About the Execution of LTSMin+red for Szymanski-PT-b08
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 1457.495 | 277377.00 | 327674.00 | 957.00 | FFTTTFFFFTFFFFF? | 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.r489-tall-167912706800475.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Szymanski-PT-b08, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912706800475
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 7.3K Feb 26 16:54 CTLCardinality.txt
-rw-r--r-- 1 mcc users 81K Feb 26 16:54 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Feb 26 16:53 CTLFireability.txt
-rw-r--r-- 1 mcc users 51K Feb 26 16:53 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Feb 25 17:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K Feb 25 17:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 17:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 17:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.3K Feb 26 16:57 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Feb 26 16:57 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 16:56 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 66K Feb 26 16:56 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 17:19 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:19 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 3.7M 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 Szymanski-PT-b08-LTLCardinality-00
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-01
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-02
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-03
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-04
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-05
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-06
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-07
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-08
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-09
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-10
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-11
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-12
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-13
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-14
FORMULA_NAME Szymanski-PT-b08-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679255511859
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b08
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 19:51:53] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-19 19:51:53] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 19:51:53] [INFO ] Load time of PNML (sax parser for PT used): 330 ms
[2023-03-19 19:51:53] [INFO ] Transformed 568 places.
[2023-03-19 19:51:53] [INFO ] Transformed 8320 transitions.
[2023-03-19 19:51:53] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 532 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 11 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 5 formulas.
Deduced a syphon composed of 260 places in 17 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b08-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-04 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 20 out of 308 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 308/308 places, 8064/8064 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 306 transition count 8064
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 3 place count 305 transition count 7936
Iterating global reduction 1 with 1 rules applied. Total rules applied 4 place count 305 transition count 7936
Applied a total of 4 rules in 208 ms. Remains 305 /308 variables (removed 3) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 19:51:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 19:51:54] [INFO ] Computed 1 place invariants in 56 ms
[2023-03-19 19:51:55] [INFO ] Implicit Places using invariants in 736 ms returned []
[2023-03-19 19:51:55] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:51:55] [INFO ] Invariant cache hit.
[2023-03-19 19:51:55] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:52:02] [INFO ] Implicit Places using invariants and state equation in 7160 ms returned []
Implicit Place search using SMT with State Equation took 7942 ms to find 0 implicit places.
[2023-03-19 19:52:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:02] [INFO ] Invariant cache hit.
[2023-03-19 19:52:04] [INFO ] Dead Transitions using invariants and state equation in 2057 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 305/308 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10216 ms. Remains : 305/308 places, 7936/8064 transitions.
Support contains 20 out of 305 places after structural reductions.
[2023-03-19 19:52:04] [INFO ] Flatten gal took : 438 ms
[2023-03-19 19:52:05] [INFO ] Flatten gal took : 296 ms
[2023-03-19 19:52:05] [INFO ] Input system was already deterministic with 7936 transitions.
Incomplete random walk after 10000 steps, including 5 resets, run finished after 383 ms. (steps per millisecond=26 ) properties (out of 14) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 12) seen :2
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 37 ms. (steps per millisecond=270 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 9) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 8) seen :0
Running SMT prover for 8 properties.
[2023-03-19 19:52:06] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:06] [INFO ] Invariant cache hit.
[2023-03-19 19:52:06] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-19 19:52:06] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:52:09] [INFO ] After 2363ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :5
[2023-03-19 19:52:09] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:52:11] [INFO ] After 2075ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :3 sat :5
[2023-03-19 19:52:12] [INFO ] After 3049ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :5
Attempting to minimize the solution found.
Minimization took 1013 ms.
[2023-03-19 19:52:13] [INFO ] After 6593ms SMT Verify possible using all constraints in natural domain returned unsat :3 sat :5
Fused 8 Parikh solutions to 5 different solutions.
Parikh walk visited 0 properties in 40 ms.
Support contains 8 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 305 transition count 7810
Applied a total of 126 rules in 403 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7936 (removed 126) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 404 ms. Remains : 305/305 places, 7810/7936 transitions.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 5) seen :0
Interrupted probabilistic random walk after 115017 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :{}
Probabilistic random walk after 115017 steps, saw 73436 distinct states, run finished after 3004 ms. (steps per millisecond=38 ) properties seen :0
Running SMT prover for 5 properties.
