About the Execution of LoLa+red for Szymanski-PT-b12
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2267.207 | 277258.00 | 321894.00 | 1154.20 | ?TFFFTFTFTFFFFTF | 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.r487-tall-167912703100491.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 lolaxred
Input is Szymanski-PT-b12, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r487-tall-167912703100491
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.1M
-rw-r--r-- 1 mcc users 6.7K Feb 26 17:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 71K Feb 26 17:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K Feb 26 17:00 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K Feb 26 17:00 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 17:19 LTLCardinality.txt
-rw-r--r-- 1 mcc users 24K Feb 25 17:19 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.4K Feb 25 17:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 19K Feb 25 17:19 LTLFireability.xml
-rw-r--r-- 1 mcc users 16K Feb 26 17:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 173K Feb 26 17:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.5K Feb 26 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 72K Feb 26 17:02 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-b12-LTLCardinality-00
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-01
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-02
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-03
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-04
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-05
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-06
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-07
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-08
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-09
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-10
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-11
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-12
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-13
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-14
FORMULA_NAME Szymanski-PT-b12-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679199904560
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Szymanski-PT-b12
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-19 04:25:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-19 04:25:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 04:25:06] [INFO ] Load time of PNML (sax parser for PT used): 291 ms
[2023-03-19 04:25:06] [INFO ] Transformed 568 places.
[2023-03-19 04:25:06] [INFO ] Transformed 8320 transitions.
[2023-03-19 04:25:06] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 387 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 8 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
Deduced a syphon composed of 260 places in 18 ms
Reduce places removed 260 places and 256 transitions.
Initial state reduction rules removed 1 formulas.
FORMULA Szymanski-PT-b12-LTLCardinality-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-05 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-07 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b12-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 10 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 224 ms. Remains 305 /308 variables (removed 3) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 04:25:07] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 04:25:07] [INFO ] Computed 1 place invariants in 50 ms
[2023-03-19 04:25:08] [INFO ] Implicit Places using invariants in 1106 ms returned []
[2023-03-19 04:25:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:08] [INFO ] Invariant cache hit.
[2023-03-19 04:25:09] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:25:15] [INFO ] Implicit Places using invariants and state equation in 6784 ms returned []
Implicit Place search using SMT with State Equation took 7947 ms to find 0 implicit places.
[2023-03-19 04:25:15] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:15] [INFO ] Invariant cache hit.
[2023-03-19 04:25:17] [INFO ] Dead Transitions using invariants and state equation in 2283 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 10468 ms. Remains : 305/308 places, 7936/8064 transitions.
Support contains 10 out of 305 places after structural reductions.
[2023-03-19 04:25:18] [INFO ] Flatten gal took : 694 ms
[2023-03-19 04:25:19] [INFO ] Flatten gal took : 525 ms
[2023-03-19 04:25:19] [INFO ] Input system was already deterministic with 7936 transitions.
Incomplete random walk after 10006 steps, including 2 resets, run finished after 150 ms. (steps per millisecond=66 ) properties (out of 5) seen :2
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 3) seen :2
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 43 ms. (steps per millisecond=232 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:25:20] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:20] [INFO ] Invariant cache hit.
[2023-03-19 04:25:20] [INFO ] [Real]Absence check using 0 positive and 1 generalized place invariants in 5 ms returned sat
[2023-03-19 04:25:21] [INFO ] After 788ms SMT Verify possible using all constraints in real domain returned unsat :1 sat :0
Fused 1 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
FORMULA Szymanski-PT-b12-LTLCardinality-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Successfully simplified 1 atomic propositions for a total of 4 simplifications.
FORMULA Szymanski-PT-b12-LTLCardinality-09 TRUE 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(G(p0)))'
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 54 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:25:21] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:21] [INFO ] Invariant cache hit.
[2023-03-19 04:25:21] [INFO ] Implicit Places using invariants in 467 ms returned []
[2023-03-19 04:25:21] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:21] [INFO ] Invariant cache hit.
[2023-03-19 04:25:22] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:25:27] [INFO ] Implicit Places using invariants and state equation in 6176 ms returned []
Implicit Place search using SMT with State Equation took 6675 ms to find 0 implicit places.
[2023-03-19 04:25:28] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:28] [INFO ] Invariant cache hit.
