About the Execution of ITS-Tools for CO4-PT-21
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 39213.00 | 0.00 | 0.00 | 0 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r044-tall-174854028600541.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is CO4-PT-21, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r044-tall-174854028600541
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 764K
-rw-r--r-- 1 mcc users 5.9K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 62K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.7K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.5K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 344K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of positive values
NUM_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME CO4-PT-21-UpperBounds-00
FORMULA_NAME CO4-PT-21-UpperBounds-01
FORMULA_NAME CO4-PT-21-UpperBounds-02
FORMULA_NAME CO4-PT-21-UpperBounds-03
FORMULA_NAME CO4-PT-21-UpperBounds-04
FORMULA_NAME CO4-PT-21-UpperBounds-05
FORMULA_NAME CO4-PT-21-UpperBounds-06
FORMULA_NAME CO4-PT-21-UpperBounds-07
FORMULA_NAME CO4-PT-21-UpperBounds-08
FORMULA_NAME CO4-PT-21-UpperBounds-09
FORMULA_NAME CO4-PT-21-UpperBounds-10
FORMULA_NAME CO4-PT-21-UpperBounds-11
FORMULA_NAME CO4-PT-21-UpperBounds-12
FORMULA_NAME CO4-PT-21-UpperBounds-13
FORMULA_NAME CO4-PT-21-UpperBounds-14
FORMULA_NAME CO4-PT-21-UpperBounds-15
=== Now, execution of the tool begins
BK_START 1748613738759
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=CO4-PT-21
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-05-30 14:02:19] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-05-30 14:02:19] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-30 14:02:20] [INFO ] Load time of PNML (sax parser for PT used): 115 ms
[2025-05-30 14:02:20] [INFO ] Transformed 1400 places.
[2025-05-30 14:02:20] [INFO ] Transformed 1583 transitions.
[2025-05-30 14:02:20] [INFO ] Found NUPN structural information;
[2025-05-30 14:02:20] [INFO ] Parsed PT model containing 1400 places and 1583 transitions and 3434 arcs in 215 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Deduced a syphon composed of 307 places in 18 ms
Reduce places removed 307 places and 347 transitions.
FORMULA CO4-PT-21-UpperBounds-00 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA CO4-PT-21-UpperBounds-03 0 TECHNIQUES TOPOLOGICAL INITIAL_STATE
Current structural bounds on expressions (Initiallly, because the net is safe) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (Before main loop) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
// Phase 1: matrix 1236 rows 1093 cols
[2025-05-30 14:02:20] [INFO ] Computed 9 invariants in 40 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 10000 steps (59 resets) in 58 ms. (169 steps per ms)
FORMULA CO4-PT-21-UpperBounds-15 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-09 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-08 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-04 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-02 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-01 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 80000 steps (143 resets) in 133 ms. (597 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
[2025-05-30 14:02:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:20] [INFO ] [Real]Absence check using 9 positive place invariants in 31 ms returned sat
[2025-05-30 14:02:21] [INFO ] [Real]Absence check using state equation in 347 ms returned sat
[2025-05-30 14:02:21] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 79 ms.
[2025-05-30 14:02:21] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:22] [INFO ] [Nat]Absence check using 9 positive place invariants in 26 ms returned sat
[2025-05-30 14:02:22] [INFO ] [Nat]Absence check using state equation in 324 ms returned sat
[2025-05-30 14:02:22] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 68 ms.
[2025-05-30 14:02:24] [INFO ] Added : 144 causal constraints over 29 iterations in 1944 ms. Result :sat
Minimization took 648 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:25] [INFO ] [Real]Absence check using 9 positive place invariants in 25 ms returned sat
[2025-05-30 14:02:25] [INFO ] [Real]Absence check using state equation in 350 ms returned sat
[2025-05-30 14:02:25] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 67 ms.
