Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r169-tall-167838855400132.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is EnergyBus-PT-none, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r169-tall-167838855400132
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.5M
-rw-r--r-- 1 mcc users 6.7K Feb 26 15:53 CTLCardinality.txt
-rw-r--r-- 1 mcc users 72K Feb 26 15:53 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 15:49 CTLFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 26 15:49 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:40 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.2K Jan 29 11:40 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:04 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 16:04 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:04 LTLFireability.txt
-rw-r--r-- 1 mcc users 15K Feb 25 16:04 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K Feb 26 15:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 64K Feb 26 15:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.7K Feb 26 15:54 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 62K Feb 26 15:54 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:04 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:04 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 3.2M Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

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

=== Now, execution of the tool begins

BK_START 1678493653957

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=EnergyBus-PT-none
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 00:14:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 00:14:15] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 00:14:15] [INFO ] Load time of PNML (sax parser for PT used): 301 ms
[2023-03-11 00:14:16] [INFO ] Transformed 157 places.
[2023-03-11 00:14:16] [INFO ] Transformed 4430 transitions.
[2023-03-11 00:14:16] [INFO ] Found NUPN structural information;
[2023-03-11 00:14:16] [INFO ] Parsed PT model containing 157 places and 4430 transitions and 63389 arcs in 598 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 4 places in 20 ms
Reduce places removed 4 places and 825 transitions.
Ensure Unique test removed 1692 transitions
Reduce redundant transitions removed 1692 transitions.
FORMULA EnergyBus-PT-none-LTLFireability-11 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-09 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 34 out of 153 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 153/153 places, 1913/1913 transitions.
Discarding 19 places :
Symmetric choice reduction at 0 with 19 rule applications. Total rules 19 place count 134 transition count 1878
Iterating global reduction 0 with 19 rules applied. Total rules applied 38 place count 134 transition count 1878
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 41 place count 134 transition count 1875
Drop transitions removed 8 transitions
Redundant transition composition rules discarded 8 transitions
Iterating global reduction 1 with 8 rules applied. Total rules applied 49 place count 134 transition count 1867
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 50 place count 133 transition count 1866
Iterating global reduction 1 with 1 rules applied. Total rules applied 51 place count 133 transition count 1866
Applied a total of 51 rules in 75 ms. Remains 133 /153 variables (removed 20) and now considering 1866/1913 (removed 47) transitions.
[2023-03-11 00:14:16] [INFO ] Flow matrix only has 608 transitions (discarded 1258 similar events)
// Phase 1: matrix 608 rows 133 cols
[2023-03-11 00:14:16] [INFO ] Computed 23 place invariants in 29 ms
[2023-03-11 00:14:16] [INFO ] Implicit Places using invariants in 253 ms returned [12]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 280 ms to find 1 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 132/153 places, 1866/1913 transitions.
Applied a total of 0 rules in 15 ms. Remains 132 /132 variables (removed 0) and now considering 1866/1866 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 372 ms. Remains : 132/153 places, 1866/1913 transitions.
Support contains 34 out of 132 places after structural reductions.
[2023-03-11 00:14:17] [INFO ] Flatten gal took : 334 ms
[2023-03-11 00:14:17] [INFO ] Flatten gal took : 199 ms
[2023-03-11 00:14:17] [INFO ] Input system was already deterministic with 1866 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 598 ms. (steps per millisecond=16 ) properties (out of 27) seen :2
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 25) seen :0
Interrupted probabilistic random walk after 189046 steps, run timeout after 3001 ms. (steps per millisecond=62 ) properties seen :{}
Probabilistic random walk after 189046 steps, saw 102714 distinct states, run finished after 3002 ms. (steps per millisecond=62 ) properties seen :0
Running SMT prover for 25 properties.
[2023-03-11 00:14:21] [INFO ] Flow matrix only has 608 transitions (discarded 1258 similar events)
// Phase 1: matrix 608 rows 132 cols
[2023-03-11 00:14:21] [INFO ] Computed 22 place invariants in 5 ms
[2023-03-11 00:14:22] [INFO ] [Real]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-11 00:14:22] [INFO ] [Real]Absence check using 20 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-11 00:14:22] [INFO ] After 557ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0 real:24
[2023-03-11 00:14:22] [INFO ] [Nat]Absence check using 20 positive place invariants in 4 ms returned sat
[2023-03-11 00:14:22] [INFO ] [Nat]Absence check using 20 positive and 2 generalized place invariants in 2 ms returned sat
[2023-03-11 00:14:24] [INFO ] After 1902ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :22
[2023-03-11 00:14:24] [INFO ] State equation strengthened by 461 read => feed constraints.
[2023-03-11 00:14:26] [INFO ] After 1699ms SMT Verify possible using 461 Read/Feed constraints in natural domain returned unsat :3 sat :22
[2023-03-11 00:14:26] [INFO ] Deduced a trap composed of 5 places in 54 ms of which 7 ms to minimize.
[2023-03-11 00:14:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 106 ms
[2023-03-11 00:14:26] [INFO ] Deduced a trap composed of 4 places in 123 ms of which 1 ms to minimize.
[2023-03-11 00:14:26] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 166 ms
[2023-03-11 00:14:28] [INFO ] Deduced a trap composed of 32 places in 141 ms of which 1 ms to minimize.
[2023-03-11 00:14:28] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 157 ms
[2023-03-11 00:14:28] [INFO ] After 4018ms SMT Verify possible using trap constraints in natural domain returned unsat :4 sat :21
Attempting to minimize the solution found.
Minimization took 1586 ms.
[2023-03-11 00:14:30] [INFO ] After 7716ms SMT Verify possible using all constraints in natural domain returned unsat :4 sat :21
Fused 25 Parikh solutions to 20 different solutions.
Parikh walk visited 0 properties in 737 ms.
Support contains 30 out of 132 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 62 edges and 132 vertex of which 10 / 132 are part of one of the 4 SCC in 3 ms
Free SCC test removed 6 places
Drop transitions removed 18 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 738 edges and 126 vertex of which 123 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.21 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 0 with 8 rules applied. Total rules applied 10 place count 123 transition count 1835
Reduce places removed 6 places and 0 transitions.
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 8 rules applied. Total rules applied 18 place count 117 transition count 1833
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 18 place count 117 transition count 1828
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 28 place count 112 transition count 1828
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 29 place count 111 transition count 1826
Iterating global reduction 2 with 1 rules applied. Total rules applied 30 place count 111 transition count 1826
Performed 9 Post agglomeration using F-continuation condition.Transition count delta: 9
Deduced a syphon composed of 9 places in 2 ms
Reduce places removed 9 places and 0 transitions.
Iterating global reduction 2 with 18 rules applied. Total rules applied 48 place count 102 transition count 1817
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 50 place count 102 transition count 1815
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -9
Deduced a syphon composed of 5 places in 2 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 60 place count 97 transition count 1824
Drop transitions removed 4 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 8 transitions.
Iterating post reduction 3 with 8 rules applied. Total rules applied 68 place count 97 transition count 1816
Drop transitions removed 79 transitions
Redundant transition composition rules discarded 79 transitions
Iterating global reduction 4 with 79 rules applied. Total rules applied 147 place count 97 transition count 1737
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 4 with 4 rules applied. Total rules applied 151 place count 95 transition count 1735
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 5 with 3 rules applied. Total rules applied 154 place count 93 transition count 1734
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 155 place count 92 transition count 1734
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 7 with 2 Pre rules applied. Total rules applied 155 place count 92 transition count 1732
Deduced a syphon composed of 2 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 7 with 4 rules applied. Total rules applied 159 place count 90 transition count 1732
Free-agglomeration rule applied 5 times.
Iterating global reduction 7 with 5 rules applied. Total rules applied 164 place count 90 transition count 1727
Reduce places removed 5 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 7 with 6 rules applied. Total rules applied 170 place count 85 transition count 1726
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 171 place count 85 transition count 1725
Applied a total of 171 rules in 1425 ms. Remains 85 /132 variables (removed 47) and now considering 1725/1866 (removed 141) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1426 ms. Remains : 85/132 places, 1725/1866 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 456 ms. (steps per millisecond=21 ) properties (out of 21) seen :1
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=142 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 20) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 20) seen :0
Interrupted probabilistic random walk after 171112 steps, run timeout after 3001 ms. (steps per millisecond=57 ) properties seen :{12=1}
Probabilistic random walk after 171112 steps, saw 82873 distinct states, run finished after 3001 ms. (steps per millisecond=57 ) properties seen :1
Running SMT prover for 19 properties.
[2023-03-11 00:14:36] [INFO ] Flow matrix only has 519 transitions (discarded 1206 similar events)
// Phase 1: matrix 519 rows 85 cols
[2023-03-11 00:14:36] [INFO ] Computed 19 place invariants in 11 ms
[2023-03-11 00:14:36] [INFO ] [Real]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-11 00:14:36] [INFO ] [Real]Absence check using 18 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:14:36] [INFO ] After 461ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-11 00:14:36] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-11 00:14:36] [INFO ] [Nat]Absence check using 18 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 00:14:38] [INFO ] After 1505ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-11 00:14:38] [INFO ] State equation strengthened by 456 read => feed constraints.
[2023-03-11 00:14:39] [INFO ] After 1466ms SMT Verify possible using 456 Read/Feed constraints in natural domain returned unsat :0 sat :19
[2023-03-11 00:14:40] [INFO ] Deduced a trap composed of 5 places in 54 ms of which 0 ms to minimize.
[2023-03-11 00:14:40] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 92 ms
[2023-03-11 00:14:41] [INFO ] After 3244ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 1423 ms.
[2023-03-11 00:14:43] [INFO ] After 6324ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Fused 19 Parikh solutions to 18 different solutions.
Parikh walk visited 0 properties in 13 ms.
Support contains 29 out of 85 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 85/85 places, 1725/1725 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 84 transition count 1613
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 84 transition count 1613
Applied a total of 2 rules in 208 ms. Remains 84 /85 variables (removed 1) and now considering 1613/1725 (removed 112) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 209 ms. Remains : 84/85 places, 1613/1725 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 342 ms. (steps per millisecond=29 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Interrupted probabilistic random walk after 171054 steps, run timeout after 3001 ms. (steps per millisecond=56 ) properties seen :{}
Probabilistic random walk after 171054 steps, saw 82104 distinct states, run finished after 3001 ms. (steps per millisecond=56 ) properties seen :0
Running SMT prover for 19 properties.
[2023-03-11 00:14:46] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
// Phase 1: matrix 491 rows 84 cols
[2023-03-11 00:14:46] [INFO ] Computed 19 place invariants in 3 ms
[2023-03-11 00:14:46] [INFO ] [Real]Absence check using 18 positive place invariants in 2 ms returned sat
[2023-03-11 00:14:46] [INFO ] [Real]Absence check using 18 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:14:47] [INFO ] After 411ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-11 00:14:47] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-11 00:14:47] [INFO ] [Nat]Absence check using 18 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:14:48] [INFO ] After 1452ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-11 00:14:48] [INFO ] State equation strengthened by 428 read => feed constraints.
[2023-03-11 00:14:50] [INFO ] After 1438ms SMT Verify possible using 428 Read/Feed constraints in natural domain returned unsat :0 sat :19
[2023-03-11 00:14:50] [INFO ] Deduced a trap composed of 4 places in 80 ms of which 0 ms to minimize.
[2023-03-11 00:14:50] [INFO ] Deduced a trap composed of 5 places in 25 ms of which 0 ms to minimize.
[2023-03-11 00:14:50] [INFO ] Trap strengthening (SAT) tested/added 3/2 trap constraints in 180 ms
[2023-03-11 00:14:52] [INFO ] After 3211ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 1487 ms.
[2023-03-11 00:14:53] [INFO ] After 6271ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Parikh walk visited 0 properties in 6 ms.
Support contains 29 out of 84 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 1613/1613 transitions.
Applied a total of 0 rules in 174 ms. Remains 84 /84 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 84/84 places, 1613/1613 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 84/84 places, 1613/1613 transitions.
Applied a total of 0 rules in 186 ms. Remains 84 /84 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
[2023-03-11 00:14:53] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
[2023-03-11 00:14:53] [INFO ] Invariant cache hit.
[2023-03-11 00:14:54] [INFO ] Implicit Places using invariants in 66 ms returned [65]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 68 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 83/84 places, 1613/1613 transitions.
Applied a total of 0 rules in 181 ms. Remains 83 /83 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 436 ms. Remains : 83/84 places, 1613/1613 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 356 ms. (steps per millisecond=28 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Interrupted probabilistic random walk after 180932 steps, run timeout after 3001 ms. (steps per millisecond=60 ) properties seen :{}
Probabilistic random walk after 180932 steps, saw 86877 distinct states, run finished after 3001 ms. (steps per millisecond=60 ) properties seen :0
Running SMT prover for 19 properties.
[2023-03-11 00:14:57] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
// Phase 1: matrix 491 rows 83 cols
[2023-03-11 00:14:57] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-11 00:14:57] [INFO ] [Real]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-11 00:14:57] [INFO ] [Real]Absence check using 17 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 00:14:58] [INFO ] After 377ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-11 00:14:58] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-11 00:14:58] [INFO ] [Nat]Absence check using 17 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-11 00:14:59] [INFO ] After 1441ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-11 00:14:59] [INFO ] State equation strengthened by 420 read => feed constraints.
[2023-03-11 00:15:01] [INFO ] After 1446ms SMT Verify possible using 420 Read/Feed constraints in natural domain returned unsat :0 sat :19
[2023-03-11 00:15:02] [INFO ] After 3078ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 1411 ms.
[2023-03-11 00:15:04] [INFO ] After 6042ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Parikh walk visited 0 properties in 7 ms.
Support contains 29 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 1613/1613 transitions.
Applied a total of 0 rules in 176 ms. Remains 83 /83 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 83/83 places, 1613/1613 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 1613/1613 transitions.
Applied a total of 0 rules in 176 ms. Remains 83 /83 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
[2023-03-11 00:15:04] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
[2023-03-11 00:15:04] [INFO ] Invariant cache hit.
[2023-03-11 00:15:04] [INFO ] Implicit Places using invariants in 71 ms returned []
[2023-03-11 00:15:04] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
[2023-03-11 00:15:04] [INFO ] Invariant cache hit.
[2023-03-11 00:15:04] [INFO ] State equation strengthened by 420 read => feed constraints.
[2023-03-11 00:15:05] [INFO ] Implicit Places using invariants and state equation in 473 ms returned [13, 60]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 551 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 81/83 places, 1613/1613 transitions.
Applied a total of 0 rules in 180 ms. Remains 81 /81 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 907 ms. Remains : 81/83 places, 1613/1613 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 400 ms. (steps per millisecond=25 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 19) seen :0
Interrupted probabilistic random walk after 165229 steps, run timeout after 3001 ms. (steps per millisecond=55 ) properties seen :{}
Probabilistic random walk after 165229 steps, saw 79111 distinct states, run finished after 3001 ms. (steps per millisecond=55 ) properties seen :0
Running SMT prover for 19 properties.
[2023-03-11 00:15:08] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
// Phase 1: matrix 491 rows 81 cols
[2023-03-11 00:15:08] [INFO ] Computed 16 place invariants in 3 ms
[2023-03-11 00:15:09] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:09] [INFO ] [Real]Absence check using 15 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:15:09] [INFO ] After 387ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-11 00:15:09] [INFO ] [Nat]Absence check using 15 positive place invariants in 6 ms returned sat
[2023-03-11 00:15:09] [INFO ] [Nat]Absence check using 15 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:15:10] [INFO ] After 1412ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-11 00:15:10] [INFO ] State equation strengthened by 420 read => feed constraints.
[2023-03-11 00:15:12] [INFO ] After 1399ms SMT Verify possible using 420 Read/Feed constraints in natural domain returned unsat :0 sat :19
[2023-03-11 00:15:12] [INFO ] Deduced a trap composed of 5 places in 32 ms of which 1 ms to minimize.
[2023-03-11 00:15:12] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 78 ms
[2023-03-11 00:15:13] [INFO ] After 2974ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 1386 ms.
[2023-03-11 00:15:15] [INFO ] After 5884ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Fused 19 Parikh solutions to 18 different solutions.
Parikh walk visited 0 properties in 5 ms.
Support contains 29 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 1613/1613 transitions.
Applied a total of 0 rules in 177 ms. Remains 81 /81 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 177 ms. Remains : 81/81 places, 1613/1613 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 1613/1613 transitions.
Applied a total of 0 rules in 176 ms. Remains 81 /81 variables (removed 0) and now considering 1613/1613 (removed 0) transitions.
[2023-03-11 00:15:15] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
[2023-03-11 00:15:15] [INFO ] Invariant cache hit.
[2023-03-11 00:15:15] [INFO ] Implicit Places using invariants in 56 ms returned []
[2023-03-11 00:15:15] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
[2023-03-11 00:15:15] [INFO ] Invariant cache hit.
[2023-03-11 00:15:15] [INFO ] State equation strengthened by 420 read => feed constraints.
[2023-03-11 00:15:16] [INFO ] Implicit Places using invariants and state equation in 494 ms returned []
Implicit Place search using SMT with State Equation took 552 ms to find 0 implicit places.
[2023-03-11 00:15:16] [INFO ] Redundant transitions in 435 ms returned []
[2023-03-11 00:15:16] [INFO ] Flow matrix only has 491 transitions (discarded 1122 similar events)
[2023-03-11 00:15:16] [INFO ] Invariant cache hit.
[2023-03-11 00:15:17] [INFO ] Dead Transitions using invariants and state equation in 498 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1674 ms. Remains : 81/81 places, 1613/1613 transitions.
