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.r169-tall-167838856300692.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)
.......................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is FunctionPointer-PT-b032, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838856300692
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 772K
-rw-r--r-- 1 mcc users 7.6K Feb 25 11:52 CTLCardinality.txt
-rw-r--r-- 1 mcc users 82K Feb 25 11:52 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.2K Feb 25 11:51 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 25 11:51 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:09 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 16:09 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:09 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:09 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.7K Feb 25 11:53 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 25 11:53 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 11:53 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Feb 25 11:53 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:09 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:09 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 391K Mar 5 18:22 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 FunctionPointer-PT-b032-LTLFireability-00
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-01
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-02
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-03
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-04
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-05
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-06
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-07
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-08
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-09
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-10
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-11
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-12
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-13
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-14
FORMULA_NAME FunctionPointer-PT-b032-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678617272011

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=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=FunctionPointer-PT-b032
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-12 10:34:33] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-12 10:34:33] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-12 10:34:33] [INFO ] Load time of PNML (sax parser for PT used): 90 ms
[2023-03-12 10:34:33] [INFO ] Transformed 306 places.
[2023-03-12 10:34:33] [INFO ] Transformed 840 transitions.
[2023-03-12 10:34:33] [INFO ] Parsed PT model containing 306 places and 840 transitions and 3392 arcs in 158 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 84 places in 6 ms
Reduce places removed 84 places and 192 transitions.
FORMULA FunctionPointer-PT-b032-LTLFireability-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b032-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b032-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b032-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA FunctionPointer-PT-b032-LTLFireability-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 26 out of 222 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 222/222 places, 648/648 transitions.
Reduce places removed 10 places and 0 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 212 transition count 648
Discarding 24 places :
Symmetric choice reduction at 1 with 24 rule applications. Total rules 34 place count 188 transition count 510
Iterating global reduction 1 with 24 rules applied. Total rules applied 58 place count 188 transition count 510
Ensure Unique test removed 32 transitions
Reduce isomorphic transitions removed 32 transitions.
Iterating post reduction 1 with 32 rules applied. Total rules applied 90 place count 188 transition count 478
Discarding 13 places :
Symmetric choice reduction at 2 with 13 rule applications. Total rules 103 place count 175 transition count 452
Iterating global reduction 2 with 13 rules applied. Total rules applied 116 place count 175 transition count 452
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 122 place count 169 transition count 440
Iterating global reduction 2 with 6 rules applied. Total rules applied 128 place count 169 transition count 440
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 132 place count 165 transition count 424
Iterating global reduction 2 with 4 rules applied. Total rules applied 136 place count 165 transition count 424
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 139 place count 162 transition count 418
Iterating global reduction 2 with 3 rules applied. Total rules applied 142 place count 162 transition count 418
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 144 place count 160 transition count 410
Iterating global reduction 2 with 2 rules applied. Total rules applied 146 place count 160 transition count 410
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 147 place count 159 transition count 406
Iterating global reduction 2 with 1 rules applied. Total rules applied 148 place count 159 transition count 406
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 149 place count 158 transition count 404
Iterating global reduction 2 with 1 rules applied. Total rules applied 150 place count 158 transition count 404
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 151 place count 157 transition count 402
Iterating global reduction 2 with 1 rules applied. Total rules applied 152 place count 157 transition count 402
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 153 place count 156 transition count 400
Iterating global reduction 2 with 1 rules applied. Total rules applied 154 place count 156 transition count 400
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 155 place count 155 transition count 398
Iterating global reduction 2 with 1 rules applied. Total rules applied 156 place count 155 transition count 398
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 157 place count 154 transition count 396
Iterating global reduction 2 with 1 rules applied. Total rules applied 158 place count 154 transition count 396
Applied a total of 158 rules in 83 ms. Remains 154 /222 variables (removed 68) and now considering 396/648 (removed 252) transitions.
[2023-03-12 10:34:34] [INFO ] Flow matrix only has 267 transitions (discarded 129 similar events)
// Phase 1: matrix 267 rows 154 cols
[2023-03-12 10:34:34] [INFO ] Computed 2 place invariants in 24 ms
[2023-03-12 10:34:34] [INFO ] Implicit Places using invariants in 252 ms returned []
[2023-03-12 10:34:34] [INFO ] Flow matrix only has 267 transitions (discarded 129 similar events)
[2023-03-12 10:34:34] [INFO ] Invariant cache hit.
[2023-03-12 10:34:34] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-12 10:34:34] [INFO ] Implicit Places using invariants and state equation in 222 ms returned []
Implicit Place search using SMT with State Equation took 501 ms to find 0 implicit places.
[2023-03-12 10:34:34] [INFO ] Flow matrix only has 267 transitions (discarded 129 similar events)
[2023-03-12 10:34:34] [INFO ] Invariant cache hit.
[2023-03-12 10:34:34] [INFO ] Dead Transitions using invariants and state equation in 150 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 154/222 places, 396/648 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 736 ms. Remains : 154/222 places, 396/648 transitions.
Support contains 26 out of 154 places after structural reductions.
[2023-03-12 10:34:34] [INFO ] Flatten gal took : 55 ms
[2023-03-12 10:34:35] [INFO ] Flatten gal took : 29 ms
[2023-03-12 10:34:35] [INFO ] Input system was already deterministic with 396 transitions.
Support contains 25 out of 154 places (down from 26) after GAL structural reductions.
Incomplete random walk after 10002 steps, including 7 resets, run finished after 281 ms. (steps per millisecond=35 ) properties (out of 22) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 7) 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 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 6) 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 6) 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 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-12 10:34:35] [INFO ] Flow matrix only has 267 transitions (discarded 129 similar events)
[2023-03-12 10:34:35] [INFO ] Invariant cache hit.
[2023-03-12 10:34:35] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:35] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 10:34:35] [INFO ] After 114ms SMT Verify possible using state equation in real domain returned unsat :2 sat :2 real:2
[2023-03-12 10:34:35] [INFO ] State equation strengthened by 55 read => feed constraints.
[2023-03-12 10:34:35] [INFO ] After 41ms SMT Verify possible using 55 Read/Feed constraints in real domain returned unsat :2 sat :0 real:4
[2023-03-12 10:34:35] [INFO ] After 334ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0 real:4
[2023-03-12 10:34:35] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:35] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 10:34:36] [INFO ] After 238ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :4
[2023-03-12 10:34:36] [INFO ] After 108ms SMT Verify possible using 55 Read/Feed constraints in natural domain returned unsat :2 sat :4
[2023-03-12 10:34:36] [INFO ] After 198ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :4
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-12 10:34:36] [INFO ] After 562ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :4
Fused 6 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 63 ms.
