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.r393-oct2-167903717300675.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)
................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
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 r393-oct2-167903717300675
=====================================================================

--------------------
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 1679469208453

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldPPPt-PT-050A
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-22 07:13:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-22 07:13:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-22 07:13:32] [INFO ] Load time of PNML (sax parser for PT used): 166 ms
[2023-03-22 07:13:32] [INFO ] Transformed 1253 places.
[2023-03-22 07:13:32] [INFO ] Transformed 903 transitions.
[2023-03-22 07:13:32] [INFO ] Found NUPN structural information;
[2023-03-22 07:13:32] [INFO ] Parsed PT model containing 1253 places and 903 transitions and 3606 arcs in 390 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 184 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-22 07:13:33] [INFO ] Computed 551 place invariants in 33 ms
[2023-03-22 07:13:35] [INFO ] Implicit Places using invariants in 2767 ms returned []
[2023-03-22 07:13:35] [INFO ] Invariant cache hit.
[2023-03-22 07:13:39] [INFO ] Implicit Places using invariants and state equation in 4059 ms returned []
Implicit Place search using SMT with State Equation took 6902 ms to find 0 implicit places.
[2023-03-22 07:13:39] [INFO ] Invariant cache hit.
[2023-03-22 07:13:41] [INFO ] Dead Transitions using invariants and state equation in 1602 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8726 ms. Remains : 1253/1253 places, 902/902 transitions.
Support contains 22 out of 1253 places after structural reductions.
[2023-03-22 07:13:42] [INFO ] Flatten gal took : 188 ms
[2023-03-22 07:13:42] [INFO ] Flatten gal took : 98 ms
[2023-03-22 07:13:42] [INFO ] Input system was already deterministic with 902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 585 ms. (steps per millisecond=17 ) properties (out of 12) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 115 ms. (steps per millisecond=86 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 145 ms. (steps per millisecond=68 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 168 ms. (steps per millisecond=59 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 112 ms. (steps per millisecond=89 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 155 ms. (steps per millisecond=64 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 103 ms. (steps per millisecond=97 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 9) seen :0
Running SMT prover for 9 properties.
[2023-03-22 07:13:44] [INFO ] Invariant cache hit.
[2023-03-22 07:13:44] [INFO ] [Real]Absence check using 551 positive place invariants in 228 ms returned sat
[2023-03-22 07:13:46] [INFO ] After 1178ms SMT Verify possible using state equation in real domain returned unsat :0 sat :4 real:5
[2023-03-22 07:13:46] [INFO ] After 1734ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-22 07:13:46] [INFO ] After 2974ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:9
[2023-03-22 07:13:47] [INFO ] [Nat]Absence check using 551 positive place invariants in 152 ms returned sat
[2023-03-22 07:13:49] [INFO ] After 1074ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :9
[2023-03-22 07:13:49] [INFO ] After 1950ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :9
Attempting to minimize the solution found.
Minimization took 494 ms.
[2023-03-22 07:13:50] [INFO ] After 3499ms 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 236 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 3 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 4 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 358 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 359 ms. Remains : 1247/1253 places, 897/902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 443 ms. (steps per millisecond=22 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 92 ms. (steps per millisecond=108 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 130 ms. (steps per millisecond=76 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 7) 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 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 7) seen :0
Interrupted probabilistic random walk after 67832 steps, run timeout after 3001 ms. (steps per millisecond=22 ) properties seen :{3=1, 5=1}
Probabilistic random walk after 67832 steps, saw 64915 distinct states, run finished after 3002 ms. (steps per millisecond=22 ) properties seen :2
Running SMT prover for 5 properties.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-22 07:13:55] [INFO ] Computed 550 place invariants in 27 ms
[2023-03-22 07:13:55] [INFO ] [Real]Absence check using 550 positive place invariants in 172 ms returned sat
[2023-03-22 07:13:57] [INFO ] After 1938ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-22 07:13:57] [INFO ] [Nat]Absence check using 550 positive place invariants in 107 ms returned sat
[2023-03-22 07:13:58] [INFO ] After 916ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-22 07:13:58] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-22 07:13:59] [INFO ] After 403ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-22 07:13:59] [INFO ] Deduced a trap composed of 6 places in 248 ms of which 1 ms to minimize.
[2023-03-22 07:13:59] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 362 ms
[2023-03-22 07:14:00] [INFO ] After 1259ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 304 ms.
[2023-03-22 07:14:00] [INFO ] After 3223ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 400 ms.
Support contains 9 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 44 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 44 ms. Remains : 1247/1247 places, 897/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 312 ms. (steps per millisecond=32 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 5) 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 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 67066 steps, run timeout after 3001 ms. (steps per millisecond=22 ) properties seen :{}
Probabilistic random walk after 67066 steps, saw 64164 distinct states, run finished after 3002 ms. (steps per millisecond=22 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-22 07:14:04] [INFO ] Invariant cache hit.
[2023-03-22 07:14:05] [INFO ] [Real]Absence check using 550 positive place invariants in 112 ms returned sat
[2023-03-22 07:14:06] [INFO ] After 1381ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-22 07:14:06] [INFO ] [Nat]Absence check using 550 positive place invariants in 115 ms returned sat
[2023-03-22 07:14:07] [INFO ] After 626ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-22 07:14:07] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-22 07:14:07] [INFO ] After 407ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-22 07:14:08] [INFO ] After 1120ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 281 ms.
[2023-03-22 07:14:08] [INFO ] After 2630ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 270 ms.
Support contains 9 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 37 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.
[2023-03-22 07:14:09] [INFO ] Invariant cache hit.
[2023-03-22 07:14:10] [INFO ] Implicit Places using invariants in 936 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 956 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 120 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-22 07:14:10] [INFO ] Computed 548 place invariants in 6 ms
[2023-03-22 07:14:11] [INFO ] Implicit Places using invariants in 1203 ms returned []
[2023-03-22 07:14:11] [INFO ] Invariant cache hit.
