Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r489-tall-167912707901230.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.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 2-5348
Executing tool ltsminxred
Input is Vasy2003-PT-none, examination is ReachabilityCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912707901230
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 692K
-rw-r--r-- 1 mcc users 6.5K Feb 25 14:33 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 25 14:33 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.1K Feb 25 14:25 CTLFireability.txt
-rw-r--r-- 1 mcc users 59K Feb 25 14:25 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.4K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.3K Feb 25 17:26 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:26 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.1K Feb 25 17:26 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:26 LTLFireability.xml
-rw-r--r-- 1 mcc users 12K Feb 25 14:38 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 131K Feb 25 14:38 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 10K Feb 25 14:35 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 90K Feb 25 14:35 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:26 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:26 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 207K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-00
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-01
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-02
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-03
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-04
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-05
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-06
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-07
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-08
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-09
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-10
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-11
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-12
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-13
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-14
FORMULA_NAME Vasy2003-PT-none-ReachabilityCardinality-15

=== Now, execution of the tool begins

BK_START 1679346957895

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=ReachabilityCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Vasy2003-PT-none
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-20 21:15:59] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, ReachabilityCardinality, -timeout, 360, -rebuildPNML]
[2023-03-20 21:15:59] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 21:15:59] [INFO ] Load time of PNML (sax parser for PT used): 79 ms
[2023-03-20 21:15:59] [INFO ] Transformed 485 places.
[2023-03-20 21:15:59] [INFO ] Transformed 776 transitions.
[2023-03-20 21:15:59] [INFO ] Found NUPN structural information;
[2023-03-20 21:15:59] [INFO ] Parsed PT model containing 485 places and 776 transitions and 2809 arcs in 146 ms.
Parsed 16 properties from file /home/mcc/execution/ReachabilityCardinality.xml in 17 ms.
Working with output stream class java.io.PrintStream
Ensure Unique test removed 24 transitions
Reduce redundant transitions removed 24 transitions.
FORMULA Vasy2003-PT-none-ReachabilityCardinality-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Vasy2003-PT-none-ReachabilityCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Vasy2003-PT-none-ReachabilityCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Vasy2003-PT-none-ReachabilityCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Vasy2003-PT-none-ReachabilityCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Vasy2003-PT-none-ReachabilityCardinality-15 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Incomplete random walk after 10000 steps, including 2 resets, run finished after 478 ms. (steps per millisecond=20 ) properties (out of 10) seen :1
FORMULA Vasy2003-PT-none-ReachabilityCardinality-03 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-20 21:16:00] [INFO ] Flow matrix only has 696 transitions (discarded 56 similar events)
// Phase 1: matrix 696 rows 485 cols
[2023-03-20 21:16:00] [INFO ] Computed 66 place invariants in 47 ms
[2023-03-20 21:16:01] [INFO ] [Real]Absence check using 59 positive place invariants in 15 ms returned sat
[2023-03-20 21:16:01] [INFO ] [Real]Absence check using 59 positive and 7 generalized place invariants in 6 ms returned sat
[2023-03-20 21:16:01] [INFO ] After 358ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-20 21:16:01] [INFO ] [Nat]Absence check using 59 positive place invariants in 20 ms returned sat
[2023-03-20 21:16:01] [INFO ] [Nat]Absence check using 59 positive and 7 generalized place invariants in 5 ms returned sat
[2023-03-20 21:16:02] [INFO ] After 588ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :7
[2023-03-20 21:16:02] [INFO ] State equation strengthened by 73 read => feed constraints.
[2023-03-20 21:16:02] [INFO ] After 483ms SMT Verify possible using 73 Read/Feed constraints in natural domain returned unsat :2 sat :7
[2023-03-20 21:16:02] [INFO ] Deduced a trap composed of 127 places in 138 ms of which 5 ms to minimize.
[2023-03-20 21:16:02] [INFO ] Deduced a trap composed of 124 places in 113 ms of which 1 ms to minimize.