[2023-03-19 19:52:16] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
// Phase 1: matrix 2606 rows 305 cols
[2023-03-19 19:52:17] [INFO ] Computed 1 place invariants in 30 ms
[2023-03-19 19:52:17] [INFO ] After 68ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 19:52:17] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:52:18] [INFO ] After 1211ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 19:52:18] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:52:20] [INFO ] After 2067ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-19 19:52:21] [INFO ] Deduced a trap composed of 47 places in 466 ms of which 1 ms to minimize.
[2023-03-19 19:52:21] [INFO ] Deduced a trap composed of 45 places in 365 ms of which 1 ms to minimize.
[2023-03-19 19:52:22] [INFO ] Deduced a trap composed of 74 places in 692 ms of which 9 ms to minimize.
[2023-03-19 19:52:22] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1754 ms
[2023-03-19 19:52:23] [INFO ] Deduced a trap composed of 74 places in 418 ms of which 1 ms to minimize.
[2023-03-19 19:52:23] [INFO ] Deduced a trap composed of 74 places in 356 ms of which 1 ms to minimize.
[2023-03-19 19:52:24] [INFO ] Deduced a trap composed of 87 places in 352 ms of which 1 ms to minimize.
[2023-03-19 19:52:24] [INFO ] Trap strengthening (SAT) tested/added 4/3 trap constraints in 1390 ms
[2023-03-19 19:52:24] [INFO ] After 5897ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 339 ms.
[2023-03-19 19:52:24] [INFO ] After 7576ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Parikh walk visited 0 properties in 56 ms.
Support contains 8 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 303 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 303 ms. Remains : 305/305 places, 7810/7810 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 209 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
[2023-03-19 19:52:25] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:52:25] [INFO ] Invariant cache hit.
[2023-03-19 19:52:25] [INFO ] Implicit Places using invariants in 641 ms returned []
[2023-03-19 19:52:25] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:52:25] [INFO ] Invariant cache hit.
[2023-03-19 19:52:26] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:52:33] [INFO ] Implicit Places using invariants and state equation in 7836 ms returned []
Implicit Place search using SMT with State Equation took 8494 ms to find 0 implicit places.
[2023-03-19 19:52:34] [INFO ] Redundant transitions in 964 ms returned []
[2023-03-19 19:52:34] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:52:34] [INFO ] Invariant cache hit.
[2023-03-19 19:52:36] [INFO ] Dead Transitions using invariants and state equation in 2163 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11839 ms. Remains : 305/305 places, 7810/7810 transitions.
Graph (trivial) has 5264 edges and 305 vertex of which 38 / 305 are part of one of the 2 SCC in 11 ms
Free SCC test removed 36 places
Drop transitions removed 4264 transitions
Ensure Unique test removed 1182 transitions
Reduce isomorphic transitions removed 5446 transitions.
Drop transitions removed 416 transitions
Redundant transition composition rules discarded 416 transitions
Iterating global reduction 0 with 416 rules applied. Total rules applied 417 place count 269 transition count 1948
Applied a total of 417 rules in 228 ms. Remains 269 /305 variables (removed 36) and now considering 1948/7810 (removed 5862) transitions.
Running SMT prover for 5 properties.
// Phase 1: matrix 1948 rows 269 cols
[2023-03-19 19:52:37] [INFO ] Computed 1 place invariants in 16 ms
[2023-03-19 19:52:37] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:5
[2023-03-19 19:52:37] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-19 19:52:38] [INFO ] After 772ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :5
[2023-03-19 19:52:38] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 19:52:39] [INFO ] After 1544ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :5
[2023-03-19 19:52:40] [INFO ] After 2768ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :5
Attempting to minimize the solution found.
Minimization took 350 ms.
[2023-03-19 19:52:41] [INFO ] After 3997ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :5
Successfully simplified 3 atomic propositions for a total of 7 simplifications.
FORMULA Szymanski-PT-b08-LTLCardinality-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b08-LTLCardinality-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 11 stabilizing places and 2304 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(X(X(G(p0))))&&F(p1)))'
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 32 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:52:41] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 19:52:41] [INFO ] Computed 1 place invariants in 18 ms
[2023-03-19 19:52:41] [INFO ] Implicit Places using invariants in 468 ms returned []
[2023-03-19 19:52:41] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:41] [INFO ] Invariant cache hit.
[2023-03-19 19:52:42] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:52:48] [INFO ] Implicit Places using invariants and state equation in 6309 ms returned []
Implicit Place search using SMT with State Equation took 6790 ms to find 0 implicit places.