Support contains 6 out of 154 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 6 places :
Symmetric choice reduction at 0 with 6 rule applications. Total rules 6 place count 148 transition count 376
Iterating global reduction 0 with 6 rules applied. Total rules applied 12 place count 148 transition count 376
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 16 place count 148 transition count 372
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 22 place count 142 transition count 356
Iterating global reduction 1 with 6 rules applied. Total rules applied 28 place count 142 transition count 356
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 32 place count 142 transition count 352
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 36 place count 138 transition count 340
Iterating global reduction 2 with 4 rules applied. Total rules applied 40 place count 138 transition count 340
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 44 place count 134 transition count 328
Iterating global reduction 2 with 4 rules applied. Total rules applied 48 place count 134 transition count 328
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 52 place count 130 transition count 318
Iterating global reduction 2 with 4 rules applied. Total rules applied 56 place count 130 transition count 318
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 60 place count 126 transition count 310
Iterating global reduction 2 with 4 rules applied. Total rules applied 64 place count 126 transition count 310
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 67 place count 123 transition count 304
Iterating global reduction 2 with 3 rules applied. Total rules applied 70 place count 123 transition count 304
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 120 transition count 298
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 120 transition count 298
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 78 place count 118 transition count 294
Iterating global reduction 2 with 2 rules applied. Total rules applied 80 place count 118 transition count 294
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 81 place count 117 transition count 292
Iterating global reduction 2 with 1 rules applied. Total rules applied 82 place count 117 transition count 292
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 2 with 6 rules applied. Total rules applied 88 place count 117 transition count 286
Applied a total of 88 rules in 75 ms. Remains 117 /154 variables (removed 37) and now considering 286/396 (removed 110) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 76 ms. Remains : 117/154 places, 286/396 transitions.
Finished random walk after 7411 steps, including 8 resets, run visited all 4 properties in 57 ms. (steps per millisecond=130 )
FORMULA FunctionPointer-PT-b032-LTLFireability-01 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 2 atomic propositions for a total of 10 simplifications.
FORMULA FunctionPointer-PT-b032-LTLFireability-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 24 stabilizing places and 64 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(!p0)||(!p0&&G(F(!p1)))))))'
Support contains 3 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 146 transition count 370
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 146 transition count 370
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 146 transition count 362
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 140 transition count 348
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 140 transition count 348
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 40 place count 140 transition count 344
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 44 place count 136 transition count 330
Iterating global reduction 2 with 4 rules applied. Total rules applied 48 place count 136 transition count 330
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 52 place count 132 transition count 314
Iterating global reduction 2 with 4 rules applied. Total rules applied 56 place count 132 transition count 314
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 60 place count 128 transition count 304
Iterating global reduction 2 with 4 rules applied. Total rules applied 64 place count 128 transition count 304
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 68 place count 124 transition count 296
Iterating global reduction 2 with 4 rules applied. Total rules applied 72 place count 124 transition count 296
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 76 place count 120 transition count 288
Iterating global reduction 2 with 4 rules applied. Total rules applied 80 place count 120 transition count 288
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 84 place count 116 transition count 280
Iterating global reduction 2 with 4 rules applied. Total rules applied 88 place count 116 transition count 280
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 92 place count 112 transition count 272
Iterating global reduction 2 with 4 rules applied. Total rules applied 96 place count 112 transition count 272
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 97 place count 111 transition count 270
Iterating global reduction 2 with 1 rules applied. Total rules applied 98 place count 111 transition count 270
Applied a total of 98 rules in 37 ms. Remains 111 /154 variables (removed 43) and now considering 270/396 (removed 126) transitions.
[2023-03-12 10:34:36] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
// Phase 1: matrix 184 rows 111 cols
[2023-03-12 10:34:36] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 10:34:37] [INFO ] Implicit Places using invariants in 287 ms returned []
[2023-03-12 10:34:37] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
[2023-03-12 10:34:37] [INFO ] Invariant cache hit.
[2023-03-12 10:34:37] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:37] [INFO ] Implicit Places using invariants and state equation in 358 ms returned []
Implicit Place search using SMT with State Equation took 647 ms to find 0 implicit places.
[2023-03-12 10:34:37] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
[2023-03-12 10:34:37] [INFO ] Invariant cache hit.
[2023-03-12 10:34:37] [INFO ] Dead Transitions using invariants and state equation in 132 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 111/154 places, 270/396 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 817 ms. Remains : 111/154 places, 270/396 transitions.
Stuttering acceptance computed with spot in 296 ms :[p0, (AND p1 p0), (AND p1 p0), p0, p0]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p1:(AND (GEQ s1 1) (GEQ s98 1)), p0:(AND (GEQ s1 1) (GEQ s86 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 940 reset in 379 ms.
Product exploration explored 100000 steps with 880 reset in 335 ms.
Computed a total of 24 stabilizing places and 64 stable transitions
Computed a total of 24 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p0)), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 298 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 112 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0)]
Incomplete random walk after 10006 steps, including 8 resets, run finished after 58 ms. (steps per millisecond=172 ) 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
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 551622 steps, run timeout after 3001 ms. (steps per millisecond=183 ) properties seen :{}
Probabilistic random walk after 551622 steps, saw 358036 distinct states, run finished after 3002 ms. (steps per millisecond=183 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-12 10:34:42] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
[2023-03-12 10:34:42] [INFO ] Invariant cache hit.
[2023-03-12 10:34:42] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:42] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 10:34:42] [INFO ] After 85ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-12 10:34:42] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-12 10:34:42] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-12 10:34:42] [INFO ] After 51ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-12 10:34:42] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:42] [INFO ] After 22ms SMT Verify possible using 43 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-12 10:34:42] [INFO ] After 48ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 20 ms.
[2023-03-12 10:34:42] [INFO ] After 162ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 23 ms.
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 270/270 transitions.
Graph (complete) has 451 edges and 111 vertex of which 87 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.1 ms
Discarding 24 places :
Also discarding 0 output transitions
Drop transitions removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 0 with 48 rules applied. Total rules applied 49 place count 87 transition count 222
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 55 place count 87 transition count 216
Applied a total of 55 rules in 14 ms. Remains 87 /111 variables (removed 24) and now considering 216/270 (removed 54) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 14 ms. Remains : 87/111 places, 216/270 transitions.
Incomplete random walk after 10002 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 2) seen :1
Finished Best-First random walk after 5338 steps, including 1 resets, run visited all 1 properties in 4 ms. (steps per millisecond=1334 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p0)), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (AND p1 (NOT p0))), (F (AND p1 p0))]
Knowledge based reduction with 7 factoid took 414 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 114 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 106 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0)]
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 111/111 places, 270/270 transitions.