[2023-03-22 07:14:12] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:14:14] [INFO ] Implicit Places using invariants and state equation in 2942 ms returned []
Implicit Place search using SMT with State Equation took 4148 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 5269 ms. Remains : 1243/1247 places, 895/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 177 ms. (steps per millisecond=56 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 126 ms. (steps per millisecond=79 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 113 ms. (steps per millisecond=88 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 82378 steps, run timeout after 3001 ms. (steps per millisecond=27 ) properties seen :{0=1}
Probabilistic random walk after 82378 steps, saw 79179 distinct states, run finished after 3006 ms. (steps per millisecond=27 ) properties seen :1
Running SMT prover for 4 properties.
[2023-03-22 07:14:18] [INFO ] Invariant cache hit.
[2023-03-22 07:14:18] [INFO ] [Real]Absence check using 548 positive place invariants in 177 ms returned sat
[2023-03-22 07:14:19] [INFO ] After 1586ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-22 07:14:20] [INFO ] [Nat]Absence check using 548 positive place invariants in 112 ms returned sat
[2023-03-22 07:14:21] [INFO ] After 752ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-22 07:14:21] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:14:21] [INFO ] After 583ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-22 07:14:22] [INFO ] After 1112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 313 ms.
[2023-03-22 07:14:22] [INFO ] After 2711ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 95 ms.
Support contains 8 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 37 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 37 ms. Remains : 1243/1243 places, 895/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 220 ms. (steps per millisecond=45 ) 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 10000 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 77 ms. (steps per millisecond=129 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 70752 steps, run timeout after 3001 ms. (steps per millisecond=23 ) properties seen :{}
Probabilistic random walk after 70752 steps, saw 67774 distinct states, run finished after 3001 ms. (steps per millisecond=23 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-22 07:14:26] [INFO ] Invariant cache hit.
[2023-03-22 07:14:26] [INFO ] [Real]Absence check using 548 positive place invariants in 89 ms returned sat
[2023-03-22 07:14:27] [INFO ] After 1294ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-22 07:14:28] [INFO ] [Nat]Absence check using 548 positive place invariants in 227 ms returned sat
[2023-03-22 07:14:28] [INFO ] After 921ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-22 07:14:29] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:14:29] [INFO ] After 543ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-22 07:14:30] [INFO ] After 1037ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 283 ms.
[2023-03-22 07:14:30] [INFO ] After 2916ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 87 ms.
Support contains 8 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 31 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 31 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 34 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:14:30] [INFO ] Invariant cache hit.
[2023-03-22 07:14:31] [INFO ] Implicit Places using invariants in 829 ms returned []
[2023-03-22 07:14:31] [INFO ] Invariant cache hit.
[2023-03-22 07:14:32] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:14:33] [INFO ] Implicit Places using invariants and state equation in 2656 ms returned []
Implicit Place search using SMT with State Equation took 3512 ms to find 0 implicit places.
[2023-03-22 07:14:34] [INFO ] Redundant transitions in 38 ms returned []
[2023-03-22 07:14:34] [INFO ] Invariant cache hit.
[2023-03-22 07:14:34] [INFO ] Dead Transitions using invariants and state equation in 769 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4368 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 37 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 4 properties.
[2023-03-22 07:14:34] [INFO ] Invariant cache hit.
[2023-03-22 07:14:35] [INFO ] [Real]Absence check using 548 positive place invariants in 236 ms returned sat
[2023-03-22 07:14:36] [INFO ] After 1397ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-22 07:14:36] [INFO ] [Nat]Absence check using 548 positive place invariants in 101 ms returned sat
[2023-03-22 07:14:37] [INFO ] After 756ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-22 07:14:37] [INFO ] After 1231ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 279 ms.
[2023-03-22 07:14:38] [INFO ] After 2002ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
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 44 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-22 07:14:38] [INFO ] Computed 551 place invariants in 4 ms
[2023-03-22 07:14:39] [INFO ] Implicit Places using invariants in 1013 ms returned []
[2023-03-22 07:14:39] [INFO ] Invariant cache hit.
[2023-03-22 07:14:41] [INFO ] Implicit Places using invariants and state equation in 1918 ms returned []
Implicit Place search using SMT with State Equation took 2949 ms to find 0 implicit places.
[2023-03-22 07:14:41] [INFO ] Invariant cache hit.
[2023-03-22 07:14:42] [INFO ] Dead Transitions using invariants and state equation in 900 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3909 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 399 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 3114 ms.
Product exploration explored 100000 steps with 50000 reset in 2941 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 (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p1)
Knowledge based reduction with 7 factoid took 206 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 10695 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 46 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-22 07:14:49] [INFO ] Invariant cache hit.
[2023-03-22 07:14:51] [INFO ] Implicit Places using invariants in 1993 ms returned []
[2023-03-22 07:14:51] [INFO ] Invariant cache hit.
[2023-03-22 07:14:53] [INFO ] Implicit Places using invariants and state equation in 1872 ms returned []
Implicit Place search using SMT with State Equation took 3883 ms to find 0 implicit places.
[2023-03-22 07:14:53] [INFO ] Invariant cache hit.
[2023-03-22 07:14:53] [INFO ] Dead Transitions using invariants and state equation in 693 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4636 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 100 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 3238 ms.
Product exploration explored 100000 steps with 50000 reset in 3073 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 128 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 11226 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 36 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-22 07:15:00] [INFO ] Invariant cache hit.
[2023-03-22 07:15:01] [INFO ] Implicit Places using invariants in 950 ms returned []
[2023-03-22 07:15:01] [INFO ] Invariant cache hit.
[2023-03-22 07:15:03] [INFO ] Implicit Places using invariants and state equation in 2538 ms returned []
Implicit Place search using SMT with State Equation took 3501 ms to find 0 implicit places.
[2023-03-22 07:15:03] [INFO ] Invariant cache hit.
[2023-03-22 07:15:04] [INFO ] Dead Transitions using invariants and state equation in 1003 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4559 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 255 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 1 ms.
FORMULA ShieldPPPt-PT-050A-LTLCardinality-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-03 finished in 4847 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 57 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-22 07:15:05] [INFO ] Invariant cache hit.