Graph (trivial) has 15 edges and 81 vertex of which 2 / 81 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Drop transitions removed 2 transitions
Ensure Unique test removed 1122 transitions
Reduce isomorphic transitions removed 1124 transitions.
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 2 Pre rules applied. Total rules applied 1 place count 80 transition count 487
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 5 place count 78 transition count 487
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 7 place count 77 transition count 486
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 8 place count 77 transition count 485
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 0 with 6 rules applied. Total rules applied 14 place count 77 transition count 485
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 0 with 1 rules applied. Total rules applied 15 place count 77 transition count 484
Applied a total of 15 rules in 39 ms. Remains 77 /81 variables (removed 4) and now considering 484/1613 (removed 1129) transitions.
Running SMT prover for 19 properties.
// Phase 1: matrix 484 rows 77 cols
[2023-03-11 00:15:17] [INFO ] Computed 16 place invariants in 3 ms
[2023-03-11 00:15:17] [INFO ] [Real]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:17] [INFO ] [Real]Absence check using 15 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:15:17] [INFO ] After 356ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:19
[2023-03-11 00:15:17] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:17] [INFO ] [Nat]Absence check using 15 positive and 1 generalized place invariants in 0 ms returned sat
[2023-03-11 00:15:18] [INFO ] After 975ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :19
[2023-03-11 00:15:18] [INFO ] State equation strengthened by 11 read => feed constraints.
[2023-03-11 00:15:19] [INFO ] After 883ms SMT Verify possible using 11 Read/Feed constraints in natural domain returned unsat :0 sat :19
[2023-03-11 00:15:19] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 0 ms to minimize.
[2023-03-11 00:15:19] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 57 ms
[2023-03-11 00:15:20] [INFO ] After 1942ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :19
Attempting to minimize the solution found.
Minimization took 862 ms.
[2023-03-11 00:15:21] [INFO ] After 3862ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :19
Successfully simplified 4 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA EnergyBus-PT-none-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA EnergyBus-PT-none-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 3 stabilizing places and 130 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' '!(F(G(p0)))'
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 89 edges and 132 vertex of which 12 / 132 are part of one of the 5 SCC in 1 ms
Free SCC test removed 7 places
Ensure Unique test removed 441 transitions
Reduce isomorphic transitions removed 441 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 125 transition count 1421
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 121 transition count 1421
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 9 place count 121 transition count 1416
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 19 place count 116 transition count 1416
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 27 place count 108 transition count 862
Iterating global reduction 2 with 8 rules applied. Total rules applied 35 place count 108 transition count 862
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 57 place count 97 transition count 851
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 59 place count 97 transition count 849
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -10
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 69 place count 92 transition count 859
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 73 place count 92 transition count 855
Drop transitions removed 20 transitions
Redundant transition composition rules discarded 20 transitions
Iterating global reduction 4 with 20 rules applied. Total rules applied 93 place count 92 transition count 835
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 94 place count 92 transition count 834
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 95 place count 91 transition count 834
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 95 place count 91 transition count 833
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 97 place count 90 transition count 833
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 6 with 12 rules applied. Total rules applied 109 place count 84 transition count 827
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 110 place count 84 transition count 826
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 111 place count 83 transition count 826
Applied a total of 111 rules in 433 ms. Remains 83 /132 variables (removed 49) and now considering 826/1866 (removed 1040) transitions.
[2023-03-11 00:15:22] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
// Phase 1: matrix 258 rows 83 cols
[2023-03-11 00:15:22] [INFO ] Computed 21 place invariants in 4 ms
[2023-03-11 00:15:22] [INFO ] Implicit Places using invariants in 129 ms returned [66]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 132 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 82/132 places, 826/1866 transitions.
Applied a total of 0 rules in 96 ms. Remains 82 /82 variables (removed 0) and now considering 826/826 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 661 ms. Remains : 82/132 places, 826/1866 transitions.
Stuttering acceptance computed with spot in 125 ms :[(NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-00 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 s6 0) (EQ s8 0) (EQ s22 0) (EQ s28 0) (EQ s39 0) (EQ s53 0) (EQ s57 0) (EQ s71 0))], 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 715 ms.
Product exploration explored 100000 steps with 0 reset in 655 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 203 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 35 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 780463 steps, run timeout after 3001 ms. (steps per millisecond=260 ) properties seen :{}
Probabilistic random walk after 780463 steps, saw 295792 distinct states, run finished after 3002 ms. (steps per millisecond=259 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:27] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
// Phase 1: matrix 258 rows 82 cols
[2023-03-11 00:15:27] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:15:27] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:27] [INFO ] [Nat]Absence check using 18 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:27] [INFO ] [Nat]Absence check using 18 positive and 2 generalized place invariants in 0 ms returned sat
[2023-03-11 00:15:27] [INFO ] After 97ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:27] [INFO ] State equation strengthened by 186 read => feed constraints.
[2023-03-11 00:15:27] [INFO ] After 74ms SMT Verify possible using 186 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:27] [INFO ] After 132ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-11 00:15:27] [INFO ] After 309ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 82 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 82/82 places, 826/826 transitions.
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 82 transition count 816
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 10 place count 82 transition count 811
Deduced a syphon composed of 5 places in 1 ms
Ensure Unique test removed 3 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 13 rules applied. Total rules applied 23 place count 74 transition count 811
Drop transitions removed 49 transitions
Redundant transition composition rules discarded 49 transitions
Iterating global reduction 1 with 49 rules applied. Total rules applied 72 place count 74 transition count 762
Free-agglomeration rule applied 11 times.
Iterating global reduction 1 with 11 rules applied. Total rules applied 83 place count 74 transition count 751
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 12 rules applied. Total rules applied 95 place count 63 transition count 750
Drop transitions removed 73 transitions
Redundant transition composition rules discarded 73 transitions
Iterating global reduction 2 with 73 rules applied. Total rules applied 168 place count 63 transition count 677
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 169 place count 63 transition count 723
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 170 place count 62 transition count 723
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 174 place count 62 transition count 723
Applied a total of 174 rules in 278 ms. Remains 62 /82 variables (removed 20) and now considering 723/826 (removed 103) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 278 ms. Remains : 62/82 places, 723/826 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 865658 steps, run timeout after 3001 ms. (steps per millisecond=288 ) properties seen :{}
Probabilistic random walk after 865658 steps, saw 336442 distinct states, run finished after 3001 ms. (steps per millisecond=288 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:30] [INFO ] Flow matrix only has 162 transitions (discarded 561 similar events)
// Phase 1: matrix 162 rows 62 cols
[2023-03-11 00:15:30] [INFO ] Computed 17 place invariants in 1 ms
[2023-03-11 00:15:30] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:30] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:31] [INFO ] After 58ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:31] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-11 00:15:31] [INFO ] After 50ms SMT Verify possible using 112 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:31] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 1 ms to minimize.
[2023-03-11 00:15:31] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2023-03-11 00:15:31] [INFO ] After 120ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 29 ms.
[2023-03-11 00:15:31] [INFO ] After 245ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 723/723 transitions.
Applied a total of 0 rules in 47 ms. Remains 62 /62 variables (removed 0) and now considering 723/723 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 62/62 places, 723/723 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 723/723 transitions.
Applied a total of 0 rules in 42 ms. Remains 62 /62 variables (removed 0) and now considering 723/723 (removed 0) transitions.
[2023-03-11 00:15:31] [INFO ] Flow matrix only has 162 transitions (discarded 561 similar events)
[2023-03-11 00:15:31] [INFO ] Invariant cache hit.
[2023-03-11 00:15:31] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-11 00:15:31] [INFO ] Flow matrix only has 162 transitions (discarded 561 similar events)
[2023-03-11 00:15:31] [INFO ] Invariant cache hit.
[2023-03-11 00:15:31] [INFO ] State equation strengthened by 112 read => feed constraints.
[2023-03-11 00:15:31] [INFO ] Implicit Places using invariants and state equation in 179 ms returned [13, 48]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 268 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 60/62 places, 723/723 transitions.
Graph (complete) has 390 edges and 60 vertex of which 59 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 59 transition count 718
Applied a total of 6 rules in 49 ms. Remains 59 /60 variables (removed 1) and now considering 718/723 (removed 5) transitions.
[2023-03-11 00:15:31] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
// Phase 1: matrix 161 rows 59 cols
[2023-03-11 00:15:31] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:15:31] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-11 00:15:31] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
[2023-03-11 00:15:31] [INFO ] Invariant cache hit.
[2023-03-11 00:15:31] [INFO ] State equation strengthened by 111 read => feed constraints.
[2023-03-11 00:15:31] [INFO ] Implicit Places using invariants and state equation in 167 ms returned []
Implicit Place search using SMT with State Equation took 245 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 59/62 places, 718/723 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 604 ms. Remains : 59/62 places, 718/723 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 876907 steps, run timeout after 3001 ms. (steps per millisecond=292 ) properties seen :{}
Probabilistic random walk after 876907 steps, saw 339510 distinct states, run finished after 3001 ms. (steps per millisecond=292 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:34] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
[2023-03-11 00:15:34] [INFO ] Invariant cache hit.
[2023-03-11 00:15:34] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:35] [INFO ] [Nat]Absence check using 15 positive place invariants in 1 ms returned sat
[2023-03-11 00:15:35] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:35] [INFO ] State equation strengthened by 111 read => feed constraints.
[2023-03-11 00:15:35] [INFO ] After 47ms SMT Verify possible using 111 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:35] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 0 ms to minimize.
[2023-03-11 00:15:35] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
[2023-03-11 00:15:35] [INFO ] After 117ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 25 ms.
[2023-03-11 00:15:35] [INFO ] After 245ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 718/718 transitions.
Applied a total of 0 rules in 46 ms. Remains 59 /59 variables (removed 0) and now considering 718/718 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 46 ms. Remains : 59/59 places, 718/718 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 718/718 transitions.
Applied a total of 0 rules in 42 ms. Remains 59 /59 variables (removed 0) and now considering 718/718 (removed 0) transitions.
[2023-03-11 00:15:35] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
[2023-03-11 00:15:35] [INFO ] Invariant cache hit.
[2023-03-11 00:15:35] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-11 00:15:35] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
[2023-03-11 00:15:35] [INFO ] Invariant cache hit.
[2023-03-11 00:15:35] [INFO ] State equation strengthened by 111 read => feed constraints.
[2023-03-11 00:15:35] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
[2023-03-11 00:15:35] [INFO ] Redundant transitions in 27 ms returned [31]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:15:35] [INFO ] Flow matrix only has 160 transitions (discarded 557 similar events)
// Phase 1: matrix 160 rows 59 cols
[2023-03-11 00:15:35] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:15:35] [INFO ] Dead Transitions using invariants and state equation in 221 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 59/59 places, 717/718 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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 58 transition count 716
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 58 transition count 715
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 58 transition count 714
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 57 transition count 712
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 57 transition count 712
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 57 transition count 711
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 56 transition count 711
Applied a total of 8 rules in 136 ms. Remains 56 /59 variables (removed 3) and now considering 711/717 (removed 6) transitions.
[2023-03-11 00:15:35] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
// Phase 1: matrix 154 rows 56 cols
[2023-03-11 00:15:35] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:15:36] [INFO ] Implicit Places using invariants in 72 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 74 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 55/59 places, 711/718 transitions.
Applied a total of 0 rules in 44 ms. Remains 55 /55 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 801 ms. Remains : 55/59 places, 711/718 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 960126 steps, run timeout after 3001 ms. (steps per millisecond=319 ) properties seen :{}
Probabilistic random walk after 960126 steps, saw 262871 distinct states, run finished after 3001 ms. (steps per millisecond=319 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:39] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
// Phase 1: matrix 154 rows 55 cols
[2023-03-11 00:15:39] [INFO ] Computed 14 place invariants in 3 ms
[2023-03-11 00:15:39] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:39] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-11 00:15:39] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:39] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 00:15:39] [INFO ] After 48ms SMT Verify possible using 109 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:39] [INFO ] After 80ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 28 ms.
[2023-03-11 00:15:39] [INFO ] After 213ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 711/711 transitions.
Applied a total of 0 rules in 47 ms. Remains 55 /55 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 47 ms. Remains : 55/55 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 711/711 transitions.
Applied a total of 0 rules in 45 ms. Remains 55 /55 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2023-03-11 00:15:39] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
[2023-03-11 00:15:39] [INFO ] Invariant cache hit.
[2023-03-11 00:15:39] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-11 00:15:39] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
[2023-03-11 00:15:39] [INFO ] Invariant cache hit.
[2023-03-11 00:15:39] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 00:15:39] [INFO ] Implicit Places using invariants and state equation in 154 ms returned []
Implicit Place search using SMT with State Equation took 224 ms to find 0 implicit places.
[2023-03-11 00:15:39] [INFO ] Redundant transitions in 14 ms returned []
[2023-03-11 00:15:39] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
[2023-03-11 00:15:39] [INFO ] Invariant cache hit.
[2023-03-11 00:15:39] [INFO ] Dead Transitions using invariants and state equation in 226 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 517 ms. Remains : 55/55 places, 711/711 transitions.
Graph (trivial) has 22 edges and 55 vertex of which 2 / 55 are part of one of the 1 SCC in 1 ms
Free SCC test removed 1 places
Drop transitions removed 4 transitions
Ensure Unique test removed 557 transitions
Reduce isomorphic transitions removed 561 transitions.
Graph (complete) has 245 edges and 54 vertex of which 53 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 53 transition count 149
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 3 place count 53 transition count 147
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 51 transition count 147
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 15 place count 47 transition count 143
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 16 place count 47 transition count 142
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 46 transition count 141
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 27 place count 46 transition count 132
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 28 place count 45 transition count 132
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 44 transition count 131
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 44 transition count 131
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 32 place count 43 transition count 130
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 33 place count 43 transition count 129
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 34 place count 42 transition count 129
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 35 place count 42 transition count 128
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 4 with 5 rules applied. Total rules applied 40 place count 42 transition count 128
Applied a total of 40 rules in 13 ms. Remains 42 /55 variables (removed 13) and now considering 128/711 (removed 583) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 128 rows 42 cols
[2023-03-11 00:15:39] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-11 00:15:40] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:40] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:40] [INFO ] After 31ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:40] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-11 00:15:40] [INFO ] After 12ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:40] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 13 ms.
[2023-03-11 00:15:40] [INFO ] After 97ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 114 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)]
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Support contains 8 out of 82 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 82/82 places, 826/826 transitions.
Applied a total of 0 rules in 66 ms. Remains 82 /82 variables (removed 0) and now considering 826/826 (removed 0) transitions.
[2023-03-11 00:15:40] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
// Phase 1: matrix 258 rows 82 cols
[2023-03-11 00:15:40] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:15:40] [INFO ] Implicit Places using invariants in 137 ms returned []
[2023-03-11 00:15:40] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
[2023-03-11 00:15:40] [INFO ] Invariant cache hit.
[2023-03-11 00:15:40] [INFO ] State equation strengthened by 186 read => feed constraints.
[2023-03-11 00:15:40] [INFO ] Implicit Places using invariants and state equation in 338 ms returned [13, 61]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 477 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 80/82 places, 826/826 transitions.
Applied a total of 0 rules in 62 ms. Remains 80 /80 variables (removed 0) and now considering 826/826 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 607 ms. Remains : 80/82 places, 826/826 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 106 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 28 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 819934 steps, run timeout after 3001 ms. (steps per millisecond=273 ) properties seen :{}
Probabilistic random walk after 819934 steps, saw 309159 distinct states, run finished after 3001 ms. (steps per millisecond=273 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:44] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
// Phase 1: matrix 258 rows 80 cols
[2023-03-11 00:15:44] [INFO ] Computed 18 place invariants in 5 ms
[2023-03-11 00:15:44] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:44] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:44] [INFO ] [Nat]Absence check using 16 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-11 00:15:44] [INFO ] After 103ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:44] [INFO ] State equation strengthened by 186 read => feed constraints.
[2023-03-11 00:15:44] [INFO ] After 71ms SMT Verify possible using 186 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:44] [INFO ] After 129ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 40 ms.
[2023-03-11 00:15:44] [INFO ] After 314ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 80 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 80/80 places, 826/826 transitions.
Drop transitions removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 10 place count 80 transition count 816
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 10 place count 80 transition count 811
Deduced a syphon composed of 5 places in 0 ms
Ensure Unique test removed 3 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 13 rules applied. Total rules applied 23 place count 72 transition count 811
Drop transitions removed 49 transitions
Redundant transition composition rules discarded 49 transitions
Iterating global reduction 1 with 49 rules applied. Total rules applied 72 place count 72 transition count 762
Free-agglomeration rule applied 11 times.
Iterating global reduction 1 with 11 rules applied. Total rules applied 83 place count 72 transition count 751
Reduce places removed 11 places and 0 transitions.
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Graph (complete) has 396 edges and 61 vertex of which 60 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 13 rules applied. Total rules applied 96 place count 60 transition count 750
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 101 place count 60 transition count 745
Drop transitions removed 73 transitions
Redundant transition composition rules discarded 73 transitions
Iterating global reduction 3 with 73 rules applied. Total rules applied 174 place count 60 transition count 672
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 175 place count 60 transition count 718
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 176 place count 59 transition count 718
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 4 with 4 rules applied. Total rules applied 180 place count 59 transition count 718
Applied a total of 180 rules in 273 ms. Remains 59 /80 variables (removed 21) and now considering 718/826 (removed 108) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 274 ms. Remains : 59/80 places, 718/826 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 872642 steps, run timeout after 3001 ms. (steps per millisecond=290 ) properties seen :{}
Probabilistic random walk after 872642 steps, saw 338443 distinct states, run finished after 3001 ms. (steps per millisecond=290 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:47] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
// Phase 1: matrix 161 rows 59 cols
[2023-03-11 00:15:47] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:15:47] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:47] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:47] [INFO ] After 53ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:47] [INFO ] State equation strengthened by 111 read => feed constraints.
