About the Execution of ITS-Tools for SemanticWebServices-PT-S256P18
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 573.439 | 64616.00 | 98113.00 | 452.30 | FTFTFFFFFFTFFFTF | normal |
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.r357-smll-167891806500452.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 itstools
Input is SemanticWebServices-PT-S256P18, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r357-smll-167891806500452
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 9.7M
-rw-r--r-- 1 mcc users 7.2K Feb 26 10:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 77K Feb 26 10:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.3K Feb 26 10:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 10:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:51 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Feb 25 16:51 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 16:51 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:51 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 26 10:24 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 26 10:24 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 11K Feb 26 10:23 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 96K Feb 26 10:23 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K Feb 25 16:51 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Feb 25 16:51 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 8 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 9.2M Mar 5 18:23 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
here is the order used to build the result vector(from text file)
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-00
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-01
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-02
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-03
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-04
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-05
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-06
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-07
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-08
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-09
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-10
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-11
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-12
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-13
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-14
FORMULA_NAME SemanticWebServices-PT-S256P18-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1679251891593
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=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SemanticWebServices-PT-S256P18
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202303021504
[2023-03-19 18:51:34] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2023-03-19 18:51:34] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 18:51:35] [INFO ] Load time of PNML (sax parser for PT used): 877 ms
[2023-03-19 18:51:35] [INFO ] Transformed 198 places.
[2023-03-19 18:51:35] [INFO ] Transformed 9732 transitions.
[2023-03-19 18:51:35] [INFO ] Parsed PT model containing 198 places and 9732 transitions and 78799 arcs in 1111 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 22 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 2 places in 38 ms
Reduce places removed 2 places and 2 transitions.
Ensure Unique test removed 4246 transitions
Reduce redundant transitions removed 4246 transitions.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 32 out of 196 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 196/196 places, 5484/5484 transitions.
Ensure Unique test removed 49 places
Reduce places removed 51 places and 0 transitions.
Iterating post reduction 0 with 51 rules applied. Total rules applied 51 place count 145 transition count 5484
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 61 place count 135 transition count 5474
Iterating global reduction 1 with 10 rules applied. Total rules applied 71 place count 135 transition count 5474
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 73 place count 135 transition count 5472
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 79 place count 129 transition count 5466
Iterating global reduction 2 with 6 rules applied. Total rules applied 85 place count 129 transition count 5466
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 88 place count 126 transition count 5463
Iterating global reduction 2 with 3 rules applied. Total rules applied 91 place count 126 transition count 5463
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 92 place count 125 transition count 5462
Iterating global reduction 2 with 1 rules applied. Total rules applied 93 place count 125 transition count 5462
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 94 place count 124 transition count 5461
Iterating global reduction 2 with 1 rules applied. Total rules applied 95 place count 124 transition count 5461
Drop transitions removed 2472 transitions
Redundant transition composition rules discarded 2472 transitions
Iterating global reduction 2 with 2472 rules applied. Total rules applied 2567 place count 124 transition count 2989
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 35 transitions
Reduce isomorphic transitions removed 35 transitions.
Iterating post reduction 2 with 36 rules applied. Total rules applied 2603 place count 123 transition count 2954
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 2604 place count 122 transition count 2946
Iterating global reduction 3 with 1 rules applied. Total rules applied 2605 place count 122 transition count 2946
Ensure Unique test removed 220 transitions
Reduce isomorphic transitions removed 220 transitions.
Iterating post reduction 3 with 220 rules applied. Total rules applied 2825 place count 122 transition count 2726
Applied a total of 2825 rules in 403 ms. Remains 122 /196 variables (removed 74) and now considering 2726/5484 (removed 2758) transitions.
[2023-03-19 18:51:36] [INFO ] Flow matrix only has 899 transitions (discarded 1827 similar events)
Normalized transition count is 878 out of 899 initially.
// Phase 1: matrix 878 rows 122 cols
[2023-03-19 18:51:36] [INFO ] Computed 1 place invariants in 23 ms
[2023-03-19 18:51:37] [INFO ] Dead Transitions using invariants and state equation in 1665 ms found 0 transitions.
[2023-03-19 18:51:37] [INFO ] Flow matrix only has 899 transitions (discarded 1827 similar events)
[2023-03-19 18:51:37] [INFO ] Invariant cache hit.
[2023-03-19 18:51:37] [INFO ] Implicit Places using invariants in 104 ms returned []
[2023-03-19 18:51:37] [INFO ] Flow matrix only has 899 transitions (discarded 1827 similar events)
[2023-03-19 18:51:37] [INFO ] Invariant cache hit.
[2023-03-19 18:51:38] [INFO ] State equation strengthened by 274 read => feed constraints.
[2023-03-19 18:51:38] [INFO ] Implicit Places using invariants and state equation in 678 ms returned []
Implicit Place search using SMT with State Equation took 786 ms to find 0 implicit places.
[2023-03-19 18:51:38] [INFO ] Flow matrix only has 899 transitions (discarded 1827 similar events)
[2023-03-19 18:51:38] [INFO ] Invariant cache hit.
[2023-03-19 18:51:39] [INFO ] Dead Transitions using invariants and state equation in 1137 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 122/196 places, 2726/5484 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4042 ms. Remains : 122/196 places, 2726/5484 transitions.
Support contains 32 out of 122 places after structural reductions.
[2023-03-19 18:51:40] [INFO ] Flatten gal took : 269 ms
[2023-03-19 18:51:40] [INFO ] Flatten gal took : 149 ms
[2023-03-19 18:51:40] [INFO ] Input system was already deterministic with 2726 transitions.
Finished random walk after 186 steps, including 0 resets, run visited all 19 properties in 70 ms. (steps per millisecond=2 )
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))||G(p1)))'
Support contains 8 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 121 transition count 2695
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 34 place count 119 transition count 2679
Iterating global reduction 1 with 2 rules applied. Total rules applied 36 place count 119 transition count 2679
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Iterating post reduction 1 with 432 rules applied. Total rules applied 468 place count 119 transition count 2247
Applied a total of 468 rules in 32 ms. Remains 119 /122 variables (removed 3) and now considering 2247/2726 (removed 479) transitions.
[2023-03-19 18:51:41] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
Normalized transition count is 780 out of 800 initially.
// Phase 1: matrix 780 rows 119 cols
[2023-03-19 18:51:41] [INFO ] Computed 1 place invariants in 8 ms
[2023-03-19 18:51:42] [INFO ] Dead Transitions using invariants and state equation in 889 ms found 0 transitions.
[2023-03-19 18:51:42] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:51:42] [INFO ] Invariant cache hit.
[2023-03-19 18:51:42] [INFO ] Implicit Places using invariants in 131 ms returned []
[2023-03-19 18:51:42] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:51:42] [INFO ] Invariant cache hit.
[2023-03-19 18:51:42] [INFO ] State equation strengthened by 254 read => feed constraints.
[2023-03-19 18:51:42] [INFO ] Implicit Places using invariants and state equation in 562 ms returned []
Implicit Place search using SMT with State Equation took 712 ms to find 0 implicit places.
[2023-03-19 18:51:42] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:51:42] [INFO ] Invariant cache hit.
[2023-03-19 18:51:43] [INFO ] Dead Transitions using invariants and state equation in 1126 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 119/122 places, 2247/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2766 ms. Remains : 119/122 places, 2247/2726 transitions.
Stuttering acceptance computed with spot in 328 ms :[(NOT p0), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (GEQ s53 1) (GEQ s58 1) (GEQ s77 1) (GEQ s81 1)), p1:(AND (GEQ s53 1) (GEQ s58 1) (GEQ s77 1) (GEQ s81 1) (GEQ s44 1) (GEQ s49 1) (GEQ s69 1) (GEQ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 2 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-00 finished in 3189 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(p0))))'
Support contains 3 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 121 transition count 2695
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 33 place count 120 transition count 2687
Iterating global reduction 1 with 1 rules applied. Total rules applied 34 place count 120 transition count 2687
Ensure Unique test removed 213 transitions
Reduce isomorphic transitions removed 213 transitions.
Iterating post reduction 1 with 213 rules applied. Total rules applied 247 place count 120 transition count 2474
Applied a total of 247 rules in 32 ms. Remains 120 /122 variables (removed 2) and now considering 2474/2726 (removed 252) transitions.