[2023-03-19 19:52:48] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:48] [INFO ] Invariant cache hit.
[2023-03-19 19:52:50] [INFO ] Dead Transitions using invariants and state equation in 2097 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8922 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 390 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1), (NOT p0), (NOT p0), true]
Running random walk in product with property : Szymanski-PT-b08-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=p0, acceptance={} source=4 dest: 4}, { cond=(NOT p0), acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(LEQ 1 s29), p0:(LEQ 1 s183)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 3 ms.
FORMULA Szymanski-PT-b08-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b08-LTLCardinality-00 finished in 9385 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 346 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:52:51] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:51] [INFO ] Invariant cache hit.
[2023-03-19 19:52:51] [INFO ] Implicit Places using invariants in 445 ms returned []
[2023-03-19 19:52:51] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:51] [INFO ] Invariant cache hit.
[2023-03-19 19:52:52] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:52:58] [INFO ] Implicit Places using invariants and state equation in 7132 ms returned []
Implicit Place search using SMT with State Equation took 7580 ms to find 0 implicit places.
[2023-03-19 19:52:59] [INFO ] Redundant transitions in 936 ms returned []
[2023-03-19 19:52:59] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:52:59] [INFO ] Invariant cache hit.
[2023-03-19 19:53:01] [INFO ] Dead Transitions using invariants and state equation in 2021 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10902 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 44 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b08-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s203 s82)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 0 reset in 547 ms.
Stuttering criterion allowed to conclude after 120 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-b08-LTLCardinality-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b08-LTLCardinality-01 finished in 11532 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(F(p0))))'
Support contains 1 out of 305 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 32 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:53:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:02] [INFO ] Invariant cache hit.
[2023-03-19 19:53:02] [INFO ] Implicit Places using invariants in 510 ms returned []
[2023-03-19 19:53:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:02] [INFO ] Invariant cache hit.
[2023-03-19 19:53:03] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:53:10] [INFO ] Implicit Places using invariants and state equation in 7992 ms returned []
Implicit Place search using SMT with State Equation took 8516 ms to find 0 implicit places.
[2023-03-19 19:53:10] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:10] [INFO ] Invariant cache hit.
[2023-03-19 19:53:12] [INFO ] Dead Transitions using invariants and state equation in 2115 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10665 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 133 ms :[(NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b08-LTLCardinality-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={} source=2 dest: 1}]], initial=2, aps=[p0:(GT s139 0)], 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 444 steps with 0 reset in 5 ms.
FORMULA Szymanski-PT-b08-LTLCardinality-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b08-LTLCardinality-05 finished in 10834 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(((G(p0) U p1)&&(p2||(!p1 U p3)))))'
Support contains 7 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 196 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:53:13] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:13] [INFO ] Invariant cache hit.
[2023-03-19 19:53:13] [INFO ] Implicit Places using invariants in 447 ms returned []
[2023-03-19 19:53:13] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:13] [INFO ] Invariant cache hit.
[2023-03-19 19:53:14] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:53:21] [INFO ] Implicit Places using invariants and state equation in 7364 ms returned []
Implicit Place search using SMT with State Equation took 7817 ms to find 0 implicit places.
[2023-03-19 19:53:21] [INFO ] Redundant transitions in 700 ms returned []
[2023-03-19 19:53:21] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:21] [INFO ] Invariant cache hit.
[2023-03-19 19:53:24] [INFO ] Dead Transitions using invariants and state equation in 2146 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10905 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 178 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p1), (NOT p3)]
Running random walk in product with property : Szymanski-PT-b08-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(OR (AND (NOT p1) p0) (AND p1 p2) (AND p1 p3)), acceptance={} source=0 dest: 0}, { cond=(OR (AND (NOT p1) (NOT p0)) (AND p1 (NOT p2) (NOT p3))), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p1) p0 (NOT p2) (NOT p3)), acceptance={} source=0 dest: 4}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}], [{ cond=(AND p1 (NOT p3)), acceptance={0} source=4 dest: 1}, { cond=(AND (NOT p1) (NOT p3)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(LEQ s150 s198), p0:(GT s282 0), p2:(LEQ s148 s245), p3:(LEQ s113 s13)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 4 reset in 486 ms.