[2023-03-11 00:15:48] [INFO ] After 47ms SMT Verify possible using 111 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:48] [INFO ] After 84ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 27 ms.
[2023-03-11 00:15:48] [INFO ] After 206ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 59 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 718/718 transitions.
Applied a total of 0 rules in 50 ms. Remains 59 /59 variables (removed 0) and now considering 718/718 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 50 ms. Remains : 59/59 places, 718/718 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 59/59 places, 718/718 transitions.
Applied a total of 0 rules in 41 ms. Remains 59 /59 variables (removed 0) and now considering 718/718 (removed 0) transitions.
[2023-03-11 00:15:48] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
[2023-03-11 00:15:48] [INFO ] Invariant cache hit.
[2023-03-11 00:15:48] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-11 00:15:48] [INFO ] Flow matrix only has 161 transitions (discarded 557 similar events)
[2023-03-11 00:15:48] [INFO ] Invariant cache hit.
[2023-03-11 00:15:48] [INFO ] State equation strengthened by 111 read => feed constraints.
[2023-03-11 00:15:48] [INFO ] Implicit Places using invariants and state equation in 164 ms returned []
Implicit Place search using SMT with State Equation took 245 ms to find 0 implicit places.
[2023-03-11 00:15:48] [INFO ] Redundant transitions in 48 ms returned [31]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:15:48] [INFO ] Flow matrix only has 160 transitions (discarded 557 similar events)
// Phase 1: matrix 160 rows 59 cols
[2023-03-11 00:15:48] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:15:48] [INFO ] Dead Transitions using invariants and state equation in 219 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 59/59 places, 717/718 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 58 transition count 716
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 58 transition count 715
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 58 transition count 714
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 57 transition count 712
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 57 transition count 712
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 57 transition count 711
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 56 transition count 711
Applied a total of 8 rules in 132 ms. Remains 56 /59 variables (removed 3) and now considering 711/717 (removed 6) transitions.
[2023-03-11 00:15:48] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
// Phase 1: matrix 154 rows 56 cols
[2023-03-11 00:15:48] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:15:48] [INFO ] Implicit Places using invariants in 74 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 76 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 55/59 places, 711/718 transitions.
Applied a total of 0 rules in 42 ms. Remains 55 /55 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 811 ms. Remains : 55/59 places, 711/718 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 962443 steps, run timeout after 3001 ms. (steps per millisecond=320 ) properties seen :{}
Probabilistic random walk after 962443 steps, saw 263263 distinct states, run finished after 3002 ms. (steps per millisecond=320 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:15:52] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
// Phase 1: matrix 154 rows 55 cols
[2023-03-11 00:15:52] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-11 00:15:52] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:52] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:52] [INFO ] After 52ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:52] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 00:15:52] [INFO ] After 53ms SMT Verify possible using 109 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:52] [INFO ] After 92ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 31 ms.
[2023-03-11 00:15:52] [INFO ] After 214ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 55 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 711/711 transitions.
Applied a total of 0 rules in 47 ms. Remains 55 /55 variables (removed 0) and now considering 711/711 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 55/55 places, 711/711 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 55/55 places, 711/711 transitions.
Applied a total of 0 rules in 41 ms. Remains 55 /55 variables (removed 0) and now considering 711/711 (removed 0) transitions.
[2023-03-11 00:15:52] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
[2023-03-11 00:15:52] [INFO ] Invariant cache hit.
[2023-03-11 00:15:52] [INFO ] Implicit Places using invariants in 67 ms returned []
[2023-03-11 00:15:52] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
[2023-03-11 00:15:52] [INFO ] Invariant cache hit.
[2023-03-11 00:15:52] [INFO ] State equation strengthened by 109 read => feed constraints.
[2023-03-11 00:15:52] [INFO ] Implicit Places using invariants and state equation in 159 ms returned []
Implicit Place search using SMT with State Equation took 228 ms to find 0 implicit places.
[2023-03-11 00:15:52] [INFO ] Redundant transitions in 17 ms returned []
[2023-03-11 00:15:52] [INFO ] Flow matrix only has 154 transitions (discarded 557 similar events)
[2023-03-11 00:15:52] [INFO ] Invariant cache hit.
[2023-03-11 00:15:52] [INFO ] Dead Transitions using invariants and state equation in 215 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 505 ms. Remains : 55/55 places, 711/711 transitions.
Graph (trivial) has 22 edges and 55 vertex of which 2 / 55 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions removed 4 transitions
Ensure Unique test removed 557 transitions
Reduce isomorphic transitions removed 561 transitions.
Graph (complete) has 245 edges and 54 vertex of which 53 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 53 transition count 149
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 3 place count 53 transition count 147
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 7 place count 51 transition count 147
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 15 place count 47 transition count 143
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 16 place count 47 transition count 142
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 18 place count 46 transition count 141
Drop transitions removed 9 transitions
Redundant transition composition rules discarded 9 transitions
Iterating global reduction 2 with 9 rules applied. Total rules applied 27 place count 46 transition count 132
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 28 place count 45 transition count 132
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 29 place count 44 transition count 131
Iterating global reduction 3 with 1 rules applied. Total rules applied 30 place count 44 transition count 131
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 32 place count 43 transition count 130
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 33 place count 43 transition count 129
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 34 place count 42 transition count 129
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 35 place count 42 transition count 128
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 4 with 5 rules applied. Total rules applied 40 place count 42 transition count 128
Applied a total of 40 rules in 15 ms. Remains 42 /55 variables (removed 13) and now considering 128/711 (removed 583) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 128 rows 42 cols
[2023-03-11 00:15:52] [INFO ] Computed 13 place invariants in 3 ms
[2023-03-11 00:15:52] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:15:52] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:15:52] [INFO ] After 31ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:52] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-11 00:15:52] [INFO ] After 12ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:15:52] [INFO ] After 27ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 12 ms.
[2023-03-11 00:15:52] [INFO ] After 95ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 101 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 605 ms.
Product exploration explored 100000 steps with 0 reset in 599 ms.
Support contains 8 out of 80 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 80/80 places, 826/826 transitions.
Applied a total of 0 rules in 57 ms. Remains 80 /80 variables (removed 0) and now considering 826/826 (removed 0) transitions.
[2023-03-11 00:15:54] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
// Phase 1: matrix 258 rows 80 cols
[2023-03-11 00:15:54] [INFO ] Computed 18 place invariants in 4 ms
[2023-03-11 00:15:54] [INFO ] Implicit Places using invariants in 126 ms returned []
[2023-03-11 00:15:54] [INFO ] Flow matrix only has 258 transitions (discarded 568 similar events)
[2023-03-11 00:15:54] [INFO ] Invariant cache hit.
[2023-03-11 00:15:54] [INFO ] State equation strengthened by 186 read => feed constraints.
[2023-03-11 00:15:54] [INFO ] Implicit Places using invariants and state equation in 314 ms returned []
Implicit Place search using SMT with State Equation took 441 ms to find 0 implicit places.
[2023-03-11 00:15:56] [INFO ] Redundant transitions in 1091 ms returned [59]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:15:56] [INFO ] Flow matrix only has 257 transitions (discarded 568 similar events)
// Phase 1: matrix 257 rows 80 cols
[2023-03-11 00:15:56] [INFO ] Computed 18 place invariants in 1 ms
[2023-03-11 00:15:56] [INFO ] Dead Transitions using invariants and state equation in 260 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 80/80 places, 825/826 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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 79 transition count 824
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 79 transition count 822
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 78 transition count 820
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 78 transition count 820
Applied a total of 6 rules in 119 ms. Remains 78 /80 variables (removed 2) and now considering 820/825 (removed 5) transitions.
[2023-03-11 00:15:56] [INFO ] Flow matrix only has 252 transitions (discarded 568 similar events)
// Phase 1: matrix 252 rows 78 cols
[2023-03-11 00:15:56] [INFO ] Computed 18 place invariants in 7 ms
[2023-03-11 00:15:56] [INFO ] Implicit Places using invariants in 142 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 143 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 77/80 places, 820/826 transitions.
Applied a total of 0 rules in 56 ms. Remains 77 /77 variables (removed 0) and now considering 820/820 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 2177 ms. Remains : 77/80 places, 820/826 transitions.
Treatment of property EnergyBus-PT-none-LTLFireability-00 finished in 35230 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 122 transition count 1124
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 122 transition count 1124
Applied a total of 20 rules in 17 ms. Remains 122 /132 variables (removed 10) and now considering 1124/1866 (removed 742) transitions.
[2023-03-11 00:15:56] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
// Phase 1: matrix 418 rows 122 cols
[2023-03-11 00:15:56] [INFO ] Computed 22 place invariants in 2 ms
[2023-03-11 00:15:57] [INFO ] Implicit Places using invariants in 137 ms returned []
[2023-03-11 00:15:57] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:15:57] [INFO ] Invariant cache hit.
[2023-03-11 00:15:57] [INFO ] State equation strengthened by 277 read => feed constraints.
[2023-03-11 00:15:57] [INFO ] Implicit Places using invariants and state equation in 461 ms returned [20, 94]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 602 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 120/132 places, 1124/1866 transitions.
Applied a total of 0 rules in 6 ms. Remains 120 /120 variables (removed 0) and now considering 1124/1124 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 625 ms. Remains : 120/132 places, 1124/1866 transitions.
Stuttering acceptance computed with spot in 92 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (EQ s13 0) (EQ s15 0) (EQ s48 0) (EQ s60 0) (EQ s75 0) (EQ s85 0) (EQ s88 0) (EQ s114 0))], 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][false, false, false]]
Entered a terminal (fully accepting) state of product in 15854 steps with 0 reset in 108 ms.
FORMULA EnergyBus-PT-none-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-01 finished in 845 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(((F(p0) U p1)||(F(p1)&&p2))))'
Support contains 8 out of 132 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 84 edges and 132 vertex of which 12 / 132 are part of one of the 5 SCC in 0 ms
Free SCC test removed 7 places
Ensure Unique test removed 441 transitions
Reduce isomorphic transitions removed 441 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 125 transition count 1421
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 121 transition count 1421
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 9 place count 121 transition count 1417
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 17 place count 117 transition count 1417
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 24 place count 110 transition count 947
Iterating global reduction 2 with 7 rules applied. Total rules applied 31 place count 110 transition count 947
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 53 place count 99 transition count 936
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 55 place count 99 transition count 934
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: -10
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 3 with 10 rules applied. Total rules applied 65 place count 94 transition count 944
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 69 place count 94 transition count 940
Drop transitions removed 19 transitions
Redundant transition composition rules discarded 19 transitions
Iterating global reduction 4 with 19 rules applied. Total rules applied 88 place count 94 transition count 921
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 89 place count 94 transition count 920
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 90 place count 93 transition count 920
Performed 5 Post agglomeration using F-continuation condition.Transition count delta: 5
Deduced a syphon composed of 5 places in 0 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 6 with 10 rules applied. Total rules applied 100 place count 88 transition count 915
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 101 place count 88 transition count 914
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 102 place count 87 transition count 914
Applied a total of 102 rules in 294 ms. Remains 87 /132 variables (removed 45) and now considering 914/1866 (removed 952) transitions.
[2023-03-11 00:15:58] [INFO ] Flow matrix only has 335 transitions (discarded 579 similar events)
// Phase 1: matrix 335 rows 87 cols
[2023-03-11 00:15:58] [INFO ] Computed 21 place invariants in 4 ms
[2023-03-11 00:15:58] [INFO ] Implicit Places using invariants in 98 ms returned [69]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 101 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 86/132 places, 914/1866 transitions.
Applied a total of 0 rules in 76 ms. Remains 86 /86 variables (removed 0) and now considering 914/914 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 471 ms. Remains : 86/132 places, 914/1866 transitions.
Stuttering acceptance computed with spot in 34 ms :[(NOT p1)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p1:(AND (EQ s6 1) (EQ s8 1) (EQ s29 1) (EQ s35 1) (EQ s48 1) (EQ s56 1) (EQ s60 1) (EQ s71 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]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA EnergyBus-PT-none-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-02 finished in 526 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 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 88 edges and 132 vertex of which 10 / 132 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 126 transition count 1850
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 122 transition count 1850
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 9 place count 122 transition count 1845
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 19 place count 117 transition count 1845
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 26 place count 110 transition count 1235
Iterating global reduction 2 with 7 rules applied. Total rules applied 33 place count 110 transition count 1235
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 55 place count 99 transition count 1224
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 57 place count 99 transition count 1222
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 69 place count 93 transition count 1236
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 73 place count 93 transition count 1232
Drop transitions removed 27 transitions
Redundant transition composition rules discarded 27 transitions
Iterating global reduction 4 with 27 rules applied. Total rules applied 100 place count 93 transition count 1205
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 101 place count 93 transition count 1204
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 102 place count 92 transition count 1204
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 102 place count 92 transition count 1203
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 104 place count 91 transition count 1203
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 6 with 12 rules applied. Total rules applied 116 place count 85 transition count 1197
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 117 place count 85 transition count 1196
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 118 place count 84 transition count 1196
Applied a total of 118 rules in 450 ms. Remains 84 /132 variables (removed 48) and now considering 1196/1866 (removed 670) transitions.
[2023-03-11 00:15:58] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
// Phase 1: matrix 281 rows 84 cols
[2023-03-11 00:15:58] [INFO ] Computed 21 place invariants in 4 ms
[2023-03-11 00:15:58] [INFO ] Implicit Places using invariants in 174 ms returned [67]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 175 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 83/132 places, 1196/1866 transitions.
Applied a total of 0 rules in 120 ms. Remains 83 /83 variables (removed 0) and now considering 1196/1196 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 745 ms. Remains : 83/132 places, 1196/1866 transitions.
Stuttering acceptance computed with spot in 47 ms :[(NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (EQ s6 1) (EQ s8 1) (EQ s22 1) (EQ s28 1) (EQ s37 1) (EQ s50 1) (EQ s59 1) (EQ s67 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]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA EnergyBus-PT-none-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-03 finished in 815 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) U p1)) U (G((F(p1) U p3))&&p2)))'
Support contains 14 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 124 transition count 1316
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 124 transition count 1316
Applied a total of 16 rules in 13 ms. Remains 124 /132 variables (removed 8) and now considering 1316/1866 (removed 550) transitions.
[2023-03-11 00:15:59] [INFO ] Flow matrix only has 466 transitions (discarded 850 similar events)
// Phase 1: matrix 466 rows 124 cols
[2023-03-11 00:15:59] [INFO ] Computed 22 place invariants in 3 ms
[2023-03-11 00:15:59] [INFO ] Implicit Places using invariants in 96 ms returned []
[2023-03-11 00:15:59] [INFO ] Flow matrix only has 466 transitions (discarded 850 similar events)
[2023-03-11 00:15:59] [INFO ] Invariant cache hit.
[2023-03-11 00:15:59] [INFO ] State equation strengthened by 325 read => feed constraints.
[2023-03-11 00:15:59] [INFO ] Implicit Places using invariants and state equation in 523 ms returned [20, 96]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 623 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/132 places, 1316/1866 transitions.
Applied a total of 0 rules in 5 ms. Remains 122 /122 variables (removed 0) and now considering 1316/1316 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 642 ms. Remains : 122/132 places, 1316/1866 transitions.
Stuttering acceptance computed with spot in 259 ms :[(OR (NOT p2) (NOT p3)), (NOT p1), (NOT p1), (NOT p3), (NOT p3), (NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={0} source=0 dest: 0}, { cond=(NOT p2), acceptance={} source=0 dest: 1}, { cond=(AND p2 (NOT p3) (NOT p1)), acceptance={} source=0 dest: 2}, { cond=(AND p2 (NOT p3)), acceptance={} source=0 dest: 3}, { cond=p2, acceptance={} source=0 dest: 4}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p3) (NOT p1)), acceptance={} source=3 dest: 2}, { cond=(NOT p3), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p3) (NOT p1)), acceptance={} source=4 dest: 2}, { cond=(NOT p3), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p2:(AND (EQ s13 1) (EQ s15 1) (EQ s48 1) (EQ s60 1) (EQ s65 1) (EQ s83 1) (EQ s90 1) (EQ s104 1)), p3:(AND (EQ s95 1) (EQ s107 1)), p1:(AND (EQ s13 1) (EQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA EnergyBus-PT-none-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-04 finished in 946 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 p1))&&(p2 U p3))))'
Support contains 18 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 72 edges and 132 vertex of which 9 / 132 are part of one of the 4 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 9 transitions
Reduce isomorphic transitions removed 9 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 127 transition count 1853
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 123 transition count 1853
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 9 place count 123 transition count 1848
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 19 place count 118 transition count 1848
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 24 place count 113 transition count 1446
Iterating global reduction 2 with 5 rules applied. Total rules applied 29 place count 113 transition count 1446
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 51 place count 102 transition count 1435
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 53 place count 102 transition count 1433
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 65 place count 96 transition count 1447
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 69 place count 96 transition count 1443
Drop transitions removed 24 transitions
Redundant transition composition rules discarded 24 transitions
Iterating global reduction 4 with 24 rules applied. Total rules applied 93 place count 96 transition count 1419
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 94 place count 96 transition count 1418
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 95 place count 95 transition count 1418
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 6 with 8 rules applied. Total rules applied 103 place count 91 transition count 1414
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 104 place count 91 transition count 1413
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 105 place count 90 transition count 1413
Applied a total of 105 rules in 580 ms. Remains 90 /132 variables (removed 42) and now considering 1413/1866 (removed 453) transitions.