[2023-03-19 18:51:44] [INFO ] Flow matrix only has 837 transitions (discarded 1637 similar events)
Normalized transition count is 816 out of 837 initially.
// Phase 1: matrix 816 rows 120 cols
[2023-03-19 18:51:44] [INFO ] Computed 1 place invariants in 6 ms
[2023-03-19 18:51:45] [INFO ] Dead Transitions using invariants and state equation in 960 ms found 0 transitions.
[2023-03-19 18:51:45] [INFO ] Flow matrix only has 837 transitions (discarded 1637 similar events)
[2023-03-19 18:51:45] [INFO ] Invariant cache hit.
[2023-03-19 18:51:45] [INFO ] Implicit Places using invariants in 163 ms returned []
[2023-03-19 18:51:45] [INFO ] Flow matrix only has 837 transitions (discarded 1637 similar events)
[2023-03-19 18:51:45] [INFO ] Invariant cache hit.
[2023-03-19 18:51:45] [INFO ] State equation strengthened by 264 read => feed constraints.
[2023-03-19 18:51:46] [INFO ] Implicit Places using invariants and state equation in 693 ms returned []
Implicit Place search using SMT with State Equation took 860 ms to find 0 implicit places.
[2023-03-19 18:51:46] [INFO ] Flow matrix only has 837 transitions (discarded 1637 similar events)
[2023-03-19 18:51:46] [INFO ] Invariant cache hit.
[2023-03-19 18:51:47] [INFO ] Dead Transitions using invariants and state equation in 1020 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 120/122 places, 2474/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2876 ms. Remains : 120/122 places, 2474/2726 transitions.
Stuttering acceptance computed with spot in 171 ms :[true, (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(OR (LT s20 1) (LT s76 1) (LT s81 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 34 steps with 0 reset in 7 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-02 finished in 3077 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p1)||X(p2)||p0)))'
Support contains 8 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 121 transition count 2695
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 34 place count 119 transition count 2679
Iterating global reduction 1 with 2 rules applied. Total rules applied 36 place count 119 transition count 2679
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Iterating post reduction 1 with 432 rules applied. Total rules applied 468 place count 119 transition count 2247
Applied a total of 468 rules in 38 ms. Remains 119 /122 variables (removed 3) and now considering 2247/2726 (removed 479) transitions.
[2023-03-19 18:51:47] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
Normalized transition count is 780 out of 800 initially.
// Phase 1: matrix 780 rows 119 cols
[2023-03-19 18:51:47] [INFO ] Computed 1 place invariants in 5 ms
[2023-03-19 18:51:48] [INFO ] Dead Transitions using invariants and state equation in 878 ms found 0 transitions.
[2023-03-19 18:51:48] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:51:48] [INFO ] Invariant cache hit.
[2023-03-19 18:51:48] [INFO ] Implicit Places using invariants in 129 ms returned []
[2023-03-19 18:51:48] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:51:48] [INFO ] Invariant cache hit.
[2023-03-19 18:51:48] [INFO ] State equation strengthened by 254 read => feed constraints.
[2023-03-19 18:51:49] [INFO ] Implicit Places using invariants and state equation in 617 ms returned []
Implicit Place search using SMT with State Equation took 761 ms to find 0 implicit places.
[2023-03-19 18:51:49] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:51:49] [INFO ] Invariant cache hit.
[2023-03-19 18:51:49] [INFO ] Dead Transitions using invariants and state equation in 895 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 119/122 places, 2247/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2576 ms. Remains : 119/122 places, 2247/2726 transitions.
Stuttering acceptance computed with spot in 118 ms :[(AND (NOT p0) (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p1)]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s49 1) (LT s58 1) (LT s69 1) (LT s77 1) (AND (GEQ s37 1) (GEQ s56 1) (GEQ s68 1))), p1:(OR (LT s58 1) (LT s69 1) (LT s72 2)), p2:(OR (LT s49 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 25 steps with 0 reset in 3 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-04 finished in 2727 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 7 out of 122 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Graph (complete) has 921 edges and 122 vertex of which 116 are kept as prefixes of interest. Removing 6 places using SCC suffix rule.19 ms
Discarding 6 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 4 place count 112 transition count 2705
Iterating global reduction 0 with 3 rules applied. Total rules applied 7 place count 112 transition count 2705
Ensure Unique test removed 434 transitions
Reduce isomorphic transitions removed 434 transitions.
Iterating post reduction 0 with 434 rules applied. Total rules applied 441 place count 112 transition count 2271
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 443 place count 110 transition count 2269
Iterating global reduction 1 with 2 rules applied. Total rules applied 445 place count 110 transition count 2269
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 448 place count 107 transition count 2266
Iterating global reduction 1 with 3 rules applied. Total rules applied 451 place count 107 transition count 2266
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 455 place count 103 transition count 2262
Iterating global reduction 1 with 4 rules applied. Total rules applied 459 place count 103 transition count 2262
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 463 place count 99 transition count 2258
Iterating global reduction 1 with 4 rules applied. Total rules applied 467 place count 99 transition count 2258
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 471 place count 95 transition count 2254
Iterating global reduction 1 with 4 rules applied. Total rules applied 475 place count 95 transition count 2254
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 477 place count 93 transition count 2252
Iterating global reduction 1 with 2 rules applied. Total rules applied 479 place count 93 transition count 2252
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 481 place count 91 transition count 2250
Iterating global reduction 1 with 2 rules applied. Total rules applied 483 place count 91 transition count 2250
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 485 place count 91 transition count 2248
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 2 with 2 rules applied. Total rules applied 487 place count 91 transition count 2246
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 807 edges and 90 vertex of which 89 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Iterating post reduction 2 with 2 rules applied. Total rules applied 489 place count 89 transition count 2245
Discarding 1 places :
Symmetric choice reduction at 3 with 1 rule applications. Total rules 490 place count 88 transition count 2244
Iterating global reduction 3 with 1 rules applied. Total rules applied 491 place count 88 transition count 2244
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 493 place count 86 transition count 2242
Iterating global reduction 3 with 2 rules applied. Total rules applied 495 place count 86 transition count 2242
Discarding 2 places :
Symmetric choice reduction at 3 with 2 rule applications. Total rules 497 place count 84 transition count 2240
Iterating global reduction 3 with 2 rules applied. Total rules applied 499 place count 84 transition count 2240
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 3 with 1 rules applied. Total rules applied 500 place count 84 transition count 2239
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 501 place count 83 transition count 2239
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 502 place count 82 transition count 2238
Iterating global reduction 4 with 1 rules applied. Total rules applied 503 place count 82 transition count 2238
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 505 place count 80 transition count 2236
Iterating global reduction 4 with 2 rules applied. Total rules applied 507 place count 80 transition count 2236
Discarding 4 places :
Symmetric choice reduction at 4 with 4 rule applications. Total rules 511 place count 76 transition count 2232
Iterating global reduction 4 with 4 rules applied. Total rules applied 515 place count 76 transition count 2232
Discarding 5 places :
Symmetric choice reduction at 4 with 5 rule applications. Total rules 520 place count 71 transition count 2227
Iterating global reduction 4 with 5 rules applied. Total rules applied 525 place count 71 transition count 2227
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 531 place count 65 transition count 2221
Iterating global reduction 4 with 6 rules applied. Total rules applied 537 place count 65 transition count 2221
Discarding 6 places :
Symmetric choice reduction at 4 with 6 rule applications. Total rules 543 place count 59 transition count 2215
Iterating global reduction 4 with 6 rules applied. Total rules applied 549 place count 59 transition count 2215
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 4 with 6 rules applied. Total rules applied 555 place count 59 transition count 2209
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 5 with 1 rules applied. Total rules applied 556 place count 59 transition count 2208
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 5 with 1 rules applied. Total rules applied 557 place count 58 transition count 2208
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 558 place count 58 transition count 2207
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 559 place count 57 transition count 2207
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 560 place count 57 transition count 2206
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 561 place count 56 transition count 2206
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 562 place count 56 transition count 2205
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 563 place count 55 transition count 2205
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 564 place count 54 transition count 2204
Iterating global reduction 9 with 1 rules applied. Total rules applied 565 place count 54 transition count 2204
Discarding 1 places :
Symmetric choice reduction at 9 with 1 rule applications. Total rules 566 place count 53 transition count 2203
Iterating global reduction 9 with 1 rules applied. Total rules applied 567 place count 53 transition count 2203
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 568 place count 53 transition count 2202
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 10 with 1 rules applied. Total rules applied 569 place count 53 transition count 2201
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 570 place count 52 transition count 2201
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 571 place count 52 transition count 2200
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 572 place count 51 transition count 2200
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 573 place count 51 transition count 2199
Applied a total of 573 rules in 2856 ms. Remains 51 /122 variables (removed 71) and now considering 2199/2726 (removed 527) transitions.