[2023-03-19 04:25:29] [INFO ] Dead Transitions using invariants and state equation in 1942 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8674 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 168 ms :[true, (NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ s164 s298)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 36 reset in 681 ms.
Product exploration explored 100000 steps with 9 reset in 528 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), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 219 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10002 steps, including 3 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 4 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 257419 steps, run timeout after 3001 ms. (steps per millisecond=85 ) properties seen :{}
Probabilistic random walk after 257419 steps, saw 204603 distinct states, run finished after 3002 ms. (steps per millisecond=85 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:25:34] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:34] [INFO ] Invariant cache hit.
[2023-03-19 04:25:34] [INFO ] After 106ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:25:34] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 15 ms returned sat
[2023-03-19 04:25:35] [INFO ] After 800ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:25:35] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:25:37] [INFO ] After 1521ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:25:37] [INFO ] After 1725ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 88 ms.
[2023-03-19 04:25:37] [INFO ] After 2721ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 16 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 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 367 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 370 ms. Remains : 305/305 places, 7808/7936 transitions.
Incomplete random walk after 10003 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 25 ms. (steps per millisecond=400 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 249548 steps, run timeout after 3001 ms. (steps per millisecond=83 ) properties seen :{}
Probabilistic random walk after 249548 steps, saw 196153 distinct states, run finished after 3002 ms. (steps per millisecond=83 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:25:41] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 04:25:41] [INFO ] Computed 3 place invariants in 34 ms
[2023-03-19 04:25:41] [INFO ] After 113ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:25:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 04:25:41] [INFO ] After 633ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:25:41] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:25:43] [INFO ] After 1116ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:25:43] [INFO ] After 1281ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 60 ms.
[2023-03-19 04:25:43] [INFO ] After 2066ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 193 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 272 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 04:25:43] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:25:43] [INFO ] Invariant cache hit.
[2023-03-19 04:25:44] [INFO ] Implicit Places using invariants in 694 ms returned []
[2023-03-19 04:25:44] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:25:44] [INFO ] Invariant cache hit.
[2023-03-19 04:25:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:25:46] [INFO ] Implicit Places using invariants and state equation in 2204 ms returned []
Implicit Place search using SMT with State Equation took 2919 ms to find 0 implicit places.
[2023-03-19 04:25:47] [INFO ] Redundant transitions in 878 ms returned []
[2023-03-19 04:25:47] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:25:47] [INFO ] Invariant cache hit.
[2023-03-19 04:25:50] [INFO ] Dead Transitions using invariants and state equation in 2405 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6497 ms. Remains : 305/305 places, 7808/7808 transitions.
Graph (trivial) has 5072 edges and 305 vertex of which 37 / 305 are part of one of the 2 SCC in 4 ms
Free SCC test removed 35 places
Drop transitions removed 4072 transitions
Ensure Unique test removed 1372 transitions
Reduce isomorphic transitions removed 5444 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 270 transition count 1948
Applied a total of 417 rules in 386 ms. Remains 270 /305 variables (removed 35) and now considering 1948/7808 (removed 5860) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1948 rows 270 cols
[2023-03-19 04:25:50] [INFO ] Computed 3 place invariants in 11 ms
[2023-03-19 04:25:50] [INFO ] After 100ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:25:50] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:25:50] [INFO ] After 338ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:25:50] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 04:25:51] [INFO ] After 141ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:25:51] [INFO ] After 210ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 65 ms.
[2023-03-19 04:25:51] [INFO ] After 676ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 118 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 90 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 102 ms :[true, (NOT p0), (NOT p0)]
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 24 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:25:51] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 04:25:51] [INFO ] Computed 1 place invariants in 15 ms
[2023-03-19 04:25:52] [INFO ] Implicit Places using invariants in 477 ms returned []
[2023-03-19 04:25:52] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:25:52] [INFO ] Invariant cache hit.
[2023-03-19 04:25:52] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:00] [INFO ] Implicit Places using invariants and state equation in 7928 ms returned []
Implicit Place search using SMT with State Equation took 8421 ms to find 0 implicit places.
[2023-03-19 04:26:00] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:00] [INFO ] Invariant cache hit.
[2023-03-19 04:26:02] [INFO ] Dead Transitions using invariants and state equation in 2394 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10851 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), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 186 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 66 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10001 steps, including 5 resets, run finished after 26 ms. (steps per millisecond=384 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 279329 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :{}
Probabilistic random walk after 279329 steps, saw 222007 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:26:05] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:05] [INFO ] Invariant cache hit.