[2023-03-20 21:16:02] [INFO ] Deduced a trap composed of 132 places in 99 ms of which 1 ms to minimize.
[2023-03-20 21:16:03] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 467 ms
[2023-03-20 21:16:03] [INFO ] After 1511ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :7
Attempting to minimize the solution found.
Minimization took 425 ms.
[2023-03-20 21:16:03] [INFO ] After 2827ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :7
FORMULA Vasy2003-PT-none-ReachabilityCardinality-11 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
FORMULA Vasy2003-PT-none-ReachabilityCardinality-09 TRUE TECHNIQUES STRUCTURAL_REDUCTION TOPOLOGICAL SAT_SMT
Fused 9 Parikh solutions to 7 different solutions.
Parikh walk visited 0 properties in 86 ms.
Support contains 95 out of 485 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 485/485 places, 752/752 transitions.
Graph (trivial) has 116 edges and 485 vertex of which 4 / 485 are part of one of the 2 SCC in 13 ms
Free SCC test removed 2 places
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Graph (complete) has 1555 edges and 483 vertex of which 481 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.4 ms
Discarding 2 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Drop transitions removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 0 with 4 rules applied. Total rules applied 6 place count 481 transition count 739
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 7 place count 480 transition count 739
Performed 6 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 6 Pre rules applied. Total rules applied 7 place count 480 transition count 733
Deduced a syphon composed of 6 places in 3 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 19 place count 474 transition count 733
Discarding 110 places :
Symmetric choice reduction at 2 with 110 rule applications. Total rules 129 place count 364 transition count 623
Iterating global reduction 2 with 110 rules applied. Total rules applied 239 place count 364 transition count 623
Ensure Unique test removed 24 transitions
Reduce isomorphic transitions removed 24 transitions.
Iterating post reduction 2 with 24 rules applied. Total rules applied 263 place count 364 transition count 599
Discarding 45 places :
Symmetric choice reduction at 3 with 45 rule applications. Total rules 308 place count 319 transition count 544
Iterating global reduction 3 with 45 rules applied. Total rules applied 353 place count 319 transition count 544
Ensure Unique test removed 22 transitions
Reduce isomorphic transitions removed 22 transitions.
Iterating post reduction 3 with 22 rules applied. Total rules applied 375 place count 319 transition count 522
Discarding 20 places :
Symmetric choice reduction at 4 with 20 rule applications. Total rules 395 place count 299 transition count 493
Iterating global reduction 4 with 20 rules applied. Total rules applied 415 place count 299 transition count 493
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 4 with 12 rules applied. Total rules applied 427 place count 299 transition count 481
Discarding 7 places :
Symmetric choice reduction at 5 with 7 rule applications. Total rules 434 place count 292 transition count 470
Iterating global reduction 5 with 7 rules applied. Total rules applied 441 place count 292 transition count 470
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 5 with 3 rules applied. Total rules applied 444 place count 292 transition count 467
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 6 with 22 rules applied. Total rules applied 466 place count 281 transition count 456
Graph (complete) has 965 edges and 281 vertex of which 261 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.1 ms
Discarding 20 places :
Also discarding 5 output transitions
Drop transitions removed 5 transitions
Iterating post reduction 6 with 1 rules applied. Total rules applied 467 place count 261 transition count 451
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 7 with 10 rules applied. Total rules applied 477 place count 261 transition count 441
Discarding 2 places :
Symmetric choice reduction at 8 with 2 rule applications. Total rules 479 place count 259 transition count 439
Iterating global reduction 8 with 2 rules applied. Total rules applied 481 place count 259 transition count 439
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 8 with 4 rules applied. Total rules applied 485 place count 259 transition count 435
Discarding 2 places :
Symmetric choice reduction at 9 with 2 rule applications. Total rules 487 place count 257 transition count 432
Iterating global reduction 9 with 2 rules applied. Total rules applied 489 place count 257 transition count 432
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 490 place count 257 transition count 431
Drop transitions removed 12 transitions
Redundant transition composition rules discarded 12 transitions
Iterating global reduction 10 with 12 rules applied. Total rules applied 502 place count 257 transition count 419
Free-agglomeration rule applied 3 times.