[2025-05-30 14:02:25] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:26] [INFO ] [Nat]Absence check using 9 positive place invariants in 28 ms returned sat
[2025-05-30 14:02:26] [INFO ] [Nat]Absence check using state equation in 341 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 14:02:26] [INFO ] Deduced a trap composed of 450 places in 223 ms of which 20 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 14:02:26] [INFO ] Deduced a trap composed of 453 places in 205 ms of which 7 ms to minimize.
[2025-05-30 14:02:27] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 566 ms
[2025-05-30 14:02:27] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 52 ms.
[2025-05-30 14:02:29] [INFO ] Added : 182 causal constraints over 37 iterations in 2389 ms. Result :sat
Minimization took 640 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:30] [INFO ] [Real]Absence check using 9 positive place invariants in 24 ms returned sat
[2025-05-30 14:02:30] [INFO ] [Real]Absence check using state equation in 351 ms returned sat
[2025-05-30 14:02:30] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 59 ms.
[2025-05-30 14:02:30] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:31] [INFO ] [Nat]Absence check using 9 positive place invariants in 27 ms returned sat
[2025-05-30 14:02:31] [INFO ] [Nat]Absence check using state equation in 372 ms returned sat
[2025-05-30 14:02:31] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 60 ms.
[2025-05-30 14:02:33] [INFO ] Added : 181 causal constraints over 37 iterations in 2241 ms. Result :sat
Minimization took 652 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:34] [INFO ] [Real]Absence check using 9 positive place invariants in 24 ms returned sat
[2025-05-30 14:02:34] [INFO ] [Real]Absence check using state equation in 345 ms returned sat
[2025-05-30 14:02:35] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 62 ms.
[2025-05-30 14:02:35] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:35] [INFO ] [Nat]Absence check using 9 positive place invariants in 26 ms returned sat
[2025-05-30 14:02:35] [INFO ] [Nat]Absence check using state equation in 387 ms returned sat
[2025-05-30 14:02:36] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 62 ms.
[2025-05-30 14:02:38] [INFO ] Added : 172 causal constraints over 35 iterations in 2284 ms. Result :sat
Minimization took 754 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:39] [INFO ] [Real]Absence check using 9 positive place invariants in 25 ms returned sat
[2025-05-30 14:02:39] [INFO ] [Real]Absence check using state equation in 363 ms returned sat
[2025-05-30 14:02:39] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 68 ms.
[2025-05-30 14:02:39] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:40] [INFO ] [Nat]Absence check using 9 positive place invariants in 26 ms returned sat
[2025-05-30 14:02:40] [INFO ] [Nat]Absence check using state equation in 316 ms returned sat
[2025-05-30 14:02:40] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 57 ms.
[2025-05-30 14:02:42] [INFO ] Added : 173 causal constraints over 35 iterations in 2099 ms. Result :sat
Minimization took 659 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:43] [INFO ] [Real]Absence check using 9 positive place invariants in 24 ms returned sat
[2025-05-30 14:02:43] [INFO ] [Real]Absence check using state equation in 350 ms returned sat
[2025-05-30 14:02:43] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 58 ms.
[2025-05-30 14:02:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:44] [INFO ] [Nat]Absence check using 9 positive place invariants in 29 ms returned sat
[2025-05-30 14:02:44] [INFO ] [Nat]Absence check using state equation in 337 ms returned sat
[2025-05-30 14:02:44] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 69 ms.
[2025-05-30 14:02:46] [INFO ] Added : 185 causal constraints over 37 iterations in 2324 ms. Result :sat
Minimization took 647 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:47] [INFO ] [Real]Absence check using 9 positive place invariants in 24 ms returned sat
[2025-05-30 14:02:48] [INFO ] [Real]Absence check using state equation in 334 ms returned sat
[2025-05-30 14:02:48] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 59 ms.
[2025-05-30 14:02:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:48] [INFO ] [Nat]Absence check using 9 positive place invariants in 26 ms returned sat
[2025-05-30 14:02:48] [INFO ] [Nat]Absence check using state equation in 345 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 14:02:49] [INFO ] Deduced a trap composed of 297 places in 240 ms of which 13 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-30 14:02:49] [INFO ] Deduced a trap composed of 602 places in 259 ms of which 33 ms to minimize.