[2023-03-19 04:26:05] [INFO ] After 43ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:26:05] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 04:26:06] [INFO ] After 677ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:26:06] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:08] [INFO ] After 1507ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:26:08] [INFO ] After 1671ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 160 ms.
[2023-03-19 04:26:08] [INFO ] After 2574ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 9 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 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 214 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 215 ms. Remains : 305/305 places, 7808/7936 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) 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 261100 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :{}
Probabilistic random walk after 261100 steps, saw 205116 distinct states, run finished after 3002 ms. (steps per millisecond=86 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:26:11] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 04:26:11] [INFO ] Computed 3 place invariants in 22 ms
[2023-03-19 04:26:11] [INFO ] After 101ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:26:11] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 04:26:12] [INFO ] After 537ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:26:12] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:13] [INFO ] After 1054ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:26:13] [INFO ] After 1194ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 57 ms.
[2023-03-19 04:26:13] [INFO ] After 1860ms 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, 7808/7808 transitions.
Applied a total of 0 rules in 197 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 200 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 183 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 04:26:14] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:26:14] [INFO ] Invariant cache hit.
[2023-03-19 04:26:14] [INFO ] Implicit Places using invariants in 489 ms returned []
[2023-03-19 04:26:14] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:26:14] [INFO ] Invariant cache hit.
[2023-03-19 04:26:15] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:16] [INFO ] Implicit Places using invariants and state equation in 2406 ms returned []
Implicit Place search using SMT with State Equation took 2905 ms to find 0 implicit places.
[2023-03-19 04:26:17] [INFO ] Redundant transitions in 845 ms returned []
[2023-03-19 04:26:17] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:26:17] [INFO ] Invariant cache hit.
[2023-03-19 04:26:20] [INFO ] Dead Transitions using invariants and state equation in 2507 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6474 ms. Remains : 305/305 places, 7808/7808 transitions.
Graph (trivial) has 5072 edges and 305 vertex of which 37 / 305 are part of one of the 2 SCC in 1 ms
Free SCC test removed 35 places
Drop transitions removed 4072 transitions
Ensure Unique test removed 1372 transitions
Reduce isomorphic transitions removed 5444 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 270 transition count 1948
Applied a total of 417 rules in 142 ms. Remains 270 /305 variables (removed 35) and now considering 1948/7808 (removed 5860) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1948 rows 270 cols
[2023-03-19 04:26:20] [INFO ] Computed 3 place invariants in 8 ms
[2023-03-19 04:26:20] [INFO ] After 112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:26:20] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 04:26:21] [INFO ] After 355ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:26:21] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 04:26:21] [INFO ] After 145ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:26:21] [INFO ] After 211ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 43 ms.
[2023-03-19 04:26:21] [INFO ] After 726ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 121 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 72 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 63 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 28 reset in 402 ms.
Product exploration explored 100000 steps with 4 reset in 374 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 69 ms :[true, (NOT p0), (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 332 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:26:23] [INFO ] Redundant transitions in 631 ms returned []
[2023-03-19 04:26:23] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 04:26:23] [INFO ] Computed 1 place invariants in 14 ms
[2023-03-19 04:26:25] [INFO ] Dead Transitions using invariants and state equation in 2117 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3124 ms. Remains : 305/305 places, 7936/7936 transitions.
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 28 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:26:25] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:25] [INFO ] Invariant cache hit.
[2023-03-19 04:26:26] [INFO ] Implicit Places using invariants in 582 ms returned []
[2023-03-19 04:26:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:26] [INFO ] Invariant cache hit.
[2023-03-19 04:26:26] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:32] [INFO ] Implicit Places using invariants and state equation in 6022 ms returned []
Implicit Place search using SMT with State Equation took 6614 ms to find 0 implicit places.
[2023-03-19 04:26:32] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:32] [INFO ] Invariant cache hit.
[2023-03-19 04:26:34] [INFO ] Dead Transitions using invariants and state equation in 2200 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8846 ms. Remains : 305/305 places, 7936/7936 transitions.
Treatment of property Szymanski-PT-b12-LTLCardinality-00 finished in 73958 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 1 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 266 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:26:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:35] [INFO ] Invariant cache hit.
[2023-03-19 04:26:35] [INFO ] Implicit Places using invariants in 402 ms returned []
[2023-03-19 04:26:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:35] [INFO ] Invariant cache hit.