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 111 transition count 264
Applied a total of 6 rules in 24 ms. Remains 111 /111 variables (removed 0) and now considering 264/270 (removed 6) transitions.
[2023-03-12 10:34:43] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
// Phase 1: matrix 181 rows 111 cols
[2023-03-12 10:34:43] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 10:34:43] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-12 10:34:43] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:43] [INFO ] Invariant cache hit.
[2023-03-12 10:34:43] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:43] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
[2023-03-12 10:34:43] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-12 10:34:43] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:43] [INFO ] Invariant cache hit.
[2023-03-12 10:34:43] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 111/111 places, 264/270 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 365 ms. Remains : 111/111 places, 264/270 transitions.
Computed a total of 24 stabilizing places and 64 stable transitions
Computed a total of 24 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 184 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 104 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Incomplete random walk after 10009 steps, including 13 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 10:34:43] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:43] [INFO ] Invariant cache hit.
[2023-03-12 10:34:44] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:44] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 10:34:44] [INFO ] After 40ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-12 10:34:44] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:44] [INFO ] After 16ms SMT Verify possible using 43 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 10:34:44] [INFO ] After 93ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 10:34:44] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:44] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 10:34:44] [INFO ] After 39ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 10:34:44] [INFO ] After 14ms SMT Verify possible using 43 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 10:34:44] [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 10 ms.
[2023-03-12 10:34:44] [INFO ] After 108ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 264/264 transitions.
Graph (complete) has 448 edges and 111 vertex of which 87 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.1 ms
Discarding 24 places :
Also discarding 0 output transitions
Drop transitions removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 0 with 48 rules applied. Total rules applied 49 place count 87 transition count 216
Applied a total of 49 rules in 7 ms. Remains 87 /111 variables (removed 24) and now considering 216/264 (removed 48) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 8 ms. Remains : 87/111 places, 216/264 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Finished Best-First random walk after 2864 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=954 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND p0 p1))]
Knowledge based reduction with 5 factoid took 250 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 102 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 100 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 114 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Product exploration explored 100000 steps with 1008 reset in 273 ms.
Product exploration explored 100000 steps with 972 reset in 286 ms.
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 111/111 places, 264/264 transitions.
Applied a total of 0 rules in 9 ms. Remains 111 /111 variables (removed 0) and now considering 264/264 (removed 0) transitions.
[2023-03-12 10:34:45] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:45] [INFO ] Invariant cache hit.
[2023-03-12 10:34:45] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-12 10:34:45] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:45] [INFO ] Invariant cache hit.
[2023-03-12 10:34:45] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:45] [INFO ] Implicit Places using invariants and state equation in 151 ms returned []
Implicit Place search using SMT with State Equation took 230 ms to find 0 implicit places.
[2023-03-12 10:34:45] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-12 10:34:45] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:45] [INFO ] Invariant cache hit.
[2023-03-12 10:34:45] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 344 ms. Remains : 111/111 places, 264/264 transitions.
Treatment of property FunctionPointer-PT-b032-LTLFireability-00 finished in 8886 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||G(p1))))'
Support contains 3 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 146 transition count 370
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 146 transition count 370
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 22 place count 146 transition count 364
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 29 place count 139 transition count 346
Iterating global reduction 1 with 7 rules applied. Total rules applied 36 place count 139 transition count 346
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 40 place count 139 transition count 342
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 45 place count 134 transition count 326
Iterating global reduction 2 with 5 rules applied. Total rules applied 50 place count 134 transition count 326
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 55 place count 129 transition count 310
Iterating global reduction 2 with 5 rules applied. Total rules applied 60 place count 129 transition count 310
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 124 transition count 298
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 124 transition count 298
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 75 place count 119 transition count 288
Iterating global reduction 2 with 5 rules applied. Total rules applied 80 place count 119 transition count 288
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 84 place count 115 transition count 280
Iterating global reduction 2 with 4 rules applied. Total rules applied 88 place count 115 transition count 280
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 92 place count 111 transition count 272
Iterating global reduction 2 with 4 rules applied. Total rules applied 96 place count 111 transition count 272
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 99 place count 108 transition count 266
Iterating global reduction 2 with 3 rules applied. Total rules applied 102 place count 108 transition count 266
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 103 place count 107 transition count 264
Iterating global reduction 2 with 1 rules applied. Total rules applied 104 place count 107 transition count 264
Drop transitions removed 4 transitions
Redundant transition composition rules discarded 4 transitions
Iterating global reduction 2 with 4 rules applied. Total rules applied 108 place count 107 transition count 260
Applied a total of 108 rules in 37 ms. Remains 107 /154 variables (removed 47) and now considering 260/396 (removed 136) transitions.
[2023-03-12 10:34:45] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
// Phase 1: matrix 176 rows 107 cols
[2023-03-12 10:34:45] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-12 10:34:45] [INFO ] Implicit Places using invariants in 61 ms returned []
[2023-03-12 10:34:45] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:45] [INFO ] Invariant cache hit.
[2023-03-12 10:34:45] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-12 10:34:46] [INFO ] Implicit Places using invariants and state equation in 148 ms returned []
Implicit Place search using SMT with State Equation took 211 ms to find 0 implicit places.
[2023-03-12 10:34:46] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-12 10:34:46] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:46] [INFO ] Invariant cache hit.
[2023-03-12 10:34:46] [INFO ] Dead Transitions using invariants and state equation in 91 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 107/154 places, 260/396 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 350 ms. Remains : 107/154 places, 260/396 transitions.
Stuttering acceptance computed with spot in 70 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(OR (LT s1 1) (LT s95 1)), p0:(AND (GEQ s1 1) (GEQ s73 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 996 reset in 243 ms.
Product exploration explored 100000 steps with 990 reset in 258 ms.
Computed a total of 24 stabilizing places and 64 stable transitions
Computed a total of 24 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 179 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 1275 steps, including 2 resets, run visited all 2 properties in 6 ms. (steps per millisecond=212 )
Knowledge obtained : [(AND p1 (NOT p0)), (X (AND p1 (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 224 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 79 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 72 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 3 out of 107 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 107/107 places, 260/260 transitions.
Applied a total of 0 rules in 6 ms. Remains 107 /107 variables (removed 0) and now considering 260/260 (removed 0) transitions.
[2023-03-12 10:34:47] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:47] [INFO ] Invariant cache hit.
[2023-03-12 10:34:47] [INFO ] Implicit Places using invariants in 64 ms returned []
[2023-03-12 10:34:47] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:47] [INFO ] Invariant cache hit.
