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.r391-oct2-167903715600675.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is ShieldPPPt-PT-050A, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r391-oct2-167903715600675
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 792K
-rw-r--r-- 1 mcc users 7.8K Feb 25 21:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 87K Feb 25 21:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.3K Feb 25 21:02 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Feb 25 21:02 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:01 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K Feb 25 17:01 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:01 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 17:01 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.6K Feb 25 21:31 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 100K Feb 25 21:31 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.1K Feb 25 21:20 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 69K Feb 25 21:20 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:01 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:01 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 337K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-00
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-01
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-02
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-03
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-04
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-05
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-06
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-07
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-08
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-09
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-10
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-11
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-12
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-13
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-14
FORMULA_NAME ShieldPPPt-PT-050A-LTLCardinality-15

=== Now, execution of the tool begins

BK_START 1679280185664

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=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-050A
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-20 02:43:07] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-20 02:43:07] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-20 02:43:07] [INFO ] Load time of PNML (sax parser for PT used): 110 ms
[2023-03-20 02:43:07] [INFO ] Transformed 1253 places.
[2023-03-20 02:43:07] [INFO ] Transformed 903 transitions.
[2023-03-20 02:43:07] [INFO ] Found NUPN structural information;
[2023-03-20 02:43:07] [INFO ] Parsed PT model containing 1253 places and 903 transitions and 3606 arcs in 215 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldPPPt-PT-050A-LTLCardinality-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-050A-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-050A-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-050A-LTLCardinality-06 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-050A-LTLCardinality-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-050A-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA ShieldPPPt-PT-050A-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 22 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 176 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-20 02:43:08] [INFO ] Computed 551 place invariants in 16 ms
[2023-03-20 02:43:09] [INFO ] Implicit Places using invariants in 967 ms returned []
[2023-03-20 02:43:09] [INFO ] Invariant cache hit.
[2023-03-20 02:43:10] [INFO ] Implicit Places using invariants and state equation in 1512 ms returned []
Implicit Place search using SMT with State Equation took 2540 ms to find 0 implicit places.
[2023-03-20 02:43:10] [INFO ] Invariant cache hit.
[2023-03-20 02:43:11] [INFO ] Dead Transitions using invariants and state equation in 707 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3439 ms. Remains : 1253/1253 places, 902/902 transitions.
Support contains 22 out of 1253 places after structural reductions.
[2023-03-20 02:43:11] [INFO ] Flatten gal took : 140 ms
[2023-03-20 02:43:11] [INFO ] Flatten gal took : 75 ms
[2023-03-20 02:43:12] [INFO ] Input system was already deterministic with 902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 375 ms. (steps per millisecond=26 ) properties (out of 12) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-20 02:43:13] [INFO ] Invariant cache hit.
[2023-03-20 02:43:13] [INFO ] [Real]Absence check using 551 positive place invariants in 85 ms returned sat
[2023-03-20 02:43:14] [INFO ] After 1119ms SMT Verify possible using state equation in real domain returned unsat :0 sat :4 real:5
[2023-03-20 02:43:15] [INFO ] After 1607ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-20 02:43:15] [INFO ] After 2298ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-20 02:43:15] [INFO ] [Nat]Absence check using 551 positive place invariants in 74 ms returned sat
[2023-03-20 02:43:17] [INFO ] After 1035ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-20 02:43:18] [INFO ] After 2217ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 690 ms.
[2023-03-20 02:43:19] [INFO ] After 3599ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :9
Fused 9 Parikh solutions to 6 different solutions.
Parikh walk visited 2 properties in 194 ms.
Support contains 13 out of 1253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1251 transition count 900
Partial Free-agglomeration rule applied 194 times.
Drop transitions removed 194 transitions
Iterating global reduction 0 with 194 rules applied. Total rules applied 198 place count 1251 transition count 900
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 199 place count 1250 transition count 899
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 200 place count 1249 transition count 899
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 200 place count 1249 transition count 897
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 204 place count 1247 transition count 897
Applied a total of 204 rules in 357 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 357 ms. Remains : 1247/1253 places, 897/902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 196 ms. (steps per millisecond=51 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 59 ms. (steps per millisecond=169 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 136644 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :{0=1, 3=1, 5=1, 6=1}
Probabilistic random walk after 136644 steps, saw 131467 distinct states, run finished after 3002 ms. (steps per millisecond=45 ) properties seen :4
Running SMT prover for 3 properties.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-20 02:43:23] [INFO ] Computed 550 place invariants in 14 ms
[2023-03-20 02:43:23] [INFO ] [Real]Absence check using 550 positive place invariants in 113 ms returned sat
[2023-03-20 02:43:24] [INFO ] After 1096ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-20 02:43:24] [INFO ] [Nat]Absence check using 550 positive place invariants in 117 ms returned sat
[2023-03-20 02:43:25] [INFO ] After 604ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:25] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-20 02:43:25] [INFO ] After 276ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:26] [INFO ] After 720ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 277 ms.
[2023-03-20 02:43:26] [INFO ] After 2090ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 121 ms.
Support contains 6 out of 1247 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 65 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 65 ms. Remains : 1247/1247 places, 897/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 137 ms. (steps per millisecond=72 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 110 ms. (steps per millisecond=90 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 172859 steps, run timeout after 3002 ms. (steps per millisecond=57 ) properties seen :{}
Probabilistic random walk after 172859 steps, saw 166336 distinct states, run finished after 3003 ms. (steps per millisecond=57 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-20 02:43:29] [INFO ] Invariant cache hit.
[2023-03-20 02:43:30] [INFO ] [Real]Absence check using 550 positive place invariants in 76 ms returned sat
[2023-03-20 02:43:30] [INFO ] After 976ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-20 02:43:31] [INFO ] [Nat]Absence check using 550 positive place invariants in 158 ms returned sat
[2023-03-20 02:43:32] [INFO ] After 580ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:32] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-20 02:43:32] [INFO ] After 234ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:32] [INFO ] After 629ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 276 ms.
[2023-03-20 02:43:33] [INFO ] After 2051ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Fused 3 Parikh solutions to 2 different solutions.
Parikh walk visited 0 properties in 67 ms.
Support contains 6 out of 1247 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 81 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 81 ms. Remains : 1247/1247 places, 897/897 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 53 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
[2023-03-20 02:43:33] [INFO ] Invariant cache hit.