[2023-03-22 07:15:06] [INFO ] Implicit Places using invariants in 1287 ms returned []
[2023-03-22 07:15:06] [INFO ] Invariant cache hit.
[2023-03-22 07:15:08] [INFO ] Implicit Places using invariants and state equation in 2218 ms returned []
Implicit Place search using SMT with State Equation took 3517 ms to find 0 implicit places.
[2023-03-22 07:15:08] [INFO ] Invariant cache hit.
[2023-03-22 07:15:09] [INFO ] Dead Transitions using invariants and state equation in 773 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4361 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 156 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 4563 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 39 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
[2023-03-22 07:15:09] [INFO ] Invariant cache hit.
[2023-03-22 07:15:11] [INFO ] Implicit Places using invariants in 1267 ms returned []
[2023-03-22 07:15:11] [INFO ] Invariant cache hit.
[2023-03-22 07:15:12] [INFO ] Implicit Places using invariants and state equation in 1817 ms returned []
Implicit Place search using SMT with State Equation took 3098 ms to find 0 implicit places.
[2023-03-22 07:15:12] [INFO ] Invariant cache hit.
[2023-03-22 07:15:13] [INFO ] Dead Transitions using invariants and state equation in 910 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4060 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 262 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 33336 reset in 2461 ms.
Product exploration explored 100000 steps with 33299 reset in 2549 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 (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 607 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 169 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 298 ms. (steps per millisecond=33 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 140 ms. (steps per millisecond=71 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 135 ms. (steps per millisecond=74 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 106 ms. (steps per millisecond=94 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 77545 steps, run timeout after 3002 ms. (steps per millisecond=25 ) properties seen :{0=1}
Probabilistic random walk after 77545 steps, saw 76673 distinct states, run finished after 3002 ms. (steps per millisecond=25 ) properties seen :1
Running SMT prover for 3 properties.
[2023-03-22 07:15:23] [INFO ] Invariant cache hit.
[2023-03-22 07:15:24] [INFO ] [Real]Absence check using 551 positive place invariants in 262 ms returned sat
[2023-03-22 07:15:26] [INFO ] After 1857ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1 real:2
[2023-03-22 07:15:26] [INFO ] After 1952ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1 real:2
Attempting to minimize the solution found.
Minimization took 53 ms.
[2023-03-22 07:15:26] [INFO ] After 2934ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :1 real:2
[2023-03-22 07:15:27] [INFO ] [Nat]Absence check using 551 positive place invariants in 148 ms returned sat
[2023-03-22 07:15:30] [INFO ] After 3432ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :3
[2023-03-22 07:15:31] [INFO ] After 3791ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :3
Attempting to minimize the solution found.
Minimization took 140 ms.
[2023-03-22 07:15:31] [INFO ] After 4601ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :3
Parikh walk visited 2 properties in 30 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 309 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 309 ms. Remains : 1247/1253 places, 897/902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 149 ms. (steps per millisecond=67 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 217973 steps, run timeout after 3002 ms. (steps per millisecond=72 ) properties seen :{}
Probabilistic random walk after 217973 steps, saw 208159 distinct states, run finished after 3003 ms. (steps per millisecond=72 ) properties seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-22 07:15:34] [INFO ] Computed 550 place invariants in 8 ms
[2023-03-22 07:15:35] [INFO ] [Real]Absence check using 550 positive place invariants in 79 ms returned sat
[2023-03-22 07:15:36] [INFO ] After 768ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:15:36] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-22 07:15:36] [INFO ] After 79ms SMT Verify possible using 52 Read/Feed constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:15:36] [INFO ] After 1263ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:15:36] [INFO ] [Nat]Absence check using 550 positive place invariants in 122 ms returned sat
[2023-03-22 07:15:37] [INFO ] After 696ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:15:37] [INFO ] After 87ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 07:15:37] [INFO ] After 232ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 102 ms.
[2023-03-22 07:15:37] [INFO ] After 1585ms 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 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 34 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 47 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 37 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
[2023-03-22 07:15:37] [INFO ] Invariant cache hit.
[2023-03-22 07:15:39] [INFO ] Implicit Places using invariants in 1233 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1234 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 66 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-22 07:15:39] [INFO ] Computed 548 place invariants in 2 ms
[2023-03-22 07:15:39] [INFO ] Implicit Places using invariants in 798 ms returned []
[2023-03-22 07:15:39] [INFO ] Invariant cache hit.
[2023-03-22 07:15:40] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:15:43] [INFO ] Implicit Places using invariants and state equation in 3463 ms returned []
Implicit Place search using SMT with State Equation took 4263 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 5600 ms. Remains : 1243/1247 places, 895/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 232 ms. (steps per millisecond=43 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 245054 steps, run timeout after 3001 ms. (steps per millisecond=81 ) properties seen :{}
Probabilistic random walk after 245054 steps, saw 235752 distinct states, run finished after 3014 ms. (steps per millisecond=81 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:15:46] [INFO ] Invariant cache hit.
[2023-03-22 07:15:47] [INFO ] [Real]Absence check using 548 positive place invariants in 787 ms returned sat
[2023-03-22 07:15:48] [INFO ] After 1541ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:15:48] [INFO ] [Nat]Absence check using 548 positive place invariants in 79 ms returned sat
[2023-03-22 07:15:49] [INFO ] After 495ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:15:49] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:15:49] [INFO ] After 104ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-22 07:15:49] [INFO ] After 278ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 113 ms.
[2023-03-22 07:15:49] [INFO ] After 1159ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 11 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.
Starting structural reductions in REACHABILITY mode, iteration 0 : 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.
[2023-03-22 07:15:49] [INFO ] Invariant cache hit.
[2023-03-22 07:15:50] [INFO ] Implicit Places using invariants in 853 ms returned []
[2023-03-22 07:15:50] [INFO ] Invariant cache hit.
[2023-03-22 07:15:51] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:15:53] [INFO ] Implicit Places using invariants and state equation in 2877 ms returned []
Implicit Place search using SMT with State Equation took 3746 ms to find 0 implicit places.
[2023-03-22 07:15:53] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-22 07:15:53] [INFO ] Invariant cache hit.
