 transition count 358
Iterating global reduction 8 with 8 rules applied. Total rules applied 1528 place count 161 transition count 358
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 8 with 2 rules applied. Total rules applied 1530 place count 161 transition count 356
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 1532 place count 159 transition count 349
Iterating global reduction 9 with 2 rules applied. Total rules applied 1534 place count 159 transition count 349
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1535 place count 158 transition count 347
Iterating global reduction 9 with 1 rules applied. Total rules applied 1536 place count 158 transition count 347
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1537 place count 157 transition count 345
Iterating global reduction 9 with 1 rules applied. Total rules applied 1538 place count 157 transition count 345
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1539 place count 156 transition count 343
Iterating global reduction 9 with 1 rules applied. Total rules applied 1540 place count 156 transition count 343
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 9 with 26 rules applied. Total rules applied 1566 place count 143 transition count 327
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 9 with 14 rules applied. Total rules applied 1580 place count 143 transition count 313
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1581 place count 142 transition count 308
Iterating global reduction 10 with 1 rules applied. Total rules applied 1582 place count 142 transition count 308
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 10 with 34 rules applied. Total rules applied 1616 place count 125 transition count 354
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 10 with 17 rules applied. Total rules applied 1633 place count 125 transition count 337
Discarding 9 places :
Symmetric choice reduction at 11 with 9 rule applications. Total rules 1642 place count 116 transition count 319
Iterating global reduction 11 with 9 rules applied. Total rules applied 1651 place count 116 transition count 319
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 11 with 6 rules applied. Total rules applied 1657 place count 116 transition count 313
Drop transitions (Redundant composition of simpler transitions.) removed 36 transitions
Redundant transition composition rules discarded 36 transitions
Iterating global reduction 12 with 36 rules applied. Total rules applied 1693 place count 116 transition count 277
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 12 with 1 rules applied. Total rules applied 1694 place count 115 transition count 276
Applied a total of 1694 rules in 85 ms. Remains 115 /1549 variables (removed 1434) and now considering 276/1987 (removed 1711) transitions.
[2026-05-23 05:22:47] [INFO ] Flow matrix only has 217 transitions (discarded 59 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-18113538394680554532.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-13899678593584898745.kers'
[2026-05-23 05:22:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-18113538394680554532.kers, --Pflows, --basisKERS=/tmp/petrispot-output-13899678593584898745.kers]
Normalized transition count is 216 out of 217 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 216 rows 115 cols 652 entries
Finished phase 1 with 115 SingleSign rule and 0 generalized
[2026-05-23 05:22:47] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-13899678593584898745.kers
Total runtime 2 ms.
[2026-05-23 05:22:47] [INFO ] Implicit Places using invariants in 51 ms returned []
[2026-05-23 05:22:47] [INFO ] Flow matrix only has 217 transitions (discarded 59 similar events)
[2026-05-23 05:22:47] [INFO ] Invariant cache hit.
[2026-05-23 05:22:47] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 05:22:47] [INFO ] Implicit Places using invariants and state equation in 124 ms returned [75]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 178 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 114/1549 places, 276/1987 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 113 transition count 275
Applied a total of 2 rules in 5 ms. Remains 113 /114 variables (removed 1) and now considering 275/276 (removed 1) transitions.
[2026-05-23 05:22:47] [INFO ] Flow matrix only has 216 transitions (discarded 59 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16891691479176016259.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-11276269741979606636.kers'
[2026-05-23 05:22:47] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16891691479176016259.kers, --Pflows, --basisKERS=/tmp/petrispot-output-11276269741979606636.kers]
Normalized transition count is 215 out of 216 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 215 rows 113 cols 660 entries
Finished phase 1 with 113 SingleSign rule and 0 generalized
[2026-05-23 05:22:47] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 1 ms.
Exported basis to /tmp/petrispot-output-11276269741979606636.kers
Total runtime 1 ms.