[2023-03-11 00:16:00] [INFO ] Flow matrix only has 447 transitions (discarded 966 similar events)
// Phase 1: matrix 447 rows 90 cols
[2023-03-11 00:16:00] [INFO ] Computed 21 place invariants in 6 ms
[2023-03-11 00:16:00] [INFO ] Implicit Places using invariants in 106 ms returned [71]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 109 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 89/132 places, 1413/1866 transitions.
Applied a total of 0 rules in 160 ms. Remains 89 /89 variables (removed 0) and now considering 1413/1413 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 849 ms. Remains : 89/132 places, 1413/1866 transitions.
Stuttering acceptance computed with spot in 309 ms :[(OR (NOT p1) (NOT p3)), (NOT p1), (NOT p1), (NOT p3)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) (NOT p0)) (AND (NOT p3) (NOT p2))), acceptance={0} source=0 dest: 0}, { cond=(OR (AND (NOT p1) p0 p3) (AND (NOT p1) p0 p2)), acceptance={0} source=0 dest: 1}, { cond=(OR (AND p1 p3) (AND p1 p2) (AND p0 p3) (AND p0 p2)), acceptance={} source=0 dest: 2}, { cond=(OR (AND p1 (NOT p3) p2) (AND p0 (NOT p3) p2)), acceptance={0} source=0 dest: 3}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p1) p0), acceptance={0} source=2 dest: 1}, { cond=(OR p1 p0), acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p3) (NOT p2)), acceptance={0} source=3 dest: 0}, { cond=(AND (NOT p3) p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s6 1) (EQ s8 1) (EQ s22 1) (EQ s29 1) (EQ s43 1) (EQ s56 1) (EQ s63 1) (EQ s80 1)), p0:(EQ s25 1), p3:(AND (EQ s6 1) (EQ s8 1) (EQ s30 1) (EQ ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 1 ms.
FORMULA EnergyBus-PT-none-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-06 finished in 1190 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 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 89 edges and 132 vertex of which 10 / 132 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 126 transition count 1850
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 122 transition count 1850
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 5 Pre rules applied. Total rules applied 9 place count 122 transition count 1845
Deduced a syphon composed of 5 places in 1 ms
Reduce places removed 5 places and 0 transitions.
Iterating global reduction 2 with 10 rules applied. Total rules applied 19 place count 117 transition count 1845
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 26 place count 110 transition count 1235
Iterating global reduction 2 with 7 rules applied. Total rules applied 33 place count 110 transition count 1235
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 55 place count 99 transition count 1224
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 57 place count 99 transition count 1222
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 69 place count 93 transition count 1236
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 73 place count 93 transition count 1232
Drop transitions removed 27 transitions
Redundant transition composition rules discarded 27 transitions
Iterating global reduction 4 with 27 rules applied. Total rules applied 100 place count 93 transition count 1205
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 101 place count 93 transition count 1204
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 102 place count 92 transition count 1204
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 1 Pre rules applied. Total rules applied 102 place count 92 transition count 1203
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 104 place count 91 transition count 1203
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: 6
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 6 with 12 rules applied. Total rules applied 116 place count 85 transition count 1197
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 117 place count 85 transition count 1196
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 118 place count 84 transition count 1196
Applied a total of 118 rules in 448 ms. Remains 84 /132 variables (removed 48) and now considering 1196/1866 (removed 670) transitions.
[2023-03-11 00:16:01] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
// Phase 1: matrix 281 rows 84 cols
[2023-03-11 00:16:01] [INFO ] Computed 21 place invariants in 3 ms
[2023-03-11 00:16:01] [INFO ] Implicit Places using invariants in 181 ms returned [67]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 183 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 83/132 places, 1196/1866 transitions.
Applied a total of 0 rules in 121 ms. Remains 83 /83 variables (removed 0) and now considering 1196/1196 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 752 ms. Remains : 83/132 places, 1196/1866 transitions.
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-07 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 s6 0) (EQ s8 0) (EQ s22 0) (EQ s28 0) (EQ s37 0) (EQ s50 0) (EQ s59 0) (EQ s72 0))], 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 800 ms.
Product exploration explored 100000 steps with 0 reset in 872 ms.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [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 37 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 594767 steps, run timeout after 3001 ms. (steps per millisecond=198 ) properties seen :{}
Probabilistic random walk after 594767 steps, saw 135541 distinct states, run finished after 3001 ms. (steps per millisecond=198 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:07] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
// Phase 1: matrix 281 rows 83 cols
[2023-03-11 00:16:07] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:16:07] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:07] [INFO ] [Nat]Absence check using 18 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:07] [INFO ] [Nat]Absence check using 18 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-11 00:16:07] [INFO ] After 114ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:07] [INFO ] State equation strengthened by 210 read => feed constraints.
[2023-03-11 00:16:07] [INFO ] After 86ms SMT Verify possible using 210 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:07] [INFO ] After 147ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 49 ms.
[2023-03-11 00:16:07] [INFO ] After 356ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 83 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 83/83 places, 1196/1196 transitions.
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 83 transition count 1184
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 12 place count 83 transition count 1179
Deduced a syphon composed of 5 places in 1 ms
Ensure Unique test removed 3 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 13 rules applied. Total rules applied 25 place count 75 transition count 1179
Drop transitions removed 65 transitions
Redundant transition composition rules discarded 65 transitions
Iterating global reduction 1 with 65 rules applied. Total rules applied 90 place count 75 transition count 1114
Free-agglomeration rule applied 11 times.
Iterating global reduction 1 with 11 rules applied. Total rules applied 101 place count 75 transition count 1103
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 1 with 11 rules applied. Total rules applied 112 place count 64 transition count 1103
Drop transitions removed 128 transitions
Redundant transition composition rules discarded 128 transitions
Iterating global reduction 2 with 128 rules applied. Total rules applied 240 place count 64 transition count 975
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 2 with 1 rules applied. Total rules applied 241 place count 64 transition count 1037
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 242 place count 63 transition count 1037
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 3 with 4 rules applied. Total rules applied 246 place count 63 transition count 1037
Applied a total of 246 rules in 551 ms. Remains 63 /83 variables (removed 20) and now considering 1037/1196 (removed 159) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 551 ms. Remains : 63/83 places, 1037/1196 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 578340 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :{}
Probabilistic random walk after 578340 steps, saw 102441 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:11] [INFO ] Flow matrix only has 176 transitions (discarded 861 similar events)
// Phase 1: matrix 176 rows 63 cols
[2023-03-11 00:16:11] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-11 00:16:11] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:11] [INFO ] [Nat]Absence check using 17 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:11] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:11] [INFO ] State equation strengthened by 125 read => feed constraints.
[2023-03-11 00:16:11] [INFO ] After 66ms SMT Verify possible using 125 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:11] [INFO ] Deduced a trap composed of 5 places in 19 ms of which 0 ms to minimize.
[2023-03-11 00:16:11] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 43 ms
[2023-03-11 00:16:11] [INFO ] After 153ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-11 00:16:11] [INFO ] After 308ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 63 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 1037/1037 transitions.
Applied a total of 0 rules in 90 ms. Remains 63 /63 variables (removed 0) and now considering 1037/1037 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 63/63 places, 1037/1037 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 63/63 places, 1037/1037 transitions.
Applied a total of 0 rules in 84 ms. Remains 63 /63 variables (removed 0) and now considering 1037/1037 (removed 0) transitions.
[2023-03-11 00:16:11] [INFO ] Flow matrix only has 176 transitions (discarded 861 similar events)
[2023-03-11 00:16:11] [INFO ] Invariant cache hit.
[2023-03-11 00:16:11] [INFO ] Implicit Places using invariants in 79 ms returned []
[2023-03-11 00:16:11] [INFO ] Flow matrix only has 176 transitions (discarded 861 similar events)
[2023-03-11 00:16:11] [INFO ] Invariant cache hit.
[2023-03-11 00:16:11] [INFO ] State equation strengthened by 125 read => feed constraints.
[2023-03-11 00:16:11] [INFO ] Implicit Places using invariants and state equation in 215 ms returned [13, 49]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 297 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 61/63 places, 1037/1037 transitions.
Graph (complete) has 407 edges and 61 vertex of which 60 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 0 with 5 rules applied. Total rules applied 6 place count 60 transition count 1032
Applied a total of 6 rules in 94 ms. Remains 60 /61 variables (removed 1) and now considering 1032/1037 (removed 5) transitions.
[2023-03-11 00:16:11] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
// Phase 1: matrix 175 rows 60 cols
[2023-03-11 00:16:11] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:16:12] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-11 00:16:12] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
[2023-03-11 00:16:12] [INFO ] Invariant cache hit.
[2023-03-11 00:16:12] [INFO ] State equation strengthened by 124 read => feed constraints.
[2023-03-11 00:16:12] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 267 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 60/63 places, 1032/1037 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 742 ms. Remains : 60/63 places, 1032/1037 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 102 ms. (steps per millisecond=98 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 568876 steps, run timeout after 3001 ms. (steps per millisecond=189 ) properties seen :{}
Probabilistic random walk after 568876 steps, saw 102578 distinct states, run finished after 3001 ms. (steps per millisecond=189 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:15] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
[2023-03-11 00:16:15] [INFO ] Invariant cache hit.
[2023-03-11 00:16:15] [INFO ] After 27ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:15] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:15] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:15] [INFO ] State equation strengthened by 124 read => feed constraints.
[2023-03-11 00:16:15] [INFO ] After 66ms SMT Verify possible using 124 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:15] [INFO ] After 106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-11 00:16:15] [INFO ] After 252ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 1032/1032 transitions.
Applied a total of 0 rules in 87 ms. Remains 60 /60 variables (removed 0) and now considering 1032/1032 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 87 ms. Remains : 60/60 places, 1032/1032 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 1032/1032 transitions.
Applied a total of 0 rules in 83 ms. Remains 60 /60 variables (removed 0) and now considering 1032/1032 (removed 0) transitions.
[2023-03-11 00:16:15] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
[2023-03-11 00:16:15] [INFO ] Invariant cache hit.
[2023-03-11 00:16:15] [INFO ] Implicit Places using invariants in 77 ms returned []
[2023-03-11 00:16:15] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
[2023-03-11 00:16:15] [INFO ] Invariant cache hit.
[2023-03-11 00:16:15] [INFO ] State equation strengthened by 124 read => feed constraints.
[2023-03-11 00:16:16] [INFO ] Implicit Places using invariants and state equation in 189 ms returned []
Implicit Place search using SMT with State Equation took 269 ms to find 0 implicit places.
[2023-03-11 00:16:16] [INFO ] Redundant transitions in 38 ms returned [29]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:16:16] [INFO ] Flow matrix only has 174 transitions (discarded 857 similar events)
// Phase 1: matrix 174 rows 60 cols
[2023-03-11 00:16:16] [INFO ] Computed 15 place invariants in 0 ms
[2023-03-11 00:16:16] [INFO ] Dead Transitions using invariants and state equation in 306 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 60/60 places, 1031/1032 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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 59 transition count 1030
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 59 transition count 1029
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 59 transition count 1028
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 58 transition count 1026
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 58 transition count 1026
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 58 transition count 1025
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 57 transition count 1025
Applied a total of 8 rules in 269 ms. Remains 57 /60 variables (removed 3) and now considering 1025/1031 (removed 6) transitions.
[2023-03-11 00:16:16] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
// Phase 1: matrix 168 rows 57 cols
[2023-03-11 00:16:16] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:16:16] [INFO ] Implicit Places using invariants in 78 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 80 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 56/60 places, 1025/1032 transitions.
Applied a total of 0 rules in 87 ms. Remains 56 /56 variables (removed 0) and now considering 1025/1025 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 1140 ms. Remains : 56/60 places, 1025/1032 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 569872 steps, run timeout after 3001 ms. (steps per millisecond=189 ) properties seen :{}
Probabilistic random walk after 569872 steps, saw 85214 distinct states, run finished after 3001 ms. (steps per millisecond=189 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:19] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
// Phase 1: matrix 168 rows 56 cols
[2023-03-11 00:16:19] [INFO ] Computed 14 place invariants in 3 ms
[2023-03-11 00:16:20] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:20] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:20] [INFO ] After 61ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:20] [INFO ] State equation strengthened by 122 read => feed constraints.
[2023-03-11 00:16:20] [INFO ] After 67ms SMT Verify possible using 122 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:20] [INFO ] After 109ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-11 00:16:20] [INFO ] After 257ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 1025/1025 transitions.
Applied a total of 0 rules in 88 ms. Remains 56 /56 variables (removed 0) and now considering 1025/1025 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 90 ms. Remains : 56/56 places, 1025/1025 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 1025/1025 transitions.
Applied a total of 0 rules in 84 ms. Remains 56 /56 variables (removed 0) and now considering 1025/1025 (removed 0) transitions.
[2023-03-11 00:16:20] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
[2023-03-11 00:16:20] [INFO ] Invariant cache hit.
[2023-03-11 00:16:20] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-11 00:16:20] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
[2023-03-11 00:16:20] [INFO ] Invariant cache hit.
[2023-03-11 00:16:20] [INFO ] State equation strengthened by 122 read => feed constraints.
[2023-03-11 00:16:20] [INFO ] Implicit Places using invariants and state equation in 171 ms returned []
Implicit Place search using SMT with State Equation took 249 ms to find 0 implicit places.
[2023-03-11 00:16:20] [INFO ] Redundant transitions in 25 ms returned []
[2023-03-11 00:16:20] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
[2023-03-11 00:16:20] [INFO ] Invariant cache hit.
[2023-03-11 00:16:21] [INFO ] Dead Transitions using invariants and state equation in 302 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 669 ms. Remains : 56/56 places, 1025/1025 transitions.
Graph (trivial) has 23 edges and 56 vertex of which 5 / 56 are part of one of the 2 SCC in 0 ms
Free SCC test removed 3 places
Drop transitions removed 7 transitions
Ensure Unique test removed 858 transitions
Reduce isomorphic transitions removed 865 transitions.
Graph (complete) has 244 edges and 53 vertex of which 49 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 6 place count 49 transition count 154
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 6 place count 49 transition count 152
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 47 transition count 152
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 18 place count 43 transition count 148
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 1 with 61 rules applied. Total rules applied 79 place count 43 transition count 87
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 80 place count 42 transition count 87
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 81 place count 41 transition count 86
Iterating global reduction 2 with 1 rules applied. Total rules applied 82 place count 41 transition count 86
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 84 place count 40 transition count 85
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 89 place count 40 transition count 85
Applied a total of 89 rules in 11 ms. Remains 40 /56 variables (removed 16) and now considering 85/1025 (removed 940) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 85 rows 40 cols
[2023-03-11 00:16:21] [INFO ] Computed 13 place invariants in 0 ms
[2023-03-11 00:16:21] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:21] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:21] [INFO ] After 29ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:21] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-11 00:16:21] [INFO ] After 8ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:21] [INFO ] After 21ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 9 ms.
[2023-03-11 00:16:21] [INFO ] After 84ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 107 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)]
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Support contains 8 out of 83 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 83/83 places, 1196/1196 transitions.
Applied a total of 0 rules in 119 ms. Remains 83 /83 variables (removed 0) and now considering 1196/1196 (removed 0) transitions.
[2023-03-11 00:16:21] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
// Phase 1: matrix 281 rows 83 cols
[2023-03-11 00:16:21] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:16:21] [INFO ] Implicit Places using invariants in 170 ms returned []
[2023-03-11 00:16:21] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
[2023-03-11 00:16:21] [INFO ] Invariant cache hit.
[2023-03-11 00:16:21] [INFO ] State equation strengthened by 210 read => feed constraints.
[2023-03-11 00:16:22] [INFO ] Implicit Places using invariants and state equation in 447 ms returned [13, 62]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 622 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 81/83 places, 1196/1196 transitions.
Applied a total of 0 rules in 120 ms. Remains 81 /81 variables (removed 0) and now considering 1196/1196 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 864 ms. Remains : 81/83 places, 1196/1196 transitions.
Computed a total of 1 stabilizing places and 2 stable transitions
Computed a total of 1 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 216 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 33 ms :[(NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 620900 steps, run timeout after 3001 ms. (steps per millisecond=206 ) properties seen :{}
Probabilistic random walk after 620900 steps, saw 135887 distinct states, run finished after 3001 ms. (steps per millisecond=206 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:25] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
// Phase 1: matrix 281 rows 81 cols
[2023-03-11 00:16:25] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-11 00:16:25] [INFO ] After 30ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:25] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:25] [INFO ] [Nat]Absence check using 16 positive and 2 generalized place invariants in 0 ms returned sat
[2023-03-11 00:16:25] [INFO ] After 112ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:25] [INFO ] State equation strengthened by 210 read => feed constraints.
[2023-03-11 00:16:25] [INFO ] After 90ms SMT Verify possible using 210 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:25] [INFO ] After 154ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 48 ms.
[2023-03-11 00:16:26] [INFO ] After 359ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 81 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 81/81 places, 1196/1196 transitions.
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 81 transition count 1184
Performed 5 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 5 Pre rules applied. Total rules applied 12 place count 81 transition count 1179
Deduced a syphon composed of 5 places in 0 ms
Ensure Unique test removed 3 places
Reduce places removed 8 places and 0 transitions.