[2023-03-12 10:34:47] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-12 10:34:47] [INFO ] Implicit Places using invariants and state equation in 138 ms returned []
Implicit Place search using SMT with State Equation took 214 ms to find 0 implicit places.
[2023-03-12 10:34:47] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 10:34:47] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:47] [INFO ] Invariant cache hit.
[2023-03-12 10:34:47] [INFO ] Dead Transitions using invariants and state equation in 108 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 338 ms. Remains : 107/107 places, 260/260 transitions.
Computed a total of 24 stabilizing places and 64 stable transitions
Computed a total of 24 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 173 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 63 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 1673 steps, including 3 resets, run visited all 2 properties in 11 ms. (steps per millisecond=152 )
Knowledge obtained : [(AND (NOT p0) p1), (X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (NOT (AND (NOT p0) p1)))]
Knowledge based reduction with 5 factoid took 231 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 73 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 69 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 944 reset in 265 ms.
Product exploration explored 100000 steps with 889 reset in 267 ms.
Support contains 3 out of 107 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 107/107 places, 260/260 transitions.
Applied a total of 0 rules in 5 ms. Remains 107 /107 variables (removed 0) and now considering 260/260 (removed 0) transitions.
[2023-03-12 10:34:48] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:48] [INFO ] Invariant cache hit.
[2023-03-12 10:34:49] [INFO ] Implicit Places using invariants in 82 ms returned []
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:49] [INFO ] Invariant cache hit.
[2023-03-12 10:34:49] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-12 10:34:49] [INFO ] Implicit Places using invariants and state equation in 138 ms returned []
Implicit Place search using SMT with State Equation took 223 ms to find 0 implicit places.
[2023-03-12 10:34:49] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 176 transitions (discarded 84 similar events)
[2023-03-12 10:34:49] [INFO ] Invariant cache hit.
[2023-03-12 10:34:49] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 331 ms. Remains : 107/107 places, 260/260 transitions.
Treatment of property FunctionPointer-PT-b032-LTLFireability-02 finished in 3559 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 144 transition count 364
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 144 transition count 364
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 28 place count 144 transition count 356
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 36 place count 136 transition count 336
Iterating global reduction 1 with 8 rules applied. Total rules applied 44 place count 136 transition count 336
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 48 place count 136 transition count 332
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 54 place count 130 transition count 312
Iterating global reduction 2 with 6 rules applied. Total rules applied 60 place count 130 transition count 312
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 66 place count 124 transition count 292
Iterating global reduction 2 with 6 rules applied. Total rules applied 72 place count 124 transition count 292
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 78 place count 118 transition count 278
Iterating global reduction 2 with 6 rules applied. Total rules applied 84 place count 118 transition count 278
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 90 place count 112 transition count 266
Iterating global reduction 2 with 6 rules applied. Total rules applied 96 place count 112 transition count 266
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 101 place count 107 transition count 256
Iterating global reduction 2 with 5 rules applied. Total rules applied 106 place count 107 transition count 256
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 111 place count 102 transition count 246
Iterating global reduction 2 with 5 rules applied. Total rules applied 116 place count 102 transition count 246
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 120 place count 98 transition count 238
Iterating global reduction 2 with 4 rules applied. Total rules applied 124 place count 98 transition count 238
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 125 place count 97 transition count 236
Iterating global reduction 2 with 1 rules applied. Total rules applied 126 place count 97 transition count 236
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 128 place count 97 transition count 234
Applied a total of 128 rules in 31 ms. Remains 97 /154 variables (removed 57) and now considering 234/396 (removed 162) transitions.
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 158 transitions (discarded 76 similar events)
// Phase 1: matrix 158 rows 97 cols
[2023-03-12 10:34:49] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 10:34:49] [INFO ] Implicit Places using invariants in 203 ms returned []
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 158 transitions (discarded 76 similar events)
[2023-03-12 10:34:49] [INFO ] Invariant cache hit.
[2023-03-12 10:34:49] [INFO ] State equation strengthened by 37 read => feed constraints.
[2023-03-12 10:34:49] [INFO ] Implicit Places using invariants and state equation in 119 ms returned []
Implicit Place search using SMT with State Equation took 327 ms to find 0 implicit places.
[2023-03-12 10:34:49] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 158 transitions (discarded 76 similar events)
[2023-03-12 10:34:49] [INFO ] Invariant cache hit.
[2023-03-12 10:34:49] [INFO ] Dead Transitions using invariants and state equation in 89 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 97/154 places, 234/396 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 454 ms. Remains : 97/154 places, 234/396 transitions.
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (GEQ s1 1) (GEQ s89 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 58 steps with 0 reset in 0 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-03 finished in 495 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 2 out of 154 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 144 transition count 364
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 144 transition count 364
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 28 place count 144 transition count 356
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 36 place count 136 transition count 336
Iterating global reduction 1 with 8 rules applied. Total rules applied 44 place count 136 transition count 336
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 48 place count 136 transition count 332
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 54 place count 130 transition count 312
Iterating global reduction 2 with 6 rules applied. Total rules applied 60 place count 130 transition count 312
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 66 place count 124 transition count 292
Iterating global reduction 2 with 6 rules applied. Total rules applied 72 place count 124 transition count 292
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 77 place count 119 transition count 280
Iterating global reduction 2 with 5 rules applied. Total rules applied 82 place count 119 transition count 280
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 87 place count 114 transition count 270
Iterating global reduction 2 with 5 rules applied. Total rules applied 92 place count 114 transition count 270
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 96 place count 110 transition count 262
Iterating global reduction 2 with 4 rules applied. Total rules applied 100 place count 110 transition count 262
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 104 place count 106 transition count 254
Iterating global reduction 2 with 4 rules applied. Total rules applied 108 place count 106 transition count 254
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 111 place count 103 transition count 248
Iterating global reduction 2 with 3 rules applied. Total rules applied 114 place count 103 transition count 248
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 115 place count 102 transition count 246
Iterating global reduction 2 with 1 rules applied. Total rules applied 116 place count 102 transition count 246
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 118 place count 102 transition count 244
Applied a total of 118 rules in 84 ms. Remains 102 /154 variables (removed 52) and now considering 244/396 (removed 152) transitions.
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 167 transitions (discarded 77 similar events)
// Phase 1: matrix 167 rows 102 cols
[2023-03-12 10:34:49] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 10:34:49] [INFO ] Implicit Places using invariants in 90 ms returned []
[2023-03-12 10:34:49] [INFO ] Flow matrix only has 167 transitions (discarded 77 similar events)
[2023-03-12 10:34:49] [INFO ] Invariant cache hit.