[2023-03-20 02:43:33] [INFO ] Implicit Places using invariants in 684 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 686 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1245/1247 places, 897/897 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 1243 transition count 895
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1243 transition count 895
Applied a total of 4 rules in 119 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-20 02:43:34] [INFO ] Computed 548 place invariants in 4 ms
[2023-03-20 02:43:34] [INFO ] Implicit Places using invariants in 732 ms returned []
[2023-03-20 02:43:34] [INFO ] Invariant cache hit.
[2023-03-20 02:43:35] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:43:36] [INFO ] Implicit Places using invariants and state equation in 2117 ms returned []
Implicit Place search using SMT with State Equation took 2874 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 1243/1247 places, 895/897 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3733 ms. Remains : 1243/1247 places, 895/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 3) seen :0
Interrupted probabilistic random walk after 177180 steps, run timeout after 3001 ms. (steps per millisecond=59 ) properties seen :{}
Probabilistic random walk after 177180 steps, saw 170578 distinct states, run finished after 3002 ms. (steps per millisecond=59 ) properties seen :0
Running SMT prover for 3 properties.
[2023-03-20 02:43:40] [INFO ] Invariant cache hit.
[2023-03-20 02:43:40] [INFO ] [Real]Absence check using 548 positive place invariants in 92 ms returned sat
[2023-03-20 02:43:41] [INFO ] After 943ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-20 02:43:41] [INFO ] [Nat]Absence check using 548 positive place invariants in 96 ms returned sat
[2023-03-20 02:43:42] [INFO ] After 486ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:42] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:43:42] [INFO ] After 185ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:42] [INFO ] Deduced a trap composed of 6 places in 195 ms of which 1 ms to minimize.
[2023-03-20 02:43:42] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 272 ms
[2023-03-20 02:43:42] [INFO ] After 744ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 303 ms.
[2023-03-20 02:43:43] [INFO ] After 1874ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 0 properties in 84 ms.
Support contains 6 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 43 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 1243/1243 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 39 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:43:43] [INFO ] Invariant cache hit.
[2023-03-20 02:43:43] [INFO ] Implicit Places using invariants in 625 ms returned []
[2023-03-20 02:43:43] [INFO ] Invariant cache hit.
[2023-03-20 02:43:44] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:43:46] [INFO ] Implicit Places using invariants and state equation in 2344 ms returned []
Implicit Place search using SMT with State Equation took 2972 ms to find 0 implicit places.
[2023-03-20 02:43:46] [INFO ] Redundant transitions in 46 ms returned []
[2023-03-20 02:43:46] [INFO ] Invariant cache hit.
[2023-03-20 02:43:46] [INFO ] Dead Transitions using invariants and state equation in 586 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3651 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 41 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 3 properties.
[2023-03-20 02:43:46] [INFO ] Invariant cache hit.
[2023-03-20 02:43:47] [INFO ] [Real]Absence check using 548 positive place invariants in 74 ms returned sat
[2023-03-20 02:43:47] [INFO ] After 797ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:3
[2023-03-20 02:43:47] [INFO ] [Nat]Absence check using 548 positive place invariants in 77 ms returned sat
[2023-03-20 02:43:48] [INFO ] After 662ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-20 02:43:48] [INFO ] Deduced a trap composed of 6 places in 127 ms of which 0 ms to minimize.
[2023-03-20 02:43:48] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 220 ms
[2023-03-20 02:43:49] [INFO ] After 1053ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 145 ms.
[2023-03-20 02:43:49] [INFO ] After 1547ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Computed a total of 1 stabilizing places and 1 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' '!((G((p0||G(p1)))||X(F(p1))))'
Support contains 3 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 32 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-20 02:43:49] [INFO ] Computed 551 place invariants in 10 ms
[2023-03-20 02:43:50] [INFO ] Implicit Places using invariants in 674 ms returned []
[2023-03-20 02:43:50] [INFO ] Invariant cache hit.
[2023-03-20 02:43:51] [INFO ] Implicit Places using invariants and state equation in 1631 ms returned []
Implicit Place search using SMT with State Equation took 2306 ms to find 0 implicit places.
[2023-03-20 02:43:51] [INFO ] Invariant cache hit.
[2023-03-20 02:43:52] [INFO ] Dead Transitions using invariants and state equation in 629 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2968 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 265 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 1}, { cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s507 1) (OR (EQ s479 0) (EQ s731 1))), p1:(OR (EQ s479 0) (EQ s731 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]]
Product exploration explored 100000 steps with 50000 reset in 2809 ms.
Product exploration explored 100000 steps with 50000 reset in 2794 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p0) p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 7 factoid took 98 ms. Reduced automaton from 3 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-050A-LTLCardinality-01 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-01 finished in 9006 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(p0)))'
Support contains 2 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 47 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-20 02:43:58] [INFO ] Invariant cache hit.
[2023-03-20 02:43:59] [INFO ] Implicit Places using invariants in 856 ms returned []
[2023-03-20 02:43:59] [INFO ] Invariant cache hit.
[2023-03-20 02:44:00] [INFO ] Implicit Places using invariants and state equation in 1392 ms returned []
Implicit Place search using SMT with State Equation took 2264 ms to find 0 implicit places.
[2023-03-20 02:44:00] [INFO ] Invariant cache hit.
[2023-03-20 02:44:01] [INFO ] Dead Transitions using invariants and state equation in 684 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2996 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 54 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (EQ s292 0) (EQ s824 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][false, false]]
Product exploration explored 100000 steps with 50000 reset in 2728 ms.
Product exploration explored 100000 steps with 50000 reset in 2771 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 52 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-050A-LTLCardinality-02 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-02 finished in 8622 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(G(p0)))))'
Support contains 1 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 24 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-20 02:44:07] [INFO ] Invariant cache hit.
[2023-03-20 02:44:07] [INFO ] Implicit Places using invariants in 677 ms returned []
[2023-03-20 02:44:07] [INFO ] Invariant cache hit.
[2023-03-20 02:44:09] [INFO ] Implicit Places using invariants and state equation in 1529 ms returned []
Implicit Place search using SMT with State Equation took 2213 ms to find 0 implicit places.
[2023-03-20 02:44:09] [INFO ] Invariant cache hit.
[2023-03-20 02:44:09] [INFO ] Dead Transitions using invariants and state equation in 542 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2781 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 162 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(NEQ s835 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, 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 3 steps with 0 reset in 0 ms.