Product exploration explored 100000 steps with 12 reset in 596 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND p1 (NOT p0) p2 p3), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (OR (AND (NOT p1) p0) (AND p1 p2) (AND p1 p3))), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND p1 (NOT p2) (NOT p3))))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT p0))), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p1) p0) (AND p1 p2) (AND p1 p3)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND p1 (NOT p2) (NOT p3)))))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 18 factoid took 1115 ms. Reduced automaton from 5 states, 13 edges and 4 AP (stutter insensitive) to 5 states, 13 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 185 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p1), (NOT p3)]
Incomplete random walk after 10004 steps, including 3 resets, run finished after 82 ms. (steps per millisecond=122 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 41 ms. (steps per millisecond=243 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 10001 steps, including 5 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 6) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 6) seen :0
Running SMT prover for 6 properties.
[2023-03-19 19:53:27] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:53:27] [INFO ] Invariant cache hit.
[2023-03-19 19:53:27] [INFO ] After 107ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:6
[2023-03-19 19:53:27] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-19 19:53:28] [INFO ] After 919ms SMT Verify possible using state equation in natural domain returned unsat :2 sat :4
[2023-03-19 19:53:28] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:53:41] [INFO ] After 12858ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :2 sat :3
[2023-03-19 19:53:42] [INFO ] After 13894ms SMT Verify possible using trap constraints in natural domain returned unsat :2 sat :3
Attempting to minimize the solution found.
Minimization took 735 ms.
[2023-03-19 19:53:42] [INFO ] After 15657ms SMT Verify possible using all constraints in natural domain returned unsat :2 sat :3
Fused 6 Parikh solutions to 4 different solutions.
Parikh walk visited 0 properties in 48 ms.
Support contains 7 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 305 transition count 7810
Applied a total of 126 rules in 222 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7936 (removed 126) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 222 ms. Remains : 305/305 places, 7810/7936 transitions.
Incomplete random walk after 10001 steps, including 2 resets, run finished after 114 ms. (steps per millisecond=87 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 112837 steps, run timeout after 3001 ms. (steps per millisecond=37 ) properties seen :{}
Probabilistic random walk after 112837 steps, saw 71664 distinct states, run finished after 3001 ms. (steps per millisecond=37 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-19 19:53:46] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
// Phase 1: matrix 2606 rows 305 cols
[2023-03-19 19:53:46] [INFO ] Computed 1 place invariants in 30 ms
[2023-03-19 19:53:46] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-19 19:53:46] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:53:47] [INFO ] After 980ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-19 19:53:47] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:53:49] [INFO ] After 2003ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-19 19:53:50] [INFO ] Deduced a trap composed of 45 places in 561 ms of which 1 ms to minimize.
[2023-03-19 19:53:51] [INFO ] Deduced a trap composed of 138 places in 435 ms of which 0 ms to minimize.
[2023-03-19 19:53:51] [INFO ] Deduced a trap composed of 155 places in 462 ms of which 1 ms to minimize.
[2023-03-19 19:53:52] [INFO ] Deduced a trap composed of 60 places in 481 ms of which 1 ms to minimize.
[2023-03-19 19:53:52] [INFO ] Trap strengthening (SAT) tested/added 5/4 trap constraints in 2335 ms
[2023-03-19 19:53:53] [INFO ] After 5930ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 572 ms.
[2023-03-19 19:53:54] [INFO ] After 7580ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Fused 4 Parikh solutions to 3 different solutions.
Parikh walk visited 0 properties in 47 ms.
Support contains 7 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 216 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 216 ms. Remains : 305/305 places, 7810/7810 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 204 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
[2023-03-19 19:53:54] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:53:54] [INFO ] Invariant cache hit.
[2023-03-19 19:53:54] [INFO ] Implicit Places using invariants in 440 ms returned []
[2023-03-19 19:53:54] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:53:54] [INFO ] Invariant cache hit.
[2023-03-19 19:53:55] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:54:02] [INFO ] Implicit Places using invariants and state equation in 7311 ms returned []
Implicit Place search using SMT with State Equation took 7753 ms to find 0 implicit places.
[2023-03-19 19:54:02] [INFO ] Redundant transitions in 692 ms returned []
[2023-03-19 19:54:02] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:54:02] [INFO ] Invariant cache hit.
[2023-03-19 19:54:05] [INFO ] Dead Transitions using invariants and state equation in 2079 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10738 ms. Remains : 305/305 places, 7810/7810 transitions.