[2023-03-19 18:51:52] [INFO ] Flow matrix only has 761 transitions (discarded 1438 similar events)
Normalized transition count is 741 out of 761 initially.
// Phase 1: matrix 741 rows 51 cols
[2023-03-19 18:51:52] [INFO ] Computed 0 place invariants in 8 ms
[2023-03-19 18:51:53] [INFO ] Dead Transitions using invariants and state equation in 1034 ms found 0 transitions.
[2023-03-19 18:51:53] [INFO ] Flow matrix only has 761 transitions (discarded 1438 similar events)
[2023-03-19 18:51:54] [INFO ] Invariant cache hit.
[2023-03-19 18:51:54] [INFO ] Implicit Places using invariants in 143 ms returned []
[2023-03-19 18:51:54] [INFO ] Flow matrix only has 761 transitions (discarded 1438 similar events)
[2023-03-19 18:51:54] [INFO ] Invariant cache hit.
[2023-03-19 18:51:54] [INFO ] State equation strengthened by 190 read => feed constraints.
[2023-03-19 18:51:54] [INFO ] Implicit Places using invariants and state equation in 534 ms returned []
Implicit Place search using SMT with State Equation took 686 ms to find 0 implicit places.
[2023-03-19 18:52:00] [INFO ] Redundant transitions in 5317 ms returned [10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 252, 253, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 266, 267, 268, 269, 270, 271, 272, 273, 274, 275, 276, 277, 279, 280, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 295, 296, 297, 298, 299, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 311, 313, 314, 315, 316, 317, 318, 319, 320, 321, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 342, 343, 344, 345, 346, 347, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 364, 365, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 395, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 416, 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 443, 444, 445, 446, 447, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 472, 473, 474, 475, 476, 477, 478, 479, 480, 481, 482, 483, 484, 486, 487, 488, 489, 490, 491, 492, 493, 494, 495, 496, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 521, 522, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 536, 537, 538, 539, 540, 541, 542, 543, 544, 545, 546, 547, 548, 549, 552, 553, 554, 555, 556, 557, 558, 559, 560, 561, 562, 563, 564, 568, 569, 570, 612, 624, 625, 628, 638, 639, 640, 650, 653, 662, 663, 666, 675, 677, 678, 688, 695, 696, 697, 698, 700, 701, 702, 708, 729, 735, 736, 737, 738, 740, 741, 742, 743, 744, 745, 746, 747, 748, 749, 750, 1038, 1040, 1041, 1042, 1043, 1044, 1045, 1046, 1047, 1048, 1049, 1050, 1051, 1052, 1053, 1054, 1055, 1056, 1057, 1058, 1059, 1060, 1061, 1062, 1063, 1064, 1065, 1066, 1067, 1068, 1069, 1070, 1072, 1079, 1080, 1081, 1082, 1083, 1084, 1100, 1101, 1102, 1103, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1133, 1134, 1135, 1136, 1137, 1138, 1139, 1140, 1141, 1142, 1143, 1144, 1145, 1161, 1162, 1163, 1164, 1165, 1166, 1173, 1176, 1184, 1185, 1186, 1187, 1188, 1200, 1211, 1212, 1213, 1214, 1215, 1216, 1217, 1218, 1219, 1220, 1231, 1233, 1235, 1238, 1242, 1257, 1262, 1263, 1264, 1265, 1266, 1267, 1268, 1269, 1270, 1271, 1277, 1278, 1280, 1281, 1283, 1285, 1287, 1289, 1291, 1294, 1307, 1309, 1311, 1314, 1318, 1322, 1323, 1324, 1325, 1326, 1328, 1329, 1330, 1332, 1333, 1334, 1336, 1337, 1339, 1341, 1348, 1349, 1351, 1352, 1354, 1356, 1358, 1360, 1362, 1365, 1368, 1369, 1370, 1371, 1372, 1374, 1376, 1377, 1378, 1380, 1381, 1382, 1384, 1385, 1387, 1389, 1391, 1392, 1393, 1394, 1395, 1397, 1398]
Found 734 redundant transitions using SMT.
Drop transitions removed 734 transitions
Redundant transitions reduction (with SMT) removed 734 transitions.
[2023-03-19 18:52:00] [INFO ] Flow matrix only has 209 transitions (discarded 1256 similar events)
// Phase 1: matrix 209 rows 51 cols
[2023-03-19 18:52:00] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-19 18:52:00] [INFO ] Dead Transitions using invariants and state equation in 909 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 51/122 places, 1465/2726 transitions.
Graph (complete) has 585 edges and 51 vertex of which 48 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.4 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 48 transition count 1462
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 5 place count 47 transition count 1458
Iterating global reduction 1 with 1 rules applied. Total rules applied 6 place count 47 transition count 1458
Ensure Unique test removed 101 transitions
Reduce isomorphic transitions removed 101 transitions.
Iterating post reduction 1 with 101 rules applied. Total rules applied 107 place count 47 transition count 1357
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 108 place count 46 transition count 1305
Iterating global reduction 2 with 1 rules applied. Total rules applied 109 place count 46 transition count 1305
Ensure Unique test removed 101 transitions
Reduce isomorphic transitions removed 101 transitions.
Iterating post reduction 2 with 101 rules applied. Total rules applied 210 place count 46 transition count 1204
Applied a total of 210 rules in 171 ms. Remains 46 /51 variables (removed 5) and now considering 1204/1465 (removed 261) transitions.
[2023-03-19 18:52:01] [INFO ] Flow matrix only has 192 transitions (discarded 1012 similar events)
// Phase 1: matrix 192 rows 46 cols
[2023-03-19 18:52:01] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-19 18:52:01] [INFO ] Implicit Places using invariants in 95 ms returned []
[2023-03-19 18:52:01] [INFO ] Flow matrix only has 192 transitions (discarded 1012 similar events)
[2023-03-19 18:52:01] [INFO ] Invariant cache hit.
[2023-03-19 18:52:01] [INFO ] State equation strengthened by 152 read => feed constraints.
[2023-03-19 18:52:01] [INFO ] Implicit Places using invariants and state equation in 241 ms returned []
Implicit Place search using SMT with State Equation took 339 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 46/122 places, 1204/2726 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 11327 ms. Remains : 46/122 places, 1204/2726 transitions.