[2023-03-12 10:34:50] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-12 10:34:50] [INFO ] Implicit Places using invariants and state equation in 140 ms returned []
Implicit Place search using SMT with State Equation took 251 ms to find 0 implicit places.
[2023-03-12 10:34:50] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-12 10:34:50] [INFO ] Flow matrix only has 167 transitions (discarded 77 similar events)
[2023-03-12 10:34:50] [INFO ] Invariant cache hit.
[2023-03-12 10:34:50] [INFO ] Dead Transitions using invariants and state equation in 86 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 102/154 places, 244/396 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 438 ms. Remains : 102/154 places, 244/396 transitions.
Stuttering acceptance computed with spot in 62 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s4 1) (GEQ s78 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 185 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-06 finished in 514 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((p0 U p1)&&(p2||G(p3)))))'
Support contains 6 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 146 transition count 370
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 146 transition count 370
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 22 place count 146 transition count 364
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 28 place count 140 transition count 348
Iterating global reduction 1 with 6 rules applied. Total rules applied 34 place count 140 transition count 348
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 38 place count 140 transition count 344
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 42 place count 136 transition count 332
Iterating global reduction 2 with 4 rules applied. Total rules applied 46 place count 136 transition count 332
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 50 place count 132 transition count 320
Iterating global reduction 2 with 4 rules applied. Total rules applied 54 place count 132 transition count 320
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 58 place count 128 transition count 310
Iterating global reduction 2 with 4 rules applied. Total rules applied 62 place count 128 transition count 310
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 66 place count 124 transition count 302
Iterating global reduction 2 with 4 rules applied. Total rules applied 70 place count 124 transition count 302
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 73 place count 121 transition count 296
Iterating global reduction 2 with 3 rules applied. Total rules applied 76 place count 121 transition count 296
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 79 place count 118 transition count 290
Iterating global reduction 2 with 3 rules applied. Total rules applied 82 place count 118 transition count 290
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 84 place count 116 transition count 286
Iterating global reduction 2 with 2 rules applied. Total rules applied 86 place count 116 transition count 286
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 87 place count 115 transition count 284
Iterating global reduction 2 with 1 rules applied. Total rules applied 88 place count 115 transition count 284
Applied a total of 88 rules in 31 ms. Remains 115 /154 variables (removed 39) and now considering 284/396 (removed 112) transitions.
[2023-03-12 10:34:50] [INFO ] Flow matrix only has 192 transitions (discarded 92 similar events)
// Phase 1: matrix 192 rows 115 cols
[2023-03-12 10:34:50] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 10:34:50] [INFO ] Implicit Places using invariants in 90 ms returned []
[2023-03-12 10:34:50] [INFO ] Flow matrix only has 192 transitions (discarded 92 similar events)
[2023-03-12 10:34:50] [INFO ] Invariant cache hit.
[2023-03-12 10:34:50] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:50] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 264 ms to find 0 implicit places.
[2023-03-12 10:34:50] [INFO ] Flow matrix only has 192 transitions (discarded 92 similar events)
[2023-03-12 10:34:50] [INFO ] Invariant cache hit.
[2023-03-12 10:34:50] [INFO ] Dead Transitions using invariants and state equation in 97 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 115/154 places, 284/396 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 392 ms. Remains : 115/154 places, 284/396 transitions.
Stuttering acceptance computed with spot in 166 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), (OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p1), (NOT p3)]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p2) (NOT p3))), acceptance={} source=1 dest: 2}, { cond=(OR (AND (NOT p1) p0 p2) (AND (NOT p1) p0 p3)), acceptance={} source=1 dest: 3}, { cond=(OR (AND p1 (NOT p2) p3) (AND p0 (NOT p2) p3)), acceptance={} source=1 dest: 4}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p3), acceptance={} source=4 dest: 2}, { cond=p3, acceptance={} source=4 dest: 4}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s37 1)), p0:(OR (AND (GEQ s0 1) (GEQ s91 1)) (AND (GEQ s1 1) (GEQ s97 1))), p2:(AND (GEQ s0 1) (GEQ s103 1)), p3:(AND (GEQ s1 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-07 finished in 577 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((p0||X(p1)))))'
Support contains 4 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 146 transition count 368
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 146 transition count 368
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 0 with 6 rules applied. Total rules applied 22 place count 146 transition count 362
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 29 place count 139 transition count 346
Iterating global reduction 1 with 7 rules applied. Total rules applied 36 place count 139 transition count 346
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 40 place count 139 transition count 342
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 45 place count 134 transition count 324
Iterating global reduction 2 with 5 rules applied. Total rules applied 50 place count 134 transition count 324
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 55 place count 129 transition count 308
Iterating global reduction 2 with 5 rules applied. Total rules applied 60 place count 129 transition count 308
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 65 place count 124 transition count 298
Iterating global reduction 2 with 5 rules applied. Total rules applied 70 place count 124 transition count 298
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 75 place count 119 transition count 288
Iterating global reduction 2 with 5 rules applied. Total rules applied 80 place count 119 transition count 288
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 84 place count 115 transition count 280
Iterating global reduction 2 with 4 rules applied. Total rules applied 88 place count 115 transition count 280
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 92 place count 111 transition count 272
Iterating global reduction 2 with 4 rules applied. Total rules applied 96 place count 111 transition count 272
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 98 place count 109 transition count 268
Iterating global reduction 2 with 2 rules applied. Total rules applied 100 place count 109 transition count 268
Applied a total of 100 rules in 20 ms. Remains 109 /154 variables (removed 45) and now considering 268/396 (removed 128) transitions.
[2023-03-12 10:34:50] [INFO ] Flow matrix only has 183 transitions (discarded 85 similar events)
// Phase 1: matrix 183 rows 109 cols
[2023-03-12 10:34:50] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 10:34:51] [INFO ] Implicit Places using invariants in 220 ms returned []
[2023-03-12 10:34:51] [INFO ] Flow matrix only has 183 transitions (discarded 85 similar events)
[2023-03-12 10:34:51] [INFO ] Invariant cache hit.
[2023-03-12 10:34:51] [INFO ] State equation strengthened by 42 read => feed constraints.
[2023-03-12 10:34:51] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 345 ms to find 0 implicit places.
[2023-03-12 10:34:51] [INFO ] Flow matrix only has 183 transitions (discarded 85 similar events)
[2023-03-12 10:34:51] [INFO ] Invariant cache hit.
[2023-03-12 10:34:51] [INFO ] Dead Transitions using invariants and state equation in 93 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 109/154 places, 268/396 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 459 ms. Remains : 109/154 places, 268/396 transitions.