Iterating global reduction 1 with 13 rules applied. Total rules applied 25 place count 73 transition count 1179
Drop transitions removed 65 transitions
Redundant transition composition rules discarded 65 transitions
Iterating global reduction 1 with 65 rules applied. Total rules applied 90 place count 73 transition count 1114
Free-agglomeration rule applied 11 times.
Iterating global reduction 1 with 11 rules applied. Total rules applied 101 place count 73 transition count 1103
Reduce places removed 11 places and 0 transitions.
Graph (complete) has 413 edges and 62 vertex of which 61 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 12 rules applied. Total rules applied 113 place count 61 transition count 1103
Drop transitions removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 118 place count 61 transition count 1098
Drop transitions removed 128 transitions
Redundant transition composition rules discarded 128 transitions
Iterating global reduction 3 with 128 rules applied. Total rules applied 246 place count 61 transition count 970
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 3 with 1 rules applied. Total rules applied 247 place count 61 transition count 1032
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 248 place count 60 transition count 1032
Partial Free-agglomeration rule applied 4 times.
Drop transitions removed 4 transitions
Iterating global reduction 4 with 4 rules applied. Total rules applied 252 place count 60 transition count 1032
Applied a total of 252 rules in 550 ms. Remains 60 /81 variables (removed 21) and now considering 1032/1196 (removed 164) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 551 ms. Remains : 60/81 places, 1032/1196 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 576414 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :{}
Probabilistic random walk after 576414 steps, saw 102787 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:29] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
// Phase 1: matrix 175 rows 60 cols
[2023-03-11 00:16:29] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:16:29] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:29] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2023-03-11 00:16:29] [INFO ] After 62ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:29] [INFO ] State equation strengthened by 124 read => feed constraints.
[2023-03-11 00:16:29] [INFO ] After 65ms SMT Verify possible using 124 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:29] [INFO ] After 110ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-11 00:16:29] [INFO ] After 257ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 60 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 1032/1032 transitions.
Applied a total of 0 rules in 91 ms. Remains 60 /60 variables (removed 0) and now considering 1032/1032 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 91 ms. Remains : 60/60 places, 1032/1032 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 60/60 places, 1032/1032 transitions.
Applied a total of 0 rules in 84 ms. Remains 60 /60 variables (removed 0) and now considering 1032/1032 (removed 0) transitions.
[2023-03-11 00:16:30] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
[2023-03-11 00:16:30] [INFO ] Invariant cache hit.
[2023-03-11 00:16:30] [INFO ] Implicit Places using invariants in 80 ms returned []
[2023-03-11 00:16:30] [INFO ] Flow matrix only has 175 transitions (discarded 857 similar events)
[2023-03-11 00:16:30] [INFO ] Invariant cache hit.
[2023-03-11 00:16:30] [INFO ] State equation strengthened by 124 read => feed constraints.
[2023-03-11 00:16:30] [INFO ] Implicit Places using invariants and state equation in 193 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
[2023-03-11 00:16:30] [INFO ] Redundant transitions in 45 ms returned [29]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:16:30] [INFO ] Flow matrix only has 174 transitions (discarded 857 similar events)
// Phase 1: matrix 174 rows 60 cols
[2023-03-11 00:16:30] [INFO ] Computed 15 place invariants in 3 ms
[2023-03-11 00:16:30] [INFO ] Dead Transitions using invariants and state equation in 315 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 60/60 places, 1031/1032 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 59 transition count 1030
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 59 transition count 1029
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 59 transition count 1028
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 58 transition count 1026
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 58 transition count 1026
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 58 transition count 1025
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 57 transition count 1025
Applied a total of 8 rules in 264 ms. Remains 57 /60 variables (removed 3) and now considering 1025/1031 (removed 6) transitions.
[2023-03-11 00:16:31] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
// Phase 1: matrix 168 rows 57 cols
[2023-03-11 00:16:31] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:16:31] [INFO ] Implicit Places using invariants in 81 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 83 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 56/60 places, 1025/1032 transitions.
Applied a total of 0 rules in 90 ms. Remains 56 /56 variables (removed 0) and now considering 1025/1025 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 1166 ms. Remains : 56/60 places, 1025/1032 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 573048 steps, run timeout after 3001 ms. (steps per millisecond=190 ) properties seen :{}
Probabilistic random walk after 573048 steps, saw 86316 distinct states, run finished after 3001 ms. (steps per millisecond=190 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:34] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
// Phase 1: matrix 168 rows 56 cols
[2023-03-11 00:16:34] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-11 00:16:34] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:34] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:34] [INFO ] After 63ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:34] [INFO ] State equation strengthened by 122 read => feed constraints.
[2023-03-11 00:16:34] [INFO ] After 65ms SMT Verify possible using 122 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:34] [INFO ] After 106ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-11 00:16:34] [INFO ] After 246ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 56 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 1025/1025 transitions.
Applied a total of 0 rules in 89 ms. Remains 56 /56 variables (removed 0) and now considering 1025/1025 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 89 ms. Remains : 56/56 places, 1025/1025 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 56/56 places, 1025/1025 transitions.
Applied a total of 0 rules in 87 ms. Remains 56 /56 variables (removed 0) and now considering 1025/1025 (removed 0) transitions.
[2023-03-11 00:16:34] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
[2023-03-11 00:16:34] [INFO ] Invariant cache hit.
[2023-03-11 00:16:34] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-11 00:16:34] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
[2023-03-11 00:16:34] [INFO ] Invariant cache hit.
[2023-03-11 00:16:34] [INFO ] State equation strengthened by 122 read => feed constraints.
[2023-03-11 00:16:35] [INFO ] Implicit Places using invariants and state equation in 174 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
[2023-03-11 00:16:35] [INFO ] Redundant transitions in 25 ms returned []
[2023-03-11 00:16:35] [INFO ] Flow matrix only has 168 transitions (discarded 857 similar events)
[2023-03-11 00:16:35] [INFO ] Invariant cache hit.
[2023-03-11 00:16:35] [INFO ] Dead Transitions using invariants and state equation in 295 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 666 ms. Remains : 56/56 places, 1025/1025 transitions.
Graph (trivial) has 23 edges and 56 vertex of which 5 / 56 are part of one of the 2 SCC in 0 ms
Free SCC test removed 3 places
Drop transitions removed 7 transitions
Ensure Unique test removed 858 transitions
Reduce isomorphic transitions removed 865 transitions.
Graph (complete) has 244 edges and 53 vertex of which 49 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.1 ms
Discarding 4 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 0 with 4 rules applied. Total rules applied 6 place count 49 transition count 154
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 2 Pre rules applied. Total rules applied 6 place count 49 transition count 152
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 1 with 4 rules applied. Total rules applied 10 place count 47 transition count 152
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 4
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 1 with 8 rules applied. Total rules applied 18 place count 43 transition count 148
Drop transitions removed 61 transitions
Redundant transition composition rules discarded 61 transitions
Iterating global reduction 1 with 61 rules applied. Total rules applied 79 place count 43 transition count 87
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 80 place count 42 transition count 87
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 81 place count 41 transition count 86
Iterating global reduction 2 with 1 rules applied. Total rules applied 82 place count 41 transition count 86
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 2 with 2 rules applied. Total rules applied 84 place count 40 transition count 85
Partial Free-agglomeration rule applied 5 times.
Drop transitions removed 5 transitions
Iterating global reduction 2 with 5 rules applied. Total rules applied 89 place count 40 transition count 85
Applied a total of 89 rules in 12 ms. Remains 40 /56 variables (removed 16) and now considering 85/1025 (removed 940) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 85 rows 40 cols
[2023-03-11 00:16:35] [INFO ] Computed 13 place invariants in 0 ms
[2023-03-11 00:16:35] [INFO ] After 21ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:35] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:35] [INFO ] After 24ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:35] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-03-11 00:16:35] [INFO ] After 9ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:35] [INFO ] After 18ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-11 00:16:35] [INFO ] After 82ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 111 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 35 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 27 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 41 ms :[(NOT p0)]
Product exploration explored 100000 steps with 0 reset in 830 ms.
Product exploration explored 100000 steps with 0 reset in 888 ms.
Support contains 8 out of 81 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 81/81 places, 1196/1196 transitions.
Applied a total of 0 rules in 122 ms. Remains 81 /81 variables (removed 0) and now considering 1196/1196 (removed 0) transitions.
[2023-03-11 00:16:37] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
// Phase 1: matrix 281 rows 81 cols
[2023-03-11 00:16:37] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-11 00:16:37] [INFO ] Implicit Places using invariants in 168 ms returned []
[2023-03-11 00:16:37] [INFO ] Flow matrix only has 281 transitions (discarded 915 similar events)
[2023-03-11 00:16:37] [INFO ] Invariant cache hit.
[2023-03-11 00:16:37] [INFO ] State equation strengthened by 210 read => feed constraints.
[2023-03-11 00:16:38] [INFO ] Implicit Places using invariants and state equation in 370 ms returned []
Implicit Place search using SMT with State Equation took 539 ms to find 0 implicit places.
[2023-03-11 00:16:39] [INFO ] Redundant transitions in 1631 ms returned [58]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:16:39] [INFO ] Flow matrix only has 280 transitions (discarded 915 similar events)
// Phase 1: matrix 280 rows 81 cols
[2023-03-11 00:16:39] [INFO ] Computed 18 place invariants in 1 ms
[2023-03-11 00:16:40] [INFO ] Dead Transitions using invariants and state equation in 358 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 81/81 places, 1195/1196 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 80 transition count 1194
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 80 transition count 1192
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 5 place count 79 transition count 1190
Iterating global reduction 0 with 1 rules applied. Total rules applied 6 place count 79 transition count 1190
Applied a total of 6 rules in 243 ms. Remains 79 /81 variables (removed 2) and now considering 1190/1195 (removed 5) transitions.
[2023-03-11 00:16:40] [INFO ] Flow matrix only has 275 transitions (discarded 915 similar events)
// Phase 1: matrix 275 rows 79 cols
[2023-03-11 00:16:40] [INFO ] Computed 18 place invariants in 2 ms
[2023-03-11 00:16:40] [INFO ] Implicit Places using invariants in 171 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 173 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 78/81 places, 1190/1196 transitions.
Applied a total of 0 rules in 116 ms. Remains 78 /78 variables (removed 0) and now considering 1190/1190 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 3187 ms. Remains : 78/81 places, 1190/1196 transitions.
Treatment of property EnergyBus-PT-none-LTLFireability-07 finished in 39553 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Discarding 10 places :
Symmetric choice reduction at 0 with 10 rule applications. Total rules 10 place count 122 transition count 1124
Iterating global reduction 0 with 10 rules applied. Total rules applied 20 place count 122 transition count 1124
Applied a total of 20 rules in 15 ms. Remains 122 /132 variables (removed 10) and now considering 1124/1866 (removed 742) transitions.
[2023-03-11 00:16:40] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
// Phase 1: matrix 418 rows 122 cols
[2023-03-11 00:16:40] [INFO ] Computed 22 place invariants in 2 ms
[2023-03-11 00:16:40] [INFO ] Implicit Places using invariants in 133 ms returned []
[2023-03-11 00:16:40] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:16:40] [INFO ] Invariant cache hit.
[2023-03-11 00:16:41] [INFO ] State equation strengthened by 277 read => feed constraints.
[2023-03-11 00:16:41] [INFO ] Implicit Places using invariants and state equation in 483 ms returned [20, 94]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 620 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 120/132 places, 1124/1866 transitions.
Applied a total of 0 rules in 5 ms. Remains 120 /120 variables (removed 0) and now considering 1124/1124 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 640 ms. Remains : 120/132 places, 1124/1866 transitions.
Stuttering acceptance computed with spot in 91 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (EQ s13 0) (EQ s15 0) (EQ s48 0) (EQ s60 0) (EQ s75 0) (EQ s85 0) (EQ s88 0) (EQ s110 0))], 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][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 649 ms.
Product exploration explored 100000 steps with 0 reset in 655 ms.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 266 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 95 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 761662 steps, run timeout after 3001 ms. (steps per millisecond=253 ) properties seen :{}
Probabilistic random walk after 761662 steps, saw 371198 distinct states, run finished after 3001 ms. (steps per millisecond=253 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:46] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
// Phase 1: matrix 418 rows 120 cols
[2023-03-11 00:16:46] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:16:46] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:46] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-11 00:16:46] [INFO ] [Nat]Absence check using 18 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-11 00:16:46] [INFO ] After 129ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:46] [INFO ] State equation strengthened by 277 read => feed constraints.
[2023-03-11 00:16:46] [INFO ] After 85ms SMT Verify possible using 277 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:46] [INFO ] After 144ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 50 ms.
[2023-03-11 00:16:46] [INFO ] After 376ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 7 ms.
Support contains 8 out of 120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 120/120 places, 1124/1124 transitions.
Graph (trivial) has 80 edges and 120 vertex of which 10 / 120 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions removed 18 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 642 edges and 114 vertex of which 111 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 111 transition count 1095
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 107 transition count 1095
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 12 place count 107 transition count 1091
Deduced a syphon composed of 4 places in 0 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 103 transition count 1091
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 42 place count 92 transition count 1080
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 44 place count 92 transition count 1078
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 0 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 56 place count 86 transition count 1090
Drop transitions removed 5 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 65 place count 86 transition count 1081
Drop transitions removed 84 transitions
Redundant transition composition rules discarded 84 transitions
Iterating global reduction 4 with 84 rules applied. Total rules applied 149 place count 86 transition count 997
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 4 with 6 rules applied. Total rules applied 155 place count 84 transition count 993
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 159 place count 80 transition count 993
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 159 place count 80 transition count 991
Deduced a syphon composed of 2 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 5 rules applied. Total rules applied 164 place count 77 transition count 991
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 165 place count 77 transition count 990
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 7 with 4 rules applied. Total rules applied 169 place count 75 transition count 988
Free-agglomeration rule applied 9 times.
Iterating global reduction 7 with 9 rules applied. Total rules applied 178 place count 75 transition count 979
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 187 place count 66 transition count 979
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 188 place count 66 transition count 1041
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 189 place count 65 transition count 1041
Applied a total of 189 rules in 375 ms. Remains 65 /120 variables (removed 55) and now considering 1041/1124 (removed 83) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 376 ms. Remains : 65/120 places, 1041/1124 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 99 ms. (steps per millisecond=101 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 578715 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :{}
Probabilistic random walk after 578715 steps, saw 102473 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:50] [INFO ] Flow matrix only has 241 transitions (discarded 800 similar events)
// Phase 1: matrix 241 rows 65 cols
[2023-03-11 00:16:50] [INFO ] Computed 16 place invariants in 4 ms
[2023-03-11 00:16:50] [INFO ] After 32ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:50] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:50] [INFO ] After 83ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:50] [INFO ] State equation strengthened by 193 read => feed constraints.
[2023-03-11 00:16:50] [INFO ] After 92ms SMT Verify possible using 193 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:50] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 0 ms to minimize.
[2023-03-11 00:16:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2023-03-11 00:16:50] [INFO ] After 175ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 41 ms.
[2023-03-11 00:16:50] [INFO ] After 340ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1041/1041 transitions.
Applied a total of 0 rules in 88 ms. Remains 65 /65 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 88 ms. Remains : 65/65 places, 1041/1041 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1041/1041 transitions.
Applied a total of 0 rules in 83 ms. Remains 65 /65 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
[2023-03-11 00:16:50] [INFO ] Flow matrix only has 241 transitions (discarded 800 similar events)
[2023-03-11 00:16:50] [INFO ] Invariant cache hit.
[2023-03-11 00:16:50] [INFO ] Implicit Places using invariants in 83 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 85 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 64/65 places, 1041/1041 transitions.
Drop transitions removed 144 transitions
Redundant transition composition rules discarded 144 transitions
Iterating global reduction 0 with 144 rules applied. Total rules applied 144 place count 64 transition count 897
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 146 place count 64 transition count 895
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 148 place count 62 transition count 895
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 154 place count 62 transition count 895
Applied a total of 154 rules in 273 ms. Remains 62 /64 variables (removed 2) and now considering 895/1041 (removed 146) transitions.
[2023-03-11 00:16:51] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
// Phase 1: matrix 203 rows 62 cols
[2023-03-11 00:16:51] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:16:51] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-11 00:16:51] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:16:51] [INFO ] Invariant cache hit.
[2023-03-11 00:16:51] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:16:51] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 266 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 62/65 places, 895/1041 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 708 ms. Remains : 62/65 places, 895/1041 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 661812 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :{}
Probabilistic random walk after 661812 steps, saw 103385 distinct states, run finished after 3001 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:54] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:16:54] [INFO ] Invariant cache hit.
[2023-03-11 00:16:54] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:54] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:54] [INFO ] After 67ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:54] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:16:54] [INFO ] After 66ms SMT Verify possible using 149 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:54] [INFO ] Deduced a trap composed of 5 places in 26 ms of which 0 ms to minimize.
[2023-03-11 00:16:54] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 44 ms
[2023-03-11 00:16:54] [INFO ] After 144ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 34 ms.
[2023-03-11 00:16:54] [INFO ] After 286ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 74 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 75 ms. Remains : 62/62 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 65 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-11 00:16:54] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:16:54] [INFO ] Invariant cache hit.
[2023-03-11 00:16:55] [INFO ] Implicit Places using invariants in 76 ms returned []
[2023-03-11 00:16:55] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:16:55] [INFO ] Invariant cache hit.
[2023-03-11 00:16:55] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:16:55] [INFO ] Implicit Places using invariants and state equation in 197 ms returned []
Implicit Place search using SMT with State Equation took 274 ms to find 0 implicit places.