Stuttering acceptance computed with spot in 352 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p0:(AND (GEQ s21 1) (GEQ s22 1) (GEQ s26 1) (GEQ s38 1)), p1:(OR (LT s10 1) (LT s19 1) (LT s39 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 0 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-06 finished in 11705 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(p1)&&p0)))'
Support contains 6 out of 122 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Graph (complete) has 921 edges and 122 vertex of which 115 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.3 ms
Discarding 7 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 114 transition count 2691
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 35 place count 111 transition count 2674
Iterating global reduction 1 with 3 rules applied. Total rules applied 38 place count 111 transition count 2674
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Iterating post reduction 1 with 432 rules applied. Total rules applied 470 place count 111 transition count 2242
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 472 place count 109 transition count 2240
Iterating global reduction 2 with 2 rules applied. Total rules applied 474 place count 109 transition count 2240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 477 place count 106 transition count 2237
Iterating global reduction 2 with 3 rules applied. Total rules applied 480 place count 106 transition count 2237
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 484 place count 102 transition count 2233
Iterating global reduction 2 with 4 rules applied. Total rules applied 488 place count 102 transition count 2233
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 492 place count 98 transition count 2229
Iterating global reduction 2 with 4 rules applied. Total rules applied 496 place count 98 transition count 2229
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 500 place count 94 transition count 2225
Iterating global reduction 2 with 4 rules applied. Total rules applied 504 place count 94 transition count 2225
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 506 place count 92 transition count 2223
Iterating global reduction 2 with 2 rules applied. Total rules applied 508 place count 92 transition count 2223
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 510 place count 90 transition count 2221
Iterating global reduction 2 with 2 rules applied. Total rules applied 512 place count 90 transition count 2221
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 514 place count 90 transition count 2219
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 516 place count 90 transition count 2217
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 800 edges and 89 vertex of which 88 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 518 place count 88 transition count 2216
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 519 place count 87 transition count 2215
Iterating global reduction 4 with 1 rules applied. Total rules applied 520 place count 87 transition count 2215
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 522 place count 85 transition count 2213
Iterating global reduction 4 with 2 rules applied. Total rules applied 524 place count 85 transition count 2213
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 526 place count 83 transition count 2211
Iterating global reduction 4 with 2 rules applied. Total rules applied 528 place count 83 transition count 2211
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 529 place count 83 transition count 2210
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 530 place count 82 transition count 2210
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 531 place count 81 transition count 2209
Iterating global reduction 5 with 1 rules applied. Total rules applied 532 place count 81 transition count 2209
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 534 place count 79 transition count 2207
Iterating global reduction 5 with 2 rules applied. Total rules applied 536 place count 79 transition count 2207
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 540 place count 75 transition count 2203
Iterating global reduction 5 with 4 rules applied. Total rules applied 544 place count 75 transition count 2203
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 549 place count 70 transition count 2198
Iterating global reduction 5 with 5 rules applied. Total rules applied 554 place count 70 transition count 2198
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 560 place count 64 transition count 2192
Iterating global reduction 5 with 6 rules applied. Total rules applied 566 place count 64 transition count 2192
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 572 place count 58 transition count 2186
Iterating global reduction 5 with 6 rules applied. Total rules applied 578 place count 58 transition count 2186
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 584 place count 58 transition count 2180
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 585 place count 58 transition count 2179
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 586 place count 57 transition count 2179
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 587 place count 57 transition count 2178
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 588 place count 56 transition count 2178
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 589 place count 56 transition count 2177
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 590 place count 55 transition count 2177
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 591 place count 55 transition count 2176
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 592 place count 54 transition count 2176
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 593 place count 53 transition count 2175
Iterating global reduction 10 with 1 rules applied. Total rules applied 594 place count 53 transition count 2175
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 595 place count 52 transition count 2174
Iterating global reduction 10 with 1 rules applied. Total rules applied 596 place count 52 transition count 2174
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 597 place count 52 transition count 2173
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 598 place count 52 transition count 2172
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 599 place count 51 transition count 2172
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 600 place count 51 transition count 2171
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 601 place count 50 transition count 2171
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 602 place count 50 transition count 2170
Applied a total of 602 rules in 2088 ms. Remains 50 /122 variables (removed 72) and now considering 2170/2726 (removed 556) transitions.
[2023-03-19 18:52:03] [INFO ] Flow matrix only has 732 transitions (discarded 1438 similar events)
Normalized transition count is 712 out of 732 initially.
// Phase 1: matrix 712 rows 50 cols
[2023-03-19 18:52:03] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-19 18:52:04] [INFO ] Dead Transitions using invariants and state equation in 935 ms found 0 transitions.
[2023-03-19 18:52:04] [INFO ] Flow matrix only has 732 transitions (discarded 1438 similar events)
[2023-03-19 18:52:04] [INFO ] Invariant cache hit.
[2023-03-19 18:52:04] [INFO ] Implicit Places using invariants in 157 ms returned []
[2023-03-19 18:52:04] [INFO ] Flow matrix only has 732 transitions (discarded 1438 similar events)
[2023-03-19 18:52:04] [INFO ] Invariant cache hit.
[2023-03-19 18:52:05] [INFO ] State equation strengthened by 190 read => feed constraints.
[2023-03-19 18:52:05] [INFO ] Implicit Places using invariants and state equation in 550 ms returned []
Implicit Place search using SMT with State Equation took 709 ms to find 0 implicit places.
[2023-03-19 18:52:11] [INFO ] Redundant transitions in 5705 ms returned [4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 109, 110, 111, 112, 113, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 157, 158, 159, 160, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 174, 175, 176, 177, 178, 179, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 199, 200, 201, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 267, 268, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 298, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 344, 345, 346, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 420, 421, 422, 423, 424, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 471, 473, 474, 475, 476, 477, 478, 479, 480, 481, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 539, 540, 541, 583, 595, 596, 599, 609, 610, 611, 621, 624, 633, 634, 637, 646, 648, 649, 659, 666, 667, 668, 669, 671, 672, 673, 679, 700, 706, 707, 708, 709, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 1009, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1043, 1050, 1051, 1052, 1053, 1054, 1055, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1132, 1133, 1134, 1135, 1136, 1137, 1144, 1147, 1155, 1156, 1157, 1158, 1159, 1171, 1182, 1183, 1184, 1185, 1186, 1187, 1188, 1189, 1190, 1191, 1202, 1204, 1206, 1209, 1213, 1228, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1248, 1249, 1251, 1252, 1254, 1256, 1258, 1260, 1262, 1265, 1278, 1280, 1282, 1285, 1289, 1293, 1294, 1295, 1296, 1297, 1299, 1300, 1301, 1303, 1304, 1305, 1307, 1308, 1310, 1312, 1319, 1320, 1322, 1323, 1325, 1327, 1329, 1331, 1333, 1336, 1339, 1340, 1341, 1342, 1343, 1345, 1347, 1348, 1349, 1351, 1352, 1353, 1355, 1356, 1358, 1360, 1362, 1363, 1364, 1365, 1366, 1368, 1369, 1375, 1376, 1377, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1404, 1405, 1406, 1413, 1414, 1415, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1428, 1429, 1430, 1431, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 1439, 1440, 1441, 1442, 1451, 1452, 1453, 1454, 1455, 1456, 1457, 1458, 1459, 1460, 1461, 1462, 1463, 1464, 1465, 1466, 1467, 1468, 1481, 1482, 1483, 1484, 1485, 1486, 1487, 1488, 1489, 1490, 1491, 1492, 1493, 1494, 1495, 1496, 1497, 1498, 1499, 1500, 1501, 1508, 1509, 1510, 1511, 1512, 1513, 1514, 1515, 1516, 1517, 1518, 1519, 1520, 1521, 1522, 1523, 1524, 1525, 1526, 1527, 1528, 1529, 1535, 1536, 1537, 1538, 1539, 1540, 1541, 1542, 1543, 1544, 1545, 1546, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1557, 1558, 1559, 1560, 1561, 1562, 1563, 1564, 1565, 1566, 1567, 1568, 1569, 1570, 1571, 1572, 1573, 1574, 1584, 1585, 1586, 1587, 1588, 1589, 1590, 1591, 1592, 1593, 1594, 1595, 1596, 1597, 1598, 1599, 1600, 1601, 1602, 1603, 1604, 1605, 1606, 1607, 1608, 1609, 1610, 1611, 1612, 1613, 1614, 1615, 1616, 1617, 1618, 1619, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1630, 1631, 1632, 1633, 1634, 1635, 1636, 1637, 1638, 1652, 1653, 1654, 1655, 1656, 1657, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1690, 1691, 1692, 1693, 1694, 1695, 1696, 1697, 1698, 1699, 1700, 1701, 1702, 1703, 1704, 1705, 1706, 1707, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1719, 1720, 1721, 1722, 1723, 1724, 1727, 1728, 1729, 1730, 1731, 1732, 1733, 1734, 1735, 1736, 1737, 1738, 1739, 1740, 1741, 1742, 1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1809, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 1819, 1820, 1821, 1822, 1823, 1824, 1825, 1826, 1827, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1840, 1841, 1842, 1843, 1844, 1845, 1846, 1847, 1848, 1849, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, 1881, 1882, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1890, 1891, 1892, 1893, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027, 2028, 2029, 2030, 2031, 2032, 2033, 2034, 2035, 2036, 2037, 2038, 2039, 2040, 2041, 2042, 2043, 2044, 2045, 2046, 2047, 2048, 2049, 2050, 2051, 2053, 2054, 2055, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2065, 2066, 2067, 2068, 2069, 2070, 2071, 2072, 2073, 2074, 2075, 2076, 2077, 2078, 2079, 2080, 2081, 2082, 2083, 2084, 2085, 2086, 2087, 2088, 2089, 2090, 2091, 2092, 2093, 2094, 2095, 2096, 2097, 2098, 2099, 2100, 2101, 2102, 2103, 2104, 2105, 2106, 2107, 2108, 2109, 2110, 2111, 2112, 2113, 2114, 2115, 2116, 2117, 2118, 2119, 2120, 2121, 2122, 2123, 2124, 2125, 2126, 2127, 2128, 2129, 2130, 2131, 2132, 2133, 2134, 2135, 2136, 2137, 2138, 2139, 2140, 2141, 2142, 2143, 2144, 2145, 2146, 2147, 2148, 2149, 2150, 2151, 2152, 2153, 2154, 2155, 2156, 2157, 2158, 2159, 2160, 2161, 2162, 2163, 2164, 2165, 2166, 2167, 2168, 2169]
Found 1406 redundant transitions using SMT.
