About the Execution of LTSMin+red for Szymanski-PT-b10
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 2115.876 | 164246.00 | 207990.00 | 729.00 | TFFTFFFTTFF?FFFF | 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-167912706800483.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-b10, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r489-tall-167912706800483
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 4.0M
-rw-r--r-- 1 mcc users 6.9K Feb 26 17:01 CTLCardinality.txt
-rw-r--r-- 1 mcc users 75K Feb 26 17:01 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.1K Feb 26 16:59 CTLFireability.txt
-rw-r--r-- 1 mcc users 45K Feb 26 16:59 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.4K 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 2.3K 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 8.2K Feb 26 17:04 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 83K Feb 26 17:04 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.2K Feb 26 17:02 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 68K 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-b10-LTLCardinality-00
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-01
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-02
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-03
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-04
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-05
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-06
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-07
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-08
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-09
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-10
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-11
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-12
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-13
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-14
FORMULA_NAME Szymanski-PT-b10-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1679258729821
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-b10
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-19 20:45:31] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-19 20:45:31] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-19 20:45:31] [INFO ] Load time of PNML (sax parser for PT used): 300 ms
[2023-03-19 20:45:31] [INFO ] Transformed 568 places.
[2023-03-19 20:45:31] [INFO ] Transformed 8320 transitions.
[2023-03-19 20:45:31] [INFO ] Parsed PT model containing 568 places and 8320 transitions and 33408 arcs in 432 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 12 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
Deduced a syphon composed of 260 places in 19 ms
Reduce places removed 260 places and 256 transitions.
FORMULA Szymanski-PT-b10-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b10-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b10-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b10-LTLCardinality-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b10-LTLCardinality-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b10-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Szymanski-PT-b10-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 12 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
Applied a total of 2 rules in 167 ms. Remains 306 /308 variables (removed 2) and now considering 8064/8064 (removed 0) transitions.
[2023-03-19 20:45:32] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2023-03-19 20:45:32] [INFO ] Computed 1 place invariants in 43 ms
[2023-03-19 20:45:33] [INFO ] Implicit Places using invariants in 843 ms returned []
[2023-03-19 20:45:33] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2023-03-19 20:45:33] [INFO ] Invariant cache hit.
[2023-03-19 20:45:33] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:45:39] [INFO ] Implicit Places using invariants and state equation in 5983 ms returned []
Implicit Place search using SMT with State Equation took 6902 ms to find 0 implicit places.
[2023-03-19 20:45:39] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2023-03-19 20:45:39] [INFO ] Invariant cache hit.
[2023-03-19 20:45:41] [INFO ] Dead Transitions using invariants and state equation in 2420 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 306/308 places, 8064/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9504 ms. Remains : 306/308 places, 8064/8064 transitions.
Support contains 12 out of 306 places after structural reductions.
[2023-03-19 20:45:42] [INFO ] Flatten gal took : 460 ms
[2023-03-19 20:45:42] [INFO ] Flatten gal took : 340 ms
[2023-03-19 20:45:43] [INFO ] Input system was already deterministic with 8064 transitions.
Incomplete random walk after 10004 steps, including 2 resets, run finished after 287 ms. (steps per millisecond=34 ) properties (out of 11) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 44 ms. (steps per millisecond=227 ) properties (out of 10) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 10) seen :1
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 34 ms. (steps per millisecond=294 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 21 ms. (steps per millisecond=476 ) properties (out of 9) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 9) 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 9) seen :1
Running SMT prover for 8 properties.
[2023-03-19 20:45:43] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2023-03-19 20:45:43] [INFO ] Invariant cache hit.
[2023-03-19 20:45:44] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:8
[2023-03-19 20:45:44] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 4 ms returned sat
[2023-03-19 20:45:45] [INFO ] After 941ms SMT Verify possible using state equation in natural domain returned unsat :3 sat :5
[2023-03-19 20:45:45] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:45:46] [INFO ] After 1351ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :3 sat :5
[2023-03-19 20:45:47] [INFO ] After 2204ms SMT Verify possible using trap constraints in natural domain returned unsat :3 sat :5
Attempting to minimize the solution found.
Minimization took 376 ms.
[2023-03-19 20:45:47] [INFO ] After 3713ms 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 75 ms.
Support contains 6 out of 306 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 306/306 places, 8064/8064 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 306 transition count 7936
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 129 place count 305 transition count 7808
Iterating global reduction 1 with 1 rules applied. Total rules applied 130 place count 305 transition count 7808
Applied a total of 130 rules in 440 ms. Remains 305 /306 variables (removed 1) and now considering 7808/8064 (removed 256) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 443 ms. Remains : 305/306 places, 7808/8064 transitions.
Incomplete random walk after 10001 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) 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 10001 steps, including 2 resets, run finished after 30 ms. (steps per millisecond=333 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 4) seen :0
Running SMT prover for 4 properties.
[2023-03-19 20:45:48] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 20:45:48] [INFO ] Computed 3 place invariants in 54 ms
[2023-03-19 20:45:48] [INFO ] After 83ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-19 20:45:48] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 20:45:49] [INFO ] After 748ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-19 20:45:49] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:45:50] [INFO ] After 924ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-19 20:45:51] [INFO ] Deduced a trap composed of 137 places in 517 ms of which 0 ms to minimize.