[2025-05-30 14:02:49] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 622 ms
[2025-05-30 14:02:49] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 53 ms.
[2025-05-30 14:02:51] [INFO ] Added : 147 causal constraints over 30 iterations in 1869 ms. Result :sat
Minimization took 652 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:52] [INFO ] [Real]Absence check using 9 positive place invariants in 27 ms returned sat
[2025-05-30 14:02:52] [INFO ] [Real]Absence check using state equation in 371 ms returned sat
[2025-05-30 14:02:52] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 54 ms.
[2025-05-30 14:02:52] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-05-30 14:02:53] [INFO ] [Nat]Absence check using 9 positive place invariants in 26 ms returned sat
[2025-05-30 14:02:53] [INFO ] [Nat]Absence check using state equation in 367 ms returned sat
[2025-05-30 14:02:53] [INFO ] Computed and/alt/rep : 1121/1303/1121 causal constraints (skipped 114 transitions) in 54 ms.
[2025-05-30 14:02:55] [INFO ] Added : 158 causal constraints over 32 iterations in 1914 ms. Result :sat
Minimization took 796 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
Support contains 8 out of 1093 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1093/1093 places, 1236/1236 transitions.
Graph (trivial) has 1105 edges and 1093 vertex of which 3 / 1093 are part of one of the 1 SCC in 6 ms
Free SCC test removed 2 places
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Graph (complete) has 1468 edges and 1091 vertex of which 1027 are kept as prefixes of interest. Removing 64 places using SCC suffix rule.2 ms
Discarding 64 places :
Also discarding 38 output transitions
Drop transitions (Output transitions of discarded places.) removed 38 transitions
Drop transitions (Empty/Sink Transition effects.) removed 28 transitions
Reduce isomorphic transitions removed 28 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 670 transitions
Trivial Post-agglo rules discarded 670 transitions
Performed 670 trivial Post agglomeration. Transition count delta: 670
Iterating post reduction 0 with 698 rules applied. Total rules applied 700 place count 1027 transition count 497
Reduce places removed 670 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 5 transitions
Trivial Post-agglo rules discarded 5 transitions
Performed 5 trivial Post agglomeration. Transition count delta: 5
Iterating post reduction 1 with 681 rules applied. Total rules applied 1381 place count 357 transition count 486
Reduce places removed 5 places and 0 transitions.
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 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 11 rules applied. Total rules applied 1392 place count 352 transition count 480
Reduce places removed 2 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 3 with 4 rules applied. Total rules applied 1396 place count 350 transition count 478
Reduce places removed 1 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 4 with 3 rules applied. Total rules applied 1399 place count 349 transition count 476
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Iterating post reduction 5 with 8 rules applied. Total rules applied 1407 place count 348 transition count 469
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 6 with 6 rules applied. Total rules applied 1413 place count 342 transition count 469
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 1413 place count 342 transition count 467
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 1417 place count 340 transition count 467
Discarding 41 places :
Symmetric choice reduction at 7 with 41 rule applications. Total rules 1458 place count 299 transition count 426
Iterating global reduction 7 with 41 rules applied. Total rules applied 1499 place count 299 transition count 426
Performed 16 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 16 Pre rules applied. Total rules applied 1499 place count 299 transition count 410
Deduced a syphon composed of 16 places in 1 ms
Reduce places removed 16 places and 0 transitions.
Iterating global reduction 7 with 32 rules applied. Total rules applied 1531 place count 283 transition count 410
Discarding 28 places :
Symmetric choice reduction at 7 with 28 rule applications. Total rules 1559 place count 255 transition count 382
Iterating global reduction 7 with 28 rules applied. Total rules applied 1587 place count 255 transition count 382
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 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 7 with 4 rules applied. Total rules applied 1591 place count 255 transition count 378
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 1592 place count 254 transition count 378
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 1593 place count 253 transition count 376
Iterating global reduction 9 with 1 rules applied. Total rules applied 1594 place count 253 transition count 376
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 1595 place count 253 transition count 375
Performed 108 Post agglomeration using F-continuation condition with reduction of 14 identical transitions.