Drop transitions removed 1406 transitions
Redundant transitions reduction (with SMT) removed 1406 transitions.
[2023-03-19 18:52:11] [INFO ] Flow matrix only has 173 transitions (discarded 591 similar events)
// Phase 1: matrix 173 rows 50 cols
[2023-03-19 18:52:11] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-19 18:52:11] [INFO ] Dead Transitions using invariants and state equation in 379 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 50/122 places, 764/2726 transitions.
Graph (complete) has 541 edges and 50 vertex of which 47 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 47 transition count 761
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 6 place count 45 transition count 725
Iterating global reduction 1 with 2 rules applied. Total rules applied 8 place count 45 transition count 725
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 10 place count 45 transition count 723
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 11 place count 44 transition count 671
Iterating global reduction 2 with 1 rules applied. Total rules applied 12 place count 44 transition count 671
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 13 place count 44 transition count 670
Applied a total of 13 rules in 33 ms. Remains 44 /50 variables (removed 6) and now considering 670/764 (removed 94) transitions.
[2023-03-19 18:52:11] [INFO ] Flow matrix only has 165 transitions (discarded 505 similar events)
// Phase 1: matrix 165 rows 44 cols
[2023-03-19 18:52:11] [INFO ] Computed 0 place invariants in 5 ms
[2023-03-19 18:52:11] [INFO ] Implicit Places using invariants in 86 ms returned []
[2023-03-19 18:52:11] [INFO ] Flow matrix only has 165 transitions (discarded 505 similar events)
[2023-03-19 18:52:11] [INFO ] Invariant cache hit.
[2023-03-19 18:52:11] [INFO ] State equation strengthened by 127 read => feed constraints.
[2023-03-19 18:52:11] [INFO ] Implicit Places using invariants and state equation in 183 ms returned []
Implicit Place search using SMT with State Equation took 271 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 44/122 places, 670/2726 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 10136 ms. Remains : 44/122 places, 670/2726 transitions.
Stuttering acceptance computed with spot in 79 ms :[(OR (NOT p1) (NOT p0)), (NOT p1)]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1), acceptance={} source=0 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}]], initial=0, aps=[p0:(AND (GEQ s3 1) (GEQ s10 1) (GEQ s26 1)), p1:(OR (LT s2 1) (LT s15 1) (LT s22 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-07 finished in 10232 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 122 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Graph (complete) has 921 edges and 122 vertex of which 115 are kept as prefixes of interest. Removing 7 places using SCC suffix rule.2 ms
Discarding 7 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 31 rules applied. Total rules applied 32 place count 114 transition count 2691
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 35 place count 111 transition count 2674
Iterating global reduction 1 with 3 rules applied. Total rules applied 38 place count 111 transition count 2674
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Iterating post reduction 1 with 432 rules applied. Total rules applied 470 place count 111 transition count 2242
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 472 place count 109 transition count 2240
Iterating global reduction 2 with 2 rules applied. Total rules applied 474 place count 109 transition count 2240
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 477 place count 106 transition count 2237
Iterating global reduction 2 with 3 rules applied. Total rules applied 480 place count 106 transition count 2237
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 484 place count 102 transition count 2233
Iterating global reduction 2 with 4 rules applied. Total rules applied 488 place count 102 transition count 2233
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 492 place count 98 transition count 2229
Iterating global reduction 2 with 4 rules applied. Total rules applied 496 place count 98 transition count 2229
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 500 place count 94 transition count 2225
Iterating global reduction 2 with 4 rules applied. Total rules applied 504 place count 94 transition count 2225
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 506 place count 92 transition count 2223
Iterating global reduction 2 with 2 rules applied. Total rules applied 508 place count 92 transition count 2223
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 510 place count 90 transition count 2221
Iterating global reduction 2 with 2 rules applied. Total rules applied 512 place count 90 transition count 2221
Ensure Unique test removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 514 place count 90 transition count 2219
Drop transitions removed 2 transitions
Redundant transition composition rules discarded 2 transitions
Iterating global reduction 3 with 2 rules applied. Total rules applied 516 place count 90 transition count 2217
Reduce places removed 1 places and 0 transitions.
Graph (complete) has 800 edges and 89 vertex of which 88 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 1 output transitions
Drop transitions removed 1 transitions
Iterating post reduction 3 with 2 rules applied. Total rules applied 518 place count 88 transition count 2216
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 519 place count 87 transition count 2215
Iterating global reduction 4 with 1 rules applied. Total rules applied 520 place count 87 transition count 2215
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 522 place count 85 transition count 2213
Iterating global reduction 4 with 2 rules applied. Total rules applied 524 place count 85 transition count 2213
Discarding 2 places :
Symmetric choice reduction at 4 with 2 rule applications. Total rules 526 place count 83 transition count 2211
Iterating global reduction 4 with 2 rules applied. Total rules applied 528 place count 83 transition count 2211
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 529 place count 83 transition count 2210
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 530 place count 82 transition count 2210
Discarding 1 places :
Symmetric choice reduction at 5 with 1 rule applications. Total rules 531 place count 81 transition count 2209
Iterating global reduction 5 with 1 rules applied. Total rules applied 532 place count 81 transition count 2209
Discarding 2 places :
Symmetric choice reduction at 5 with 2 rule applications. Total rules 534 place count 79 transition count 2207
Iterating global reduction 5 with 2 rules applied. Total rules applied 536 place count 79 transition count 2207
Discarding 4 places :
Symmetric choice reduction at 5 with 4 rule applications. Total rules 540 place count 75 transition count 2203
Iterating global reduction 5 with 4 rules applied. Total rules applied 544 place count 75 transition count 2203
Discarding 5 places :
Symmetric choice reduction at 5 with 5 rule applications. Total rules 549 place count 70 transition count 2198
Iterating global reduction 5 with 5 rules applied. Total rules applied 554 place count 70 transition count 2198
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 560 place count 64 transition count 2192
Iterating global reduction 5 with 6 rules applied. Total rules applied 566 place count 64 transition count 2192
Discarding 6 places :
Symmetric choice reduction at 5 with 6 rule applications. Total rules 572 place count 58 transition count 2186
Iterating global reduction 5 with 6 rules applied. Total rules applied 578 place count 58 transition count 2186
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Iterating post reduction 5 with 6 rules applied. Total rules applied 584 place count 58 transition count 2180
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 6 with 1 rules applied. Total rules applied 585 place count 58 transition count 2179
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 6 with 1 rules applied. Total rules applied 586 place count 57 transition count 2179
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 7 with 1 rules applied. Total rules applied 587 place count 57 transition count 2178
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 7 with 1 rules applied. Total rules applied 588 place count 56 transition count 2178
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 8 with 1 rules applied. Total rules applied 589 place count 56 transition count 2177
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 8 with 1 rules applied. Total rules applied 590 place count 55 transition count 2177
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 9 with 1 rules applied. Total rules applied 591 place count 55 transition count 2176
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 9 with 1 rules applied. Total rules applied 592 place count 54 transition count 2176
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 593 place count 53 transition count 2175
Iterating global reduction 10 with 1 rules applied. Total rules applied 594 place count 53 transition count 2175
Discarding 1 places :
Symmetric choice reduction at 10 with 1 rule applications. Total rules 595 place count 52 transition count 2174
Iterating global reduction 10 with 1 rules applied. Total rules applied 596 place count 52 transition count 2174
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 10 with 1 rules applied. Total rules applied 597 place count 52 transition count 2173
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 11 with 1 rules applied. Total rules applied 598 place count 52 transition count 2172
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 11 with 1 rules applied. Total rules applied 599 place count 51 transition count 2172
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 12 with 1 rules applied. Total rules applied 600 place count 51 transition count 2171
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 12 with 1 rules applied. Total rules applied 601 place count 50 transition count 2171
Drop transitions removed 1 transitions
Redundant transition composition rules discarded 1 transitions
Iterating global reduction 13 with 1 rules applied. Total rules applied 602 place count 50 transition count 2170
Applied a total of 602 rules in 1796 ms. Remains 50 /122 variables (removed 72) and now considering 2170/2726 (removed 556) transitions.