Iterating global reduction 10 with 3 rules applied. Total rules applied 505 place count 257 transition count 416
Reduce places removed 3 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 10 with 8 rules applied. Total rules applied 513 place count 254 transition count 411
Applied a total of 513 rules in 176 ms. Remains 254 /485 variables (removed 231) and now considering 411/752 (removed 341) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 254/485 places, 411/752 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 310 ms. (steps per millisecond=32 ) properties (out of 7) seen :2
FORMULA Vasy2003-PT-none-ReachabilityCardinality-12 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityCardinality-07 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 5) seen :1
FORMULA Vasy2003-PT-none-ReachabilityCardinality-10 TRUE TECHNIQUES TOPOLOGICAL BESTFIRST_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-20 21:16:04] [INFO ] Flow matrix only has 374 transitions (discarded 37 similar events)
// Phase 1: matrix 374 rows 254 cols
[2023-03-20 21:16:04] [INFO ] Computed 55 place invariants in 8 ms
[2023-03-20 21:16:04] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-20 21:16:04] [INFO ] [Nat]Absence check using 48 positive place invariants in 7 ms returned sat
[2023-03-20 21:16:04] [INFO ] [Nat]Absence check using 48 positive and 7 generalized place invariants in 3 ms returned sat
[2023-03-20 21:16:05] [INFO ] After 219ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-20 21:16:05] [INFO ] State equation strengthened by 59 read => feed constraints.
[2023-03-20 21:16:05] [INFO ] After 153ms SMT Verify possible using 59 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-20 21:16:05] [INFO ] After 330ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 143 ms.
[2023-03-20 21:16:05] [INFO ] After 788ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 19 ms.
Support contains 63 out of 254 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 254/254 places, 411/411 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 254 transition count 409
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 252 transition count 409
Discarding 21 places :
Symmetric choice reduction at 0 with 21 rule applications. Total rules 25 place count 231 transition count 382
Iterating global reduction 0 with 21 rules applied. Total rules applied 46 place count 231 transition count 382
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 58 place count 231 transition count 370
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 65 place count 224 transition count 361
Iterating global reduction 1 with 7 rules applied. Total rules applied 72 place count 224 transition count 361
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 76 place count 224 transition count 357
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 222 transition count 353
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 222 transition count 353
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 81 place count 222 transition count 352
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 3 with 2 rules applied. Total rules applied 83 place count 221 transition count 351
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 86 place count 218 transition count 347
Iterating global reduction 3 with 3 rules applied. Total rules applied 89 place count 218 transition count 347
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 3 with 7 rules applied. Total rules applied 96 place count 218 transition count 340
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 97 place count 217 transition count 338
Iterating global reduction 4 with 1 rules applied. Total rules applied 98 place count 217 transition count 338
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 100 place count 217 transition count 336
Applied a total of 100 rules in 46 ms. Remains 217 /254 variables (removed 37) and now considering 336/411 (removed 75) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 217/254 places, 336/411 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 157 ms. (steps per millisecond=63 ) properties (out of 4) seen :2
FORMULA Vasy2003-PT-none-ReachabilityCardinality-14 FALSE TECHNIQUES TOPOLOGICAL RANDOM_WALK
FORMULA Vasy2003-PT-none-ReachabilityCardinality-02 TRUE TECHNIQUES TOPOLOGICAL RANDOM_WALK
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-20 21:16:05] [INFO ] Flow matrix only has 303 transitions (discarded 33 similar events)
// Phase 1: matrix 303 rows 217 cols
[2023-03-20 21:16:05] [INFO ] Computed 55 place invariants in 3 ms
[2023-03-20 21:16:05] [INFO ] After 47ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-20 21:16:05] [INFO ] [Nat]Absence check using 48 positive place invariants in 7 ms returned sat
[2023-03-20 21:16:05] [INFO ] [Nat]Absence check using 48 positive and 7 generalized place invariants in 4 ms returned sat
[2023-03-20 21:16:06] [INFO ] After 150ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-20 21:16:06] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-03-20 21:16:06] [INFO ] After 113ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-20 21:16:06] [INFO ] After 222ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 91 ms.