Graph (trivial) has 4944 edges and 305 vertex of which 36 / 305 are part of one of the 2 SCC in 1 ms
Free SCC test removed 34 places
Drop transitions removed 3816 transitions
Ensure Unique test removed 1626 transitions
Reduce isomorphic transitions removed 5442 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 2367
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 270 transition count 2366
Drop transitions removed 416 transitions
Redundant transition composition rules discarded 416 transitions
Iterating global reduction 2 with 416 rules applied. Total rules applied 420 place count 270 transition count 1950
Applied a total of 420 rules in 152 ms. Remains 270 /305 variables (removed 35) and now considering 1950/7810 (removed 5860) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 1950 rows 270 cols
[2023-03-19 19:54:05] [INFO ] Computed 1 place invariants in 21 ms
[2023-03-19 19:54:05] [INFO ] After 64ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-19 19:54:05] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:54:05] [INFO ] After 610ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-19 19:54:05] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 19:54:07] [INFO ] After 1759ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-19 19:54:11] [INFO ] After 5643ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 917 ms.
[2023-03-19 19:54:12] [INFO ] After 7267ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0) p2 p3), (X (NOT p0)), (X (NOT (AND (NOT p1) (NOT p0)))), (X (OR (AND (NOT p1) p0) (AND p1 p2) (AND p1 p3))), (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3)))), (X (NOT (AND (NOT p1) (NOT p3)))), (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND p1 (NOT p2) (NOT p3))))), (X (NOT (AND p1 (NOT p3)))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT p0))), true, (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (OR (AND (NOT p1) p0) (AND p1 p2) (AND p1 p3)))), (X (X (NOT (AND (NOT p1) p0 (NOT p2) (NOT p3))))), (X (X (NOT (AND (NOT p1) (NOT p3))))), (X (X (NOT (OR (AND (NOT p1) (NOT p0)) (AND p1 (NOT p2) (NOT p3)))))), (X (X (NOT (AND p1 (NOT p3))))), (X (X (NOT (AND (NOT p1) p0)))), (G (NOT (AND (NOT p2) (NOT p3) p0 (NOT p1)))), (G (NOT (AND (NOT p3) (NOT p1))))]
False Knowledge obtained : [(F p0), (F (AND (NOT p3) p1))]
Knowledge based reduction with 20 factoid took 1027 ms. Reduced automaton from 5 states, 13 edges and 4 AP (stutter insensitive) to 4 states, 10 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 135 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p1)]
Stuttering acceptance computed with spot in 161 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p1)]
Support contains 7 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 199 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:54:14] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 19:54:14] [INFO ] Computed 1 place invariants in 25 ms
[2023-03-19 19:54:14] [INFO ] Implicit Places using invariants in 459 ms returned []
[2023-03-19 19:54:14] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:54:14] [INFO ] Invariant cache hit.
[2023-03-19 19:54:15] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:54:22] [INFO ] Implicit Places using invariants and state equation in 7725 ms returned []
Implicit Place search using SMT with State Equation took 8199 ms to find 0 implicit places.
[2023-03-19 19:54:22] [INFO ] Redundant transitions in 672 ms returned []
[2023-03-19 19:54:22] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:54:22] [INFO ] Invariant cache hit.
[2023-03-19 19:54:25] [INFO ] Dead Transitions using invariants and state equation in 2041 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11121 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [(AND p2 p1 (NOT p0) p3), (X (NOT p0)), (X (NOT (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p0))))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) p3 p0)))), (X (OR (AND p2 p1) (AND p2 p0) (AND p1 p3) (AND p3 p0))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT p0))), true, (X (X (NOT (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p0)))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) p3 p0))))), (X (X (OR (AND p2 p1) (AND p2 p0) (AND p1 p3) (AND p3 p0)))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : []
Knowledge based reduction with 14 factoid took 599 ms. Reduced automaton from 4 states, 10 edges and 4 AP (stutter insensitive) to 4 states, 10 edges and 4 AP (stutter insensitive).
Stuttering acceptance computed with spot in 156 ms :[(OR (NOT p1) (AND (NOT p2) (NOT p3))), true, (NOT p0), (NOT p1)]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 84 ms. (steps per millisecond=119 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 5) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 5) seen :3
Running SMT prover for 2 properties.
[2023-03-19 19:54:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:54:26] [INFO ] Invariant cache hit.