[2023-03-19 04:26:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:41] [INFO ] Implicit Places using invariants and state equation in 5957 ms returned []
Implicit Place search using SMT with State Equation took 6404 ms to find 0 implicit places.
[2023-03-19 04:26:42] [INFO ] Redundant transitions in 785 ms returned []
[2023-03-19 04:26:42] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:42] [INFO ] Invariant cache hit.
[2023-03-19 04:26:44] [INFO ] Dead Transitions using invariants and state equation in 2057 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9547 ms. Remains : 305/305 places, 7936/7936 transitions.
Stuttering acceptance computed with spot in 66 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b12-LTLCardinality-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:(LEQ s295 0)], 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 488 steps with 1 reset in 4 ms.
FORMULA Szymanski-PT-b12-LTLCardinality-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLCardinality-08 finished in 9665 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 205 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:26:45] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:45] [INFO ] Invariant cache hit.
[2023-03-19 04:26:45] [INFO ] Implicit Places using invariants in 412 ms returned []
[2023-03-19 04:26:45] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:45] [INFO ] Invariant cache hit.
[2023-03-19 04:26:45] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:26:53] [INFO ] Implicit Places using invariants and state equation in 8104 ms returned []
Implicit Place search using SMT with State Equation took 8529 ms to find 0 implicit places.
[2023-03-19 04:26:54] [INFO ] Redundant transitions in 800 ms returned []
[2023-03-19 04:26:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:54] [INFO ] Invariant cache hit.
[2023-03-19 04:26:56] [INFO ] Dead Transitions using invariants and state equation in 2209 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 11757 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-b12-LTLCardinality-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s45 s135)], 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 168 steps with 0 reset in 2 ms.
FORMULA Szymanski-PT-b12-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b12-LTLCardinality-10 finished in 11811 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(p0)))'
Found a Lengthening insensitive property : Szymanski-PT-b12-LTLCardinality-00
Stuttering acceptance computed with spot in 74 ms :[true, (NOT p0), (NOT p0)]
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in LI_LTL mode, iteration 0 : 305/305 places, 7936/7936 transitions.
Applied a total of 0 rules in 53 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:26:56] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:56] [INFO ] Invariant cache hit.
[2023-03-19 04:26:57] [INFO ] Implicit Places using invariants in 488 ms returned []
[2023-03-19 04:26:57] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:26:57] [INFO ] Invariant cache hit.
[2023-03-19 04:26:57] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:02] [INFO ] Implicit Places using invariants and state equation in 5520 ms returned []
Implicit Place search using SMT with State Equation took 6011 ms to find 0 implicit places.
[2023-03-19 04:27:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:02] [INFO ] Invariant cache hit.
[2023-03-19 04:27:04] [INFO ] Dead Transitions using invariants and state equation in 2011 ms found 0 transitions.
Finished structural reductions in LI_LTL mode , in 1 iterations and 8086 ms. Remains : 305/305 places, 7936/7936 transitions.
Running random walk in product with property : Szymanski-PT-b12-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 0}, { cond=p0, acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ s164 s298)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak, sl-invariant], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 78 reset in 471 ms.
Product exploration explored 100000 steps with 157 reset in 536 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), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 214 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 76 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10002 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) 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 279905 steps, run timeout after 3001 ms. (steps per millisecond=93 ) properties seen :{}
Probabilistic random walk after 279905 steps, saw 222469 distinct states, run finished after 3001 ms. (steps per millisecond=93 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:27:09] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:09] [INFO ] Invariant cache hit.
[2023-03-19 04:27:09] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:27:09] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 04:27:10] [INFO ] After 745ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:10] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:11] [INFO ] After 1498ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:11] [INFO ] After 1641ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 97 ms.
[2023-03-19 04:27:11] [INFO ] After 2554ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 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 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 193 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 305/305 places, 7808/7936 transitions.
Incomplete random walk after 10002 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) 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 263461 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :{}
Probabilistic random walk after 263461 steps, saw 206938 distinct states, run finished after 3001 ms. (steps per millisecond=87 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:27:15] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 04:27:15] [INFO ] Computed 3 place invariants in 21 ms
[2023-03-19 04:27:15] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:27:15] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:27:15] [INFO ] After 458ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:15] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:16] [INFO ] After 1065ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:16] [INFO ] After 1212ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 87 ms.