[2023-03-22 07:15:54] [INFO ] Dead Transitions using invariants and state equation in 811 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4634 ms. Remains : 1243/1243 places, 895/895 transitions.
Applied a total of 0 rules in 68 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Running SMT prover for 1 properties.
[2023-03-22 07:15:54] [INFO ] Invariant cache hit.
[2023-03-22 07:15:54] [INFO ] [Real]Absence check using 548 positive place invariants in 133 ms returned sat
[2023-03-22 07:15:55] [INFO ] After 916ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:15:55] [INFO ] [Nat]Absence check using 548 positive place invariants in 78 ms returned sat
[2023-03-22 07:15:55] [INFO ] After 601ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:15:56] [INFO ] Deduced a trap composed of 5 places in 137 ms of which 1 ms to minimize.
[2023-03-22 07:15:56] [INFO ] Deduced a trap composed of 6 places in 115 ms of which 1 ms to minimize.
[2023-03-22 07:15:56] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 431 ms
[2023-03-22 07:15:56] [INFO ] After 1157ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 76 ms.
[2023-03-22 07:15:56] [INFO ] After 1504ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 713 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 200 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 183 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 39 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-22 07:15:57] [INFO ] Computed 551 place invariants in 4 ms
[2023-03-22 07:15:59] [INFO ] Implicit Places using invariants in 1437 ms returned []
[2023-03-22 07:15:59] [INFO ] Invariant cache hit.
[2023-03-22 07:16:01] [INFO ] Implicit Places using invariants and state equation in 2081 ms returned []
Implicit Place search using SMT with State Equation took 3526 ms to find 0 implicit places.
[2023-03-22 07:16:01] [INFO ] Invariant cache hit.
[2023-03-22 07:16:02] [INFO ] Dead Transitions using invariants and state equation in 913 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4479 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 (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 425 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 201 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 233 ms. (steps per millisecond=42 ) properties (out of 4) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 95 ms. (steps per millisecond=105 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-03-22 07:16:03] [INFO ] Invariant cache hit.
[2023-03-22 07:16:03] [INFO ] [Real]Absence check using 551 positive place invariants in 128 ms returned sat
[2023-03-22 07:16:04] [INFO ] After 1182ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 07:16:05] [INFO ] [Nat]Absence check using 551 positive place invariants in 232 ms returned sat
[2023-03-22 07:16:05] [INFO ] After 612ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 07:16:06] [INFO ] After 817ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 148 ms.
[2023-03-22 07:16:06] [INFO ] After 1762ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 35 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 2 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 161 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 161 ms. Remains : 1247/1253 places, 897/902 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 239 ms. (steps per millisecond=41 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 129714 steps, run timeout after 3001 ms. (steps per millisecond=43 ) properties seen :{}
Probabilistic random walk after 129714 steps, saw 123895 distinct states, run finished after 3001 ms. (steps per millisecond=43 ) properties seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-22 07:16:09] [INFO ] Computed 550 place invariants in 3 ms
[2023-03-22 07:16:10] [INFO ] [Real]Absence check using 550 positive place invariants in 116 ms returned sat
[2023-03-22 07:16:10] [INFO ] After 655ms SMT Verify possible using state equation in real domain returned unsat :0 sat :2
[2023-03-22 07:16:10] [INFO ] State equation strengthened by 52 read => feed constraints.
[2023-03-22 07:16:11] [INFO ] After 202ms SMT Verify possible using 52 Read/Feed constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 07:16:11] [INFO ] After 1353ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 07:16:11] [INFO ] [Nat]Absence check using 550 positive place invariants in 153 ms returned sat
[2023-03-22 07:16:12] [INFO ] After 698ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 07:16:12] [INFO ] After 189ms SMT Verify possible using 52 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 07:16:12] [INFO ] Deduced a trap composed of 5 places in 250 ms of which 1 ms to minimize.
[2023-03-22 07:16:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 341 ms
[2023-03-22 07:16:13] [INFO ] After 719ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 132 ms.
[2023-03-22 07:16:13] [INFO ] After 2085ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Fused 2 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 40 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 38 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 38 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 32 ms. Remains 1247 /1247 variables (removed 0) and now considering 897/897 (removed 0) transitions.
[2023-03-22 07:16:13] [INFO ] Invariant cache hit.
[2023-03-22 07:16:14] [INFO ] Implicit Places using invariants in 1194 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1195 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 54 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-22 07:16:14] [INFO ] Computed 548 place invariants in 6 ms
[2023-03-22 07:16:15] [INFO ] Implicit Places using invariants in 1104 ms returned []
[2023-03-22 07:16:15] [INFO ] Invariant cache hit.
[2023-03-22 07:16:16] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:16:18] [INFO ] Implicit Places using invariants and state equation in 2766 ms returned []
Implicit Place search using SMT with State Equation took 3875 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 5156 ms. Remains : 1243/1247 places, 895/897 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 176 ms. (steps per millisecond=56 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 2) 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 2) seen :0
Interrupted probabilistic random walk after 137412 steps, run timeout after 3001 ms. (steps per millisecond=45 ) properties seen :{}
Probabilistic random walk after 137412 steps, saw 131584 distinct states, run finished after 3001 ms. (steps per millisecond=45 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-22 07:16:21] [INFO ] Invariant cache hit.
[2023-03-22 07:16:22] [INFO ] [Real]Absence check using 548 positive place invariants in 101 ms returned sat
[2023-03-22 07:16:22] [INFO ] After 1017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 07:16:23] [INFO ] [Nat]Absence check using 548 positive place invariants in 116 ms returned sat
[2023-03-22 07:16:23] [INFO ] After 626ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 07:16:23] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:16:24] [INFO ] After 216ms SMT Verify possible using 50 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-22 07:16:24] [INFO ] After 573ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 210 ms.
[2023-03-22 07:16:24] [INFO ] After 1840ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 46 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 42 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 42 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 67 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:16:24] [INFO ] Invariant cache hit.
[2023-03-22 07:16:25] [INFO ] Implicit Places using invariants in 780 ms returned []
[2023-03-22 07:16:25] [INFO ] Invariant cache hit.