[2026-05-23 05:22:48] [INFO ] Implicit Places using invariants in 50 ms returned []
[2026-05-23 05:22:48] [INFO ] Flow matrix only has 216 transitions (discarded 59 similar events)
[2026-05-23 05:22:48] [INFO ] Invariant cache hit.
[2026-05-23 05:22:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 05:22:48] [INFO ] Implicit Places using invariants and state equation in 117 ms returned []
Implicit Place search using SMT with State Equation took 169 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 113/1549 places, 275/1987 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 439 ms. Remains : 113/1549 places, 275/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Stuttering acceptance computed with spot in 46 ms :[(NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-12
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-12 finished in 516 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U (F((F(!p2)&&p1))&&X(p3)))))'
Support contains 4 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1535 transition count 1971
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1535 transition count 1971
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1535 transition count 1970
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 36 place count 1528 transition count 1962
Iterating global reduction 1 with 7 rules applied. Total rules applied 43 place count 1528 transition count 1962
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 47 place count 1524 transition count 1958
Iterating global reduction 1 with 4 rules applied. Total rules applied 51 place count 1524 transition count 1958
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 52 place count 1524 transition count 1957
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 55 place count 1521 transition count 1953
Iterating global reduction 2 with 3 rules applied. Total rules applied 58 place count 1521 transition count 1953
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 62 place count 1517 transition count 1947
Iterating global reduction 2 with 4 rules applied. Total rules applied 66 place count 1517 transition count 1947
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 68 place count 1515 transition count 1945
Iterating global reduction 2 with 2 rules applied. Total rules applied 70 place count 1515 transition count 1945
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 71 place count 1514 transition count 1943
Iterating global reduction 2 with 1 rules applied. Total rules applied 72 place count 1514 transition count 1943
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 73 place count 1513 transition count 1941
Iterating global reduction 2 with 1 rules applied. Total rules applied 74 place count 1513 transition count 1941
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 75 place count 1512 transition count 1940
Iterating global reduction 2 with 1 rules applied. Total rules applied 76 place count 1512 transition count 1940
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 77 place count 1512 transition count 1939
Applied a total of 77 rules in 835 ms. Remains 1512 /1549 variables (removed 37) and now considering 1939/1987 (removed 48) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-14123975004016391296.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7197587350888837957.kers'
[2026-05-23 05:22:49] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-14123975004016391296.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7197587350888837957.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1939 rows 1512 cols 4059 entries
Finished phase 1 with 1507 SingleSign rule and 1 generalized
[2026-05-23 05:22:49] [INFO ] Computed 4 invariants in 14 ms
Computed 4 P flows in 15 ms.
Exported basis to /tmp/petrispot-output-7197587350888837957.kers
Total runtime 19 ms.
[2026-05-23 05:22:49] [INFO ] Implicit Places using invariants in 233 ms returned []
[2026-05-23 05:22:49] [INFO ] Invariant cache hit.
[2026-05-23 05:22:50] [INFO ] Implicit Places using invariants and state equation in 951 ms returned []
Implicit Place search using SMT with State Equation took 1187 ms to find 0 implicit places.
Running 1938 sub problems to find dead transitions.
[2026-05-23 05:22:50] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1938 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1511/3451 variables, and 4 constraints, problems are : Problem set: 0 solved, 1938 unsolved in 30038 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 1938/1938 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1938 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1511 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1938 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1511/3451 variables, and 4 constraints, problems are : Problem set: 0 solved, 1938 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1512 constraints, PredecessorRefiner: 0/1938 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60450ms problems are : Problem set: 0 solved, 1938 unsolved
Search for dead transitions found 0 dead transitions in 60454ms
Starting structural reductions in LTL mode, iteration 1 : 1512/1549 places, 1939/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62485 ms. Remains : 1512/1549 places, 1939/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(p0) U (F((F(!p2)&&p1))&&X(p3)))))'
Stuttering acceptance computed with spot in 351 ms :[(OR (NOT p1) (NOT p3) p2), (OR (NOT p1) (NOT p3) p2), (OR (NOT p1) p2), (NOT p3), (AND (NOT p0) (NOT p3)), p2, (NOT p0)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-13
Stuttering criterion allowed to conclude after 137 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-13 finished in 62905 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Support contains 2 out of 1549 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Graph (trivial) has 1888 edges and 1549 vertex of which 695 / 1549 are part of one of the 63 SCC in 1 ms
Free SCC test removed 632 places
Ensure Unique test removed 735 transitions
Reduce isomorphic transitions removed 735 transitions.