[2023-03-11 00:16:55] [INFO ] Redundant transitions in 34 ms returned [95]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:16:55] [INFO ] Flow matrix only has 202 transitions (discarded 692 similar events)
// Phase 1: matrix 202 rows 62 cols
[2023-03-11 00:16:55] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:16:55] [INFO ] Dead Transitions using invariants and state equation in 280 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 894/895 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 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 893
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 892
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 891
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 889
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 889
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 888
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 888
Applied a total of 8 rules in 208 ms. Remains 59 /62 variables (removed 3) and now considering 888/894 (removed 6) transitions.
[2023-03-11 00:16:55] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 59 cols
[2023-03-11 00:16:55] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:16:55] [INFO ] Implicit Places using invariants in 76 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 78 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 888/895 transitions.
Applied a total of 0 rules in 67 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 1019 ms. Remains : 58/62 places, 888/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 89 ms. (steps per millisecond=112 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 645062 steps, run timeout after 3001 ms. (steps per millisecond=214 ) properties seen :{}
Probabilistic random walk after 645062 steps, saw 94559 distinct states, run finished after 3001 ms. (steps per millisecond=214 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:16:59] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 58 cols
[2023-03-11 00:16:59] [INFO ] Computed 14 place invariants in 1 ms
[2023-03-11 00:16:59] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:16:59] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-11 00:16:59] [INFO ] After 66ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:59] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:16:59] [INFO ] After 59ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:16:59] [INFO ] After 95ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 33 ms.
[2023-03-11 00:16:59] [INFO ] After 233ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 70 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 58/58 places, 888/888 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 62 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
[2023-03-11 00:16:59] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:16:59] [INFO ] Invariant cache hit.
[2023-03-11 00:16:59] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-11 00:16:59] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:16:59] [INFO ] Invariant cache hit.
[2023-03-11 00:16:59] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:16:59] [INFO ] Implicit Places using invariants and state equation in 185 ms returned []
Implicit Place search using SMT with State Equation took 255 ms to find 0 implicit places.
[2023-03-11 00:16:59] [INFO ] Redundant transitions in 23 ms returned []
[2023-03-11 00:16:59] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:16:59] [INFO ] Invariant cache hit.
[2023-03-11 00:16:59] [INFO ] Dead Transitions using invariants and state equation in 262 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 614 ms. Remains : 58/58 places, 888/888 transitions.
Graph (trivial) has 22 edges and 58 vertex of which 2 / 58 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions removed 8 transitions
Ensure Unique test removed 689 transitions
Reduce isomorphic transitions removed 697 transitions.
Graph (complete) has 275 edges and 57 vertex of which 56 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 56 transition count 189
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 55 transition count 189
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 55 transition count 187
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 53 transition count 187
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 13 place count 51 transition count 185
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 2 with 22 rules applied. Total rules applied 35 place count 51 transition count 163
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 36 place count 50 transition count 163
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 37 place count 49 transition count 162
Iterating global reduction 3 with 1 rules applied. Total rules applied 38 place count 49 transition count 162
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 3 with 4 rules applied. Total rules applied 42 place count 47 transition count 160
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 49 place count 47 transition count 160
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 50 place count 47 transition count 159
Applied a total of 50 rules in 14 ms. Remains 47 /58 variables (removed 11) and now considering 159/888 (removed 729) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 159 rows 47 cols
[2023-03-11 00:16:59] [INFO ] Computed 13 place invariants in 0 ms
[2023-03-11 00:16:59] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:00] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:00] [INFO ] After 40ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:00] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-11 00:17:00] [INFO ] After 16ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:00] [INFO ] After 34ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 16 ms.
[2023-03-11 00:17:00] [INFO ] After 125ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 178 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Support contains 8 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 1124/1124 transitions.
Applied a total of 0 rules in 9 ms. Remains 120 /120 variables (removed 0) and now considering 1124/1124 (removed 0) transitions.
[2023-03-11 00:17:00] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
// Phase 1: matrix 418 rows 120 cols
[2023-03-11 00:17:00] [INFO ] Computed 20 place invariants in 2 ms
[2023-03-11 00:17:00] [INFO ] Implicit Places using invariants in 133 ms returned []
[2023-03-11 00:17:00] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:17:00] [INFO ] Invariant cache hit.
[2023-03-11 00:17:00] [INFO ] State equation strengthened by 277 read => feed constraints.
[2023-03-11 00:17:01] [INFO ] Implicit Places using invariants and state equation in 450 ms returned []
Implicit Place search using SMT with State Equation took 585 ms to find 0 implicit places.
[2023-03-11 00:17:01] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:17:01] [INFO ] Invariant cache hit.
[2023-03-11 00:17:01] [INFO ] Dead Transitions using invariants and state equation in 339 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 933 ms. Remains : 120/120 places, 1124/1124 transitions.
Computed a total of 2 stabilizing places and 2 stable transitions
Computed a total of 2 stabilizing places and 2 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 151 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 75 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 771312 steps, run timeout after 3001 ms. (steps per millisecond=257 ) properties seen :{}
Probabilistic random walk after 771312 steps, saw 375274 distinct states, run finished after 3001 ms. (steps per millisecond=257 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:04] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:17:04] [INFO ] Invariant cache hit.
[2023-03-11 00:17:04] [INFO ] After 35ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:04] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-11 00:17:04] [INFO ] [Nat]Absence check using 18 positive and 2 generalized place invariants in 1 ms returned sat
[2023-03-11 00:17:04] [INFO ] After 127ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:04] [INFO ] State equation strengthened by 277 read => feed constraints.
[2023-03-11 00:17:05] [INFO ] After 78ms SMT Verify possible using 277 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:05] [INFO ] After 138ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 48 ms.
[2023-03-11 00:17:05] [INFO ] After 365ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 8 out of 120 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 120/120 places, 1124/1124 transitions.
Graph (trivial) has 80 edges and 120 vertex of which 10 / 120 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Drop transitions removed 18 transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 21 transitions.
Graph (complete) has 642 edges and 114 vertex of which 111 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 6 rules applied. Total rules applied 8 place count 111 transition count 1095
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 12 place count 107 transition count 1095
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 12 place count 107 transition count 1091
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 20 place count 103 transition count 1091
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 0 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 42 place count 92 transition count 1080
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 44 place count 92 transition count 1078
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -12
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 56 place count 86 transition count 1090
Drop transitions removed 5 transitions
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 9 transitions.
Iterating post reduction 3 with 9 rules applied. Total rules applied 65 place count 86 transition count 1081
Drop transitions removed 84 transitions
Redundant transition composition rules discarded 84 transitions
Iterating global reduction 4 with 84 rules applied. Total rules applied 149 place count 86 transition count 997
Discarding 2 places :
Implicit places reduction removed 2 places
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 4 with 6 rules applied. Total rules applied 155 place count 84 transition count 993
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 159 place count 80 transition count 993
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 6 with 2 Pre rules applied. Total rules applied 159 place count 80 transition count 991
Deduced a syphon composed of 2 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 6 with 5 rules applied. Total rules applied 164 place count 77 transition count 991
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 165 place count 77 transition count 990
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 7 with 4 rules applied. Total rules applied 169 place count 75 transition count 988
Free-agglomeration rule applied 9 times.
Iterating global reduction 7 with 9 rules applied. Total rules applied 178 place count 75 transition count 979
Reduce places removed 9 places and 0 transitions.
Iterating post reduction 7 with 9 rules applied. Total rules applied 187 place count 66 transition count 979
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 8 with 1 rules applied. Total rules applied 188 place count 66 transition count 1041
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 189 place count 65 transition count 1041
Applied a total of 189 rules in 396 ms. Remains 65 /120 variables (removed 55) and now considering 1041/1124 (removed 83) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 397 ms. Remains : 65/120 places, 1041/1124 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 97 ms. (steps per millisecond=103 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 580467 steps, run timeout after 3001 ms. (steps per millisecond=193 ) properties seen :{}
Probabilistic random walk after 580467 steps, saw 102549 distinct states, run finished after 3001 ms. (steps per millisecond=193 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:08] [INFO ] Flow matrix only has 241 transitions (discarded 800 similar events)
// Phase 1: matrix 241 rows 65 cols
[2023-03-11 00:17:08] [INFO ] Computed 16 place invariants in 2 ms
[2023-03-11 00:17:08] [INFO ] After 25ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:08] [INFO ] [Nat]Absence check using 16 positive place invariants in 3 ms returned sat
[2023-03-11 00:17:08] [INFO ] After 81ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:08] [INFO ] State equation strengthened by 193 read => feed constraints.
[2023-03-11 00:17:08] [INFO ] After 92ms SMT Verify possible using 193 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:08] [INFO ] Deduced a trap composed of 5 places in 27 ms of which 0 ms to minimize.
[2023-03-11 00:17:09] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 51 ms
[2023-03-11 00:17:09] [INFO ] After 196ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 40 ms.
[2023-03-11 00:17:09] [INFO ] After 363ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 65 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1041/1041 transitions.
Applied a total of 0 rules in 83 ms. Remains 65 /65 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 84 ms. Remains : 65/65 places, 1041/1041 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 65/65 places, 1041/1041 transitions.
Applied a total of 0 rules in 83 ms. Remains 65 /65 variables (removed 0) and now considering 1041/1041 (removed 0) transitions.
[2023-03-11 00:17:09] [INFO ] Flow matrix only has 241 transitions (discarded 800 similar events)
[2023-03-11 00:17:09] [INFO ] Invariant cache hit.
[2023-03-11 00:17:09] [INFO ] Implicit Places using invariants in 83 ms returned [52]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 85 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 64/65 places, 1041/1041 transitions.
Drop transitions removed 144 transitions
Redundant transition composition rules discarded 144 transitions
Iterating global reduction 0 with 144 rules applied. Total rules applied 144 place count 64 transition count 897
Free-agglomeration rule applied 2 times.
Iterating global reduction 0 with 2 rules applied. Total rules applied 146 place count 64 transition count 895
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 148 place count 62 transition count 895
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 1 with 6 rules applied. Total rules applied 154 place count 62 transition count 895
Applied a total of 154 rules in 266 ms. Remains 62 /64 variables (removed 2) and now considering 895/1041 (removed 146) transitions.
[2023-03-11 00:17:09] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
// Phase 1: matrix 203 rows 62 cols
[2023-03-11 00:17:09] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:17:09] [INFO ] Implicit Places using invariants in 75 ms returned []
[2023-03-11 00:17:09] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:09] [INFO ] Invariant cache hit.
[2023-03-11 00:17:09] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:09] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 260 ms to find 0 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 62/65 places, 895/1041 transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 694 ms. Remains : 62/65 places, 895/1041 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 91 ms. (steps per millisecond=109 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 661611 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :{}
Probabilistic random walk after 661611 steps, saw 103385 distinct states, run finished after 3002 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:12] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:12] [INFO ] Invariant cache hit.
[2023-03-11 00:17:12] [INFO ] After 24ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:12] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:13] [INFO ] After 70ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:13] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:13] [INFO ] After 64ms SMT Verify possible using 149 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:13] [INFO ] Deduced a trap composed of 5 places in 24 ms of which 0 ms to minimize.
[2023-03-11 00:17:13] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 39 ms
[2023-03-11 00:17:13] [INFO ] After 143ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-11 00:17:13] [INFO ] After 288ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 68 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 62/62 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 66 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-11 00:17:13] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:13] [INFO ] Invariant cache hit.
[2023-03-11 00:17:13] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-11 00:17:13] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:13] [INFO ] Invariant cache hit.
[2023-03-11 00:17:13] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:13] [INFO ] Implicit Places using invariants and state equation in 196 ms returned []
Implicit Place search using SMT with State Equation took 272 ms to find 0 implicit places.
[2023-03-11 00:17:13] [INFO ] Redundant transitions in 32 ms returned [95]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:17:13] [INFO ] Flow matrix only has 202 transitions (discarded 692 similar events)
// Phase 1: matrix 202 rows 62 cols
[2023-03-11 00:17:13] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:17:13] [INFO ] Dead Transitions using invariants and state equation in 271 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 894/895 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 893
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 892
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 891
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 889
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 889
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 888
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 888
Applied a total of 8 rules in 205 ms. Remains 59 /62 variables (removed 3) and now considering 888/894 (removed 6) transitions.
[2023-03-11 00:17:14] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 59 cols
[2023-03-11 00:17:14] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:17:14] [INFO ] Implicit Places using invariants in 70 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 72 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 888/895 transitions.
Applied a total of 0 rules in 66 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 993 ms. Remains : 58/62 places, 888/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 93 ms. (steps per millisecond=107 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 654888 steps, run timeout after 3001 ms. (steps per millisecond=218 ) properties seen :{}
Probabilistic random walk after 654888 steps, saw 95458 distinct states, run finished after 3001 ms. (steps per millisecond=218 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:17] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 58 cols
[2023-03-11 00:17:17] [INFO ] Computed 14 place invariants in 0 ms
[2023-03-11 00:17:17] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:17] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:17] [INFO ] After 68ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:17] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:17:17] [INFO ] After 62ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:17] [INFO ] After 101ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 34 ms.
[2023-03-11 00:17:17] [INFO ] After 254ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 67 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 67 ms. Remains : 58/58 places, 888/888 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 64 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
[2023-03-11 00:17:17] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:17] [INFO ] Invariant cache hit.
[2023-03-11 00:17:17] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-11 00:17:17] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:17] [INFO ] Invariant cache hit.
[2023-03-11 00:17:17] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:17:18] [INFO ] Implicit Places using invariants and state equation in 191 ms returned []
Implicit Place search using SMT with State Equation took 261 ms to find 0 implicit places.
[2023-03-11 00:17:18] [INFO ] Redundant transitions in 23 ms returned []
[2023-03-11 00:17:18] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:18] [INFO ] Invariant cache hit.
[2023-03-11 00:17:18] [INFO ] Dead Transitions using invariants and state equation in 265 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 623 ms. Remains : 58/58 places, 888/888 transitions.
Graph (trivial) has 22 edges and 58 vertex of which 2 / 58 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions removed 8 transitions
Ensure Unique test removed 689 transitions
Reduce isomorphic transitions removed 697 transitions.
Graph (complete) has 275 edges and 57 vertex of which 56 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 56 transition count 189
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 55 transition count 189
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 55 transition count 187
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 53 transition count 187
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 13 place count 51 transition count 185
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 2 with 22 rules applied. Total rules applied 35 place count 51 transition count 163
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 36 place count 50 transition count 163
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 37 place count 49 transition count 162
Iterating global reduction 3 with 1 rules applied. Total rules applied 38 place count 49 transition count 162
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 3 with 4 rules applied. Total rules applied 42 place count 47 transition count 160
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 49 place count 47 transition count 160
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 50 place count 47 transition count 159
Applied a total of 50 rules in 18 ms. Remains 47 /58 variables (removed 11) and now considering 159/888 (removed 729) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 159 rows 47 cols
[2023-03-11 00:17:18] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-11 00:17:18] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:18] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:18] [INFO ] After 41ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:18] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-11 00:17:18] [INFO ] After 17ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:18] [INFO ] After 35ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-11 00:17:18] [INFO ] After 114ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 162 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 79 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 80 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 104 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 623 ms.
Product exploration explored 100000 steps with 0 reset in 649 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 114 ms :[true, (NOT p0), (NOT p0)]
Support contains 8 out of 120 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 120/120 places, 1124/1124 transitions.
Graph (trivial) has 80 edges and 120 vertex of which 10 / 120 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 114 transition count 1112
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 5 place count 114 transition count 1113
Deduced a syphon composed of 5 places in 1 ms
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 114 transition count 1113
Performed 12 Post agglomeration using F-continuation condition.Transition count delta: -3
Deduced a syphon composed of 17 places in 0 ms
Iterating global reduction 1 with 12 rules applied. Total rules applied 18 place count 114 transition count 1116
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 20 place count 114 transition count 1114
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 22 place count 112 transition count 1112
Deduced a syphon composed of 15 places in 1 ms
Iterating global reduction 2 with 2 rules applied. Total rules applied 24 place count 112 transition count 1112
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -27
Deduced a syphon composed of 21 places in 1 ms
Iterating global reduction 2 with 6 rules applied. Total rules applied 30 place count 112 transition count 1139
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 2 with 6 rules applied. Total rules applied 36 place count 112 transition count 1133
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 39 place count 109 transition count 1127
Deduced a syphon composed of 18 places in 0 ms
Iterating global reduction 3 with 3 rules applied. Total rules applied 42 place count 109 transition count 1127
Deduced a syphon composed of 18 places in 1 ms
Drop transitions removed 21 transitions
Redundant transition composition rules discarded 21 transitions
Iterating global reduction 3 with 21 rules applied. Total rules applied 63 place count 109 transition count 1106
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Iterating post reduction 3 with 1 rules applied. Total rules applied 64 place count 109 transition count 1106
Discarding 3 places :
Symmetric choice reduction at 4 with 3 rule applications. Total rules 67 place count 106 transition count 1103
Deduced a syphon composed of 16 places in 0 ms
Iterating global reduction 4 with 3 rules applied. Total rules applied 70 place count 106 transition count 1103
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 19 places in 1 ms
Iterating global reduction 4 with 3 rules applied. Total rules applied 73 place count 106 transition count 1103
Deduced a syphon composed of 19 places in 0 ms
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 75 place count 106 transition count 1101
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 855 edges and 105 vertex of which 103 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Discarding 2 places :
Also discarding 2 output transitions
Drop transitions removed 2 transitions
Iterating post reduction 4 with 2 rules applied. Total rules applied 77 place count 103 transition count 1099
Deduced a syphon composed of 17 places in 0 ms
Applied a total of 77 rules in 345 ms. Remains 103 /120 variables (removed 17) and now considering 1099/1124 (removed 25) transitions.