[2023-03-19 18:52:13] [INFO ] Flow matrix only has 732 transitions (discarded 1438 similar events)
Normalized transition count is 712 out of 732 initially.
// Phase 1: matrix 712 rows 50 cols
[2023-03-19 18:52:13] [INFO ] Computed 0 place invariants in 2 ms
[2023-03-19 18:52:14] [INFO ] Dead Transitions using invariants and state equation in 917 ms found 0 transitions.
[2023-03-19 18:52:14] [INFO ] Flow matrix only has 732 transitions (discarded 1438 similar events)
[2023-03-19 18:52:14] [INFO ] Invariant cache hit.
[2023-03-19 18:52:14] [INFO ] Implicit Places using invariants in 188 ms returned []
[2023-03-19 18:52:14] [INFO ] Flow matrix only has 732 transitions (discarded 1438 similar events)
[2023-03-19 18:52:14] [INFO ] Invariant cache hit.
[2023-03-19 18:52:15] [INFO ] State equation strengthened by 190 read => feed constraints.
[2023-03-19 18:52:15] [INFO ] Implicit Places using invariants and state equation in 574 ms returned []
Implicit Place search using SMT with State Equation took 770 ms to find 0 implicit places.
[2023-03-19 18:52:20] [INFO ] Redundant transitions in 5465 ms returned [4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 109, 110, 111, 112, 113, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 157, 158, 159, 160, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 174, 175, 176, 177, 178, 179, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 199, 200, 201, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 254, 255, 256, 257, 258, 259, 260, 261, 262, 263, 264, 265, 267, 268, 271, 272, 273, 274, 275, 276, 277, 278, 279, 280, 281, 282, 283, 284, 285, 286, 287, 288, 289, 290, 291, 292, 293, 294, 295, 296, 298, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 312, 313, 314, 315, 316, 317, 318, 319, 320, 322, 323, 324, 325, 326, 327, 328, 329, 330, 331, 332, 333, 334, 335, 336, 337, 338, 339, 340, 341, 344, 345, 346, 348, 349, 350, 351, 352, 353, 354, 355, 356, 357, 358, 359, 360, 361, 362, 363, 366, 367, 368, 369, 370, 371, 372, 373, 374, 375, 376, 377, 378, 379, 380, 381, 382, 383, 384, 385, 386, 387, 388, 389, 390, 391, 392, 393, 394, 396, 397, 398, 399, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 412, 413, 414, 415, 416, 417, 418, 420, 421, 422, 423, 424, 426, 427, 428, 429, 430, 431, 432, 433, 434, 435, 436, 437, 438, 439, 440, 441, 442, 443, 444, 445, 447, 448, 449, 450, 451, 452, 453, 454, 455, 456, 457, 458, 459, 460, 461, 462, 463, 464, 465, 466, 467, 468, 469, 471, 473, 474, 475, 476, 477, 478, 479, 480, 481, 483, 484, 485, 486, 487, 488, 489, 490, 491, 492, 497, 498, 499, 500, 501, 502, 503, 504, 505, 506, 507, 508, 509, 510, 511, 512, 513, 514, 515, 516, 517, 518, 519, 520, 523, 524, 525, 526, 527, 528, 529, 530, 531, 532, 533, 534, 535, 539, 540, 541, 583, 595, 596, 599, 609, 610, 611, 621, 624, 633, 634, 637, 646, 648, 649, 659, 666, 667, 668, 669, 671, 672, 673, 679, 700, 706, 707, 708, 709, 711, 712, 713, 714, 715, 716, 717, 718, 719, 720, 721, 1009, 1011, 1012, 1013, 1014, 1015, 1016, 1017, 1018, 1019, 1020, 1021, 1022, 1023, 1024, 1025, 1026, 1027, 1028, 1029, 1030, 1031, 1032, 1033, 1034, 1035, 1036, 1037, 1038, 1039, 1040, 1041, 1043, 1050, 1051, 1052, 1053, 1054, 1055, 1071, 1072, 1073, 1074, 1075, 1076, 1077, 1078, 1079, 1080, 1081, 1082, 1083, 1104, 1105, 1106, 1107, 1108, 1109, 1110, 1111, 1112, 1113, 1114, 1115, 1116, 1132, 1133, 1134, 1135, 1136, 1137, 1144, 1147, 1155, 1156, 1157, 1158, 1159, 1171, 1182, 1183, 1184, 1185, 1186, 1187, 1188, 1189, 1190, 1191, 1202, 1204, 1206, 1209, 1213, 1228, 1233, 1234, 1235, 1236, 1237, 1238, 1239, 1240, 1241, 1242, 1248, 1249, 1251, 1252, 1254, 1256, 1258, 1260, 1262, 1265, 1278, 1280, 1282, 1285, 1289, 1293, 1294, 1295, 1296, 1297, 1299, 1300, 1301, 1303, 1304, 1305, 1307, 1308, 1310, 1312, 1319, 1320, 1322, 1323, 1325, 1327, 1329, 1331, 1333, 1336, 1339, 1340, 1341, 1342, 1343, 1345, 1347, 1348, 1349, 1351, 1352, 1353, 1355, 1356, 1358, 1360, 1362, 1363, 1364, 1365, 1366, 1368, 1369, 1375, 1376, 1377, 1384, 1385, 1386, 1387, 1388, 1389, 1390, 1391, 1392, 1393, 1394, 1395, 1396, 1397, 1398, 1404, 1405, 1406, 1413, 1414, 1415, 1418, 1419, 1420, 1421, 1422, 1423, 1424, 1425, 1426, 1427, 1428, 1429, 1430, 1431, 1432, 1433, 1434, 1435, 1436, 1437, 1438, 1439, 1440, 1441, 1442, 1451, 1452, 1453, 1454, 1455, 1456, 1457, 1458, 1459, 1460, 1461, 1462, 1463, 1464, 1465, 1466, 1467, 1468, 1481, 1482, 1483, 1484, 1485, 1486, 1487, 1488, 1489, 1490, 1491, 1492, 1493, 1494, 1495, 1496, 1497, 1498, 1499, 1500, 1501, 1508, 1509, 1510, 1511, 1512, 1513, 1514, 1515, 1516, 1517, 1518, 1519, 1520, 1521, 1522, 1523, 1524, 1525, 1526, 1527, 1528, 1529, 1535, 1536, 1537, 1538, 1539, 1540, 1541, 1542, 1543, 1544, 1545, 1546, 1547, 1548, 1549, 1550, 1551, 1552, 1553, 1554, 1555, 1556, 1557, 1558, 1559, 1560, 1561, 1562, 1563, 1564, 1565, 1566, 1567, 1568, 1569, 1570, 1571, 1572, 1573, 1574, 1584, 1585, 1586, 1587, 1588, 1589, 1590, 1591, 1592, 1593, 1594, 1595, 1596, 1597, 1598, 1599, 1600, 1601, 1602, 1603, 1604, 1605, 1606, 1607, 1608, 1609, 1610, 1611, 1612, 1613, 1614, 1615, 1616, 1617, 1618, 1619, 1620, 1621, 1622, 1623, 1624, 1625, 1626, 1627, 1628, 1629, 1630, 1631, 1632, 1633, 1634, 1635, 1636, 1637, 1638, 1652, 1653, 1654, 1655, 1656, 1657, 1658, 1659, 1660, 1661, 1662, 1663, 1664, 1665, 1666, 1667, 1668, 1669, 1670, 1671, 1672, 1673, 1674, 1675, 1676, 1677, 1678, 1679, 1681, 1682, 1683, 1684, 1685, 1686, 1687, 1688, 1689, 1690, 1691, 1692, 1693, 1694, 1695, 1696, 1697, 1698, 1699, 1700, 1701, 1702, 1703, 1704, 1705, 1706, 1707, 1708, 1709, 1710, 1711, 1712, 1713, 1714, 1715, 1716, 1717, 1718, 1719, 1720, 1721, 1722, 1723, 1724, 1727, 1728, 1729, 1730, 1731, 1732, 1733, 1734, 1735, 1736, 1737, 1738, 1739, 1740, 1741, 1742, 1743, 1744, 1745, 1746, 1747, 1748, 1749, 1750, 1751, 1752, 1753, 1754, 1755, 1756, 1757, 1758, 1759, 1760, 1761, 1762, 1763, 1764, 1765, 1766, 1767, 1768, 1769, 1770, 1771, 1772, 1773, 1774, 1775, 1776, 1777, 1778, 1779, 1780, 1781, 1782, 1783, 1784, 1785, 1786, 1787, 1788, 1789, 1790, 1791, 1792, 1793, 1794, 1795, 1809, 1810, 1811, 1812, 1813, 1814, 1815, 1816, 1817, 1818, 1819, 1820, 1821, 1822, 1823, 1824, 1825, 1826, 1827, 1828, 1829, 1830, 1831, 1832, 1833, 1834, 1835, 1836, 1837, 1838, 1839, 1840, 1841, 1842, 1843, 1844, 1845, 1846, 1847, 1848, 1849, 1850, 1851, 1852, 1853, 1854, 1855, 1856, 1857, 1858, 1859, 1860, 