Graph (complete) has 1431 edges and 917 vertex of which 908 are kept as prefixes of interest. Removing 9 places using SCC suffix rule.1 ms
Discarding 9 places :
Also discarding 5 output transitions
Drop transitions (Output transitions of discarded places.) removed 5 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 492 transitions
Trivial Post-agglo rules discarded 492 transitions
Performed 492 trivial Post agglomeration. Transition count delta: 492
Iterating post reduction 0 with 492 rules applied. Total rules applied 494 place count 907 transition count 754
Reduce places removed 492 places and 0 transitions.
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 13 transitions
Trivial Post-agglo rules discarded 13 transitions
Performed 13 trivial Post agglomeration. Transition count delta: 13
Iterating post reduction 1 with 518 rules applied. Total rules applied 1012 place count 415 transition count 728
Reduce places removed 13 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 15 rules applied. Total rules applied 1027 place count 402 transition count 726
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 1029 place count 400 transition count 726
Performed 46 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 46 Pre rules applied. Total rules applied 1029 place count 400 transition count 680
Deduced a syphon composed of 46 places in 1 ms
Reduce places removed 46 places and 0 transitions.
Iterating global reduction 4 with 92 rules applied. Total rules applied 1121 place count 354 transition count 680
Discarding 19 places :
Symmetric choice reduction at 4 with 19 rule applications. Total rules 1140 place count 335 transition count 651
Iterating global reduction 4 with 19 rules applied. Total rules applied 1159 place count 335 transition count 651
Drop transitions (Trivial Post-Agglo cleanup.) removed 3 transitions
Trivial Post-agglo rules discarded 3 transitions
Performed 3 trivial Post agglomeration. Transition count delta: 3
Iterating post reduction 4 with 3 rules applied. Total rules applied 1162 place count 335 transition count 648
Reduce places removed 3 places and 0 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 1165 place count 332 transition count 648
Discarding 11 places :
Symmetric choice reduction at 6 with 11 rule applications. Total rules 1176 place count 321 transition count 633
Iterating global reduction 6 with 11 rules applied. Total rules applied 1187 place count 321 transition count 633
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 6 with 7 rules applied. Total rules applied 1194 place count 321 transition count 626
Discarding 3 places :
Symmetric choice reduction at 7 with 3 rule applications. Total rules 1197 place count 318 transition count 621
Iterating global reduction 7 with 3 rules applied. Total rules applied 1200 place count 318 transition count 621
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 1201 place count 318 transition count 620
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1202 place count 317 transition count 618
Iterating global reduction 8 with 1 rules applied. Total rules applied 1203 place count 317 transition count 618
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1204 place count 316 transition count 616
Iterating global reduction 8 with 1 rules applied. Total rules applied 1205 place count 316 transition count 616
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1206 place count 315 transition count 614
Iterating global reduction 8 with 1 rules applied. Total rules applied 1207 place count 315 transition count 614
Discarding 1 places :
Symmetric choice reduction at 8 with 1 rule applications. Total rules 1208 place count 314 transition count 612
Iterating global reduction 8 with 1 rules applied. Total rules applied 1209 place count 314 transition count 612
Performed 142 Post agglomeration using F-continuation condition with reduction of 78 identical transitions.