FORMULA ShieldPPPt-PT-050A-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-03 finished in 2957 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(G(p0))))'
Support contains 2 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 51 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-20 02:44:10] [INFO ] Invariant cache hit.
[2023-03-20 02:44:10] [INFO ] Implicit Places using invariants in 578 ms returned []
[2023-03-20 02:44:10] [INFO ] Invariant cache hit.
[2023-03-20 02:44:12] [INFO ] Implicit Places using invariants and state equation in 1394 ms returned []
Implicit Place search using SMT with State Equation took 1986 ms to find 0 implicit places.
[2023-03-20 02:44:12] [INFO ] Invariant cache hit.
[2023-03-20 02:44:12] [INFO ] Dead Transitions using invariants and state equation in 686 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2724 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 131 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (EQ s508 0) (EQ s863 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA ShieldPPPt-PT-050A-LTLCardinality-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-07 finished in 2877 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 U X(p1)))))'
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 24 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-20 02:44:12] [INFO ] Invariant cache hit.
[2023-03-20 02:44:13] [INFO ] Implicit Places using invariants in 659 ms returned []
[2023-03-20 02:44:13] [INFO ] Invariant cache hit.
[2023-03-20 02:44:15] [INFO ] Implicit Places using invariants and state equation in 1449 ms returned []
Implicit Place search using SMT with State Equation took 2123 ms to find 0 implicit places.
[2023-03-20 02:44:15] [INFO ] Invariant cache hit.
[2023-03-20 02:44:15] [INFO ] Dead Transitions using invariants and state equation in 592 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2739 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 126 ms :[(NOT p1), (NOT p1), (NOT p1)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 1}, { cond=p0, acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (EQ s288 0) (EQ s1137 1)), p1:(OR (EQ s912 0) (EQ s619 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33419 reset in 2167 ms.
Product exploration explored 100000 steps with 33274 reset in 2483 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 435 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 101 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 270 ms. (steps per millisecond=37 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 186240 steps, run timeout after 3044 ms. (steps per millisecond=61 ) properties seen :{0=1, 2=1, 3=1}
Probabilistic random walk after 186240 steps, saw 184758 distinct states, run finished after 3044 ms. (steps per millisecond=61 ) properties seen :3
Running SMT prover for 1 properties.
[2023-03-20 02:44:24] [INFO ] Invariant cache hit.
[2023-03-20 02:44:25] [INFO ] [Real]Absence check using 551 positive place invariants in 144 ms returned sat
[2023-03-20 02:44:25] [INFO ] After 901ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:44:25] [INFO ] [Nat]Absence check using 551 positive place invariants in 83 ms returned sat
[2023-03-20 02:44:26] [INFO ] After 466ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:26] [INFO ] After 550ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-20 02:44:26] [INFO ] After 898ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 18 ms.
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1251 transition count 900
Partial Free-agglomeration rule applied 196 times.
Drop transitions removed 196 transitions
Iterating global reduction 0 with 196 rules applied. Total rules applied 200 place count 1251 transition count 900
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 201 place count 1250 transition count 899
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 202 place count 1249 transition count 899
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 202 place count 1249 transition count 897
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 206 place count 1247 transition count 897
Applied a total of 206 rules in 222 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 223 ms. Remains : 1247/1253 places, 897/902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 247664 steps, run timeout after 3001 ms. (steps per millisecond=82 ) properties seen :{}
Probabilistic random walk after 247664 steps, saw 237248 distinct states, run finished after 3001 ms. (steps per millisecond=82 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-20 02:44:29] [INFO ] Computed 550 place invariants in 5 ms
[2023-03-20 02:44:30] [INFO ] [Real]Absence check using 550 positive place invariants in 188 ms returned sat
[2023-03-20 02:44:30] [INFO ] After 458ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:44:30] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-20 02:44:30] [INFO ] After 67ms SMT Verify possible using 52 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:44:30] [INFO ] After 1002ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:44:31] [INFO ] [Nat]Absence check using 550 positive place invariants in 120 ms returned sat
[2023-03-20 02:44:31] [INFO ] After 581ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:31] [INFO ] After 82ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:31] [INFO ] After 221ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 91 ms.
[2023-03-20 02:44:31] [INFO ] After 1216ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 ms.
Support contains 4 out of 1247 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 48 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 1247/1247 places, 897/897 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 35 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
[2023-03-20 02:44:32] [INFO ] Invariant cache hit.
[2023-03-20 02:44:32] [INFO ] Implicit Places using invariants in 763 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 765 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1245/1247 places, 897/897 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 1243 transition count 895
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1243 transition count 895
Applied a total of 4 rules in 61 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-20 02:44:32] [INFO ] Computed 548 place invariants in 7 ms
[2023-03-20 02:44:33] [INFO ] Implicit Places using invariants in 580 ms returned []
[2023-03-20 02:44:33] [INFO ] Invariant cache hit.
[2023-03-20 02:44:34] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:44:36] [INFO ] Implicit Places using invariants and state equation in 2698 ms returned []
Implicit Place search using SMT with State Equation took 3280 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 1243/1247 places, 895/897 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 4141 ms. Remains : 1243/1247 places, 895/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 168 ms. (steps per millisecond=59 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 267833 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :{}
Probabilistic random walk after 267833 steps, saw 258169 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 02:44:39] [INFO ] Invariant cache hit.
[2023-03-20 02:44:39] [INFO ] [Real]Absence check using 548 positive place invariants in 142 ms returned sat
[2023-03-20 02:44:40] [INFO ] After 879ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:44:40] [INFO ] [Nat]Absence check using 548 positive place invariants in 113 ms returned sat
[2023-03-20 02:44:41] [INFO ] After 622ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:41] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:44:41] [INFO ] After 124ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:41] [INFO ] After 281ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 121 ms.
[2023-03-20 02:44:41] [INFO ] After 1342ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 58 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 58 ms. Remains : 1243/1243 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 75 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:44:41] [INFO ] Invariant cache hit.
[2023-03-20 02:44:42] [INFO ] Implicit Places using invariants in 734 ms returned []
[2023-03-20 02:44:42] [INFO ] Invariant cache hit.
[2023-03-20 02:44:43] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:44:45] [INFO ] Implicit Places using invariants and state equation in 2731 ms returned []
Implicit Place search using SMT with State Equation took 3481 ms to find 0 implicit places.
[2023-03-20 02:44:45] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-20 02:44:45] [INFO ] Invariant cache hit.