Deduced a syphon composed of 108 places in 1 ms
Reduce places removed 108 places and 0 transitions.
Iterating global reduction 10 with 216 rules applied. Total rules applied 1811 place count 145 transition count 253
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 10 with 3 rules applied. Total rules applied 1814 place count 145 transition count 250
Discarding 1 places :
Symmetric choice reduction at 11 with 1 rule applications. Total rules 1815 place count 144 transition count 249
Iterating global reduction 11 with 1 rules applied. Total rules applied 1816 place count 144 transition count 249
Performed 42 Post agglomeration using F-continuation condition.Transition count delta: -2
Deduced a syphon composed of 42 places in 0 ms
Reduce places removed 42 places and 0 transitions.
Iterating global reduction 11 with 84 rules applied. Total rules applied 1900 place count 102 transition count 251
Ensure Unique test removed 25 transitions
Reduce isomorphic transitions removed 25 transitions.
Iterating post reduction 11 with 25 rules applied. Total rules applied 1925 place count 102 transition count 226
Discarding 36 places :
Symmetric choice reduction at 12 with 36 rule applications. Total rules 1961 place count 66 transition count 154
Iterating global reduction 12 with 36 rules applied. Total rules applied 1997 place count 66 transition count 154
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 12 with 24 rules applied. Total rules applied 2021 place count 66 transition count 130
Discarding 6 places :
Symmetric choice reduction at 13 with 6 rule applications. Total rules 2027 place count 60 transition count 112
Iterating global reduction 13 with 6 rules applied. Total rules applied 2033 place count 60 transition count 112
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 13 with 3 rules applied. Total rules applied 2036 place count 60 transition count 109
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 2037 place count 60 transition count 108
Free-agglomeration rule applied 7 times.
Iterating global reduction 14 with 7 rules applied. Total rules applied 2044 place count 60 transition count 101
Reduce places removed 7 places and 0 transitions.
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 14 with 10 rules applied. Total rules applied 2054 place count 53 transition count 98
Drop transitions (Redundant composition of simpler transitions.) removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 15 with 2 rules applied. Total rules applied 2056 place count 53 transition count 96
Partial Free-agglomeration rule applied 3 times.
Drop transitions (Partial Free agglomeration) removed 3 transitions
Iterating global reduction 15 with 3 rules applied. Total rules applied 2059 place count 53 transition count 96
Graph (complete) has 169 edges and 53 vertex of which 52 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 15 with 1 rules applied. Total rules applied 2060 place count 52 transition count 96
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 16 with 1 rules applied. Total rules applied 2061 place count 52 transition count 95
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 17 with 1 rules applied. Total rules applied 2062 place count 52 transition count 95
Graph (complete) has 166 edges and 52 vertex of which 51 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 17 with 1 rules applied. Total rules applied 2063 place count 51 transition count 95
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 18 with 1 rules applied. Total rules applied 2064 place count 51 transition count 94
Partial Free-agglomeration rule applied 1 times.