Deduced a syphon composed of 142 places in 0 ms
Reduce places removed 142 places and 0 transitions.
Iterating global reduction 8 with 284 rules applied. Total rules applied 1493 place count 172 transition count 392
Ensure Unique test removed 13 transitions
Reduce isomorphic transitions removed 13 transitions.
Iterating post reduction 8 with 13 rules applied. Total rules applied 1506 place count 172 transition count 379
Discarding 8 places :
Symmetric choice reduction at 9 with 8 rule applications. Total rules 1514 place count 164 transition count 366
Iterating global reduction 9 with 8 rules applied. Total rules applied 1522 place count 164 transition count 366
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 9 with 2 rules applied. Total rules applied 1524 place count 164 transition count 364
Discarding 2 places :
Symmetric choice reduction at 10 with 2 rule applications. Total rules 1526 place count 162 transition count 357
Iterating global reduction 10 with 2 rules applied. Total rules applied 1528 place count 162 transition count 357
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1529 place count 161 transition count 355
Iterating global reduction 10 with 1 rules applied. Total rules applied 1530 place count 161 transition count 355
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1531 place count 160 transition count 353
Iterating global reduction 10 with 1 rules applied. Total rules applied 1532 place count 160 transition count 353
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 1533 place count 159 transition count 351
Iterating global reduction 10 with 1 rules applied. Total rules applied 1534 place count 159 transition count 351
Performed 13 Post agglomeration using F-continuation condition with reduction of 3 identical transitions.
Deduced a syphon composed of 13 places in 0 ms
Reduce places removed 13 places and 0 transitions.
Iterating global reduction 10 with 26 rules applied. Total rules applied 1560 place count 146 transition count 335
Ensure Unique test removed 14 transitions
Reduce isomorphic transitions removed 14 transitions.
Iterating post reduction 10 with 14 rules applied. Total rules applied 1574 place count 146 transition count 321
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1575 place count 145 transition count 316
Iterating global reduction 11 with 1 rules applied. Total rules applied 1576 place count 145 transition count 316
Performed 17 Post agglomeration using F-continuation condition.Transition count delta: -46
Deduced a syphon composed of 17 places in 0 ms
Reduce places removed 17 places and 0 transitions.
Iterating global reduction 11 with 34 rules applied. Total rules applied 1610 place count 128 transition count 362
Ensure Unique test removed 17 transitions
Reduce isomorphic transitions removed 17 transitions.
Iterating post reduction 11 with 17 rules applied. Total rules applied 1627 place count 128 transition count 345
Discarding 9 places :
Symmetric choice reduction at 12 with 9 rule applications. Total rules 1636 place count 119 transition count 327
Iterating global reduction 12 with 9 rules applied. Total rules applied 1645 place count 119 transition count 327
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 12 with 6 rules applied. Total rules applied 1651 place count 119 transition count 321
Drop transitions (Redundant composition of simpler transitions.) removed 38 transitions
Redundant transition composition rules discarded 38 transitions
Iterating global reduction 13 with 38 rules applied. Total rules applied 1689 place count 119 transition count 283
Partial Post-agglomeration rule applied 3 times.
Drop transitions (Partial Post agglomeration) removed 3 transitions
Iterating global reduction 13 with 3 rules applied. Total rules applied 1692 place count 119 transition count 283
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 13 with 1 rules applied. Total rules applied 1693 place count 119 transition count 282
Drop transitions (Redundant composition of simpler transitions.) removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 14 with 1 rules applied. Total rules applied 1694 place count 119 transition count 281
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 14 with 1 rules applied. Total rules applied 1695 place count 118 transition count 280
Applied a total of 1695 rules in 103 ms. Remains 118 /1549 variables (removed 1431) and now considering 280/1987 (removed 1707) transitions.