Stuttering acceptance computed with spot in 121 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(OR (LT s0 1) (LT s75 1)), p0:(AND (GEQ s1 1) (GEQ s98 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 128 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-08 finished in 596 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((F(p1)&&p0))))'
Support contains 3 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 145 transition count 368
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 145 transition count 368
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 145 transition count 360
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 32 place count 139 transition count 344
Iterating global reduction 1 with 6 rules applied. Total rules applied 38 place count 139 transition count 344
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 44 place count 133 transition count 324
Iterating global reduction 1 with 6 rules applied. Total rules applied 50 place count 133 transition count 324
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 56 place count 127 transition count 304
Iterating global reduction 1 with 6 rules applied. Total rules applied 62 place count 127 transition count 304
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 68 place count 121 transition count 290
Iterating global reduction 1 with 6 rules applied. Total rules applied 74 place count 121 transition count 290
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 80 place count 115 transition count 278
Iterating global reduction 1 with 6 rules applied. Total rules applied 86 place count 115 transition count 278
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 91 place count 110 transition count 268
Iterating global reduction 1 with 5 rules applied. Total rules applied 96 place count 110 transition count 268
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 101 place count 105 transition count 258
Iterating global reduction 1 with 5 rules applied. Total rules applied 106 place count 105 transition count 258
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 110 place count 101 transition count 250
Iterating global reduction 1 with 4 rules applied. Total rules applied 114 place count 101 transition count 250
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 115 place count 100 transition count 248
Iterating global reduction 1 with 1 rules applied. Total rules applied 116 place count 100 transition count 248
Applied a total of 116 rules in 18 ms. Remains 100 /154 variables (removed 54) and now considering 248/396 (removed 148) transitions.
[2023-03-12 10:34:51] [INFO ] Flow matrix only has 165 transitions (discarded 83 similar events)
// Phase 1: matrix 165 rows 100 cols
[2023-03-12 10:34:51] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 10:34:51] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-03-12 10:34:51] [INFO ] Flow matrix only has 165 transitions (discarded 83 similar events)
[2023-03-12 10:34:51] [INFO ] Invariant cache hit.
[2023-03-12 10:34:51] [INFO ] State equation strengthened by 37 read => feed constraints.
[2023-03-12 10:34:51] [INFO ] Implicit Places using invariants and state equation in 123 ms returned []
Implicit Place search using SMT with State Equation took 195 ms to find 0 implicit places.
[2023-03-12 10:34:51] [INFO ] Flow matrix only has 165 transitions (discarded 83 similar events)
[2023-03-12 10:34:51] [INFO ] Invariant cache hit.
[2023-03-12 10:34:51] [INFO ] Dead Transitions using invariants and state equation in 81 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 100/154 places, 248/396 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 295 ms. Remains : 100/154 places, 248/396 transitions.
Stuttering acceptance computed with spot in 120 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (GEQ s1 1) (GEQ s50 1)), p0:(AND (GEQ s1 1) (GEQ s83 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 151 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-09 finished in 434 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X((X(X(F((X(p0) U p1))))&&F(p1))))))'
Support contains 2 out of 154 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 145 transition count 370
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 145 transition count 370
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 26 place count 145 transition count 362
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 33 place count 138 transition count 344
Iterating global reduction 1 with 7 rules applied. Total rules applied 40 place count 138 transition count 344
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 48 place count 138 transition count 336
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 53 place count 133 transition count 320
Iterating global reduction 2 with 5 rules applied. Total rules applied 58 place count 133 transition count 320
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 63 place count 128 transition count 304
Iterating global reduction 2 with 5 rules applied. Total rules applied 68 place count 128 transition count 304
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 73 place count 123 transition count 292
Iterating global reduction 2 with 5 rules applied. Total rules applied 78 place count 123 transition count 292
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 83 place count 118 transition count 282
Iterating global reduction 2 with 5 rules applied. Total rules applied 88 place count 118 transition count 282
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 92 place count 114 transition count 274
Iterating global reduction 2 with 4 rules applied. Total rules applied 96 place count 114 transition count 274
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 100 place count 110 transition count 266
Iterating global reduction 2 with 4 rules applied. Total rules applied 104 place count 110 transition count 266
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 107 place count 107 transition count 260
Iterating global reduction 2 with 3 rules applied. Total rules applied 110 place count 107 transition count 260
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 111 place count 106 transition count 258
Iterating global reduction 2 with 1 rules applied. Total rules applied 112 place count 106 transition count 258
Applied a total of 112 rules in 19 ms. Remains 106 /154 variables (removed 48) and now considering 258/396 (removed 138) transitions.
[2023-03-12 10:34:51] [INFO ] Flow matrix only has 174 transitions (discarded 84 similar events)
// Phase 1: matrix 174 rows 106 cols
[2023-03-12 10:34:51] [INFO ] Computed 2 place invariants in 2 ms
[2023-03-12 10:34:52] [INFO ] Implicit Places using invariants in 69 ms returned []
[2023-03-12 10:34:52] [INFO ] Flow matrix only has 174 transitions (discarded 84 similar events)
[2023-03-12 10:34:52] [INFO ] Invariant cache hit.
[2023-03-12 10:34:52] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-12 10:34:52] [INFO ] Implicit Places using invariants and state equation in 132 ms returned []
Implicit Place search using SMT with State Equation took 227 ms to find 0 implicit places.
[2023-03-12 10:34:52] [INFO ] Flow matrix only has 174 transitions (discarded 84 similar events)
[2023-03-12 10:34:52] [INFO ] Invariant cache hit.
[2023-03-12 10:34:52] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 106/154 places, 258/396 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 349 ms. Remains : 106/154 places, 258/396 transitions.
Stuttering acceptance computed with spot in 182 ms :[(NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 3}]], initial=4, aps=[p1:(AND (GEQ s0 1) (GEQ s86 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 192 steps with 0 reset in 1 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-12 finished in 554 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||X(p1))))'
Support contains 4 out of 154 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 144 transition count 364
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 144 transition count 364
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 28 place count 144 transition count 356
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 36 place count 136 transition count 336
Iterating global reduction 1 with 8 rules applied. Total rules applied 44 place count 136 transition count 336
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 48 place count 136 transition count 332
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 53 place count 131 transition count 314
Iterating global reduction 2 with 5 rules applied. Total rules applied 58 place count 131 transition count 314
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 63 place count 126 transition count 296
Iterating global reduction 2 with 5 rules applied. Total rules applied 68 place count 126 transition count 296
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 73 place count 121 transition count 284
Iterating global reduction 2 with 5 rules applied. Total rules applied 78 place count 121 transition count 284
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 83 place count 116 transition count 274
Iterating global reduction 2 with 5 rules applied. Total rules applied 88 place count 116 transition count 274
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 93 place count 111 transition count 264
Iterating global reduction 2 with 5 rules applied. Total rules applied 98 place count 111 transition count 264
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 103 place count 106 transition count 254
Iterating global reduction 2 with 5 rules applied. Total rules applied 108 place count 106 transition count 254
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 112 place count 102 transition count 246
Iterating global reduction 2 with 4 rules applied. Total rules applied 116 place count 102 transition count 246
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 117 place count 101 transition count 244
Iterating global reduction 2 with 1 rules applied. Total rules applied 118 place count 101 transition count 244
Applied a total of 118 rules in 19 ms. Remains 101 /154 variables (removed 53) and now considering 244/396 (removed 152) transitions.