[2023-03-20 21:16:06] [INFO ] After 531ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 10 ms.
Support contains 49 out of 217 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 217/217 places, 336/336 transitions.
Graph (complete) has 738 edges and 217 vertex of which 213 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 3 place count 213 transition count 333
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 12 place count 204 transition count 322
Iterating global reduction 1 with 9 rules applied. Total rules applied 21 place count 204 transition count 322
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 27 place count 204 transition count 316
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 29 place count 202 transition count 313
Iterating global reduction 2 with 2 rules applied. Total rules applied 31 place count 202 transition count 313
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 32 place count 202 transition count 312
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 3 with 2 rules applied. Total rules applied 34 place count 201 transition count 311
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 38 place count 197 transition count 305
Iterating global reduction 3 with 4 rules applied. Total rules applied 42 place count 197 transition count 305
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 3 with 3 rules applied. Total rules applied 45 place count 197 transition count 302
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 47 place count 195 transition count 299
Iterating global reduction 4 with 2 rules applied. Total rules applied 49 place count 195 transition count 299
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 50 place count 195 transition count 298
Applied a total of 50 rules in 35 ms. Remains 195 /217 variables (removed 22) and now considering 298/336 (removed 38) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 35 ms. Remains : 195/217 places, 298/336 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 1033778 steps, run timeout after 3001 ms. (steps per millisecond=344 ) properties seen :{0=1}
Probabilistic random walk after 1033778 steps, saw 814087 distinct states, run finished after 3001 ms. (steps per millisecond=344 ) properties seen :1
FORMULA Vasy2003-PT-none-ReachabilityCardinality-05 FALSE TECHNIQUES TOPOLOGICAL PROBABILISTIC_WALK
Running SMT prover for 1 properties.
[2023-03-20 21:16:09] [INFO ] Flow matrix only has 268 transitions (discarded 30 similar events)
// Phase 1: matrix 268 rows 195 cols
[2023-03-20 21:16:09] [INFO ] Computed 53 place invariants in 6 ms
[2023-03-20 21:16:09] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 21:16:09] [INFO ] [Nat]Absence check using 45 positive place invariants in 6 ms returned sat
[2023-03-20 21:16:09] [INFO ] [Nat]Absence check using 45 positive and 8 generalized place invariants in 4 ms returned sat
[2023-03-20 21:16:09] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:09] [INFO ] State equation strengthened by 51 read => feed constraints.
[2023-03-20 21:16:09] [INFO ] After 32ms SMT Verify possible using 51 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:09] [INFO ] After 72ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 23 ms.
[2023-03-20 21:16:09] [INFO ] After 240ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 21 out of 195 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 195/195 places, 298/298 transitions.