1861, 1862, 1863, 1864, 1865, 1866, 1867, 1868, 1869, 1870, 1871, 1872, 1873, 1874, 1875, 1876, 1877, 1878, 1879, 1880, 1881, 1882, 1883, 1884, 1885, 1886, 1887, 1888, 1889, 1890, 1891, 1892, 1893, 1894, 1895, 1896, 1897, 1898, 1899, 1900, 1901, 1902, 1903, 1904, 1905, 1906, 1907, 1908, 1909, 1910, 1911, 1912, 1913, 1914, 1915, 1916, 1917, 1918, 1919, 1920, 1921, 1922, 1923, 1924, 1925, 1926, 1927, 1928, 1929, 1930, 1931, 1932, 1933, 1934, 1935, 1936, 1937, 1938, 1945, 1946, 1947, 1948, 1949, 1950, 1951, 1952, 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027, 2028, 2029, 2030, 2031, 2032, 2033, 2034, 2035, 2036, 2037, 2038, 2039, 2040, 2041, 2042, 2043, 2044, 2045, 2046, 2047, 2048, 2049, 2050, 2051, 2053, 2054, 2055, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2065, 2066, 2067, 2068, 2069, 2070, 2071, 2072, 2073, 2074, 2075, 2076, 2077, 2078, 2079, 2080, 2081, 2082, 2083, 2084, 2085, 2086, 2087, 2088, 2089, 2090, 2091, 2092, 2093, 2094, 2095, 2096, 2097, 2098, 2099, 2100, 2101, 2102, 2103, 2104, 2105, 2106, 2107, 2108, 2109, 2110, 2111, 2112, 2113, 2114, 2115, 2116, 2117, 2118, 2119, 2120, 2121, 2122, 2123, 2124, 2125, 2126, 2127, 2128, 2129, 2130, 2131, 2132, 2133, 2134, 2135, 2136, 2137, 2138, 2139, 2140, 2141, 2142, 2143, 2144, 2145, 2146, 2147, 2148, 2149, 2150, 2151, 2152, 2153, 2154, 2155, 2156, 2157, 2158, 2159, 2160, 2161, 2162, 2163, 2164, 2165, 2166, 2167, 2168, 2169]
Found 1406 redundant transitions using SMT.
Drop transitions removed 1406 transitions
Redundant transitions reduction (with SMT) removed 1406 transitions.
[2023-03-19 18:52:20] [INFO ] Flow matrix only has 173 transitions (discarded 591 similar events)
// Phase 1: matrix 173 rows 50 cols
[2023-03-19 18:52:20] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-19 18:52:21] [INFO ] Dead Transitions using invariants and state equation in 407 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 50/122 places, 764/2726 transitions.
Graph (complete) has 541 edges and 50 vertex of which 47 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.1 ms
Discarding 3 places :
Also discarding 0 output transitions
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 4 place count 47 transition count 761
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 7 place count 44 transition count 685
Iterating global reduction 1 with 3 rules applied. Total rules applied 10 place count 44 transition count 685
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 1 with 3 rules applied. Total rules applied 13 place count 44 transition count 682
Discarding 1 places :
Symmetric choice reduction at 2 with 1 rule applications. Total rules 14 place count 43 transition count 630
Iterating global reduction 2 with 1 rules applied. Total rules applied 15 place count 43 transition count 630
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 16 place count 43 transition count 629
Applied a total of 16 rules in 32 ms. Remains 43 /50 variables (removed 7) and now considering 629/764 (removed 135) transitions.
[2023-03-19 18:52:21] [INFO ] Flow matrix only has 164 transitions (discarded 465 similar events)
// Phase 1: matrix 164 rows 43 cols
[2023-03-19 18:52:21] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-19 18:52:21] [INFO ] Implicit Places using invariants in 83 ms returned []
[2023-03-19 18:52:21] [INFO ] Flow matrix only has 164 transitions (discarded 465 similar events)
[2023-03-19 18:52:21] [INFO ] Invariant cache hit.
[2023-03-19 18:52:21] [INFO ] State equation strengthened by 127 read => feed constraints.
[2023-03-19 18:52:21] [INFO ] Implicit Places using invariants and state equation in 194 ms returned []
Implicit Place search using SMT with State Equation took 281 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 43/122 places, 629/2726 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 9685 ms. Remains : 43/122 places, 629/2726 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-08 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 (LT s20 1) (LT s34 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 24 steps with 0 reset in 1 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-08 finished in 9751 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||(G(p1) U p2)||X(F(p1))))'
Support contains 8 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 121 transition count 2695
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 33 place count 120 transition count 2687
Iterating global reduction 1 with 1 rules applied. Total rules applied 34 place count 120 transition count 2687
Ensure Unique test removed 211 transitions
Reduce isomorphic transitions removed 211 transitions.
Iterating post reduction 1 with 211 rules applied. Total rules applied 245 place count 120 transition count 2476
Applied a total of 245 rules in 27 ms. Remains 120 /122 variables (removed 2) and now considering 2476/2726 (removed 250) transitions.
[2023-03-19 18:52:21] [INFO ] Flow matrix only has 839 transitions (discarded 1637 similar events)
Normalized transition count is 818 out of 839 initially.
// Phase 1: matrix 818 rows 120 cols
[2023-03-19 18:52:21] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-19 18:52:22] [INFO ] Dead Transitions using invariants and state equation in 1049 ms found 0 transitions.
[2023-03-19 18:52:22] [INFO ] Flow matrix only has 839 transitions (discarded 1637 similar events)
[2023-03-19 18:52:22] [INFO ] Invariant cache hit.
[2023-03-19 18:52:23] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-19 18:52:23] [INFO ] Flow matrix only has 839 transitions (discarded 1637 similar events)
[2023-03-19 18:52:23] [INFO ] Invariant cache hit.
[2023-03-19 18:52:23] [INFO ] State equation strengthened by 264 read => feed constraints.
[2023-03-19 18:52:23] [INFO ] Implicit Places using invariants and state equation in 639 ms returned []
Implicit Place search using SMT with State Equation took 793 ms to find 0 implicit places.
[2023-03-19 18:52:23] [INFO ] Flow matrix only has 839 transitions (discarded 1637 similar events)
[2023-03-19 18:52:23] [INFO ] Invariant cache hit.
[2023-03-19 18:52:24] [INFO ] Dead Transitions using invariants and state equation in 852 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 120/122 places, 2476/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2733 ms. Remains : 120/122 places, 2476/2726 transitions.