[2023-03-12 10:34:52] [INFO ] Flow matrix only has 166 transitions (discarded 78 similar events)
// Phase 1: matrix 166 rows 101 cols
[2023-03-12 10:34:52] [INFO ] Computed 2 place invariants in 3 ms
[2023-03-12 10:34:52] [INFO ] Implicit Places using invariants in 59 ms returned []
[2023-03-12 10:34:52] [INFO ] Flow matrix only has 166 transitions (discarded 78 similar events)
[2023-03-12 10:34:52] [INFO ] Invariant cache hit.
[2023-03-12 10:34:52] [INFO ] State equation strengthened by 40 read => feed constraints.
[2023-03-12 10:34:52] [INFO ] Implicit Places using invariants and state equation in 184 ms returned []
Implicit Place search using SMT with State Equation took 247 ms to find 0 implicit places.
[2023-03-12 10:34:52] [INFO ] Flow matrix only has 166 transitions (discarded 78 similar events)
[2023-03-12 10:34:52] [INFO ] Invariant cache hit.
[2023-03-12 10:34:52] [INFO ] Dead Transitions using invariants and state equation in 85 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 101/154 places, 244/396 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 353 ms. Remains : 101/154 places, 244/396 transitions.
Stuttering acceptance computed with spot in 85 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1)]
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 1}, { cond=(NOT p0), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s0 1) (GEQ s6 1)), p1:(OR (LT s4 1) (LT s77 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 25104 steps with 265 reset in 78 ms.
FORMULA FunctionPointer-PT-b032-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property FunctionPointer-PT-b032-LTLFireability-15 finished in 529 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F((G(!p0)||(!p0&&G(F(!p1)))))))'
Found a Shortening insensitive property : FunctionPointer-PT-b032-LTLFireability-00
Stuttering acceptance computed with spot in 193 ms :[p0, (AND p1 p0), (AND p1 p0), p0, p0]
Support contains 3 out of 154 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 154/154 places, 396/396 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 146 transition count 370
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 146 transition count 370
Ensure Unique test removed 8 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 24 place count 146 transition count 362
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 30 place count 140 transition count 348
Iterating global reduction 1 with 6 rules applied. Total rules applied 36 place count 140 transition count 348
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 40 place count 140 transition count 344
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 44 place count 136 transition count 330
Iterating global reduction 2 with 4 rules applied. Total rules applied 48 place count 136 transition count 330
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 52 place count 132 transition count 314
Iterating global reduction 2 with 4 rules applied. Total rules applied 56 place count 132 transition count 314
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 60 place count 128 transition count 304
Iterating global reduction 2 with 4 rules applied. Total rules applied 64 place count 128 transition count 304
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 68 place count 124 transition count 296
Iterating global reduction 2 with 4 rules applied. Total rules applied 72 place count 124 transition count 296
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 76 place count 120 transition count 288
Iterating global reduction 2 with 4 rules applied. Total rules applied 80 place count 120 transition count 288
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 84 place count 116 transition count 280
Iterating global reduction 2 with 4 rules applied. Total rules applied 88 place count 116 transition count 280
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 92 place count 112 transition count 272
Iterating global reduction 2 with 4 rules applied. Total rules applied 96 place count 112 transition count 272
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 97 place count 111 transition count 270
Iterating global reduction 2 with 1 rules applied. Total rules applied 98 place count 111 transition count 270
Applied a total of 98 rules in 29 ms. Remains 111 /154 variables (removed 43) and now considering 270/396 (removed 126) transitions.
[2023-03-12 10:34:53] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
// Phase 1: matrix 184 rows 111 cols
[2023-03-12 10:34:53] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 10:34:53] [INFO ] Implicit Places using invariants in 63 ms returned []
[2023-03-12 10:34:53] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
[2023-03-12 10:34:53] [INFO ] Invariant cache hit.
[2023-03-12 10:34:53] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:53] [INFO ] Implicit Places using invariants and state equation in 147 ms returned []
Implicit Place search using SMT with State Equation took 214 ms to find 0 implicit places.
[2023-03-12 10:34:53] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
[2023-03-12 10:34:53] [INFO ] Invariant cache hit.
[2023-03-12 10:34:53] [INFO ] Dead Transitions using invariants and state equation in 93 ms found 0 transitions.
Starting structural reductions in LI_LTL mode, iteration 1 : 111/154 places, 270/396 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 339 ms. Remains : 111/154 places, 270/396 transitions.
Running random walk in product with property : FunctionPointer-PT-b032-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND p1 p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=p0, acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}]], initial=4, aps=[p1:(AND (GEQ s1 1) (GEQ s98 1)), p0:(AND (GEQ s1 1) (GEQ s86 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, cl-invariant], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 919 reset in 298 ms.
Product exploration explored 100000 steps with 933 reset in 289 ms.
Computed a total of 24 stabilizing places and 64 stable transitions
Computed a total of 24 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p0)), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 7 factoid took 245 ms. Reduced automaton from 5 states, 9 edges and 2 AP (stutter sensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 99 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0)]
Incomplete random walk after 10000 steps, including 13 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 10:34:54] [INFO ] Flow matrix only has 184 transitions (discarded 86 similar events)
[2023-03-12 10:34:54] [INFO ] Invariant cache hit.
[2023-03-12 10:34:54] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-12 10:34:54] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 10:34:54] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 10:34:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2023-03-12 10:34:54] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-12 10:34:54] [INFO ] After 38ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 10:34:54] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:54] [INFO ] After 16ms SMT Verify possible using 43 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 10:34:54] [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 11 ms.
[2023-03-12 10:34:54] [INFO ] After 124ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 270/270 transitions.