Graph (complete) has 663 edges and 195 vertex of which 179 are kept as prefixes of interest. Removing 16 places using SCC suffix rule.0 ms
Discarding 16 places :
Also discarding 4 output transitions
Drop transitions removed 4 transitions
Drop transitions removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 9 place count 179 transition count 286
Discarding 11 places :
Symmetric choice reduction at 1 with 11 rule applications. Total rules 20 place count 168 transition count 274
Ensure Unique test removed 1 places
Iterating global reduction 1 with 12 rules applied. Total rules applied 32 place count 167 transition count 274
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Iterating post reduction 1 with 7 rules applied. Total rules applied 39 place count 167 transition count 267
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 45 place count 161 transition count 259
Iterating global reduction 2 with 6 rules applied. Total rules applied 51 place count 161 transition count 259
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 5 rules applied. Total rules applied 56 place count 161 transition count 254
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 57 place count 160 transition count 254
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 59 place count 158 transition count 250
Iterating global reduction 4 with 2 rules applied. Total rules applied 61 place count 158 transition count 250
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 63 place count 158 transition count 248
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 67 place count 156 transition count 246
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 68 place count 155 transition count 244
Iterating global reduction 5 with 1 rules applied. Total rules applied 69 place count 155 transition count 244
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 70 place count 155 transition count 243
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 6 with 2 rules applied. Total rules applied 72 place count 155 transition count 241
Applied a total of 72 rules in 48 ms. Remains 155 /195 variables (removed 40) and now considering 241/298 (removed 57) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 155/195 places, 241/298 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 1404015 steps, run timeout after 3001 ms. (steps per millisecond=467 ) properties seen :{}
Probabilistic random walk after 1404015 steps, saw 1023954 distinct states, run finished after 3001 ms. (steps per millisecond=467 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 21:16:13] [INFO ] Flow matrix only has 215 transitions (discarded 26 similar events)
// Phase 1: matrix 215 rows 155 cols
[2023-03-20 21:16:13] [INFO ] Computed 44 place invariants in 3 ms
[2023-03-20 21:16:13] [INFO ] After 40ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 21:16:13] [INFO ] [Nat]Absence check using 38 positive place invariants in 5 ms returned sat
[2023-03-20 21:16:13] [INFO ] [Nat]Absence check using 38 positive and 6 generalized place invariants in 2 ms returned sat
[2023-03-20 21:16:13] [INFO ] After 65ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:13] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-20 21:16:13] [INFO ] After 28ms SMT Verify possible using 40 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:13] [INFO ] After 56ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 19 ms.
[2023-03-20 21:16:13] [INFO ] After 187ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 21 out of 155 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 241/241 transitions.
Applied a total of 0 rules in 5 ms. Remains 155 /155 variables (removed 0) and now considering 241/241 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5 ms. Remains : 155/155 places, 241/241 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 155/155 places, 241/241 transitions.
Applied a total of 0 rules in 5 ms. Remains 155 /155 variables (removed 0) and now considering 241/241 (removed 0) transitions.
[2023-03-20 21:16:13] [INFO ] Flow matrix only has 215 transitions (discarded 26 similar events)
[2023-03-20 21:16:13] [INFO ] Invariant cache hit.
[2023-03-20 21:16:13] [INFO ] Implicit Places using invariants in 101 ms returned [43, 45, 47, 49, 50, 51, 52, 53, 54, 135, 140]
Discarding 11 places :
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Implicit Place search using SMT only with invariants took 103 ms to find 11 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 144/155 places, 237/241 transitions.
Graph (trivial) has 15 edges and 144 vertex of which 4 / 144 are part of one of the 2 SCC in 0 ms
Free SCC test removed 2 places
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 6 rules applied. Total rules applied 7 place count 142 transition count 227
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 1 with 6 rules applied. Total rules applied 13 place count 136 transition count 227
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 13 place count 136 transition count 223
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 21 place count 132 transition count 223
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 23 place count 130 transition count 221
Iterating global reduction 2 with 2 rules applied. Total rules applied 25 place count 130 transition count 221
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 2 with 4 rules applied. Total rules applied 29 place count 128 transition count 219
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 33 place count 126 transition count 222
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 35 place count 126 transition count 220
Drop transitions removed 3 transitions
Redundant transition composition rules discarded 3 transitions
Iterating global reduction 3 with 3 rules applied. Total rules applied 38 place count 126 transition count 217
Applied a total of 38 rules in 50 ms. Remains 126 /144 variables (removed 18) and now considering 217/237 (removed 20) transitions.