[2023-03-20 02:44:45] [INFO ] Dead Transitions using invariants and state equation in 576 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4147 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 33 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-20 02:44:45] [INFO ] Invariant cache hit.
[2023-03-20 02:44:46] [INFO ] [Real]Absence check using 548 positive place invariants in 110 ms returned sat
[2023-03-20 02:44:46] [INFO ] After 704ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:44:46] [INFO ] [Nat]Absence check using 548 positive place invariants in 98 ms returned sat
[2023-03-20 02:44:47] [INFO ] After 495ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:47] [INFO ] Deduced a trap composed of 5 places in 64 ms of which 1 ms to minimize.
[2023-03-20 02:44:47] [INFO ] Deduced a trap composed of 6 places in 93 ms of which 1 ms to minimize.
[2023-03-20 02:44:47] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 318 ms
[2023-03-20 02:44:47] [INFO ] After 863ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 51 ms.
[2023-03-20 02:44:47] [INFO ] After 1184ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 474 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 111 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 193 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 29 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-20 02:44:48] [INFO ] Computed 551 place invariants in 8 ms
[2023-03-20 02:44:49] [INFO ] Implicit Places using invariants in 957 ms returned []
[2023-03-20 02:44:49] [INFO ] Invariant cache hit.
[2023-03-20 02:44:51] [INFO ] Implicit Places using invariants and state equation in 1598 ms returned []
Implicit Place search using SMT with State Equation took 2568 ms to find 0 implicit places.
[2023-03-20 02:44:51] [INFO ] Invariant cache hit.
[2023-03-20 02:44:51] [INFO ] Dead Transitions using invariants and state equation in 735 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3333 ms. Remains : 1253/1253 places, 902/902 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 369 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 282 ms. (steps per millisecond=35 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 85 ms. (steps per millisecond=117 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 215121 steps, run timeout after 3002 ms. (steps per millisecond=71 ) properties seen :{0=1, 2=1, 3=1}
Probabilistic random walk after 215121 steps, saw 213516 distinct states, run finished after 3002 ms. (steps per millisecond=71 ) properties seen :3
Running SMT prover for 1 properties.
[2023-03-20 02:44:56] [INFO ] Invariant cache hit.
[2023-03-20 02:44:56] [INFO ] [Real]Absence check using 551 positive place invariants in 106 ms returned sat
[2023-03-20 02:44:57] [INFO ] After 996ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:44:57] [INFO ] [Nat]Absence check using 551 positive place invariants in 132 ms returned sat
[2023-03-20 02:44:57] [INFO ] After 522ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:44:58] [INFO ] After 621ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 54 ms.
[2023-03-20 02:44:58] [INFO ] After 1070ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 12 ms.
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1251 transition count 900
Partial Free-agglomeration rule applied 196 times.
Drop transitions removed 196 transitions
Iterating global reduction 0 with 196 rules applied. Total rules applied 200 place count 1251 transition count 900
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 0 with 1 rules applied. Total rules applied 201 place count 1250 transition count 899
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 202 place count 1249 transition count 899
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 202 place count 1249 transition count 897
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 206 place count 1247 transition count 897
Applied a total of 206 rules in 129 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 129 ms. Remains : 1247/1253 places, 897/902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 279170 steps, run timeout after 3040 ms. (steps per millisecond=91 ) properties seen :{}
Probabilistic random walk after 279170 steps, saw 268270 distinct states, run finished after 3040 ms. (steps per millisecond=91 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-20 02:45:01] [INFO ] Computed 550 place invariants in 3 ms
[2023-03-20 02:45:01] [INFO ] [Real]Absence check using 550 positive place invariants in 80 ms returned sat
[2023-03-20 02:45:02] [INFO ] After 461ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:45:02] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-20 02:45:02] [INFO ] After 69ms SMT Verify possible using 52 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:45:02] [INFO ] After 850ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:45:02] [INFO ] [Nat]Absence check using 550 positive place invariants in 119 ms returned sat
[2023-03-20 02:45:03] [INFO ] After 389ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:45:03] [INFO ] After 138ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 02:45:03] [INFO ] After 280ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 78 ms.
[2023-03-20 02:45:03] [INFO ] After 1148ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 10 ms.
Support contains 4 out of 1247 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 48 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 48 ms. Remains : 1247/1247 places, 897/897 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1247/1247 places, 897/897 transitions.
Applied a total of 0 rules in 28 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
[2023-03-20 02:45:03] [INFO ] Invariant cache hit.
[2023-03-20 02:45:04] [INFO ] Implicit Places using invariants in 756 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 772 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 1245/1247 places, 897/897 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 1243 transition count 895
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 1243 transition count 895
Applied a total of 4 rules in 46 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-20 02:45:04] [INFO ] Computed 548 place invariants in 3 ms
[2023-03-20 02:45:05] [INFO ] Implicit Places using invariants in 645 ms returned []
[2023-03-20 02:45:05] [INFO ] Invariant cache hit.
[2023-03-20 02:45:05] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:45:07] [INFO ] Implicit Places using invariants and state equation in 2148 ms returned []
Implicit Place search using SMT with State Equation took 2799 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 1243/1247 places, 895/897 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 3647 ms. Remains : 1243/1247 places, 895/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 109 ms. (steps per millisecond=91 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 269323 steps, run timeout after 3001 ms. (steps per millisecond=89 ) properties seen :{}
Probabilistic random walk after 269323 steps, saw 259636 distinct states, run finished after 3001 ms. (steps per millisecond=89 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 02:45:10] [INFO ] Invariant cache hit.
[2023-03-20 02:45:10] [INFO ] [Real]Absence check using 548 positive place invariants in 136 ms returned sat
[2023-03-20 02:45:11] [INFO ] After 774ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:45:11] [INFO ] [Nat]Absence check using 548 positive place invariants in 86 ms returned sat
[2023-03-20 02:45:11] [INFO ] After 502ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:45:11] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:45:12] [INFO ] After 87ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-20 02:45:12] [INFO ] After 209ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 93 ms.
[2023-03-20 02:45:12] [INFO ] After 1117ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 50 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 1243/1243 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 29 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:45:12] [INFO ] Invariant cache hit.
[2023-03-20 02:45:12] [INFO ] Implicit Places using invariants in 647 ms returned []
[2023-03-20 02:45:12] [INFO ] Invariant cache hit.
[2023-03-20 02:45:13] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-20 02:45:15] [INFO ] Implicit Places using invariants and state equation in 2499 ms returned []
Implicit Place search using SMT with State Equation took 3164 ms to find 0 implicit places.