[2023-03-19 20:45:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 650 ms
[2023-03-19 20:45:51] [INFO ] After 1976ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 219 ms.
[2023-03-19 20:45:51] [INFO ] After 3081ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 52 ms.
Support contains 5 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 337 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 337 ms. Remains : 305/305 places, 7808/7808 transitions.
Incomplete random walk after 10006 steps, including 2 resets, run finished after 78 ms. (steps per millisecond=128 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 4) seen :0
Incomplete Best-First random walk after 10000 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 35 ms. (steps per millisecond=285 ) properties (out of 4) seen :0
Interrupted probabilistic random walk after 115063 steps, run timeout after 3001 ms. (steps per millisecond=38 ) properties seen :{}
Probabilistic random walk after 115063 steps, saw 89927 distinct states, run finished after 3007 ms. (steps per millisecond=38 ) properties seen :0
Running SMT prover for 4 properties.
[2023-03-19 20:45:55] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:45:55] [INFO ] Invariant cache hit.
[2023-03-19 20:45:55] [INFO ] After 77ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-19 20:45:55] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 20:45:56] [INFO ] After 796ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-19 20:45:56] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:45:57] [INFO ] After 852ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-19 20:45:57] [INFO ] Deduced a trap composed of 137 places in 519 ms of which 3 ms to minimize.
[2023-03-19 20:45:57] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 667 ms
[2023-03-19 20:45:58] [INFO ] After 1951ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 225 ms.
[2023-03-19 20:45:58] [INFO ] After 3074ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Parikh walk visited 0 properties in 64 ms.
Support contains 5 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 195 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 195 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 197 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 20:45:58] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:45:58] [INFO ] Invariant cache hit.
[2023-03-19 20:45:59] [INFO ] Implicit Places using invariants in 610 ms returned []
[2023-03-19 20:45:59] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:45:59] [INFO ] Invariant cache hit.
[2023-03-19 20:46:00] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:01] [INFO ] Implicit Places using invariants and state equation in 2010 ms returned []
Implicit Place search using SMT with State Equation took 2622 ms to find 0 implicit places.
[2023-03-19 20:46:02] [INFO ] Redundant transitions in 942 ms returned []
[2023-03-19 20:46:02] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:46:02] [INFO ] Invariant cache hit.
[2023-03-19 20:46:04] [INFO ] Dead Transitions using invariants and state equation in 2388 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 6158 ms. Remains : 305/305 places, 7808/7808 transitions.
Graph (trivial) has 5264 edges and 305 vertex of which 38 / 305 are part of one of the 2 SCC in 7 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 1946
Applied a total of 417 rules in 218 ms. Remains 269 /305 variables (removed 36) and now considering 1946/7808 (removed 5862) transitions.
Running SMT prover for 4 properties.
// Phase 1: matrix 1946 rows 269 cols
[2023-03-19 20:46:05] [INFO ] Computed 3 place invariants in 20 ms
[2023-03-19 20:46:05] [INFO ] After 143ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:4
[2023-03-19 20:46:05] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 20:46:05] [INFO ] After 449ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :4
[2023-03-19 20:46:05] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 20:46:06] [INFO ] After 289ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :4
[2023-03-19 20:46:06] [INFO ] After 617ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :4
Attempting to minimize the solution found.
Minimization took 200 ms.
[2023-03-19 20:46:06] [INFO ] After 1360ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :4
Successfully simplified 3 atomic propositions for a total of 9 simplifications.
FORMULA Szymanski-PT-b10-LTLCardinality-03 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 12 stabilizing places and 2432 stable transitions
FORMULA Szymanski-PT-b10-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(F(p0)))'
Support contains 1 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 114 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 20:46:06] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 20:46:07] [INFO ] Computed 1 place invariants in 25 ms
[2023-03-19 20:46:07] [INFO ] Implicit Places using invariants in 513 ms returned []
[2023-03-19 20:46:07] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:46:07] [INFO ] Invariant cache hit.
[2023-03-19 20:46:08] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:13] [INFO ] Implicit Places using invariants and state equation in 6149 ms returned []
Implicit Place search using SMT with State Equation took 6684 ms to find 0 implicit places.
[2023-03-19 20:46:13] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:46:13] [INFO ] Invariant cache hit.
[2023-03-19 20:46:15] [INFO ] Dead Transitions using invariants and state equation in 2193 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9009 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 180 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b10-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(LEQ s145 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][false, false]]
Product exploration explored 100000 steps with 50000 reset in 847 ms.
Product exploration explored 100000 steps with 50000 reset in 753 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 : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 3 factoid took 78 ms. Reduced automaton from 2 states, 2 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b10-LTLCardinality-00 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b10-LTLCardinality-00 finished in 10972 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(X(G((p0||G(!p0)))))))'
Support contains 1 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Applied a total of 0 rules in 39 ms. Remains 306 /306 variables (removed 0) and now considering 8064/8064 (removed 0) transitions.