[2026-05-23 05:23:51] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-11164443471508658872.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-982182090697722835.kers'
[2026-05-23 05:23:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-11164443471508658872.kers, --Pflows, --basisKERS=/tmp/petrispot-output-982182090697722835.kers]
Normalized transition count is 220 out of 221 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 220 rows 118 cols 660 entries
Finished phase 1 with 118 SingleSign rule and 0 generalized
[2026-05-23 05:23:51] [INFO ] Computed 0 invariants in 2 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-982182090697722835.kers
Total runtime 3 ms.
[2026-05-23 05:23:51] [INFO ] Implicit Places using invariants in 56 ms returned []
[2026-05-23 05:23:51] [INFO ] Flow matrix only has 221 transitions (discarded 59 similar events)
[2026-05-23 05:23:51] [INFO ] Invariant cache hit.
[2026-05-23 05:23:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 05:23:51] [INFO ] Implicit Places using invariants and state equation in 215 ms returned [78]
Discarding 1 places :
Implicit Place search using SMT with State Equation took 274 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 117/1549 places, 280/1987 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 116 transition count 279
Applied a total of 2 rules in 8 ms. Remains 116 /117 variables (removed 1) and now considering 279/280 (removed 1) transitions.
[2026-05-23 05:23:51] [INFO ] Flow matrix only has 220 transitions (discarded 59 similar events)
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-16440249668841668657.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-17150579942210072981.kers'
[2026-05-23 05:23:51] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-16440249668841668657.kers, --Pflows, --basisKERS=/tmp/petrispot-output-17150579942210072981.kers]
Normalized transition count is 219 out of 220 initially.
Culled 0 columns in 0 ms.
// Phase 1: matrix 219 rows 116 cols 668 entries
Finished phase 1 with 116 SingleSign rule and 0 generalized
[2026-05-23 05:23:51] [INFO ] Computed 0 invariants in 1 ms
Computed 0 P flows in 2 ms.
Exported basis to /tmp/petrispot-output-17150579942210072981.kers
Total runtime 2 ms.
[2026-05-23 05:23:51] [INFO ] Implicit Places using invariants in 52 ms returned []
[2026-05-23 05:23:51] [INFO ] Flow matrix only has 220 transitions (discarded 59 similar events)
[2026-05-23 05:23:51] [INFO ] Invariant cache hit.
[2026-05-23 05:23:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2026-05-23 05:23:51] [INFO ] Implicit Places using invariants and state equation in 107 ms returned []
Implicit Place search using SMT with State Equation took 161 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 116/1549 places, 279/1987 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 546 ms. Remains : 116/1549 places, 279/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(G(p1)))))'
Stuttering acceptance computed with spot in 125 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-14
Stuttering criterion allowed to conclude after 7955 steps with 1042 reset in 29 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-14 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-14 finished in 735 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&F(p1))))'
Support contains 2 out of 1549 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1549/1549 places, 1987/1987 transitions.
Discarding 14 places :
Symmetric choice reduction at 0 with 14 rule applications. Total rules 14 place count 1535 transition count 1972
Iterating global reduction 0 with 14 rules applied. Total rules applied 28 place count 1535 transition count 1972
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 29 place count 1535 transition count 1971
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 37 place count 1527 transition count 1961
Iterating global reduction 1 with 8 rules applied. Total rules applied 45 place count 1527 transition count 1961
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 50 place count 1522 transition count 1955
Iterating global reduction 1 with 5 rules applied. Total rules applied 55 place count 1522 transition count 1955
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 56 place count 1522 transition count 1954
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 60 place count 1518 transition count 1949
Iterating global reduction 2 with 4 rules applied. Total rules applied 64 place count 1518 transition count 1949
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 65 place count 1518 transition count 1948
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 69 place count 1514 transition count 1942
Iterating global reduction 3 with 4 rules applied. Total rules applied 73 place count 1514 transition count 1942
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 75 place count 1512 transition count 1940
Iterating global reduction 3 with 2 rules applied. Total rules applied 77 place count 1512 transition count 1940
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 78 place count 1511 transition count 1938
Iterating global reduction 3 with 1 rules applied. Total rules applied 79 place count 1511 transition count 1938
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 80 place count 1510 transition count 1936
Iterating global reduction 3 with 1 rules applied. Total rules applied 81 place count 1510 transition count 1936
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 82 place count 1509 transition count 1935
Iterating global reduction 3 with 1 rules applied. Total rules applied 83 place count 1509 transition count 1935
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 84 place count 1509 transition count 1934
Applied a total of 84 rules in 822 ms. Remains 1509 /1549 variables (removed 40) and now considering 1934/1987 (removed 53) transitions.