[2023-03-20 02:45:15] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-20 02:45:15] [INFO ] Invariant cache hit.
[2023-03-20 02:45:16] [INFO ] Dead Transitions using invariants and state equation in 518 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3728 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 30 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-20 02:45:16] [INFO ] Invariant cache hit.
[2023-03-20 02:45:16] [INFO ] [Real]Absence check using 548 positive place invariants in 77 ms returned sat
[2023-03-20 02:45:16] [INFO ] After 717ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:45:16] [INFO ] [Nat]Absence check using 548 positive place invariants in 103 ms returned sat
[2023-03-20 02:45:17] [INFO ] After 448ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:45:17] [INFO ] Deduced a trap composed of 5 places in 173 ms of which 1 ms to minimize.
[2023-03-20 02:45:17] [INFO ] Deduced a trap composed of 6 places in 77 ms of which 0 ms to minimize.
[2023-03-20 02:45:17] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 358 ms
[2023-03-20 02:45:17] [INFO ] After 856ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-20 02:45:17] [INFO ] After 1171ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 403 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 176 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 152 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 181 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 33282 reset in 2067 ms.
Product exploration explored 100000 steps with 33309 reset in 2271 ms.
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 57 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-20 02:45:23] [INFO ] Computed 551 place invariants in 5 ms
[2023-03-20 02:45:24] [INFO ] Implicit Places using invariants in 761 ms returned []
[2023-03-20 02:45:24] [INFO ] Invariant cache hit.
[2023-03-20 02:45:25] [INFO ] Implicit Places using invariants and state equation in 1550 ms returned []
Implicit Place search using SMT with State Equation took 2325 ms to find 0 implicit places.
[2023-03-20 02:45:25] [INFO ] Invariant cache hit.
[2023-03-20 02:45:26] [INFO ] Dead Transitions using invariants and state equation in 672 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3054 ms. Remains : 1253/1253 places, 902/902 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-10 finished in 73750 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 1253 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1251 transition count 900
Applied a total of 4 rules in 67 ms. Remains 1251 /1253 variables (removed 2) and now considering 900/902 (removed 2) transitions.
// Phase 1: matrix 900 rows 1251 cols
[2023-03-20 02:45:26] [INFO ] Computed 551 place invariants in 2 ms
[2023-03-20 02:45:27] [INFO ] Implicit Places using invariants in 687 ms returned [1244]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 689 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1250/1253 places, 900/902 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 0 place count 1250 transition count 898
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1248 transition count 898
Applied a total of 4 rules in 40 ms. Remains 1248 /1250 variables (removed 2) and now considering 898/900 (removed 2) transitions.
// Phase 1: matrix 898 rows 1248 cols
[2023-03-20 02:45:27] [INFO ] Computed 550 place invariants in 2 ms
[2023-03-20 02:45:28] [INFO ] Implicit Places using invariants in 726 ms returned [1231, 1235]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 728 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1246/1253 places, 898/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1244 transition count 896
Applied a total of 4 rules in 59 ms. Remains 1244 /1246 variables (removed 2) and now considering 896/898 (removed 2) transitions.
// Phase 1: matrix 896 rows 1244 cols
[2023-03-20 02:45:28] [INFO ] Computed 548 place invariants in 5 ms
[2023-03-20 02:45:28] [INFO ] Implicit Places using invariants in 698 ms returned []
[2023-03-20 02:45:28] [INFO ] Invariant cache hit.
[2023-03-20 02:45:30] [INFO ] Implicit Places using invariants and state equation in 1567 ms returned []
Implicit Place search using SMT with State Equation took 2273 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 1244/1253 places, 896/902 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 3856 ms. Remains : 1244/1253 places, 896/902 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-12 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 (EQ s359 0) (EQ s477 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 679 ms.
Product exploration explored 100000 steps with 0 reset in 870 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=0 )
Knowledge obtained : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 174 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 68 ms :[(NOT p0)]
[2023-03-20 02:45:32] [INFO ] Invariant cache hit.
[2023-03-20 02:45:33] [INFO ] [Real]Absence check using 548 positive place invariants in 196 ms returned sat
[2023-03-20 02:45:33] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 02:45:34] [INFO ] [Real]Absence check using state equation in 436 ms returned sat
[2023-03-20 02:45:34] [INFO ] Computed and/alt/rep : 895/2787/895 causal constraints (skipped 0 transitions) in 90 ms.
[2023-03-20 02:45:34] [INFO ] Added : 0 causal constraints over 0 iterations in 252 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 2 out of 1244 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1244/1244 places, 896/896 transitions.
Applied a total of 0 rules in 51 ms. Remains 1244 /1244 variables (removed 0) and now considering 896/896 (removed 0) transitions.
[2023-03-20 02:45:34] [INFO ] Invariant cache hit.
[2023-03-20 02:45:35] [INFO ] Implicit Places using invariants in 667 ms returned []
[2023-03-20 02:45:35] [INFO ] Invariant cache hit.
[2023-03-20 02:45:36] [INFO ] Implicit Places using invariants and state equation in 1730 ms returned []
Implicit Place search using SMT with State Equation took 2412 ms to find 0 implicit places.
[2023-03-20 02:45:36] [INFO ] Redundant transitions in 9 ms returned []
[2023-03-20 02:45:36] [INFO ] Invariant cache hit.
[2023-03-20 02:45:37] [INFO ] Dead Transitions using invariants and state equation in 620 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3098 ms. Remains : 1244/1244 places, 896/896 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 115 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0), (X p0), (X (X p0))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 3 factoid took 170 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 58 ms :[(NOT p0)]
[2023-03-20 02:45:38] [INFO ] Invariant cache hit.
[2023-03-20 02:45:39] [INFO ] [Real]Absence check using 548 positive place invariants in 228 ms returned sat
[2023-03-20 02:45:39] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-20 02:45:39] [INFO ] [Real]Absence check using state equation in 516 ms returned sat
[2023-03-20 02:45:39] [INFO ] Computed and/alt/rep : 895/2787/895 causal constraints (skipped 0 transitions) in 98 ms.
[2023-03-20 02:45:40] [INFO ] Added : 0 causal constraints over 0 iterations in 267 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 60 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 658 ms.
Product exploration explored 100000 steps with 0 reset in 912 ms.
Support contains 2 out of 1244 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1244/1244 places, 896/896 transitions.