[2023-03-19 04:27:17] [INFO ] After 1827ms 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, 7808/7808 transitions.
Applied a total of 0 rules in 174 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 175 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 04:27:17] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:27:17] [INFO ] Invariant cache hit.
[2023-03-19 04:27:17] [INFO ] Implicit Places using invariants in 483 ms returned []
[2023-03-19 04:27:17] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:27:17] [INFO ] Invariant cache hit.
[2023-03-19 04:27:18] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:19] [INFO ] Implicit Places using invariants and state equation in 2017 ms returned []
Implicit Place search using SMT with State Equation took 2532 ms to find 0 implicit places.
[2023-03-19 04:27:20] [INFO ] Redundant transitions in 808 ms returned []
[2023-03-19 04:27:20] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:27:20] [INFO ] Invariant cache hit.
[2023-03-19 04:27:23] [INFO ] Dead Transitions using invariants and state equation in 2230 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5756 ms. Remains : 305/305 places, 7808/7808 transitions.
Graph (trivial) has 5072 edges and 305 vertex of which 37 / 305 are part of one of the 2 SCC in 0 ms
Free SCC test removed 35 places
Drop transitions removed 4072 transitions
Ensure Unique test removed 1372 transitions
Reduce isomorphic transitions removed 5444 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 270 transition count 1948
Applied a total of 417 rules in 139 ms. Remains 270 /305 variables (removed 35) and now considering 1948/7808 (removed 5860) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1948 rows 270 cols
[2023-03-19 04:27:23] [INFO ] Computed 3 place invariants in 9 ms
[2023-03-19 04:27:23] [INFO ] After 54ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:27:23] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:27:23] [INFO ] After 335ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:23] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 04:27:23] [INFO ] After 147ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:23] [INFO ] After 208ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 41 ms.
[2023-03-19 04:27:23] [INFO ] After 655ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 124 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 64 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 84 ms :[true, (NOT p0), (NOT p0)]
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 25 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:27:24] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 04:27:24] [INFO ] Computed 1 place invariants in 22 ms
[2023-03-19 04:27:24] [INFO ] Implicit Places using invariants in 427 ms returned []
[2023-03-19 04:27:24] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:24] [INFO ] Invariant cache hit.
[2023-03-19 04:27:25] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:30] [INFO ] Implicit Places using invariants and state equation in 5819 ms returned []
Implicit Place search using SMT with State Equation took 6258 ms to find 0 implicit places.
[2023-03-19 04:27:30] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:30] [INFO ] Invariant cache hit.
[2023-03-19 04:27:32] [INFO ] Dead Transitions using invariants and state equation in 2082 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 8367 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), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 182 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 71 ms :[true, (NOT p0), (NOT p0)]
Incomplete random walk after 10008 steps, including 4 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 3 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 278860 steps, run timeout after 3001 ms. (steps per millisecond=92 ) properties seen :{}
Probabilistic random walk after 278860 steps, saw 221631 distinct states, run finished after 3001 ms. (steps per millisecond=92 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:27:35] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:35] [INFO ] Invariant cache hit.
[2023-03-19 04:27:35] [INFO ] After 65ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:27:35] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 3 ms returned sat
[2023-03-19 04:27:36] [INFO ] After 698ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:36] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:38] [INFO ] After 1510ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:38] [INFO ] After 1642ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 85 ms.
[2023-03-19 04:27:38] [INFO ] After 2496ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 8 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 128 transitions
Reduce isomorphic transitions removed 128 transitions.
Iterating post reduction 0 with 128 rules applied. Total rules applied 128 place count 305 transition count 7808
Applied a total of 128 rules in 182 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7936 (removed 128) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 305/305 places, 7808/7936 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 14 ms. (steps per millisecond=714 ) 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 263910 steps, run timeout after 3001 ms. (steps per millisecond=87 ) properties seen :{}
Probabilistic random walk after 263910 steps, saw 207263 distinct states, run finished after 3002 ms. (steps per millisecond=87 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 04:27:41] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 04:27:41] [INFO ] Computed 3 place invariants in 20 ms
[2023-03-19 04:27:41] [INFO ] After 67ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:27:41] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:27:42] [INFO ] After 474ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:42] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:43] [INFO ] After 1041ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:43] [INFO ] After 1165ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 65 ms.
[2023-03-19 04:27:43] [INFO ] After 1776ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 4 ms.