Drop transitions (Partial Free agglomeration) removed 1 transitions
Iterating global reduction 19 with 1 rules applied. Total rules applied 2065 place count 51 transition count 94
Graph (complete) has 163 edges and 51 vertex of which 50 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 19 with 1 rules applied. Total rules applied 2066 place count 50 transition count 94
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 20 with 1 rules applied. Total rules applied 2067 place count 50 transition count 93
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 21 with 1 rules applied. Total rules applied 2068 place count 49 transition count 92
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t173.t174.t1374.t81.t82.t83 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (trivial) has 31 edges and 45 vertex of which 3 / 45 are part of one of the 1 SCC in 0 ms
Free SCC test removed 2 places
Iterating post reduction 21 with 3 rules applied. Total rules applied 2071 place count 43 transition count 90
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 22 with 5 rules applied. Total rules applied 2076 place count 43 transition count 85
Discarding 1 places :
Symmetric choice reduction at 23 with 1 rule applications. Total rules 2077 place count 42 transition count 83
Iterating global reduction 23 with 1 rules applied. Total rules applied 2078 place count 42 transition count 83
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 23 with 1 rules applied. Total rules applied 2079 place count 42 transition count 82
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 24 with 2 rules applied. Total rules applied 2081 place count 41 transition count 81
Drop transitions (Redundant composition of simpler transitions.) removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 24 with 12 rules applied. Total rules applied 2093 place count 41 transition count 69
Discarding 6 places :
Symmetric choice reduction at 24 with 6 rule applications. Total rules 2099 place count 35 transition count 63
Iterating global reduction 24 with 6 rules applied. Total rules applied 2105 place count 35 transition count 63
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 24 with 6 rules applied. Total rules applied 2111 place count 35 transition count 57
Discarding 3 places :
Symmetric choice reduction at 25 with 3 rule applications. Total rules 2114 place count 32 transition count 54
Iterating global reduction 25 with 3 rules applied. Total rules applied 2117 place count 32 transition count 54
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 25 with 3 rules applied. Total rules applied 2120 place count 32 transition count 51
Free-agglomeration rule applied 5 times.
Iterating global reduction 26 with 5 rules applied. Total rules applied 2125 place count 32 transition count 46
Reduce places removed 5 places and 0 transitions.
Iterating post reduction 26 with 5 rules applied. Total rules applied 2130 place count 27 transition count 46
Partial Free-agglomeration rule applied 5 times.
Drop transitions (Partial Free agglomeration) removed 5 transitions
Iterating global reduction 27 with 5 rules applied. Total rules applied 2135 place count 27 transition count 46
Applied a total of 2135 rules in 178 ms. Remains 27 /1093 variables (removed 1066) and now considering 46/1236 (removed 1190) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 188 ms. Remains : 27/1093 places, 46/1236 transitions.
[2025-05-30 14:02:56] [INFO ] Flow matrix only has 38 transitions (discarded 8 similar events)
// Phase 1: matrix 38 rows 27 cols
[2025-05-30 14:02:56] [INFO ] Computed 3 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[0, 0, 0, 0, 0, 0, 0, 0] Max Struct:[1, 1, 1, 1, 1, 1, 1, 1]
RANDOM walk for 1000000 steps (2 resets) in 690 ms. (1447 steps per ms)
FORMULA CO4-PT-21-UpperBounds-14 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-12 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-11 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-10 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-07 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-06 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
FORMULA CO4-PT-21-UpperBounds-05 1 TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
BEST_FIRST walk for 1000001 steps (2 resets) in 314 ms. (3174 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[0] Max Struct:[1]
[2025-05-30 14:02:57] [INFO ] Flow matrix only has 38 transitions (discarded 8 similar events)
[2025-05-30 14:02:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 14:02:57] [INFO ] [Real]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-05-30 14:02:57] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-05-30 14:02:57] [INFO ] Computed and/alt/rep : 22/29/22 causal constraints (skipped 2 transitions) in 1 ms.
[2025-05-30 14:02:57] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-05-30 14:02:57] [INFO ] [Nat]Absence check using 3 positive place invariants in 1 ms returned sat
[2025-05-30 14:02:57] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-05-30 14:02:57] [INFO ] Computed and/alt/rep : 22/29/22 causal constraints (skipped 2 transitions) in 1 ms.
[2025-05-30 14:02:57] [INFO ] Added : 8 causal constraints over 2 iterations in 9 ms. Result :sat
Minimization took 6 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[0] Max Struct:[1]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[1] Max Struct:[1]
Support contains 1 out of 27 places. Attempting structural reductions.
Drop transitions (Removing consumers from one bounded place p553) removed 1 transitions
Starting structural reductions in REACHABILITY mode, iteration 0 : 27/27 places, 45/45 transitions.