Applied a total of 0 rules in 28 ms. Remains 1244 /1244 variables (removed 0) and now considering 896/896 (removed 0) transitions.
[2023-03-20 02:45:41] [INFO ] Invariant cache hit.
[2023-03-20 02:45:42] [INFO ] Implicit Places using invariants in 691 ms returned []
[2023-03-20 02:45:42] [INFO ] Invariant cache hit.
[2023-03-20 02:45:44] [INFO ] Implicit Places using invariants and state equation in 1639 ms returned []
Implicit Place search using SMT with State Equation took 2356 ms to find 0 implicit places.
[2023-03-20 02:45:44] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-20 02:45:44] [INFO ] Invariant cache hit.
[2023-03-20 02:45:44] [INFO ] Dead Transitions using invariants and state equation in 717 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3139 ms. Remains : 1244/1244 places, 896/896 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-12 finished in 18302 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(p0))'
Support contains 2 out of 1253 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 1250 transition count 900
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 1250 transition count 898
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 1248 transition count 898
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 1247 transition count 897
Applied a total of 9 rules in 100 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-20 02:45:45] [INFO ] Computed 550 place invariants in 4 ms
[2023-03-20 02:45:45] [INFO ] Implicit Places using invariants in 657 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 659 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1245/1253 places, 897/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1243 transition count 895
Applied a total of 4 rules in 94 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-20 02:45:45] [INFO ] Computed 548 place invariants in 4 ms
[2023-03-20 02:45:46] [INFO ] Implicit Places using invariants in 740 ms returned []
[2023-03-20 02:45:46] [INFO ] Invariant cache hit.
[2023-03-20 02:45:48] [INFO ] Implicit Places using invariants and state equation in 1447 ms returned []
Implicit Place search using SMT with State Equation took 2197 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1243/1253 places, 895/902 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3050 ms. Remains : 1243/1253 places, 895/902 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-13 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (NEQ s840 0) (NEQ s1008 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 645 ms.
Stack based approach found an accepted trace after 4 steps with 0 reset with depth 5 and stack size 5 in 1 ms.
FORMULA ShieldPPPt-PT-050A-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-13 finished in 3760 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 1253 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 1250 transition count 900
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 1250 transition count 898
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 1248 transition count 898
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 1247 transition count 897
Applied a total of 9 rules in 82 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-20 02:45:48] [INFO ] Computed 550 place invariants in 5 ms
[2023-03-20 02:45:49] [INFO ] Implicit Places using invariants in 722 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 723 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1245/1253 places, 897/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1243 transition count 895
Applied a total of 4 rules in 51 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-20 02:45:49] [INFO ] Computed 548 place invariants in 2 ms
[2023-03-20 02:45:50] [INFO ] Implicit Places using invariants in 705 ms returned []
[2023-03-20 02:45:50] [INFO ] Invariant cache hit.
[2023-03-20 02:45:51] [INFO ] Implicit Places using invariants and state equation in 1514 ms returned []
Implicit Place search using SMT with State Equation took 2236 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 1243/1253 places, 895/902 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 3092 ms. Remains : 1243/1253 places, 895/902 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-14 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s585 0) (EQ s966 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 690 ms.
Product exploration explored 100000 steps with 0 reset in 845 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 158 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 104 ms. (steps per millisecond=96 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 1) seen :0
Finished probabilistic random walk after 27102 steps, run visited all 1 properties in 256 ms. (steps per millisecond=105 )
Probabilistic random walk after 27102 steps, saw 26522 distinct states, run finished after 256 ms. (steps per millisecond=105 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 206 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 31 ms :[(NOT p0)]
Support contains 2 out of 1243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 64 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:45:54] [INFO ] Invariant cache hit.
[2023-03-20 02:45:55] [INFO ] Implicit Places using invariants in 688 ms returned []
[2023-03-20 02:45:55] [INFO ] Invariant cache hit.
[2023-03-20 02:45:56] [INFO ] Implicit Places using invariants and state equation in 1546 ms returned []
Implicit Place search using SMT with State Equation took 2236 ms to find 0 implicit places.
[2023-03-20 02:45:56] [INFO ] Redundant transitions in 28 ms returned []
[2023-03-20 02:45:56] [INFO ] Invariant cache hit.
[2023-03-20 02:45:57] [INFO ] Dead Transitions using invariants and state equation in 613 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2966 ms. Remains : 1243/1243 places, 895/895 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 30 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :0
Finished probabilistic random walk after 27102 steps, run visited all 1 properties in 293 ms. (steps per millisecond=92 )
Probabilistic random walk after 27102 steps, saw 26522 distinct states, run finished after 294 ms. (steps per millisecond=92 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 143 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 59 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 669 ms.
Product exploration explored 100000 steps with 0 reset in 839 ms.
Support contains 2 out of 1243 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 27 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:45:59] [INFO ] Invariant cache hit.
[2023-03-20 02:46:00] [INFO ] Implicit Places using invariants in 789 ms returned []
[2023-03-20 02:46:00] [INFO ] Invariant cache hit.
[2023-03-20 02:46:01] [INFO ] Implicit Places using invariants and state equation in 1334 ms returned []
Implicit Place search using SMT with State Equation took 2128 ms to find 0 implicit places.
[2023-03-20 02:46:01] [INFO ] Redundant transitions in 25 ms returned []
[2023-03-20 02:46:01] [INFO ] Invariant cache hit.
[2023-03-20 02:46:02] [INFO ] Dead Transitions using invariants and state equation in 618 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 2805 ms. Remains : 1243/1243 places, 895/895 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-14 finished in 13855 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) U (!p1||X(F(p0)))))'
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Applied a total of 0 rules in 40 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-20 02:46:02] [INFO ] Computed 551 place invariants in 5 ms
[2023-03-20 02:46:03] [INFO ] Implicit Places using invariants in 706 ms returned []
[2023-03-20 02:46:03] [INFO ] Invariant cache hit.
[2023-03-20 02:46:04] [INFO ] Implicit Places using invariants and state equation in 1543 ms returned []
Implicit Place search using SMT with State Equation took 2252 ms to find 0 implicit places.
[2023-03-20 02:46:04] [INFO ] Invariant cache hit.