Support contains 2 out of 305 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 174 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 174 ms. Remains : 305/305 places, 7808/7808 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 305/305 places, 7808/7808 transitions.
Applied a total of 0 rules in 174 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 04:27:43] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:27:43] [INFO ] Invariant cache hit.
[2023-03-19 04:27:44] [INFO ] Implicit Places using invariants in 497 ms returned []
[2023-03-19 04:27:44] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:27:44] [INFO ] Invariant cache hit.
[2023-03-19 04:27:44] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:27:46] [INFO ] Implicit Places using invariants and state equation in 1985 ms returned []
Implicit Place search using SMT with State Equation took 2491 ms to find 0 implicit places.
[2023-03-19 04:27:47] [INFO ] Redundant transitions in 809 ms returned []
[2023-03-19 04:27:47] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 04:27:47] [INFO ] Invariant cache hit.
[2023-03-19 04:27:49] [INFO ] Dead Transitions using invariants and state equation in 2281 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5782 ms. Remains : 305/305 places, 7808/7808 transitions.
Graph (trivial) has 5072 edges and 305 vertex of which 37 / 305 are part of one of the 2 SCC in 1 ms
Free SCC test removed 35 places
Drop transitions removed 4072 transitions
Ensure Unique test removed 1372 transitions
Reduce isomorphic transitions removed 5444 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 270 transition count 1948
Applied a total of 417 rules in 116 ms. Remains 270 /305 variables (removed 35) and now considering 1948/7808 (removed 5860) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1948 rows 270 cols
[2023-03-19 04:27:49] [INFO ] Computed 3 place invariants in 16 ms
[2023-03-19 04:27:49] [INFO ] After 51ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 04:27:49] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 04:27:50] [INFO ] After 321ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:50] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 04:27:50] [INFO ] After 147ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 04:27:50] [INFO ] After 207ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 38 ms.
[2023-03-19 04:27:50] [INFO ] After 625ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 139 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 3 states, 4 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 66 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 73 ms :[true, (NOT p0), (NOT p0)]
Stuttering acceptance computed with spot in 65 ms :[true, (NOT p0), (NOT p0)]
Product exploration explored 100000 steps with 82 reset in 456 ms.
Product exploration explored 100000 steps with 24 reset in 379 ms.
Applying partial POR strategy [true, false, true]
Stuttering acceptance computed with spot in 67 ms :[true, (NOT p0), (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 194 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 04:27:52] [INFO ] Redundant transitions in 778 ms returned []
[2023-03-19 04:27:52] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 04:27:52] [INFO ] Computed 1 place invariants in 14 ms
[2023-03-19 04:27:54] [INFO ] Dead Transitions using invariants and state equation in 2048 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 3044 ms. Remains : 305/305 places, 7936/7936 transitions.
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 04:27:54] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:54] [INFO ] Invariant cache hit.
[2023-03-19 04:27:55] [INFO ] Implicit Places using invariants in 396 ms returned []
[2023-03-19 04:27:55] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:27:55] [INFO ] Invariant cache hit.
[2023-03-19 04:27:55] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 04:28:02] [INFO ] Implicit Places using invariants and state equation in 7657 ms returned []
Implicit Place search using SMT with State Equation took 8065 ms to find 0 implicit places.
[2023-03-19 04:28:02] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 04:28:02] [INFO ] Invariant cache hit.
[2023-03-19 04:28:04] [INFO ] Dead Transitions using invariants and state equation in 2156 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 10267 ms. Remains : 305/305 places, 7936/7936 transitions.
Treatment of property Szymanski-PT-b12-LTLCardinality-00 finished in 68515 ms.
[2023-03-19 04:28:05] [INFO ] Flatten gal took : 223 ms
[2023-03-19 04:28:05] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 0 ms.
[2023-03-19 04:28:05] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 305 places, 7936 transitions and 31616 arcs took 91 ms.
Total runtime 179167 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT Szymanski-PT-b12
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/372
LTLCardinality
BK_STOP 1679200181818
--------------------
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
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/372/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/372/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/372/LTLCardinality.xml
lola: Created skeleton in 1.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 1 (type EXCL) for 0 Szymanski-PT-b12-LTLCardinality-00
lola: time limit : 3599 sec
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FINAL RESULTS
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Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Szymanski-PT-b12"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is Szymanski-PT-b12, 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 r487-tall-167912703100491"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b12.tgz
mv Szymanski-PT-b12 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 ;