[2023-03-22 07:16:26] [INFO ] State equation strengthened by 50 read => feed constraints.
[2023-03-22 07:16:29] [INFO ] Implicit Places using invariants and state equation in 3443 ms returned []
Implicit Place search using SMT with State Equation took 4231 ms to find 0 implicit places.
[2023-03-22 07:16:29] [INFO ] Redundant transitions in 19 ms returned []
[2023-03-22 07:16:29] [INFO ] Invariant cache hit.
[2023-03-22 07:16:29] [INFO ] Dead Transitions using invariants and state equation in 861 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5229 ms. Remains : 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.
Running SMT prover for 2 properties.
[2023-03-22 07:16:30] [INFO ] Invariant cache hit.
[2023-03-22 07:16:30] [INFO ] [Real]Absence check using 548 positive place invariants in 184 ms returned sat
[2023-03-22 07:16:31] [INFO ] After 1087ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-22 07:16:31] [INFO ] [Nat]Absence check using 548 positive place invariants in 87 ms returned sat
[2023-03-22 07:16:32] [INFO ] After 590ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-22 07:16:32] [INFO ] Deduced a trap composed of 5 places in 174 ms of which 1 ms to minimize.
[2023-03-22 07:16:32] [INFO ] Deduced a trap composed of 6 places in 159 ms of which 1 ms to minimize.
[2023-03-22 07:16:32] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 457 ms
[2023-03-22 07:16:32] [INFO ] After 1171ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 113 ms.
[2023-03-22 07:16:32] [INFO ] After 1629ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 827 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 206 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 203 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 282 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 33541 reset in 2463 ms.
Product exploration explored 100000 steps with 33355 reset in 2737 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 22 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-22 07:16:39] [INFO ] Computed 551 place invariants in 11 ms
[2023-03-22 07:16:41] [INFO ] Implicit Places using invariants in 1280 ms returned []
[2023-03-22 07:16:41] [INFO ] Invariant cache hit.
[2023-03-22 07:16:43] [INFO ] Implicit Places using invariants and state equation in 2695 ms returned []
Implicit Place search using SMT with State Equation took 4016 ms to find 0 implicit places.
[2023-03-22 07:16:43] [INFO ] Invariant cache hit.
[2023-03-22 07:16:44] [INFO ] Dead Transitions using invariants and state equation in 854 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4893 ms. Remains : 1253/1253 places, 902/902 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-10 finished in 94934 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 122 ms. Remains 1251 /1253 variables (removed 2) and now considering 900/902 (removed 2) transitions.
// Phase 1: matrix 900 rows 1251 cols
[2023-03-22 07:16:44] [INFO ] Computed 551 place invariants in 2 ms
[2023-03-22 07:16:45] [INFO ] Implicit Places using invariants in 911 ms returned [1244]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 932 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 45 ms. Remains 1248 /1250 variables (removed 2) and now considering 898/900 (removed 2) transitions.
// Phase 1: matrix 898 rows 1248 cols
[2023-03-22 07:16:45] [INFO ] Computed 550 place invariants in 3 ms
[2023-03-22 07:16:47] [INFO ] Implicit Places using invariants in 1139 ms returned [1231, 1235]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 1155 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 95 ms. Remains 1244 /1246 variables (removed 2) and now considering 896/898 (removed 2) transitions.
// Phase 1: matrix 896 rows 1244 cols
[2023-03-22 07:16:47] [INFO ] Computed 548 place invariants in 2 ms
[2023-03-22 07:16:48] [INFO ] Implicit Places using invariants in 918 ms returned []
[2023-03-22 07:16:48] [INFO ] Invariant cache hit.
[2023-03-22 07:16:50] [INFO ] Implicit Places using invariants and state equation in 1949 ms returned []
Implicit Place search using SMT with State Equation took 2882 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 5232 ms. Remains : 1244/1253 places, 896/902 transitions.
Stuttering acceptance computed with spot in 59 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 1032 ms.
Product exploration explored 100000 steps with 0 reset in 1388 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 116 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 29 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 209 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 60 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
[2023-03-22 07:16:53] [INFO ] Invariant cache hit.
[2023-03-22 07:16:54] [INFO ] [Real]Absence check using 548 positive place invariants in 225 ms returned sat
[2023-03-22 07:16:54] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 07:16:54] [INFO ] [Real]Absence check using state equation in 558 ms returned sat
[2023-03-22 07:16:54] [INFO ] Computed and/alt/rep : 895/2787/895 causal constraints (skipped 0 transitions) in 83 ms.
[2023-03-22 07:16:54] [INFO ] Added : 0 causal constraints over 0 iterations in 190 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 67 ms. Remains 1244 /1244 variables (removed 0) and now considering 896/896 (removed 0) transitions.
[2023-03-22 07:16:55] [INFO ] Invariant cache hit.
[2023-03-22 07:16:55] [INFO ] Implicit Places using invariants in 843 ms returned []
[2023-03-22 07:16:55] [INFO ] Invariant cache hit.
[2023-03-22 07:16:57] [INFO ] Implicit Places using invariants and state equation in 1883 ms returned []
Implicit Place search using SMT with State Equation took 2742 ms to find 0 implicit places.
[2023-03-22 07:16:57] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-22 07:16:57] [INFO ] Invariant cache hit.
[2023-03-22 07:16:58] [INFO ] Dead Transitions using invariants and state equation in 762 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3596 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 154 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 61 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 226 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 73 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[(NOT p0)]
[2023-03-22 07:16:59] [INFO ] Invariant cache hit.
[2023-03-22 07:17:00] [INFO ] [Real]Absence check using 548 positive place invariants in 284 ms returned sat
[2023-03-22 07:17:00] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-22 07:17:01] [INFO ] [Real]Absence check using state equation in 535 ms returned sat
[2023-03-22 07:17:01] [INFO ] Computed and/alt/rep : 895/2787/895 causal constraints (skipped 0 transitions) in 87 ms.