[2023-03-20 02:46:05] [INFO ] Dead Transitions using invariants and state equation in 567 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2862 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 124 ms :[(NOT p0), (AND (NOT p0) p1), (AND (NOT p0) p1)]
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(AND p1 (NOT p0)), acceptance={0} source=1 dest: 1}], [{ cond=(AND p1 p0), acceptance={} source=2 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(OR (EQ s431 0) (EQ s194 1)), p1:(OR (EQ s902 0) (EQ s858 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]]
Product exploration explored 100000 steps with 50000 reset in 2985 ms.
Product exploration explored 100000 steps with 50000 reset in 3070 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 p1), (X p0), (X (NOT (AND p1 (NOT p0)))), (X (X p0)), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 105 ms. Reduced automaton from 3 states, 4 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldPPPt-PT-050A-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-15 finished in 9182 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 U X(p1)))))'
Found a Lengthening insensitive property : ShieldPPPt-PT-050A-LTLCardinality-10
Stuttering acceptance computed with spot in 168 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 4 out of 1253 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 1253/1253 places, 902/902 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 2 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 1250 transition count 900
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 3 place count 1250 transition count 898
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 7 place count 1248 transition count 898
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 9 place count 1247 transition count 897
Applied a total of 9 rules in 136 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-20 02:46:12] [INFO ] Computed 550 place invariants in 4 ms
[2023-03-20 02:46:12] [INFO ] Implicit Places using invariants in 757 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 759 ms to find 2 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 1245/1253 places, 897/902 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 4 rules applied. Total rules applied 4 place count 1243 transition count 895
Applied a total of 4 rules in 95 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-20 02:46:13] [INFO ] Computed 548 place invariants in 4 ms
[2023-03-20 02:46:13] [INFO ] Implicit Places using invariants in 739 ms returned []
[2023-03-20 02:46:13] [INFO ] Invariant cache hit.
[2023-03-20 02:46:15] [INFO ] Implicit Places using invariants and state equation in 1610 ms returned []
Implicit Place search using SMT with State Equation took 2352 ms to find 0 implicit places.
Starting structural reductions in LI_LTL mode, iteration 2 : 1243/1253 places, 895/902 transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 3342 ms. Remains : 1243/1253 places, 895/902 transitions.
Running random walk in product with property : ShieldPPPt-PT-050A-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 1}, { cond=p0, acceptance={0} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (EQ s287 0) (EQ s1136 1)), p1:(OR (EQ s911 0) (EQ s618 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 33282 reset in 1020 ms.
Product exploration explored 100000 steps with 33319 reset in 1124 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 444 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 210 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 229 ms. (steps per millisecond=43 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 186550 steps, run timeout after 3002 ms. (steps per millisecond=62 ) properties seen :{0=1, 2=1, 3=1}
Probabilistic random walk after 186550 steps, saw 185044 distinct states, run finished after 3002 ms. (steps per millisecond=62 ) properties seen :3
Running SMT prover for 1 properties.
[2023-03-20 02:46:21] [INFO ] Invariant cache hit.
[2023-03-20 02:46:22] [INFO ] [Real]Absence check using 548 positive place invariants in 89 ms returned sat
[2023-03-20 02:46:22] [INFO ] After 505ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:46:22] [INFO ] After 592ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 66 ms.
[2023-03-20 02:46:22] [INFO ] After 1048ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:46:23] [INFO ] [Nat]Absence check using 548 positive place invariants in 82 ms returned sat
[2023-03-20 02:46:23] [INFO ] After 462ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:46:23] [INFO ] After 552ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 65 ms.
[2023-03-20 02:46:23] [INFO ] After 957ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 19 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 57 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 57 ms. Remains : 1243/1243 places, 895/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 258210 steps, run timeout after 3001 ms. (steps per millisecond=86 ) properties seen :{}
Probabilistic random walk after 258210 steps, saw 256013 distinct states, run finished after 3001 ms. (steps per millisecond=86 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 02:46:26] [INFO ] Invariant cache hit.
[2023-03-20 02:46:27] [INFO ] [Real]Absence check using 548 positive place invariants in 101 ms returned sat
[2023-03-20 02:46:27] [INFO ] After 565ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:46:27] [INFO ] After 674ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 80 ms.
[2023-03-20 02:46:27] [INFO ] After 1085ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:46:28] [INFO ] [Nat]Absence check using 548 positive place invariants in 78 ms returned sat
[2023-03-20 02:46:28] [INFO ] After 440ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:46:28] [INFO ] After 524ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 63 ms.
[2023-03-20 02:46:28] [INFO ] After 923ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 46 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 1243/1243 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 36 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:46:29] [INFO ] Invariant cache hit.
[2023-03-20 02:46:29] [INFO ] Implicit Places using invariants in 624 ms returned []
[2023-03-20 02:46:29] [INFO ] Invariant cache hit.
[2023-03-20 02:46:31] [INFO ] Implicit Places using invariants and state equation in 1497 ms returned []
Implicit Place search using SMT with State Equation took 2134 ms to find 0 implicit places.
[2023-03-20 02:46:31] [INFO ] Redundant transitions in 26 ms returned []
[2023-03-20 02:46:31] [INFO ] Invariant cache hit.
[2023-03-20 02:46:31] [INFO ] Dead Transitions using invariants and state equation in 709 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2910 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 34 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-20 02:46:31] [INFO ] Invariant cache hit.
[2023-03-20 02:46:32] [INFO ] [Real]Absence check using 548 positive place invariants in 74 ms returned sat
[2023-03-20 02:46:32] [INFO ] After 459ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:46:32] [INFO ] After 534ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 81 ms.
[2023-03-20 02:46:32] [INFO ] After 896ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:46:33] [INFO ] [Nat]Absence check using 548 positive place invariants in 93 ms returned sat
[2023-03-20 02:46:33] [INFO ] After 479ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:46:33] [INFO ] After 549ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 57 ms.
[2023-03-20 02:46:33] [INFO ] After 1027ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 634 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 170 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 154 ms :[(NOT p1), (NOT p1), (NOT p1)]
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 41 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:46:34] [INFO ] Invariant cache hit.
[2023-03-20 02:46:35] [INFO ] Implicit Places using invariants in 676 ms returned []
[2023-03-20 02:46:35] [INFO ] Invariant cache hit.
[2023-03-20 02:46:37] [INFO ] Implicit Places using invariants and state equation in 1504 ms returned []
Implicit Place search using SMT with State Equation took 2183 ms to find 0 implicit places.
[2023-03-20 02:46:37] [INFO ] Invariant cache hit.