[2023-03-19 19:54:26] [INFO ] After 52ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-19 19:54:26] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-19 19:54:27] [INFO ] After 859ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-19 19:54:27] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:54:29] [INFO ] After 2885ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-19 19:54:31] [INFO ] After 4175ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 12648 ms.
[2023-03-19 19:54:43] [INFO ] After 17759ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 25 ms.
Support contains 7 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 305 transition count 7810
Applied a total of 126 rules in 194 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7936 (removed 126) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 194 ms. Remains : 305/305 places, 7810/7936 transitions.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 20 ms. (steps per millisecond=500 ) properties (out of 2) seen :0
Interrupted probabilistic random walk after 138150 steps, run timeout after 3001 ms. (steps per millisecond=46 ) properties seen :{}
Probabilistic random walk after 138150 steps, saw 90938 distinct states, run finished after 3001 ms. (steps per millisecond=46 ) properties seen :0
Running SMT prover for 2 properties.
[2023-03-19 19:54:47] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
// Phase 1: matrix 2606 rows 305 cols
[2023-03-19 19:54:47] [INFO ] Computed 1 place invariants in 20 ms
[2023-03-19 19:54:47] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-19 19:54:47] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:54:48] [INFO ] After 833ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-19 19:54:48] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:54:51] [INFO ] After 3040ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-19 19:54:51] [INFO ] Deduced a trap composed of 103 places in 493 ms of which 1 ms to minimize.
[2023-03-19 19:54:52] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 631 ms
[2023-03-19 19:54:54] [INFO ] After 6807ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1289 ms.
[2023-03-19 19:54:56] [INFO ] After 9005ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 37 ms.
Support contains 7 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 188 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 188 ms. Remains : 305/305 places, 7810/7810 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 187 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
[2023-03-19 19:54:56] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:54:56] [INFO ] Invariant cache hit.
[2023-03-19 19:54:57] [INFO ] Implicit Places using invariants in 433 ms returned []
[2023-03-19 19:54:57] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:54:57] [INFO ] Invariant cache hit.
[2023-03-19 19:54:57] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:55:05] [INFO ] Implicit Places using invariants and state equation in 8306 ms returned []
Implicit Place search using SMT with State Equation took 8743 ms to find 0 implicit places.
[2023-03-19 19:55:06] [INFO ] Redundant transitions in 694 ms returned []
[2023-03-19 19:55:06] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:55:06] [INFO ] Invariant cache hit.
[2023-03-19 19:55:08] [INFO ] Dead Transitions using invariants and state equation in 2106 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11742 ms. Remains : 305/305 places, 7810/7810 transitions.
Graph (trivial) has 4944 edges and 305 vertex of which 36 / 305 are part of one of the 2 SCC in 0 ms
Free SCC test removed 34 places
Drop transitions removed 3816 transitions
Ensure Unique test removed 1626 transitions
Reduce isomorphic transitions removed 5442 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 0 with 1 rules applied. Total rules applied 2 place count 271 transition count 2367
Reduce places removed 1 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 2 rules applied. Total rules applied 4 place count 270 transition count 2366
Drop transitions removed 416 transitions
Redundant transition composition rules discarded 416 transitions
Iterating global reduction 2 with 416 rules applied. Total rules applied 420 place count 270 transition count 1950
Applied a total of 420 rules in 131 ms. Remains 270 /305 variables (removed 35) and now considering 1950/7810 (removed 5860) transitions.
Running SMT prover for 2 properties.
// Phase 1: matrix 1950 rows 270 cols
[2023-03-19 19:55:08] [INFO ] Computed 1 place invariants in 17 ms
[2023-03-19 19:55:08] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-19 19:55:08] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:55:08] [INFO ] After 450ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-19 19:55:08] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 19:55:09] [INFO ] After 447ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-19 19:55:09] [INFO ] After 601ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 1983 ms.