[2023-03-22 07:17:01] [INFO ] Added : 0 causal constraints over 0 iterations in 200 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 957 ms.
Product exploration explored 100000 steps with 0 reset in 1380 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 37 ms. Remains 1244 /1244 variables (removed 0) and now considering 896/896 (removed 0) transitions.
[2023-03-22 07:17:04] [INFO ] Invariant cache hit.
[2023-03-22 07:17:05] [INFO ] Implicit Places using invariants in 1044 ms returned []
[2023-03-22 07:17:05] [INFO ] Invariant cache hit.
[2023-03-22 07:17:07] [INFO ] Implicit Places using invariants and state equation in 1900 ms returned []
Implicit Place search using SMT with State Equation took 2966 ms to find 0 implicit places.
[2023-03-22 07:17:07] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-22 07:17:07] [INFO ] Invariant cache hit.
[2023-03-22 07:17:07] [INFO ] Dead Transitions using invariants and state equation in 915 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3936 ms. Remains : 1244/1244 places, 896/896 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-12 finished in 23307 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 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 2 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 115 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-22 07:17:08] [INFO ] Computed 550 place invariants in 5 ms
[2023-03-22 07:17:09] [INFO ] Implicit Places using invariants in 890 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 894 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 57 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-22 07:17:09] [INFO ] Computed 548 place invariants in 2 ms
[2023-03-22 07:17:10] [INFO ] Implicit Places using invariants in 956 ms returned []
[2023-03-22 07:17:10] [INFO ] Invariant cache hit.
[2023-03-22 07:17:12] [INFO ] Implicit Places using invariants and state equation in 2068 ms returned []
Implicit Place search using SMT with State Equation took 3027 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 4095 ms. Remains : 1243/1253 places, 895/902 transitions.
Stuttering acceptance computed with spot in 53 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 898 ms.
Stack based approach found an accepted trace after 39 steps with 0 reset with depth 40 and stack size 40 in 1 ms.
FORMULA ShieldPPPt-PT-050A-LTLCardinality-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-13 finished in 5109 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 2 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 189 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-22 07:17:13] [INFO ] Computed 550 place invariants in 4 ms
[2023-03-22 07:17:14] [INFO ] Implicit Places using invariants in 887 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 901 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 0 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
[2023-03-22 07:17:14] [INFO ] Computed 548 place invariants in 3 ms
[2023-03-22 07:17:15] [INFO ] Implicit Places using invariants in 1206 ms returned []
[2023-03-22 07:17:15] [INFO ] Invariant cache hit.
[2023-03-22 07:17:17] [INFO ] Implicit Places using invariants and state equation in 1739 ms returned []
Implicit Place search using SMT with State Equation took 2949 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 4135 ms. Remains : 1243/1253 places, 895/902 transitions.
Stuttering acceptance computed with spot in 50 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 859 ms.
Product exploration explored 100000 steps with 0 reset in 1105 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 232 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 46 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 118 ms. (steps per millisecond=84 ) properties (out of 1) 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 1) seen :0
Finished probabilistic random walk after 27102 steps, run visited all 1 properties in 284 ms. (steps per millisecond=95 )
Probabilistic random walk after 27102 steps, saw 26522 distinct states, run finished after 285 ms. (steps per millisecond=95 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 231 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 51 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 68 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 61 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:17:20] [INFO ] Invariant cache hit.
[2023-03-22 07:17:21] [INFO ] Implicit Places using invariants in 913 ms returned []
[2023-03-22 07:17:21] [INFO ] Invariant cache hit.
[2023-03-22 07:17:23] [INFO ] Implicit Places using invariants and state equation in 1875 ms returned []
Implicit Place search using SMT with State Equation took 2816 ms to find 0 implicit places.
[2023-03-22 07:17:23] [INFO ] Redundant transitions in 28 ms returned []
[2023-03-22 07:17:23] [INFO ] Invariant cache hit.
[2023-03-22 07:17:24] [INFO ] Dead Transitions using invariants and state equation in 936 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3855 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 166 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 94 ms. (steps per millisecond=106 ) properties (out of 1) 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 1) seen :0
Finished probabilistic random walk after 27102 steps, run visited all 1 properties in 328 ms. (steps per millisecond=82 )
Probabilistic random walk after 27102 steps, saw 26522 distinct states, run finished after 328 ms. (steps per millisecond=82 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 227 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)]
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 79 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 876 ms.
Product exploration explored 100000 steps with 0 reset in 1066 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 31 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:17:27] [INFO ] Invariant cache hit.
[2023-03-22 07:17:28] [INFO ] Implicit Places using invariants in 852 ms returned []
[2023-03-22 07:17:28] [INFO ] Invariant cache hit.
[2023-03-22 07:17:29] [INFO ] Implicit Places using invariants and state equation in 1534 ms returned []
Implicit Place search using SMT with State Equation took 2423 ms to find 0 implicit places.
[2023-03-22 07:17:29] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-22 07:17:29] [INFO ] Invariant cache hit.
[2023-03-22 07:17:30] [INFO ] Dead Transitions using invariants and state equation in 744 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3214 ms. Remains : 1243/1243 places, 895/895 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-14 finished in 17525 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 36 ms. Remains 1253 /1253 variables (removed 0) and now considering 902/902 (removed 0) transitions.
// Phase 1: matrix 902 rows 1253 cols
[2023-03-22 07:17:30] [INFO ] Computed 551 place invariants in 2 ms
[2023-03-22 07:17:31] [INFO ] Implicit Places using invariants in 840 ms returned []
[2023-03-22 07:17:31] [INFO ] Invariant cache hit.
[2023-03-22 07:17:33] [INFO ] Implicit Places using invariants and state equation in 1825 ms returned []
Implicit Place search using SMT with State Equation took 2678 ms to find 0 implicit places.
[2023-03-22 07:17:33] [INFO ] Invariant cache hit.
[2023-03-22 07:17:34] [INFO ] Dead Transitions using invariants and state equation in 1022 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3758 ms. Remains : 1253/1253 places, 902/902 transitions.
Stuttering acceptance computed with spot in 166 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 3014 ms.