[2023-03-20 02:46:37] [INFO ] Dead Transitions using invariants and state equation in 754 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2990 ms. Remains : 1243/1243 places, 895/895 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 515 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 157 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 278 ms. (steps per millisecond=35 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 232706 steps, run timeout after 3002 ms. (steps per millisecond=77 ) properties seen :{0=1, 2=1, 3=1}
Probabilistic random walk after 232706 steps, saw 230953 distinct states, run finished after 3002 ms. (steps per millisecond=77 ) properties seen :3
Running SMT prover for 1 properties.
[2023-03-20 02:46:42] [INFO ] Invariant cache hit.
[2023-03-20 02:46:42] [INFO ] [Real]Absence check using 548 positive place invariants in 77 ms returned sat
[2023-03-20 02:46:42] [INFO ] After 489ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:46:42] [INFO ] After 601ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 75 ms.
[2023-03-20 02:46:43] [INFO ] After 989ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:46:43] [INFO ] [Nat]Absence check using 548 positive place invariants in 100 ms returned sat
[2023-03-20 02:46:43] [INFO ] After 453ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:46:43] [INFO ] After 534ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 75 ms.
[2023-03-20 02:46:44] [INFO ] After 989ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 15 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 53 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 1243/1243 places, 895/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 79 ms. (steps per millisecond=126 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 295917 steps, run timeout after 3002 ms. (steps per millisecond=98 ) properties seen :{}
Probabilistic random walk after 295917 steps, saw 293068 distinct states, run finished after 3002 ms. (steps per millisecond=98 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-20 02:46:47] [INFO ] Invariant cache hit.
[2023-03-20 02:46:47] [INFO ] [Real]Absence check using 548 positive place invariants in 79 ms returned sat
[2023-03-20 02:46:48] [INFO ] After 532ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:46:48] [INFO ] After 632ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 73 ms.
[2023-03-20 02:46:48] [INFO ] After 1028ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:46:48] [INFO ] [Nat]Absence check using 548 positive place invariants in 104 ms returned sat
[2023-03-20 02:46:49] [INFO ] After 435ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:46:49] [INFO ] After 516ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 61 ms.
[2023-03-20 02:46:49] [INFO ] After 936ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 17 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 44 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 44 ms. Remains : 1243/1243 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 28 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:46:49] [INFO ] Invariant cache hit.
[2023-03-20 02:46:49] [INFO ] Implicit Places using invariants in 699 ms returned []
[2023-03-20 02:46:49] [INFO ] Invariant cache hit.
[2023-03-20 02:46:51] [INFO ] Implicit Places using invariants and state equation in 1436 ms returned []
Implicit Place search using SMT with State Equation took 2137 ms to find 0 implicit places.
[2023-03-20 02:46:51] [INFO ] Redundant transitions in 24 ms returned []
[2023-03-20 02:46:51] [INFO ] Invariant cache hit.
[2023-03-20 02:46:52] [INFO ] Dead Transitions using invariants and state equation in 577 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2772 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 26 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-20 02:46:52] [INFO ] Invariant cache hit.
[2023-03-20 02:46:52] [INFO ] [Real]Absence check using 548 positive place invariants in 77 ms returned sat
[2023-03-20 02:46:52] [INFO ] After 484ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-20 02:46:52] [INFO ] After 601ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-20 02:46:53] [INFO ] After 960ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-20 02:46:53] [INFO ] [Nat]Absence check using 548 positive place invariants in 77 ms returned sat
[2023-03-20 02:46:53] [INFO ] After 553ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-20 02:46:54] [INFO ] After 665ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 75 ms.
[2023-03-20 02:46:54] [INFO ] After 1059ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND p0 (NOT p1)))), (X (NOT (AND (NOT p0) (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND p0 (NOT p1))))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 530 ms. Reduced automaton from 3 states, 8 edges and 2 AP (stutter sensitive) to 3 states, 8 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 147 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 122 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 180 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 33288 reset in 1056 ms.
Product exploration explored 100000 steps with 33333 reset in 1175 ms.
Support contains 4 out of 1243 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 33 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-20 02:46:57] [INFO ] Invariant cache hit.
[2023-03-20 02:46:58] [INFO ] Implicit Places using invariants in 649 ms returned []
[2023-03-20 02:46:58] [INFO ] Invariant cache hit.
[2023-03-20 02:46:59] [INFO ] Implicit Places using invariants and state equation in 1607 ms returned []
Implicit Place search using SMT with State Equation took 2258 ms to find 0 implicit places.
[2023-03-20 02:46:59] [INFO ] Invariant cache hit.
[2023-03-20 02:47:00] [INFO ] Dead Transitions using invariants and state equation in 534 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2826 ms. Remains : 1243/1243 places, 895/895 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-10 finished in 48528 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)))'
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)))'
[2023-03-20 02:47:00] [INFO ] Flatten gal took : 88 ms
[2023-03-20 02:47:00] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-20 02:47:00] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1253 places, 902 transitions and 3604 arcs took 7 ms.
Total runtime 232997 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT ShieldPPPt-PT-050A
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/380
LTLCardinality

FORMULA ShieldPPPt-PT-050A-LTLCardinality-12 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT

BK_STOP 1679280586383

--------------------
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:
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/380/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/380/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/380/LTLCardinality.xml
lola: rewrite Frontend/Parser/formula_rewrite.k:436
lola: rewrite Frontend/Parser/formula_rewrite.k:355
lola: rewrite Frontend/Parser/formula_rewrite.k:352
lola: rewrite Frontend/Parser/formula_rewrite.k:376
lola: rewrite Frontend/Parser/formula_rewrite.k:521
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 4 (type EXCL) for 3 ShieldPPPt-PT-050A-LTLCardinality-12
lola: time limit : 1199 sec
lola: memory limit: 32 pages
lola: FINISHED task # 4 (type EXCL) for ShieldPPPt-PT-050A-LTLCardinality-12
lola: result : false
lola: markings : 681
lola: fired transitions : 682
lola: time used : 0.000000
lola: memory pages used : 1
lola: LAUNCH task # 1 (type EXCL) for 0 ShieldPPPt-PT-050A-LTLCardinality-10
lola: time limit : 1799 sec
lola: memory limit: 32 pages
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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="ShieldPPPt-PT-050A"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
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 lolaxred"
echo " Input is ShieldPPPt-PT-050A, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r391-oct2-167903715600675"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldPPPt-PT-050A.tgz
mv ShieldPPPt-PT-050A execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "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 [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "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 "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.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 '' LTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
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 ;