[2023-03-20 21:16:13] [INFO ] Flow matrix only has 194 transitions (discarded 23 similar events)
// Phase 1: matrix 194 rows 126 cols
[2023-03-20 21:16:13] [INFO ] Computed 31 place invariants in 3 ms
[2023-03-20 21:16:13] [INFO ] Implicit Places using invariants in 99 ms returned [29, 30, 35, 36, 37, 38, 39]
Discarding 7 places :
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Implicit Place search using SMT only with invariants took 101 ms to find 7 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 119/155 places, 211/241 transitions.
Drop transitions 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 4 place count 119 transition count 207
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 8 place count 115 transition count 207
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 8 place count 115 transition count 202
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 18 place count 110 transition count 202
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 21 place count 107 transition count 199
Iterating global reduction 2 with 3 rules applied. Total rules applied 24 place count 107 transition count 199
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 2 with 12 rules applied. Total rules applied 36 place count 101 transition count 193
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 2 with 12 rules applied. Total rules applied 48 place count 101 transition count 181
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 50 place count 99 transition count 177
Iterating global reduction 3 with 2 rules applied. Total rules applied 52 place count 99 transition count 177
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 56 place count 99 transition count 173
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 63 place count 99 transition count 166
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Discarding 6 places :
Also discarding 7 output transitions
Drop transitions removed 7 transitions
Remove reverse transitions (loop back) rule discarded transition t764.t51 and 6 places that fell out of Prefix Of Interest.
Iterating global reduction 4 with 2 rules applied. Total rules applied 65 place count 92 transition count 158
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 67 place count 92 transition count 156
Free-agglomeration rule applied 7 times.
Iterating global reduction 5 with 7 rules applied. Total rules applied 74 place count 92 transition count 149
Reduce places removed 7 places and 0 transitions.
Iterating post reduction 5 with 7 rules applied. Total rules applied 81 place count 85 transition count 149
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 6 with 4 rules applied. Total rules applied 85 place count 85 transition count 145
Free-agglomeration rule (complex) applied 2 times.
Iterating global reduction 6 with 2 rules applied. Total rules applied 87 place count 85 transition count 148
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 6 with 8 rules applied. Total rules applied 95 place count 83 transition count 142
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 7 with 2 rules applied. Total rules applied 97 place count 83 transition count 140
Applied a total of 97 rules in 30 ms. Remains 83 /119 variables (removed 36) and now considering 140/211 (removed 71) transitions.
[2023-03-20 21:16:13] [INFO ] Flow matrix only has 124 transitions (discarded 16 similar events)
// Phase 1: matrix 124 rows 83 cols
[2023-03-20 21:16:13] [INFO ] Computed 21 place invariants in 1 ms
[2023-03-20 21:16:13] [INFO ] Implicit Places using invariants in 45 ms returned [5, 21]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 46 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 3 : 81/155 places, 140/241 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 80 transition count 139
Applied a total of 2 rules in 5 ms. Remains 80 /81 variables (removed 1) and now considering 139/140 (removed 1) transitions.
[2023-03-20 21:16:13] [INFO ] Flow matrix only has 123 transitions (discarded 16 similar events)
// Phase 1: matrix 123 rows 80 cols
[2023-03-20 21:16:13] [INFO ] Computed 19 place invariants in 1 ms
[2023-03-20 21:16:13] [INFO ] Implicit Places using invariants in 64 ms returned [3]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 65 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 4 : 79/155 places, 139/241 transitions.