[2023-03-19 19:55:11] [INFO ] After 3100ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Knowledge obtained : [(AND p2 p1 (NOT p0) p3), (X (NOT p0)), (X (NOT (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p0))))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) p3 p0)))), (X (OR (AND p2 p1) (AND p2 p0) (AND p1 p3) (AND p3 p0))), (X (NOT (AND (NOT p1) p0))), (X (X (NOT p0))), true, (X (X (NOT (OR (AND (NOT p2) (NOT p3)) (AND (NOT p1) (NOT p0)))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (OR (AND p2 (NOT p1) p0) (AND (NOT p1) p3 p0))))), (X (X (OR (AND p2 p1) (AND p2 p0) (AND p1 p3) (AND p3 p0)))), (X (X (NOT (AND (NOT p1) p0))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F p0), (F (NOT (OR (AND p2 p0) (AND p2 p1) (AND p3 p0) (AND p3 p1)))), (F (OR (AND (NOT p2) (NOT p3)) (AND (NOT p0) (NOT p1))))]
Property proved to be false thanks to negative knowledge :(F (AND (NOT p0) (NOT p1)))
Knowledge based reduction with 14 factoid took 281 ms. Reduced automaton from 4 states, 10 edges and 4 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b08-LTLCardinality-07 FALSE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b08-LTLCardinality-07 finished in 118722 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 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 193 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:55:12] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 19:55:12] [INFO ] Computed 1 place invariants in 25 ms
[2023-03-19 19:55:12] [INFO ] Implicit Places using invariants in 496 ms returned []
[2023-03-19 19:55:12] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:55:12] [INFO ] Invariant cache hit.
[2023-03-19 19:55:13] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:55:19] [INFO ] Implicit Places using invariants and state equation in 6807 ms returned []
Implicit Place search using SMT with State Equation took 7316 ms to find 0 implicit places.
[2023-03-19 19:55:20] [INFO ] Redundant transitions in 708 ms returned []
[2023-03-19 19:55:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:55:20] [INFO ] Invariant cache hit.
[2023-03-19 19:55:22] [INFO ] Dead Transitions using invariants and state equation in 2254 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10493 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 36 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b08-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ s211 s26)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 1 reset in 403 ms.
Product exploration explored 100000 steps with 1 reset in 406 ms.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 181 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Incomplete random walk after 10001 steps, including 2 resets, run finished after 18 ms. (steps per millisecond=555 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 196967 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :{}
Probabilistic random walk after 196967 steps, saw 141088 distinct states, run finished after 3001 ms. (steps per millisecond=65 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 19:55:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:55:26] [INFO ] Invariant cache hit.
[2023-03-19 19:55:26] [INFO ] After 69ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 19:55:26] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 19:55:27] [INFO ] After 1114ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 19:55:27] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:55:31] [INFO ] After 4104ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 19:55:32] [INFO ] After 4808ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 1056 ms.
[2023-03-19 19:55:33] [INFO ] After 7056ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Drop transitions removed 126 transitions
Reduce isomorphic transitions removed 126 transitions.
Iterating post reduction 0 with 126 rules applied. Total rules applied 126 place count 305 transition count 7810
Applied a total of 126 rules in 193 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7936 (removed 126) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 194 ms. Remains : 305/305 places, 7810/7936 transitions.
Incomplete random walk after 10005 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 197360 steps, run timeout after 3001 ms. (steps per millisecond=65 ) properties seen :{}
Probabilistic random walk after 197360 steps, saw 128788 distinct states, run finished after 3002 ms. (steps per millisecond=65 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 19:55:36] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
// Phase 1: matrix 2606 rows 305 cols
[2023-03-19 19:55:36] [INFO ] Computed 1 place invariants in 19 ms
[2023-03-19 19:55:37] [INFO ] After 136ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 19:55:37] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 7 ms returned sat
[2023-03-19 19:55:38] [INFO ] After 897ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 19:55:38] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:55:47] [INFO ] After 9077ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :0
[2023-03-19 19:55:47] [INFO ] After 10094ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :0
Parikh walk visited 0 properties in 32 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 185 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 186 ms. Remains : 305/305 places, 7810/7810 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7810/7810 transitions.
Applied a total of 0 rules in 183 ms. Remains 305 /305 variables (removed 0) and now considering 7810/7810 (removed 0) transitions.
[2023-03-19 19:55:47] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:55:47] [INFO ] Invariant cache hit.
[2023-03-19 19:55:47] [INFO ] Implicit Places using invariants in 428 ms returned []
[2023-03-19 19:55:47] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:55:47] [INFO ] Invariant cache hit.
[2023-03-19 19:55:48] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:55:55] [INFO ] Implicit Places using invariants and state equation in 7888 ms returned []
Implicit Place search using SMT with State Equation took 8338 ms to find 0 implicit places.
[2023-03-19 19:55:56] [INFO ] Redundant transitions in 681 ms returned []
[2023-03-19 19:55:56] [INFO ] Flow matrix only has 2606 transitions (discarded 5204 similar events)
[2023-03-19 19:55:56] [INFO ] Invariant cache hit.