Graph (trivial) has 21 edges and 27 vertex of which 6 / 27 are part of one of the 2 SCC in 0 ms
Free SCC test removed 4 places
Drop transitions (Empty/Sink Transition effects.) removed 7 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 8 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 23 transition count 33
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 19 transition count 33
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 10 place count 18 transition count 32
Iterating global reduction 2 with 1 rules applied. Total rules applied 11 place count 18 transition count 32
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 12 place count 17 transition count 30
Iterating global reduction 2 with 1 rules applied. Total rules applied 13 place count 17 transition count 30
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 0 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1337.t554.t555.t556.t1529.t46.t557.t558.t559.t164.t165.t169.t1495.t170 and 1 places that fell out of Prefix Of Interest.
Iterating global reduction 2 with 4 rules applied. Total rules applied 17 place count 12 transition count 26
Drop transitions (Empty/Sink Transition effects.) removed 3 transitions
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 4 transitions.
Graph (trivial) has 7 edges and 12 vertex of which 2 / 12 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Iterating post reduction 2 with 5 rules applied. Total rules applied 22 place count 11 transition count 22
Drop transitions (Empty/Sink Transition effects.) removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 24 place count 11 transition count 20
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Discarding 5 places :
Also discarding 12 output transitions
Drop transitions (Output transitions of discarded places.) removed 12 transitions
Remove reverse transitions (loop back) rule discarded transition t1426.t1223.t1224.t1225.t1577.t4.t1226.t1227.t1228.t496.t497.t498.t499.t500.t501.t1340.t182.t183.t184.t164.t165.t169.t1495.t170 and 5 places that fell out of Prefix Of Interest.
Iterating global reduction 4 with 2 rules applied. Total rules applied 26 place count 4 transition count 7
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Remove reverse transitions (loop back) rule discarded transition t1461.t843.t844.t845.t1552.t27.t846.t847.t848.t496.t497.t498.t499.t500.t501.t1340.t182.t183.t184.t164.t165.t169.t1495.t170 and 1 places that fell out of Prefix Of Interest.
Drop transitions (Empty/Sink Transition effects.) removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 4 with 5 rules applied. Total rules applied 31 place count 3 transition count 2
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 1 Pre rules applied. Total rules applied 31 place count 3 transition count 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 33 place count 2 transition count 1
Applied a total of 33 rules in 5 ms. Remains 2 /27 variables (removed 25) and now considering 1/45 (removed 44) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 2/27 places, 1/45 transitions.
// Phase 1: matrix 1 rows 2 cols
[2025-05-30 14:02:57] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1] Max Struct:[1]
FORMULA CO4-PT-21-UpperBounds-13 1 TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 1000000 steps (500000 resets) in 107 ms. (9259 steps per ms)
BEST_FIRST walk for 0 steps (0 resets) in 0 ms. (0 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[] Max Struct:[]
RANDOM walk for 0 steps (0 resets) in 4 ms. (0 steps per ms) remains 0/0 properties
Finished probabilistic random walk after 0 steps, run visited all 0 properties in 0 ms. (steps per millisecond=0 )
[2025-05-30 14:02:57] [INFO ] Flatten gal took : 111 ms
[2025-05-30 14:02:57] [INFO ] Flatten gal took : 0 ms
[2025-05-30 14:02:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality9592399365767470382.gal : 2 ms
[2025-05-30 14:02:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2164700877543336647.prop : 1 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality9592399365767470382.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2164700877543336647.prop' '--nowitness' '--gen-order' 'FOLLOW'
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[] Max Struct:[]
All properties solved without resorting to model-checking.
Total runtime 37969 ms.
BK_STOP 1748613777972
--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination UpperBounds -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="CO4-PT-21"
export BK_EXAMINATION="UpperBounds"
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 2-5832"
echo " Executing tool itstools"
echo " Input is CO4-PT-21, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r044-tall-174854028600541"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/CO4-PT-21.tgz
mv CO4-PT-21 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;