Product exploration explored 100000 steps with 50000 reset in 3120 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 117 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 10241 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 153 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 3 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 139 ms. Remains 1247 /1253 variables (removed 6) and now considering 897/902 (removed 5) transitions.
// Phase 1: matrix 897 rows 1247 cols
[2023-03-22 07:17:41] [INFO ] Computed 550 place invariants in 2 ms
[2023-03-22 07:17:42] [INFO ] Implicit Places using invariants in 793 ms returned [1230, 1234]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 800 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 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 77 ms. Remains 1243 /1245 variables (removed 2) and now considering 895/897 (removed 2) transitions.
// Phase 1: matrix 895 rows 1243 cols
[2023-03-22 07:17:42] [INFO ] Computed 548 place invariants in 2 ms
[2023-03-22 07:17:43] [INFO ] Implicit Places using invariants in 1046 ms returned []
[2023-03-22 07:17:43] [INFO ] Invariant cache hit.
[2023-03-22 07:17:45] [INFO ] Implicit Places using invariants and state equation in 1847 ms returned []
Implicit Place search using SMT with State Equation took 2895 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 3912 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 33379 reset in 1174 ms.
Product exploration explored 100000 steps with 33303 reset in 1230 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 (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 628 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 186 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 298 ms. (steps per millisecond=33 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 117 ms. (steps per millisecond=85 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 129 ms. (steps per millisecond=77 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 153177 steps, run timeout after 3002 ms. (steps per millisecond=51 ) properties seen :{0=1, 2=1, 3=1}
Probabilistic random walk after 153177 steps, saw 151829 distinct states, run finished after 3002 ms. (steps per millisecond=51 ) properties seen :3
Running SMT prover for 1 properties.
[2023-03-22 07:17:52] [INFO ] Invariant cache hit.
[2023-03-22 07:17:52] [INFO ] [Real]Absence check using 548 positive place invariants in 133 ms returned sat
[2023-03-22 07:17:53] [INFO ] After 680ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:17:53] [INFO ] After 782ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 93 ms.
[2023-03-22 07:17:53] [INFO ] After 1529ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:17:54] [INFO ] [Nat]Absence check using 548 positive place invariants in 112 ms returned sat
[2023-03-22 07:17:54] [INFO ] After 498ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:17:54] [INFO ] After 644ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 69 ms.
[2023-03-22 07:17:54] [INFO ] After 1155ms 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 65 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 65 ms. Remains : 1243/1243 places, 895/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 143 ms. (steps per millisecond=69 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 232706 steps, run timeout after 3002 ms. (steps per millisecond=77 ) properties seen :{}
Probabilistic random walk after 232706 steps, saw 230953 distinct states, run finished after 3002 ms. (steps per millisecond=77 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:17:58] [INFO ] Invariant cache hit.
[2023-03-22 07:17:58] [INFO ] [Real]Absence check using 548 positive place invariants in 173 ms returned sat
[2023-03-22 07:17:59] [INFO ] After 722ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:17:59] [INFO ] After 836ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 77 ms.
[2023-03-22 07:17:59] [INFO ] After 1379ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:17:59] [INFO ] [Nat]Absence check using 548 positive place invariants in 127 ms returned sat
[2023-03-22 07:18:00] [INFO ] After 485ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:18:00] [INFO ] After 568ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 63 ms.
[2023-03-22 07:18:00] [INFO ] After 1154ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 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 54 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 54 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 35 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:18:00] [INFO ] Invariant cache hit.
[2023-03-22 07:18:01] [INFO ] Implicit Places using invariants in 1132 ms returned []
[2023-03-22 07:18:01] [INFO ] Invariant cache hit.
[2023-03-22 07:18:04] [INFO ] Implicit Places using invariants and state equation in 2201 ms returned []
Implicit Place search using SMT with State Equation took 3338 ms to find 0 implicit places.
[2023-03-22 07:18:04] [INFO ] Redundant transitions in 10 ms returned []
[2023-03-22 07:18:04] [INFO ] Invariant cache hit.
[2023-03-22 07:18:04] [INFO ] Dead Transitions using invariants and state equation in 824 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 4243 ms. Remains : 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.
Running SMT prover for 1 properties.
[2023-03-22 07:18:05] [INFO ] Invariant cache hit.
[2023-03-22 07:18:05] [INFO ] [Real]Absence check using 548 positive place invariants in 78 ms returned sat
[2023-03-22 07:18:05] [INFO ] After 481ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:18:05] [INFO ] After 568ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 88 ms.
[2023-03-22 07:18:06] [INFO ] After 1017ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:18:06] [INFO ] [Nat]Absence check using 548 positive place invariants in 80 ms returned sat
[2023-03-22 07:18:06] [INFO ] After 437ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:18:06] [INFO ] After 553ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 43 ms.
[2023-03-22 07:18:06] [INFO ] After 932ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 808 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 195 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 220 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 51 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:18:08] [INFO ] Invariant cache hit.
[2023-03-22 07:18:09] [INFO ] Implicit Places using invariants in 880 ms returned []
[2023-03-22 07:18:09] [INFO ] Invariant cache hit.
[2023-03-22 07:18:10] [INFO ] Implicit Places using invariants and state equation in 1532 ms returned []
Implicit Place search using SMT with State Equation took 2426 ms to find 0 implicit places.
[2023-03-22 07:18:10] [INFO ] Invariant cache hit.
[2023-03-22 07:18:11] [INFO ] Dead Transitions using invariants and state equation in 703 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3195 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 (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : []
Knowledge based reduction with 9 factoid took 609 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 224 ms :[(NOT p1), (NOT p1), (NOT p1)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 343 ms. (steps per millisecond=29 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 4) 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 4) 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 4) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 110328 steps, run timeout after 3001 ms. (steps per millisecond=36 ) properties seen :{0=1, 2=1, 3=1}
Probabilistic random walk after 110328 steps, saw 109294 distinct states, run finished after 3001 ms. (steps per millisecond=36 ) properties seen :3
Running SMT prover for 1 properties.
[2023-03-22 07:18:15] [INFO ] Invariant cache hit.