[2023-03-11 00:17:22] [INFO ] Redundant transitions in 1369 ms returned [700]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:17:22] [INFO ] Flow matrix only has 335 transitions (discarded 763 similar events)
// Phase 1: matrix 335 rows 103 cols
[2023-03-11 00:17:22] [INFO ] Computed 19 place invariants in 1 ms
[2023-03-11 00:17:22] [INFO ] Dead Transitions using invariants and state equation in 324 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 103/120 places, 1098/1124 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 18 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 103 transition count 1098
Deduced a syphon composed of 18 places in 1 ms
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 103 transition count 1096
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 102 transition count 1094
Deduced a syphon composed of 18 places in 1 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 102 transition count 1094
Deduced a syphon composed of 18 places in 0 ms
Applied a total of 5 rules in 193 ms. Remains 102 /103 variables (removed 1) and now considering 1094/1098 (removed 4) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 102/120 places, 1094/1124 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2244 ms. Remains : 102/120 places, 1094/1124 transitions.
Support contains 8 out of 120 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 120/120 places, 1124/1124 transitions.
Applied a total of 0 rules in 3 ms. Remains 120 /120 variables (removed 0) and now considering 1124/1124 (removed 0) transitions.
[2023-03-11 00:17:22] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
// Phase 1: matrix 418 rows 120 cols
[2023-03-11 00:17:22] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:17:22] [INFO ] Implicit Places using invariants in 138 ms returned []
[2023-03-11 00:17:22] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:17:22] [INFO ] Invariant cache hit.
[2023-03-11 00:17:23] [INFO ] State equation strengthened by 277 read => feed constraints.
[2023-03-11 00:17:23] [INFO ] Implicit Places using invariants and state equation in 452 ms returned []
Implicit Place search using SMT with State Equation took 591 ms to find 0 implicit places.
[2023-03-11 00:17:23] [INFO ] Flow matrix only has 418 transitions (discarded 706 similar events)
[2023-03-11 00:17:23] [INFO ] Invariant cache hit.
[2023-03-11 00:17:23] [INFO ] Dead Transitions using invariants and state equation in 339 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 934 ms. Remains : 120/120 places, 1124/1124 transitions.
Treatment of property EnergyBus-PT-none-LTLFireability-08 finished in 43038 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)||(!p0&&G(F(!p1))))&&((p1 U p0)||X(p1)))))'
Support contains 10 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 123 transition count 1204
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 123 transition count 1204
Applied a total of 18 rules in 15 ms. Remains 123 /132 variables (removed 9) and now considering 1204/1866 (removed 662) transitions.
[2023-03-11 00:17:23] [INFO ] Flow matrix only has 438 transitions (discarded 766 similar events)
// Phase 1: matrix 438 rows 123 cols
[2023-03-11 00:17:23] [INFO ] Computed 22 place invariants in 2 ms
[2023-03-11 00:17:24] [INFO ] Implicit Places using invariants in 154 ms returned []
[2023-03-11 00:17:24] [INFO ] Flow matrix only has 438 transitions (discarded 766 similar events)
[2023-03-11 00:17:24] [INFO ] Invariant cache hit.
[2023-03-11 00:17:24] [INFO ] State equation strengthened by 297 read => feed constraints.
[2023-03-11 00:17:24] [INFO ] Implicit Places using invariants and state equation in 523 ms returned [20, 95]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 680 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 121/132 places, 1204/1866 transitions.
Applied a total of 0 rules in 6 ms. Remains 121 /121 variables (removed 0) and now considering 1204/1204 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 702 ms. Remains : 121/132 places, 1204/1866 transitions.
Stuttering acceptance computed with spot in 198 ms :[(OR (NOT p1) p0), (AND p0 p1), (NOT p1), (AND p0 p1), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={0} source=0 dest: 4}], [{ cond=true, acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=(AND p0 (NOT p1)), acceptance={0} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 p1), acceptance={0} source=3 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=4 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=4 dest: 2}]], initial=0, aps=[p0:(AND (EQ s13 1) (EQ s15 1) (EQ s48 1) (EQ s60 1) (EQ s74 1) (EQ s86 1) (EQ s90 1) (EQ s106 1)), p1:(AND (EQ s13 1) (EQ s15 1) (EQ s48 1) (EQ s60 1) (EQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 676 ms.
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA EnergyBus-PT-none-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-10 finished in 1607 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||X(p1))))'
Support contains 9 out of 132 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Discarding 8 places :
Symmetric choice reduction at 0 with 8 rule applications. Total rules 8 place count 124 transition count 1254
Iterating global reduction 0 with 8 rules applied. Total rules applied 16 place count 124 transition count 1254
Applied a total of 16 rules in 9 ms. Remains 124 /132 variables (removed 8) and now considering 1254/1866 (removed 612) transitions.
[2023-03-11 00:17:25] [INFO ] Flow matrix only has 452 transitions (discarded 802 similar events)
// Phase 1: matrix 452 rows 124 cols
[2023-03-11 00:17:25] [INFO ] Computed 22 place invariants in 4 ms
[2023-03-11 00:17:25] [INFO ] Implicit Places using invariants in 153 ms returned []
[2023-03-11 00:17:25] [INFO ] Flow matrix only has 452 transitions (discarded 802 similar events)
[2023-03-11 00:17:25] [INFO ] Invariant cache hit.
[2023-03-11 00:17:25] [INFO ] State equation strengthened by 309 read => feed constraints.
[2023-03-11 00:17:26] [INFO ] Implicit Places using invariants and state equation in 507 ms returned [20, 96]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 663 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 122/132 places, 1254/1866 transitions.
Applied a total of 0 rules in 6 ms. Remains 122 /122 variables (removed 0) and now considering 1254/1254 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 678 ms. Remains : 122/132 places, 1254/1866 transitions.
Stuttering acceptance computed with spot in 81 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s55 1), p1:(AND (EQ s13 1) (EQ s15 1) (EQ s48 1) (EQ s61 1) (EQ s65 1) (EQ s81 1) (EQ s90 1) (EQ s103 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]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA EnergyBus-PT-none-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property EnergyBus-PT-none-LTLFireability-15 finished in 783 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)))'
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Found a Lengthening insensitive property : EnergyBus-PT-none-LTLFireability-08
Stuttering acceptance computed with spot in 89 ms :[true, (NOT p0), (NOT p0)]
Support contains 8 out of 132 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 132/132 places, 1866/1866 transitions.
Graph (trivial) has 86 edges and 132 vertex of which 10 / 132 are part of one of the 4 SCC in 0 ms
Free SCC test removed 6 places
Ensure Unique test removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Drop transitions removed 4 transitions
Trivial Post-agglo rules discarded 4 transitions
Performed 4 trivial Post agglomeration. Transition count delta: 4
Iterating post reduction 0 with 4 rules applied. Total rules applied 5 place count 126 transition count 1850
Reduce places removed 4 places and 0 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 9 place count 122 transition count 1850
Performed 4 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 4 Pre rules applied. Total rules applied 9 place count 122 transition count 1846
Deduced a syphon composed of 4 places in 1 ms
Reduce places removed 4 places and 0 transitions.
Iterating global reduction 2 with 8 rules applied. Total rules applied 17 place count 118 transition count 1846
Discarding 8 places :
Symmetric choice reduction at 2 with 8 rule applications. Total rules 25 place count 110 transition count 1108
Iterating global reduction 2 with 8 rules applied. Total rules applied 33 place count 110 transition count 1108
Performed 11 Post agglomeration using F-continuation condition.Transition count delta: 11
Deduced a syphon composed of 11 places in 1 ms
Reduce places removed 11 places and 0 transitions.
Iterating global reduction 2 with 22 rules applied. Total rules applied 55 place count 99 transition count 1097
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 57 place count 99 transition count 1095
Performed 6 Post agglomeration using F-continuation condition.Transition count delta: -14
Deduced a syphon composed of 6 places in 1 ms
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 3 with 12 rules applied. Total rules applied 69 place count 93 transition count 1109
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 3 with 4 rules applied. Total rules applied 73 place count 93 transition count 1105
Drop transitions removed 7 transitions
Redundant transition composition rules discarded 7 transitions
Iterating global reduction 4 with 7 rules applied. Total rules applied 80 place count 93 transition count 1098
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 4 with 1 rules applied. Total rules applied 81 place count 93 transition count 1097
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 82 place count 92 transition count 1097
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 6 with 2 rules applied. Total rules applied 84 place count 91 transition count 1096
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 85 place count 91 transition count 1095
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 86 place count 90 transition count 1095
Applied a total of 86 rules in 140 ms. Remains 90 /132 variables (removed 42) and now considering 1095/1866 (removed 771) transitions.
[2023-03-11 00:17:26] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
// Phase 1: matrix 382 rows 90 cols
[2023-03-11 00:17:26] [INFO ] Computed 21 place invariants in 4 ms
[2023-03-11 00:17:26] [INFO ] Implicit Places using invariants in 138 ms returned [70]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 140 ms to find 1 implicit places.
Starting structural reductions in LI_LTL mode, iteration 1 : 89/132 places, 1095/1866 transitions.
Applied a total of 0 rules in 17 ms. Remains 89 /89 variables (removed 0) and now considering 1095/1095 (removed 0) transitions.
Finished structural reductions in LI_LTL mode , in 2 iterations and 297 ms. Remains : 89/132 places, 1095/1866 transitions.
Running random walk in product with property : EnergyBus-PT-none-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(OR (EQ s6 0) (EQ s8 0) (EQ s31 0) (EQ s37 0) (EQ s49 0) (EQ s58 0) (EQ s61 0) (EQ s80 0))], 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, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 707 ms.
Product exploration explored 100000 steps with 0 reset in 826 ms.
Computed a total of 1 stabilizing places and 4 stable transitions
Computed a total of 1 stabilizing places and 4 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 148 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 88 ms. (steps per millisecond=113 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=1111 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 677053 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :{}
Probabilistic random walk after 677053 steps, saw 268601 distinct states, run finished after 3003 ms. (steps per millisecond=225 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:31] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
// Phase 1: matrix 382 rows 89 cols
[2023-03-11 00:17:31] [INFO ] Computed 20 place invariants in 3 ms
[2023-03-11 00:17:31] [INFO ] After 33ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:31] [INFO ] [Nat]Absence check using 18 positive place invariants in 3 ms returned sat
[2023-03-11 00:17:31] [INFO ] [Nat]Absence check using 18 positive and 2 generalized place invariants in 0 ms returned sat
[2023-03-11 00:17:31] [INFO ] After 134ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:31] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-11 00:17:32] [INFO ] After 97ms SMT Verify possible using 283 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:32] [INFO ] After 165ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 67 ms.
[2023-03-11 00:17:32] [INFO ] After 417ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 89 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 89/89 places, 1095/1095 transitions.
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 89 transition count 1083
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 12 place count 89 transition count 1082
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 14 place count 88 transition count 1082
Performed 4 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 4 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 10 rules applied. Total rules applied 24 place count 82 transition count 1076
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 29 place count 82 transition count 1071
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 31 place count 81 transition count 1070
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 31 place count 81 transition count 1069
Deduced a syphon composed of 1 places in 0 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 34 place count 79 transition count 1069
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 35 place count 79 transition count 1068
Drop transitions removed 77 transitions
Redundant transition composition rules discarded 77 transitions
Iterating global reduction 4 with 77 rules applied. Total rules applied 112 place count 79 transition count 991
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 112 place count 79 transition count 990
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 114 place count 78 transition count 990
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 4 with 4 rules applied. Total rules applied 118 place count 76 transition count 988
Free-agglomeration rule applied 11 times.
Iterating global reduction 4 with 11 rules applied. Total rules applied 129 place count 76 transition count 977
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 140 place count 65 transition count 977
Drop transitions removed 144 transitions
Redundant transition composition rules discarded 144 transitions
Iterating global reduction 5 with 144 rules applied. Total rules applied 284 place count 65 transition count 833
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 285 place count 65 transition count 895
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 286 place count 64 transition count 895
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 6 with 6 rules applied. Total rules applied 292 place count 64 transition count 895
Applied a total of 292 rules in 451 ms. Remains 64 /89 variables (removed 25) and now considering 895/1095 (removed 200) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 451 ms. Remains : 64/89 places, 895/1095 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 651542 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :{}
Probabilistic random walk after 651542 steps, saw 103365 distinct states, run finished after 3001 ms. (steps per millisecond=217 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:35] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
// Phase 1: matrix 203 rows 64 cols
[2023-03-11 00:17:35] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-11 00:17:35] [INFO ] After 26ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:35] [INFO ] [Nat]Absence check using 17 positive place invariants in 3 ms returned sat
[2023-03-11 00:17:35] [INFO ] After 72ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:35] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:35] [INFO ] After 59ms SMT Verify possible using 149 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:35] [INFO ] After 105ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 35 ms.
[2023-03-11 00:17:36] [INFO ] After 254ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 64 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 895/895 transitions.
Applied a total of 0 rules in 70 ms. Remains 64 /64 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 64/64 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 64/64 places, 895/895 transitions.
Applied a total of 0 rules in 65 ms. Remains 64 /64 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-11 00:17:36] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:36] [INFO ] Invariant cache hit.
[2023-03-11 00:17:36] [INFO ] Implicit Places using invariants in 72 ms returned []
[2023-03-11 00:17:36] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:36] [INFO ] Invariant cache hit.
[2023-03-11 00:17:36] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:36] [INFO ] Implicit Places using invariants and state equation in 226 ms returned [13, 49]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 301 ms to find 2 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/64 places, 895/895 transitions.
Applied a total of 0 rules in 69 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 437 ms. Remains : 62/64 places, 895/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 651901 steps, run timeout after 3001 ms. (steps per millisecond=217 ) properties seen :{}
Probabilistic random walk after 651901 steps, saw 103365 distinct states, run finished after 3002 ms. (steps per millisecond=217 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:39] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
// Phase 1: matrix 203 rows 62 cols
[2023-03-11 00:17:39] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:17:39] [INFO ] After 23ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:39] [INFO ] [Nat]Absence check using 15 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:39] [INFO ] After 73ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:39] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:39] [INFO ] After 58ms SMT Verify possible using 149 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:39] [INFO ] After 100ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 64 ms.
[2023-03-11 00:17:39] [INFO ] After 282ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 73 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 62/62 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 64 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-11 00:17:40] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:40] [INFO ] Invariant cache hit.
[2023-03-11 00:17:40] [INFO ] Implicit Places using invariants in 73 ms returned []
[2023-03-11 00:17:40] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:40] [INFO ] Invariant cache hit.
[2023-03-11 00:17:40] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:40] [INFO ] Implicit Places using invariants and state equation in 214 ms returned []
Implicit Place search using SMT with State Equation took 287 ms to find 0 implicit places.
[2023-03-11 00:17:40] [INFO ] Redundant transitions in 35 ms returned [33]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:17:40] [INFO ] Flow matrix only has 202 transitions (discarded 692 similar events)
// Phase 1: matrix 202 rows 62 cols
[2023-03-11 00:17:40] [INFO ] Computed 15 place invariants in 1 ms
[2023-03-11 00:17:40] [INFO ] Dead Transitions using invariants and state equation in 259 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 894/895 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 893
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 892
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 891
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 889
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 889
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 888
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 888
Applied a total of 8 rules in 204 ms. Remains 59 /62 variables (removed 3) and now considering 888/894 (removed 6) transitions.
[2023-03-11 00:17:40] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 59 cols
[2023-03-11 00:17:40] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:17:40] [INFO ] Implicit Places using invariants in 72 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 73 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 888/895 transitions.
Applied a total of 0 rules in 65 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 995 ms. Remains : 58/62 places, 888/895 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 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 660445 steps, run timeout after 3001 ms. (steps per millisecond=220 ) properties seen :{}
Probabilistic random walk after 660445 steps, saw 98039 distinct states, run finished after 3002 ms. (steps per millisecond=220 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:44] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 58 cols
[2023-03-11 00:17:44] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-11 00:17:44] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:44] [INFO ] [Nat]Absence check using 14 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:44] [INFO ] After 67ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:17:44] [INFO ] After 60ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:44] [INFO ] After 107ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 30 ms.
[2023-03-11 00:17:44] [INFO ] After 256ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 70 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 58/58 places, 888/888 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 64 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
[2023-03-11 00:17:44] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:44] [INFO ] Invariant cache hit.
[2023-03-11 00:17:44] [INFO ] Implicit Places using invariants in 68 ms returned []
[2023-03-11 00:17:44] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:44] [INFO ] Invariant cache hit.
[2023-03-11 00:17:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:17:44] [INFO ] Implicit Places using invariants and state equation in 180 ms returned []
Implicit Place search using SMT with State Equation took 250 ms to find 0 implicit places.
[2023-03-11 00:17:44] [INFO ] Redundant transitions in 21 ms returned []
[2023-03-11 00:17:44] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:44] [INFO ] Invariant cache hit.
[2023-03-11 00:17:45] [INFO ] Dead Transitions using invariants and state equation in 255 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 600 ms. Remains : 58/58 places, 888/888 transitions.
Graph (trivial) has 22 edges and 58 vertex of which 2 / 58 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions removed 8 transitions
Ensure Unique test removed 689 transitions
Reduce isomorphic transitions removed 697 transitions.