Running PetriSpot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.petrispot.binaries_1.0.0.202604301425/bin/petri64' '--loadKERS=/tmp/petrispot-input-17082086536315965024.kers' '--Pflows' '--basisKERS=/tmp/petrispot-output-7173770407994455913.kers'
[2026-05-23 05:23:52] [INFO ] Running PetriSpot with arguments : [--loadKERS=/tmp/petrispot-input-17082086536315965024.kers, --Pflows, --basisKERS=/tmp/petrispot-output-7173770407994455913.kers]
Culled 0 columns in 2 ms.
// Phase 1: matrix 1934 rows 1509 cols 4047 entries
Finished phase 1 with 1504 SingleSign rule and 1 generalized
[2026-05-23 05:23:52] [INFO ] Computed 4 invariants in 15 ms
Computed 4 P flows in 16 ms.
Exported basis to /tmp/petrispot-output-7173770407994455913.kers
Total runtime 20 ms.
[2026-05-23 05:23:52] [INFO ] Implicit Places using invariants in 232 ms returned []
[2026-05-23 05:23:52] [INFO ] Invariant cache hit.
[2026-05-23 05:23:53] [INFO ] Implicit Places using invariants and state equation in 950 ms returned []
Implicit Place search using SMT with State Equation took 1183 ms to find 0 implicit places.
Running 1933 sub problems to find dead transitions.
[2026-05-23 05:23:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1508/3443 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30031 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 1933/1933 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1933 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1508 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 1933 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1508/3443 variables, and 4 constraints, problems are : Problem set: 0 solved, 1933 unsolved in 30032 ms.
Refiners :[Generalized P Invariants (flows): 4/4 constraints, State Equation: 0/1509 constraints, PredecessorRefiner: 0/1933 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 60450ms problems are : Problem set: 0 solved, 1933 unsolved
Search for dead transitions found 0 dead transitions in 60453ms
Starting structural reductions in LTL mode, iteration 1 : 1509/1549 places, 1934/1987 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 62465 ms. Remains : 1509/1549 places, 1934/1987 transitions.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202604301425/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(p0)&&F(p1))))'
Stuttering acceptance computed with spot in 182 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), true]
Running random walk in product with property : CloudReconfiguration-PT-317-LTLFireability-15
Stuttering criterion allowed to conclude after 51 steps with 0 reset in 1 ms.
FORMULA CloudReconfiguration-PT-317-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property CloudReconfiguration-PT-317-LTLFireability-15 finished in 62706 ms.
All properties solved by simple procedures.
Total runtime 586178 ms.
BK_STOP 1779513894628
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202604301425.jar
+ VERSION=202604301425
+ echo 'Running Version 202604301425'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="CloudReconfiguration-PT-317"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-5973"
echo " Executing tool itstools"
echo " Input is CloudReconfiguration-PT-317, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r066-tall-177946967600236"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CloudReconfiguration-PT-317.tgz
mv CloudReconfiguration-PT-317 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "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 [ "LTLFireability" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLFireability" != "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 "LTLFireability.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 '
echo "FORMULA_NAME $x"
done
elif [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLFireability"
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 ;