[2023-03-22 07:18:16] [INFO ] [Real]Absence check using 548 positive place invariants in 126 ms returned sat
[2023-03-22 07:18:17] [INFO ] After 595ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:18:17] [INFO ] After 751ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 77 ms.
[2023-03-22 07:18:17] [INFO ] After 1305ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:18:17] [INFO ] [Nat]Absence check using 548 positive place invariants in 128 ms returned sat
[2023-03-22 07:18:19] [INFO ] After 1396ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:18:19] [INFO ] After 1495ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 45 ms.
[2023-03-22 07:18:19] [INFO ] After 2090ms 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 45 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 45 ms. Remains : 1243/1243 places, 895/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 1) 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 1) seen :0
Interrupted probabilistic random walk after 241681 steps, run timeout after 3002 ms. (steps per millisecond=80 ) properties seen :{}
Probabilistic random walk after 241681 steps, saw 239765 distinct states, run finished after 3002 ms. (steps per millisecond=80 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-22 07:18:22] [INFO ] Invariant cache hit.
[2023-03-22 07:18:22] [INFO ] [Real]Absence check using 548 positive place invariants in 117 ms returned sat
[2023-03-22 07:18:23] [INFO ] After 505ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:18:23] [INFO ] After 591ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 66 ms.
[2023-03-22 07:18:23] [INFO ] After 1078ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:18:24] [INFO ] [Nat]Absence check using 548 positive place invariants in 97 ms returned sat
[2023-03-22 07:18:24] [INFO ] After 539ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:18:24] [INFO ] After 663ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 56 ms.
[2023-03-22 07:18:24] [INFO ] After 1133ms 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 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.
[2023-03-22 07:18:24] [INFO ] Invariant cache hit.
[2023-03-22 07:18:25] [INFO ] Implicit Places using invariants in 750 ms returned []
[2023-03-22 07:18:25] [INFO ] Invariant cache hit.
[2023-03-22 07:18:27] [INFO ] Implicit Places using invariants and state equation in 1802 ms returned []
Implicit Place search using SMT with State Equation took 2564 ms to find 0 implicit places.
[2023-03-22 07:18:27] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-22 07:18:27] [INFO ] Invariant cache hit.
[2023-03-22 07:18:28] [INFO ] Dead Transitions using invariants and state equation in 645 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 3262 ms. Remains : 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.
Running SMT prover for 1 properties.
[2023-03-22 07:18:28] [INFO ] Invariant cache hit.
[2023-03-22 07:18:28] [INFO ] [Real]Absence check using 548 positive place invariants in 137 ms returned sat
[2023-03-22 07:18:28] [INFO ] After 441ms SMT Verify possible using state equation in real domain returned unsat :0 sat :1
[2023-03-22 07:18:29] [INFO ] After 504ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 32 ms.
[2023-03-22 07:18:29] [INFO ] After 910ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-22 07:18:29] [INFO ] [Nat]Absence check using 548 positive place invariants in 182 ms returned sat
[2023-03-22 07:18:30] [INFO ] After 602ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-22 07:18:30] [INFO ] After 678ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-22 07:18:30] [INFO ] After 1251ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [(AND p0 p1), (X p1), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND p0 (NOT p1)))), true, (X (X p0)), (X (X p1)), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND p0 (NOT p1)))))]
False Knowledge obtained : [(F (NOT p1)), (F (NOT p0)), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 9 factoid took 681 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 168 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 220 ms :[(NOT p1), (NOT p1), (NOT p1)]
Stuttering acceptance computed with spot in 230 ms :[(NOT p1), (NOT p1), (NOT p1)]
Product exploration explored 100000 steps with 33494 reset in 1198 ms.
Product exploration explored 100000 steps with 33371 reset in 1368 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 26 ms. Remains 1243 /1243 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-22 07:18:34] [INFO ] Invariant cache hit.
[2023-03-22 07:18:35] [INFO ] Implicit Places using invariants in 1011 ms returned []
[2023-03-22 07:18:35] [INFO ] Invariant cache hit.
[2023-03-22 07:18:37] [INFO ] Implicit Places using invariants and state equation in 1819 ms returned []
Implicit Place search using SMT with State Equation took 2862 ms to find 0 implicit places.
[2023-03-22 07:18:37] [INFO ] Invariant cache hit.
[2023-03-22 07:18:38] [INFO ] Dead Transitions using invariants and state equation in 828 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3742 ms. Remains : 1243/1243 places, 895/895 transitions.
Treatment of property ShieldPPPt-PT-050A-LTLCardinality-10 finished in 57163 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)))'
[2023-03-22 07:18:38] [INFO ] Flatten gal took : 60 ms
[2023-03-22 07:18:38] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-22 07:18:38] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1253 places, 902 transitions and 3604 arcs took 24 ms.
Total runtime 306227 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1716/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1716/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1716/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : ShieldPPPt-PT-050A-LTLCardinality-10
Could not compute solution for formula : ShieldPPPt-PT-050A-LTLCardinality-12
Could not compute solution for formula : ShieldPPPt-PT-050A-LTLCardinality-14

BK_STOP 1679469519966

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name ShieldPPPt-PT-050A-LTLCardinality-10
ltl formula formula --ltl=/tmp/1716/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1253 places, 902 transitions and 3604 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.210 real 0.040 user 0.080 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1716/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1716/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1716/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1716/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name ShieldPPPt-PT-050A-LTLCardinality-12
ltl formula formula --ltl=/tmp/1716/ltl_1_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1253 places, 902 transitions and 3604 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.140 real 0.050 user 0.060 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1716/ltl_1_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1716/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1716/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1716/ltl_1_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)
ltl formula name ShieldPPPt-PT-050A-LTLCardinality-14
ltl formula formula --ltl=/tmp/1716/ltl_2_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 1253 places, 902 transitions and 3604 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.160 real 0.060 user 0.040 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1716/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1716/ltl_2_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1716/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1716/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
double free or corruption (fasttop)

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="ShieldPPPt-PT-050A"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is 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 r393-oct2-167903717300675"
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 ;