Applied a total of 0 rules in 2 ms. Remains 79 /79 variables (removed 0) and now considering 139/139 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 5 iterations and 409 ms. Remains : 79/155 places, 139/241 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 2195827 steps, run timeout after 3001 ms. (steps per millisecond=731 ) properties seen :{}
Probabilistic random walk after 2195827 steps, saw 452999 distinct states, run finished after 3001 ms. (steps per millisecond=731 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 21:16:16] [INFO ] Flow matrix only has 123 transitions (discarded 16 similar events)
// Phase 1: matrix 123 rows 79 cols
[2023-03-20 21:16:16] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-20 21:16:16] [INFO ] After 34ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 21:16:16] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-20 21:16:16] [INFO ] [Nat]Absence check using 15 positive and 3 generalized place invariants in 1 ms returned sat
[2023-03-20 21:16:16] [INFO ] After 34ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:16] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-20 21:16:16] [INFO ] After 14ms SMT Verify possible using 23 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:16] [INFO ] After 28ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 14 ms.
[2023-03-20 21:16:16] [INFO ] After 110ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 21 out of 79 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 139/139 transitions.
Applied a total of 0 rules in 4 ms. Remains 79 /79 variables (removed 0) and now considering 139/139 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4 ms. Remains : 79/79 places, 139/139 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 79/79 places, 139/139 transitions.
Applied a total of 0 rules in 3 ms. Remains 79 /79 variables (removed 0) and now considering 139/139 (removed 0) transitions.
[2023-03-20 21:16:16] [INFO ] Flow matrix only has 123 transitions (discarded 16 similar events)
[2023-03-20 21:16:16] [INFO ] Invariant cache hit.
[2023-03-20 21:16:16] [INFO ] Implicit Places using invariants in 50 ms returned []
[2023-03-20 21:16:16] [INFO ] Flow matrix only has 123 transitions (discarded 16 similar events)
[2023-03-20 21:16:16] [INFO ] Invariant cache hit.
[2023-03-20 21:16:16] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-20 21:16:16] [INFO ] Implicit Places using invariants and state equation in 78 ms returned []
Implicit Place search using SMT with State Equation took 131 ms to find 0 implicit places.
[2023-03-20 21:16:17] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-20 21:16:17] [INFO ] Flow matrix only has 123 transitions (discarded 16 similar events)
[2023-03-20 21:16:17] [INFO ] Invariant cache hit.
[2023-03-20 21:16:17] [INFO ] Dead Transitions using invariants and state equation in 69 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 212 ms. Remains : 79/79 places, 139/139 transitions.
Graph (trivial) has 30 edges and 79 vertex of which 8 / 79 are part of one of the 4 SCC in 0 ms
Free SCC test removed 4 places
Drop transitions removed 13 transitions
Ensure Unique test removed 11 transitions
Reduce isomorphic transitions removed 24 transitions.
Graph (complete) has 204 edges and 75 vertex of which 63 are kept as prefixes of interest. Removing 12 places using SCC suffix rule.0 ms
Discarding 12 places :
Also discarding 10 output transitions
Drop transitions removed 10 transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 63 transition count 104
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 3 place count 63 transition count 102
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 61 transition count 102
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 1 with 2 rules applied. Total rules applied 9 place count 60 transition count 101
Drop transitions removed 5 transitions
Redundant transition composition rules discarded 5 transitions
Iterating global reduction 1 with 5 rules applied. Total rules applied 14 place count 60 transition count 96
Partial Free-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 1 with 2 rules applied. Total rules applied 16 place count 60 transition count 96
Applied a total of 16 rules in 8 ms. Remains 60 /79 variables (removed 19) and now considering 96/139 (removed 43) transitions.
Running SMT prover for 1 properties.
[2023-03-20 21:16:17] [INFO ] Flow matrix only has 85 transitions (discarded 11 similar events)
// Phase 1: matrix 85 rows 60 cols
[2023-03-20 21:16:17] [INFO ] Computed 12 place invariants in 0 ms
[2023-03-20 21:16:17] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 21:16:17] [INFO ] [Nat]Absence check using 9 positive place invariants in 2 ms returned sat
[2023-03-20 21:16:17] [INFO ] [Nat]Absence check using 9 positive and 3 generalized place invariants in 3 ms returned sat
[2023-03-20 21:16:17] [INFO ] After 25ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:17] [INFO ] State equation strengthened by 12 read => feed constraints.