Graph (complete) has 451 edges and 111 vertex of which 87 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.0 ms
Discarding 24 places :
Also discarding 0 output transitions
Drop transitions removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 0 with 48 rules applied. Total rules applied 49 place count 87 transition count 222
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 55 place count 87 transition count 216
Applied a total of 55 rules in 7 ms. Remains 87 /111 variables (removed 24) and now considering 216/270 (removed 54) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 7 ms. Remains : 87/111 places, 216/270 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Finished Best-First random walk after 9396 steps, including 2 resets, run visited all 1 properties in 7 ms. (steps per millisecond=1342 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), (X (NOT p0)), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p0)))]
False Knowledge obtained : [(F (AND p1 (NOT p0))), (F (AND p1 p0))]
Knowledge based reduction with 7 factoid took 288 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0)]
Stuttering acceptance computed with spot in 102 ms :[(AND p1 p0), (AND p1 p0), (AND p1 p0)]
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 111/111 places, 270/270 transitions.
Drop transitions removed 6 transitions
Redundant transition composition rules discarded 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 6 place count 111 transition count 264
Applied a total of 6 rules in 16 ms. Remains 111 /111 variables (removed 0) and now considering 264/270 (removed 6) transitions.
[2023-03-12 10:34:55] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
// Phase 1: matrix 181 rows 111 cols
[2023-03-12 10:34:55] [INFO ] Computed 2 place invariants in 1 ms
[2023-03-12 10:34:55] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-12 10:34:55] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:55] [INFO ] Invariant cache hit.
[2023-03-12 10:34:55] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:55] [INFO ] Implicit Places using invariants and state equation in 144 ms returned []
Implicit Place search using SMT with State Equation took 235 ms to find 0 implicit places.
[2023-03-12 10:34:55] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 10:34:55] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:55] [INFO ] Invariant cache hit.
[2023-03-12 10:34:55] [INFO ] Dead Transitions using invariants and state equation in 92 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 111/111 places, 264/270 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 349 ms. Remains : 111/111 places, 264/270 transitions.
Computed a total of 24 stabilizing places and 64 stable transitions
Computed a total of 24 stabilizing places and 64 stable transitions
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 167 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 190 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Incomplete random walk after 10000 steps, including 7 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2000 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-12 10:34:56] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:56] [INFO ] Invariant cache hit.
[2023-03-12 10:34:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:56] [INFO ] [Real]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 10:34:56] [INFO ] After 40ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-12 10:34:56] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:56] [INFO ] After 14ms SMT Verify possible using 43 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 10:34:56] [INFO ] After 84ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-12 10:34:56] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2023-03-12 10:34:56] [INFO ] [Nat]Absence check using 1 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-12 10:34:56] [INFO ] After 44ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-12 10:34:56] [INFO ] After 18ms SMT Verify possible using 43 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-12 10:34:56] [INFO ] After 35ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-12 10:34:56] [INFO ] After 124ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 111/111 places, 264/264 transitions.
Graph (complete) has 448 edges and 111 vertex of which 87 are kept as prefixes of interest. Removing 24 places using SCC suffix rule.1 ms
Discarding 24 places :
Also discarding 0 output transitions
Drop transitions removed 48 transitions
Reduce isomorphic transitions removed 48 transitions.
Iterating post reduction 0 with 48 rules applied. Total rules applied 49 place count 87 transition count 216
Applied a total of 49 rules in 5 ms. Remains 87 /111 variables (removed 24) and now considering 216/264 (removed 48) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6 ms. Remains : 87/111 places, 216/264 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Finished Best-First random walk after 3339 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=1113 )
Knowledge obtained : [(AND (NOT p1) (NOT p0)), (X (NOT (AND p1 p0))), true, (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0))))]
False Knowledge obtained : [(F (AND (NOT p0) p1)), (F (AND p0 p1))]
Knowledge based reduction with 5 factoid took 270 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter insensitive) to 3 states, 5 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 111 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 110 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Stuttering acceptance computed with spot in 113 ms :[(AND p0 p1), (AND p0 p1), (AND p0 p1)]
Product exploration explored 100000 steps with 966 reset in 254 ms.
Product exploration explored 100000 steps with 976 reset in 257 ms.
Support contains 3 out of 111 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 111/111 places, 264/264 transitions.
Applied a total of 0 rules in 19 ms. Remains 111 /111 variables (removed 0) and now considering 264/264 (removed 0) transitions.
[2023-03-12 10:34:57] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:57] [INFO ] Invariant cache hit.
[2023-03-12 10:34:57] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-12 10:34:57] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:57] [INFO ] Invariant cache hit.
[2023-03-12 10:34:57] [INFO ] State equation strengthened by 43 read => feed constraints.
[2023-03-12 10:34:57] [INFO ] Implicit Places using invariants and state equation in 149 ms returned []
Implicit Place search using SMT with State Equation took 219 ms to find 0 implicit places.
[2023-03-12 10:34:57] [INFO ] Redundant transitions in 1 ms returned []
[2023-03-12 10:34:57] [INFO ] Flow matrix only has 181 transitions (discarded 83 similar events)
[2023-03-12 10:34:57] [INFO ] Invariant cache hit.
[2023-03-12 10:34:57] [INFO ] Dead Transitions using invariants and state equation in 98 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 344 ms. Remains : 111/111 places, 264/264 transitions.
Treatment of property FunctionPointer-PT-b032-LTLFireability-00 finished in 4882 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G(F(p0))||G(p1))))'
[2023-03-12 10:34:58] [INFO ] Flatten gal took : 20 ms
[2023-03-12 10:34:58] [INFO ] Export to MCC of 2 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-12 10:34:58] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 154 places, 396 transitions and 1598 arcs took 4 ms.
Total runtime 24525 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1348/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1348/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : FunctionPointer-PT-b032-LTLFireability-00
Could not compute solution for formula : FunctionPointer-PT-b032-LTLFireability-02

BK_STOP 1678617299280

--------------------
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 LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name FunctionPointer-PT-b032-LTLFireability-00
ltl formula formula --ltl=/tmp/1348/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 154 places, 396 transitions and 1598 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.080 real 0.010 user 0.010 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1348/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1348/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1348/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1348/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name FunctionPointer-PT-b032-LTLFireability-02
ltl formula formula --ltl=/tmp/1348/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 154 places, 396 transitions and 1598 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.080 real 0.020 user 0.010 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1348/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1348/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1348/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1348/ltl_1_
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

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="FunctionPointer-PT-b032"
export BK_EXAMINATION="LTLFireability"
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 FunctionPointer-PT-b032, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r169-tall-167838856300692"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/FunctionPointer-PT-b032.tgz
mv FunctionPointer-PT-b032 execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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