Graph (complete) has 275 edges and 57 vertex of which 56 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.1 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 56 transition count 189
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 55 transition count 189
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 55 transition count 187
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 53 transition count 187
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 13 place count 51 transition count 185
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 2 with 22 rules applied. Total rules applied 35 place count 51 transition count 163
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 36 place count 50 transition count 163
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 37 place count 49 transition count 162
Iterating global reduction 3 with 1 rules applied. Total rules applied 38 place count 49 transition count 162
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 3 with 4 rules applied. Total rules applied 42 place count 47 transition count 160
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 49 place count 47 transition count 160
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 50 place count 47 transition count 159
Applied a total of 50 rules in 14 ms. Remains 47 /58 variables (removed 11) and now considering 159/888 (removed 729) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 159 rows 47 cols
[2023-03-11 00:17:45] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-11 00:17:45] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:45] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:45] [INFO ] After 45ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:45] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-11 00:17:45] [INFO ] After 15ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:45] [INFO ] After 32ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 15 ms.
[2023-03-11 00:17:45] [INFO ] After 115ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 122 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 78 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Support contains 8 out of 89 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 89/89 places, 1095/1095 transitions.
Applied a total of 0 rules in 3 ms. Remains 89 /89 variables (removed 0) and now considering 1095/1095 (removed 0) transitions.
[2023-03-11 00:17:45] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
// Phase 1: matrix 382 rows 89 cols
[2023-03-11 00:17:45] [INFO ] Computed 20 place invariants in 1 ms
[2023-03-11 00:17:45] [INFO ] Implicit Places using invariants in 119 ms returned []
[2023-03-11 00:17:45] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
[2023-03-11 00:17:45] [INFO ] Invariant cache hit.
[2023-03-11 00:17:45] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-11 00:17:46] [INFO ] Implicit Places using invariants and state equation in 437 ms returned [13, 65]
Discarding 2 places :
Implicit Place search using SMT with State Equation took 559 ms to find 2 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 87/89 places, 1095/1095 transitions.
Applied a total of 0 rules in 5 ms. Remains 87 /87 variables (removed 0) and now considering 1095/1095 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 568 ms. Remains : 87/89 places, 1095/1095 transitions.
Computed a total of 1 stabilizing places and 4 stable transitions
Computed a total of 1 stabilizing places and 4 stable transitions
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 145 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 81 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=1428 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 733062 steps, run timeout after 3001 ms. (steps per millisecond=244 ) properties seen :{}
Probabilistic random walk after 733062 steps, saw 292922 distinct states, run finished after 3001 ms. (steps per millisecond=244 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:49] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
// Phase 1: matrix 382 rows 87 cols
[2023-03-11 00:17:49] [INFO ] Computed 18 place invariants in 4 ms
[2023-03-11 00:17:49] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:49] [INFO ] [Nat]Absence check using 16 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:49] [INFO ] [Nat]Absence check using 16 positive and 2 generalized place invariants in 0 ms returned sat
[2023-03-11 00:17:49] [INFO ] After 123ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:49] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-11 00:17:49] [INFO ] After 91ms SMT Verify possible using 283 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:49] [INFO ] After 149ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 52 ms.
[2023-03-11 00:17:49] [INFO ] After 372ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 0 ms.
Support contains 8 out of 87 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 87/87 places, 1095/1095 transitions.
Drop transitions removed 12 transitions
Reduce isomorphic transitions removed 12 transitions.
Iterating post reduction 0 with 12 rules applied. Total rules applied 12 place count 87 transition count 1083
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 1 with 1 Pre rules applied. Total rules applied 12 place count 87 transition count 1082
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 1 with 2 rules applied. Total rules applied 14 place count 86 transition count 1082
Performed 4 Post agglomeration using F-continuation condition with reduction of 2 identical transitions.
Deduced a syphon composed of 4 places in 0 ms
Ensure Unique test removed 2 places
Reduce places removed 6 places and 0 transitions.
Iterating global reduction 1 with 10 rules applied. Total rules applied 24 place count 80 transition count 1076
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 5 rules applied. Total rules applied 29 place count 80 transition count 1071
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 31 place count 79 transition count 1070
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 1 Pre rules applied. Total rules applied 31 place count 79 transition count 1069
Deduced a syphon composed of 1 places in 1 ms
Ensure Unique test removed 1 places
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 3 rules applied. Total rules applied 34 place count 77 transition count 1069
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 35 place count 77 transition count 1068
Drop transitions removed 77 transitions
Redundant transition composition rules discarded 77 transitions
Iterating global reduction 4 with 77 rules applied. Total rules applied 112 place count 77 transition count 991
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 112 place count 77 transition count 990
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 114 place count 76 transition count 990
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 4 with 4 rules applied. Total rules applied 118 place count 74 transition count 988
Free-agglomeration rule applied 11 times.
Iterating global reduction 4 with 11 rules applied. Total rules applied 129 place count 74 transition count 977
Reduce places removed 11 places and 0 transitions.
Iterating post reduction 4 with 11 rules applied. Total rules applied 140 place count 63 transition count 977
Drop transitions removed 144 transitions
Redundant transition composition rules discarded 144 transitions
Iterating global reduction 5 with 144 rules applied. Total rules applied 284 place count 63 transition count 833
Free-agglomeration rule (complex) applied 1 times.
Iterating global reduction 5 with 1 rules applied. Total rules applied 285 place count 63 transition count 895
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 286 place count 62 transition count 895
Partial Free-agglomeration rule applied 6 times.
Drop transitions removed 6 transitions
Iterating global reduction 6 with 6 rules applied. Total rules applied 292 place count 62 transition count 895
Applied a total of 292 rules in 460 ms. Remains 62 /87 variables (removed 25) and now considering 895/1095 (removed 200) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 460 ms. Remains : 62/87 places, 895/1095 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 668242 steps, run timeout after 3001 ms. (steps per millisecond=222 ) properties seen :{}
Probabilistic random walk after 668242 steps, saw 103404 distinct states, run finished after 3001 ms. (steps per millisecond=222 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:53] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
// Phase 1: matrix 203 rows 62 cols
[2023-03-11 00:17:53] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:17:53] [INFO ] After 31ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:53] [INFO ] [Nat]Absence check using 15 positive place invariants in 3 ms returned sat
[2023-03-11 00:17:53] [INFO ] After 67ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:53] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:53] [INFO ] After 63ms SMT Verify possible using 149 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:53] [INFO ] After 102ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 61 ms.
[2023-03-11 00:17:53] [INFO ] After 272ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 62 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 68 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 68 ms. Remains : 62/62 places, 895/895 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 62/62 places, 895/895 transitions.
Applied a total of 0 rules in 66 ms. Remains 62 /62 variables (removed 0) and now considering 895/895 (removed 0) transitions.
[2023-03-11 00:17:53] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:53] [INFO ] Invariant cache hit.
[2023-03-11 00:17:53] [INFO ] Implicit Places using invariants in 74 ms returned []
[2023-03-11 00:17:53] [INFO ] Flow matrix only has 203 transitions (discarded 692 similar events)
[2023-03-11 00:17:53] [INFO ] Invariant cache hit.
[2023-03-11 00:17:53] [INFO ] State equation strengthened by 149 read => feed constraints.
[2023-03-11 00:17:54] [INFO ] Implicit Places using invariants and state equation in 213 ms returned []
Implicit Place search using SMT with State Equation took 289 ms to find 0 implicit places.
[2023-03-11 00:17:54] [INFO ] Redundant transitions in 34 ms returned [33]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:17:54] [INFO ] Flow matrix only has 202 transitions (discarded 692 similar events)
// Phase 1: matrix 202 rows 62 cols
[2023-03-11 00:17:54] [INFO ] Computed 15 place invariants in 2 ms
[2023-03-11 00:17:54] [INFO ] Dead Transitions using invariants and state equation in 267 ms found 0 transitions.
Starting structural reductions in REACHABILITY mode, iteration 1 : 62/62 places, 894/895 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 61 transition count 893
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 3 place count 61 transition count 892
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 61 transition count 891
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 60 transition count 889
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 60 transition count 889
Free-agglomeration rule applied 1 times.
Iterating global reduction 1 with 1 rules applied. Total rules applied 7 place count 60 transition count 888
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 8 place count 59 transition count 888
Applied a total of 8 rules in 207 ms. Remains 59 /62 variables (removed 3) and now considering 888/894 (removed 6) transitions.
[2023-03-11 00:17:54] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 59 cols
[2023-03-11 00:17:54] [INFO ] Computed 15 place invariants in 3 ms
[2023-03-11 00:17:54] [INFO ] Implicit Places using invariants in 69 ms returned [16]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 70 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 2 : 58/62 places, 888/895 transitions.
Applied a total of 0 rules in 67 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 3 iterations and 1011 ms. Remains : 58/62 places, 888/895 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=1250 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 631902 steps, run timeout after 3001 ms. (steps per millisecond=210 ) properties seen :{}
Probabilistic random walk after 631902 steps, saw 94518 distinct states, run finished after 3001 ms. (steps per millisecond=210 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-11 00:17:57] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
// Phase 1: matrix 196 rows 58 cols
[2023-03-11 00:17:57] [INFO ] Computed 14 place invariants in 2 ms
[2023-03-11 00:17:57] [INFO ] After 29ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:57] [INFO ] [Nat]Absence check using 14 positive place invariants in 3 ms returned sat
[2023-03-11 00:17:58] [INFO ] After 71ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:58] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:17:58] [INFO ] After 60ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:58] [INFO ] After 101ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 36 ms.
[2023-03-11 00:17:58] [INFO ] After 254ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 8 out of 58 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 70 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 70 ms. Remains : 58/58 places, 888/888 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 58/58 places, 888/888 transitions.
Applied a total of 0 rules in 65 ms. Remains 58 /58 variables (removed 0) and now considering 888/888 (removed 0) transitions.
[2023-03-11 00:17:58] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:58] [INFO ] Invariant cache hit.
[2023-03-11 00:17:58] [INFO ] Implicit Places using invariants in 72 ms returned []
[2023-03-11 00:17:58] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:58] [INFO ] Invariant cache hit.
[2023-03-11 00:17:58] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-11 00:17:58] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 255 ms to find 0 implicit places.
[2023-03-11 00:17:58] [INFO ] Redundant transitions in 20 ms returned []
[2023-03-11 00:17:58] [INFO ] Flow matrix only has 196 transitions (discarded 692 similar events)
[2023-03-11 00:17:58] [INFO ] Invariant cache hit.
[2023-03-11 00:17:58] [INFO ] Dead Transitions using invariants and state equation in 263 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 609 ms. Remains : 58/58 places, 888/888 transitions.
Graph (trivial) has 22 edges and 58 vertex of which 2 / 58 are part of one of the 1 SCC in 0 ms
Free SCC test removed 1 places
Drop transitions removed 8 transitions
Ensure Unique test removed 689 transitions
Reduce isomorphic transitions removed 697 transitions.
Graph (complete) has 275 edges and 57 vertex of which 56 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.0 ms
Discarding 1 places :
Also discarding 0 output transitions
Drop transitions removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 2 rules applied. Total rules applied 4 place count 56 transition count 189
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 5 place count 55 transition count 189
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 2 Pre rules applied. Total rules applied 5 place count 55 transition count 187
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 9 place count 53 transition count 187
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 2 with 4 rules applied. Total rules applied 13 place count 51 transition count 185
Drop transitions removed 22 transitions
Redundant transition composition rules discarded 22 transitions
Iterating global reduction 2 with 22 rules applied. Total rules applied 35 place count 51 transition count 163
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 36 place count 50 transition count 163
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 37 place count 49 transition count 162
Iterating global reduction 3 with 1 rules applied. Total rules applied 38 place count 49 transition count 162
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 3 with 4 rules applied. Total rules applied 42 place count 47 transition count 160
Partial Free-agglomeration rule applied 7 times.
Drop transitions removed 7 transitions
Iterating global reduction 3 with 7 rules applied. Total rules applied 49 place count 47 transition count 160
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 50 place count 47 transition count 159
Applied a total of 50 rules in 14 ms. Remains 47 /58 variables (removed 11) and now considering 159/888 (removed 729) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 159 rows 47 cols
[2023-03-11 00:17:58] [INFO ] Computed 13 place invariants in 1 ms
[2023-03-11 00:17:58] [INFO ] After 20ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 00:17:58] [INFO ] [Nat]Absence check using 13 positive place invariants in 2 ms returned sat
[2023-03-11 00:17:58] [INFO ] After 41ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:58] [INFO ] State equation strengthened by 6 read => feed constraints.
[2023-03-11 00:17:58] [INFO ] After 16ms SMT Verify possible using 6 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 00:17:59] [INFO ] After 35ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 17 ms.
[2023-03-11 00:17:59] [INFO ] After 123ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 156 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 95 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 0 reset in 748 ms.
Product exploration explored 100000 steps with 0 reset in 772 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 82 ms :[true, (NOT p0), (NOT p0)]
Support contains 8 out of 87 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 87/87 places, 1095/1095 transitions.
Drop transitions removed 17 transitions
Redundant transition composition rules discarded 17 transitions
Iterating global reduction 0 with 17 rules applied. Total rules applied 17 place count 87 transition count 1078
Performed 4 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 4 places in 0 ms
Iterating global reduction 0 with 4 rules applied. Total rules applied 21 place count 87 transition count 1078
Deduced a syphon composed of 4 places in 1 ms
Applied a total of 21 rules in 201 ms. Remains 87 /87 variables (removed 0) and now considering 1078/1095 (removed 17) transitions.
[2023-03-11 00:18:02] [INFO ] Redundant transitions in 1471 ms returned [66]
Found 1 redundant transitions using SMT.
Drop transitions removed 1 transitions
Redundant transitions reduction (with SMT) removed 1 transitions.
[2023-03-11 00:18:02] [INFO ] Flow matrix only has 314 transitions (discarded 763 similar events)
// Phase 1: matrix 314 rows 87 cols
[2023-03-11 00:18:02] [INFO ] Computed 18 place invariants in 4 ms
[2023-03-11 00:18:03] [INFO ] Dead Transitions using invariants and state equation in 324 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 87/87 places, 1077/1095 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 1 place count 87 transition count 1077
Deduced a syphon composed of 5 places in 1 ms
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 0 with 2 rules applied. Total rules applied 3 place count 87 transition count 1075
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 4 place count 86 transition count 1073
Deduced a syphon composed of 5 places in 0 ms
Iterating global reduction 0 with 1 rules applied. Total rules applied 5 place count 86 transition count 1073
Deduced a syphon composed of 5 places in 0 ms
Applied a total of 5 rules in 199 ms. Remains 86 /87 variables (removed 1) and now considering 1073/1077 (removed 4) transitions.
Starting structural reductions in SI_LTL mode, iteration 2 : 86/87 places, 1073/1095 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 2206 ms. Remains : 86/87 places, 1073/1095 transitions.
Support contains 8 out of 87 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 87/87 places, 1095/1095 transitions.
Applied a total of 0 rules in 3 ms. Remains 87 /87 variables (removed 0) and now considering 1095/1095 (removed 0) transitions.
[2023-03-11 00:18:03] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
// Phase 1: matrix 382 rows 87 cols
[2023-03-11 00:18:03] [INFO ] Computed 18 place invariants in 2 ms
[2023-03-11 00:18:03] [INFO ] Implicit Places using invariants in 122 ms returned []
[2023-03-11 00:18:03] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
[2023-03-11 00:18:03] [INFO ] Invariant cache hit.
[2023-03-11 00:18:03] [INFO ] State equation strengthened by 283 read => feed constraints.
[2023-03-11 00:18:03] [INFO ] Implicit Places using invariants and state equation in 433 ms returned []
Implicit Place search using SMT with State Equation took 556 ms to find 0 implicit places.
[2023-03-11 00:18:03] [INFO ] Flow matrix only has 382 transitions (discarded 713 similar events)
[2023-03-11 00:18:03] [INFO ] Invariant cache hit.
[2023-03-11 00:18:04] [INFO ] Dead Transitions using invariants and state equation in 331 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 891 ms. Remains : 87/87 places, 1095/1095 transitions.
Treatment of property EnergyBus-PT-none-LTLFireability-08 finished in 37972 ms.
[2023-03-11 00:18:04] [INFO ] Flatten gal took : 167 ms
[2023-03-11 00:18:04] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-03-11 00:18:04] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 132 places, 1866 transitions and 25946 arcs took 29 ms.
Total runtime 229179 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1868/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1868/ltl_1_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1868/ltl_2_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : EnergyBus-PT-none-LTLFireability-00
Could not compute solution for formula : EnergyBus-PT-none-LTLFireability-07
Could not compute solution for formula : EnergyBus-PT-none-LTLFireability-08

BK_STOP 1678493886771

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name EnergyBus-PT-none-LTLFireability-00
ltl formula formula --ltl=/tmp/1868/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 132 places, 1866 transitions and 25946 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 0.070 user 0.050 sys
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1868/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1868/ltl_0_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1868/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1868/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
ltl formula name EnergyBus-PT-none-LTLFireability-07
ltl formula formula --ltl=/tmp/1868/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 132 places, 1866 transitions and 25946 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 0.080 user 0.040 sys
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1868/ltl_1_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1868/ltl_1_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1868/ltl_1_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1868/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 EnergyBus-PT-none-LTLFireability-08
ltl formula formula --ltl=/tmp/1868/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 132 places, 1866 transitions and 25946 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 0.080 user 0.040 sys
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1868/ltl_2_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1868/ltl_2_
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1868/ltl_2_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1868/ltl_2_
pnml2lts-mc( 0/ 4): buchi has 3 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
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="EnergyBus-PT-none"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is EnergyBus-PT-none, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r169-tall-167838855400132"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

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

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