[2023-03-20 21:16:17] [INFO ] After 9ms SMT Verify possible using 12 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:17] [INFO ] After 23ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 10 ms.
[2023-03-20 21:16:17] [INFO ] After 87ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
[2023-03-20 21:16:17] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/ReachabilityCardinality.sr.xml took 4 ms.
[2023-03-20 21:16:17] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 79 places, 139 transitions and 511 arcs took 2 ms.
[2023-03-20 21:16:17] [INFO ] Flatten gal took : 36 ms
Total runtime 17911 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-sym model.pnml --lace-workers=4 --vset=lddmc --saturation=sat -rbs,w2W,ru,hf --sylvan-sizes=20,28,20,28 --invariant=/tmp/547/inv_0_ --inv-par
FORMULA Vasy2003-PT-none-ReachabilityCardinality-06 FALSE TECHNIQUES DECISION_DIAGRAMS PARALLEL_PROCESSING USE_NUPN

BK_STOP 1679346978540

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination ReachabilityCardinality -timeout 360 -rebuildPNML
mcc2023
rfs formula name Vasy2003-PT-none-ReachabilityCardinality-06
rfs formula type AG
rfs formula formula --invariant=/tmp/547/inv_0_
pnml2lts-sym: Exploration order is bfs-prev
pnml2lts-sym: Saturation strategy is sat
pnml2lts-sym: Guided search strategy is unguided
pnml2lts-sym: Attractor strategy is default
pnml2lts-sym: opening model.pnml
pnml2lts-sym: Edge label is id
Warning: program compiled against libxml 210 using older 209
pnml2lts-sym: Petri net has 79 places, 139 transitions and 511 arcs
pnml2lts-sym: Petri net Vasy2003_PT_none analyzed
pnml2lts-sym: There are no safe places
pnml2lts-sym: Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-sym: Initializing regrouping layer
pnml2lts-sym: Regroup specification: bs,w2W,ru,hf
pnml2lts-sym: Regroup Boost's Sloan
pnml2lts-sym: Regroup over-approximate must-write to may-write
pnml2lts-sym: Regroup Row sUbsume
pnml2lts-sym: Reqroup Horizontal Flip
pnml2lts-sym: Regrouping: 139->119 groups
pnml2lts-sym: Regrouping took 0.010 real 0.020 user 0.000 sys
pnml2lts-sym: state vector length is 79; there are 119 groups
pnml2lts-sym: Creating a multi-core ListDD domain.
pnml2lts-sym: Sylvan allocates 15.000 GB virtual memory for nodes table and operation cache.
pnml2lts-sym: Initial nodes table and operation cache requires 60.00 MB.
pnml2lts-sym: Using GBgetTransitionsShortR2W as next-state function
pnml2lts-sym: got initial state
pnml2lts-sym:
pnml2lts-sym: Invariant violation (/tmp/547/inv_0_) found at depth -1!
pnml2lts-sym:
pnml2lts-sym: all invariants violated
pnml2lts-sym: exiting now
pnml2lts-sym: invariant detection took 0.080 real 0.310 user 0.020 sys
pnml2lts-sym: max token count: 1

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="Vasy2003-PT-none"
export BK_EXAMINATION="ReachabilityCardinality"
export BK_TOOL="ltsminxred"
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 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Vasy2003-PT-none, examination is ReachabilityCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r489-tall-167912707901230"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Vasy2003-PT-none.tgz
mv Vasy2003-PT-none execution
cd execution
if [ "ReachabilityCardinality" = "ReachabilityDeadlock" ] || [ "ReachabilityCardinality" = "UpperBounds" ] || [ "ReachabilityCardinality" = "QuasiLiveness" ] || [ "ReachabilityCardinality" = "StableMarking" ] || [ "ReachabilityCardinality" = "Liveness" ] || [ "ReachabilityCardinality" = "OneSafe" ] || [ "ReachabilityCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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