[2023-03-19 19:55:58] [INFO ] Dead Transitions using invariants and state equation in 2404 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 11651 ms. Remains : 305/305 places, 7810/7810 transitions.
Graph (trivial) has 5264 edges and 305 vertex of which 38 / 305 are part of one of the 2 SCC in 1 ms
Free SCC test removed 36 places
Drop transitions removed 4264 transitions
Ensure Unique test removed 1182 transitions
Reduce isomorphic transitions removed 5446 transitions.
Drop transitions removed 416 transitions
Redundant transition composition rules discarded 416 transitions
Iterating global reduction 0 with 416 rules applied. Total rules applied 417 place count 269 transition count 1948
Applied a total of 417 rules in 161 ms. Remains 269 /305 variables (removed 36) and now considering 1948/7810 (removed 5862) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1948 rows 269 cols
[2023-03-19 19:55:59] [INFO ] Computed 1 place invariants in 9 ms
[2023-03-19 19:55:59] [INFO ] After 56ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 19:55:59] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 1 ms returned sat
[2023-03-19 19:55:59] [INFO ] After 357ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 19:55:59] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 19:56:00] [INFO ] After 519ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 19:56:00] [INFO ] After 1056ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 433 ms.
[2023-03-19 19:56:01] [INFO ] After 1930ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 108 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 32 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 184 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:56:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 19:56:01] [INFO ] Computed 1 place invariants in 22 ms
[2023-03-19 19:56:01] [INFO ] Implicit Places using invariants in 441 ms returned []
[2023-03-19 19:56:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:56:02] [INFO ] Invariant cache hit.
[2023-03-19 19:56:02] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:56:09] [INFO ] Implicit Places using invariants and state equation in 7680 ms returned []
Implicit Place search using SMT with State Equation took 8144 ms to find 0 implicit places.
[2023-03-19 19:56:10] [INFO ] Redundant transitions in 676 ms returned []
[2023-03-19 19:56:10] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:56:10] [INFO ] Invariant cache hit.
[2023-03-19 19:56:12] [INFO ] Dead Transitions using invariants and state equation in 2308 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11338 ms. Remains : 305/305 places, 7936/7936 transitions.
Computed a total of 11 stabilizing places and 2304 stable transitions
Computed a total of 11 stabilizing places and 2304 stable transitions
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 196 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Incomplete random walk after 10005 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) properties (out of 1) seen :0
Finished Best-First random walk after 783 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=391 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 134 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 34 ms :[(NOT p0)]
Product exploration explored 100000 steps with 13 reset in 406 ms.
Product exploration explored 100000 steps with 0 reset in 393 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 183 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 19:56:14] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:56:14] [INFO ] Invariant cache hit.
[2023-03-19 19:56:14] [INFO ] Implicit Places using invariants in 420 ms returned []
[2023-03-19 19:56:14] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:56:14] [INFO ] Invariant cache hit.
[2023-03-19 19:56:15] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 19:56:22] [INFO ] Implicit Places using invariants and state equation in 7372 ms returned []
Implicit Place search using SMT with State Equation took 7827 ms to find 0 implicit places.
[2023-03-19 19:56:22] [INFO ] Redundant transitions in 675 ms returned []
[2023-03-19 19:56:22] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 19:56:22] [INFO ] Invariant cache hit.
[2023-03-19 19:56:24] [INFO ] Dead Transitions using invariants and state equation in 2205 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10923 ms. Remains : 305/305 places, 7936/7936 transitions.
Treatment of property Szymanski-PT-b08-LTLCardinality-15 finished in 73813 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)))'
[2023-03-19 19:56:26] [INFO ] Flatten gal took : 361 ms
[2023-03-19 19:56:26] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-19 19:56:26] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 305 places, 7936 transitions and 31616 arcs took 41 ms.
Total runtime 272964 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1144/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : Szymanski-PT-b08-LTLCardinality-15
BK_STOP 1679255789236
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
mcc2023
ltl formula name Szymanski-PT-b08-LTLCardinality-15
ltl formula formula --ltl=/tmp/1144/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 305 places, 7936 transitions and 31616 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 1.150 real 0.220 user 0.180 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1144/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1144/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1144/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1144/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 2 states
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
free(): double free detected in tcache 2
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="Szymanski-PT-b08"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Szymanski-PT-b08, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r489-tall-167912706800475"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b08.tgz
mv Szymanski-PT-b08 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;