Stuttering acceptance computed with spot in 121 ms :[(AND (NOT p1) (NOT p0) (NOT p2)), (NOT p1), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p0 (NOT p2)), acceptance={} source=0 dest: 2}], [{ cond=(NOT p1), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(OR (LT s31 1) (LT s38 1) (LT s83 1)), p2:(AND (GEQ s21 1) (GEQ s25 1) (GEQ s36 1)), p1:(AND (GEQ s36 1) (GEQ s48 1) (GEQ s74 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Stuttering criterion allowed to conclude after 43 steps with 1 reset in 5 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-09 finished in 2883 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((X(p1)&&p0))))'
Support contains 8 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 120 transition count 2710
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 120 transition count 2710
Ensure Unique test removed 434 transitions
Reduce isomorphic transitions removed 434 transitions.
Iterating post reduction 0 with 434 rules applied. Total rules applied 438 place count 120 transition count 2276
Applied a total of 438 rules in 19 ms. Remains 120 /122 variables (removed 2) and now considering 2276/2726 (removed 450) transitions.
[2023-03-19 18:52:24] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
Normalized transition count is 809 out of 829 initially.
// Phase 1: matrix 809 rows 120 cols
[2023-03-19 18:52:24] [INFO ] Computed 1 place invariants in 2 ms
[2023-03-19 18:52:25] [INFO ] Dead Transitions using invariants and state equation in 944 ms found 0 transitions.
[2023-03-19 18:52:25] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:25] [INFO ] Invariant cache hit.
[2023-03-19 18:52:25] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-19 18:52:25] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:25] [INFO ] Invariant cache hit.
[2023-03-19 18:52:25] [INFO ] State equation strengthened by 254 read => feed constraints.
[2023-03-19 18:52:26] [INFO ] Implicit Places using invariants and state equation in 568 ms returned []
Implicit Place search using SMT with State Equation took 697 ms to find 0 implicit places.
[2023-03-19 18:52:26] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:26] [INFO ] Invariant cache hit.
[2023-03-19 18:52:27] [INFO ] Dead Transitions using invariants and state equation in 747 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 120/122 places, 2276/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2409 ms. Remains : 120/122 places, 2276/2726 transitions.
Stuttering acceptance computed with spot in 134 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p0) (NOT p1)), (OR (NOT p1) (NOT p0))]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-11 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: 3}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}]], initial=1, aps=[p0:(AND (GEQ s59 1) (GEQ s61 1) (GEQ s73 1) (GEQ s82 1)), p1:(AND (GEQ s44 1) (GEQ s58 1) (GEQ s70 1) (GEQ s74 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 0 steps with 0 reset in 1 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-11 finished in 2566 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(X(F((G(!p0)||(!p0&&G(F((p1 U (p2||G(p1)))))))))))))'
Support contains 7 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 2 place count 120 transition count 2710
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 120 transition count 2710
Ensure Unique test removed 434 transitions
Reduce isomorphic transitions removed 434 transitions.
Iterating post reduction 0 with 434 rules applied. Total rules applied 438 place count 120 transition count 2276
Applied a total of 438 rules in 19 ms. Remains 120 /122 variables (removed 2) and now considering 2276/2726 (removed 450) transitions.
[2023-03-19 18:52:27] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:27] [INFO ] Invariant cache hit.
[2023-03-19 18:52:28] [INFO ] Dead Transitions using invariants and state equation in 925 ms found 0 transitions.
[2023-03-19 18:52:28] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:28] [INFO ] Invariant cache hit.
[2023-03-19 18:52:28] [INFO ] Implicit Places using invariants in 124 ms returned []
[2023-03-19 18:52:28] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:28] [INFO ] Invariant cache hit.
[2023-03-19 18:52:28] [INFO ] State equation strengthened by 254 read => feed constraints.
[2023-03-19 18:52:28] [INFO ] Implicit Places using invariants and state equation in 560 ms returned []
Implicit Place search using SMT with State Equation took 696 ms to find 0 implicit places.
[2023-03-19 18:52:28] [INFO ] Flow matrix only has 829 transitions (discarded 1447 similar events)
[2023-03-19 18:52:28] [INFO ] Invariant cache hit.
[2023-03-19 18:52:29] [INFO ] Dead Transitions using invariants and state equation in 745 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 120/122 places, 2276/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2387 ms. Remains : 120/122 places, 2276/2726 transitions.
Stuttering acceptance computed with spot in 345 ms :[p0, (AND (NOT p2) (NOT p1) p0), (AND (NOT p2) (NOT p1) p0), p0, p0, p0, p0, p0]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}, { cond=p0, acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p2) p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}, { cond=(AND (NOT p2) p1 p0), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p2) (NOT p1) p0), acceptance={0, 1} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}], [{ cond=p0, acceptance={0, 1} source=3 dest: 3}], [{ cond=true, acceptance={} source=4 dest: 0}], [{ cond=true, acceptance={} source=5 dest: 4}], [{ cond=true, acceptance={} source=6 dest: 5}], [{ cond=true, acceptance={} source=7 dest: 6}]], initial=7, aps=[p2:(AND (OR (LT s49 1) (LT s59 1) (LT s70 1) (LT s78 1)) (NOT (AND (GEQ s59 1) (GEQ s61 1) (GEQ s70 1) (GEQ s77 1)))), p1:(OR (LT s49 1) (LT s59 1) (LT s7...], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 49 steps with 0 reset in 4 ms.
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-13 finished in 2766 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 4 out of 122 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 122/122 places, 2726/2726 transitions.
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 31 transitions
Reduce isomorphic transitions removed 31 transitions.
Iterating post reduction 0 with 32 rules applied. Total rules applied 32 place count 121 transition count 2695
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 34 place count 119 transition count 2679
Iterating global reduction 1 with 2 rules applied. Total rules applied 36 place count 119 transition count 2679
Ensure Unique test removed 432 transitions
Reduce isomorphic transitions removed 432 transitions.
Iterating post reduction 1 with 432 rules applied. Total rules applied 468 place count 119 transition count 2247
Applied a total of 468 rules in 24 ms. Remains 119 /122 variables (removed 3) and now considering 2247/2726 (removed 479) transitions.
[2023-03-19 18:52:30] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
Normalized transition count is 780 out of 800 initially.
// Phase 1: matrix 780 rows 119 cols
[2023-03-19 18:52:30] [INFO ] Computed 1 place invariants in 3 ms
[2023-03-19 18:52:30] [INFO ] Dead Transitions using invariants and state equation in 827 ms found 0 transitions.
[2023-03-19 18:52:30] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:52:30] [INFO ] Invariant cache hit.
[2023-03-19 18:52:31] [INFO ] Implicit Places using invariants in 150 ms returned []
[2023-03-19 18:52:31] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:52:31] [INFO ] Invariant cache hit.
[2023-03-19 18:52:31] [INFO ] State equation strengthened by 254 read => feed constraints.
[2023-03-19 18:52:31] [INFO ] Implicit Places using invariants and state equation in 601 ms returned []
Implicit Place search using SMT with State Equation took 754 ms to find 0 implicit places.
[2023-03-19 18:52:31] [INFO ] Flow matrix only has 800 transitions (discarded 1447 similar events)
[2023-03-19 18:52:31] [INFO ] Invariant cache hit.
[2023-03-19 18:52:32] [INFO ] Dead Transitions using invariants and state equation in 750 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 119/122 places, 2247/2726 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2360 ms. Remains : 119/122 places, 2247/2726 transitions.
Stuttering acceptance computed with spot in 91 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : SemanticWebServices-PT-S256P18-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(OR (LT s38 1) (LT s44 1) (LT s74 1) (LT s81 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, 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 50000 reset in 1394 ms.
Product exploration explored 100000 steps with 50000 reset in 1257 ms.
Computed a total of 7 stabilizing places and 7 stable transitions
Knowledge obtained : [p0, (X p0), true]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 67 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA SemanticWebServices-PT-S256P18-LTLFireability-14 TRUE TECHNIQUES KNOWLEDGE
Treatment of property SemanticWebServices-PT-S256P18-LTLFireability-14 finished in 5305 ms.
All properties solved by simple procedures.
Total runtime 61226 ms.
BK_STOP 1679251956209
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ 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//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="SemanticWebServices-PT-S256P18"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 itstools"
echo " Input is SemanticWebServices-PT-S256P18, 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 r357-smll-167891806500452"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/SemanticWebServices-PT-S256P18.tgz
mv SemanticWebServices-PT-S256P18 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 '
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 ;