[2023-03-19 20:46:17] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
// Phase 1: matrix 2733 rows 306 cols
[2023-03-19 20:46:17] [INFO ] Computed 1 place invariants in 23 ms
[2023-03-19 20:46:18] [INFO ] Implicit Places using invariants in 440 ms returned []
[2023-03-19 20:46:18] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2023-03-19 20:46:18] [INFO ] Invariant cache hit.
[2023-03-19 20:46:18] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:23] [INFO ] Implicit Places using invariants and state equation in 5309 ms returned []
Implicit Place search using SMT with State Equation took 5759 ms to find 0 implicit places.
[2023-03-19 20:46:23] [INFO ] Flow matrix only has 2733 transitions (discarded 5331 similar events)
[2023-03-19 20:46:23] [INFO ] Invariant cache hit.
[2023-03-19 20:46:25] [INFO ] Dead Transitions using invariants and state equation in 2182 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7984 ms. Remains : 306/306 places, 8064/8064 transitions.
Stuttering acceptance computed with spot in 243 ms :[true, p0, false, false, false, false]
Running random walk in product with property : Szymanski-PT-b10-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=(NOT p0), acceptance={} source=2 dest: 1}, { cond=p0, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 2}], [{ cond=true, acceptance={} source=4 dest: 5}], [{ cond=true, acceptance={} source=5 dest: 3}]], initial=4, aps=[p0:(LEQ s305 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 394 steps with 0 reset in 7 ms.
FORMULA Szymanski-PT-b10-LTLCardinality-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b10-LTLCardinality-04 finished in 8262 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0&&X(X(p0)))))'
Support contains 1 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 399 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 20:46:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 20:46:26] [INFO ] Computed 1 place invariants in 38 ms
[2023-03-19 20:46:26] [INFO ] Implicit Places using invariants in 468 ms returned []
[2023-03-19 20:46:26] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:46:26] [INFO ] Invariant cache hit.
[2023-03-19 20:46:27] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:33] [INFO ] Implicit Places using invariants and state equation in 6961 ms returned []
Implicit Place search using SMT with State Equation took 7436 ms to find 0 implicit places.
[2023-03-19 20:46:34] [INFO ] Redundant transitions in 925 ms returned []
[2023-03-19 20:46:34] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:46:34] [INFO ] Invariant cache hit.
[2023-03-19 20:46:36] [INFO ] Dead Transitions using invariants and state equation in 1970 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10746 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p0)]
Running random walk in product with property : Szymanski-PT-b10-LTLCardinality-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}]], initial=1, aps=[p0:(LEQ s161 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 405 ms.
Product exploration explored 100000 steps with 27 reset in 481 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 158 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 48 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 3 resets, run finished after 11 ms. (steps per millisecond=909 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 238945 steps, run timeout after 3001 ms. (steps per millisecond=79 ) properties seen :{}
Probabilistic random walk after 238945 steps, saw 189486 distinct states, run finished after 3001 ms. (steps per millisecond=79 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 20:46:41] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:46:41] [INFO ] Invariant cache hit.
[2023-03-19 20:46:41] [INFO ] After 72ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 20:46:41] [INFO ] [Nat]Absence check using 0 positive and 1 generalized place invariants in 2 ms returned sat
[2023-03-19 20:46:41] [INFO ] After 683ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 20:46:41] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:42] [INFO ] After 551ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 20:46:42] [INFO ] After 666ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 58 ms.
[2023-03-19 20:46:42] [INFO ] After 1478ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 5 ms.
Support contains 1 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 304 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 333 ms. Remains : 305/305 places, 7808/7936 transitions.
Incomplete random walk after 10006 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 1) seen :0
Interrupted probabilistic random walk after 227991 steps, run timeout after 3001 ms. (steps per millisecond=75 ) properties seen :{}
Probabilistic random walk after 227991 steps, saw 178499 distinct states, run finished after 3001 ms. (steps per millisecond=75 ) properties seen :0
Running SMT prover for 1 properties.
[2023-03-19 20:46:46] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
// Phase 1: matrix 2604 rows 305 cols
[2023-03-19 20:46:46] [INFO ] Computed 3 place invariants in 13 ms
[2023-03-19 20:46:46] [INFO ] After 73ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 20:46:46] [INFO ] [Nat]Absence check using 3 positive place invariants in 2 ms returned sat
[2023-03-19 20:46:46] [INFO ] After 625ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 20:46:46] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:47] [INFO ] After 418ms SMT Verify possible using 147 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 20:46:47] [INFO ] Deduced a trap composed of 137 places in 526 ms of which 15 ms to minimize.
[2023-03-19 20:46:47] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 645 ms
[2023-03-19 20:46:47] [INFO ] After 1105ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 55 ms.
[2023-03-19 20:46:48] [INFO ] After 1865ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 6 ms.
Support contains 1 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 195 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 198 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 195 ms. Remains 305 /305 variables (removed 0) and now considering 7808/7808 (removed 0) transitions.
[2023-03-19 20:46:48] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:46:48] [INFO ] Invariant cache hit.
[2023-03-19 20:46:48] [INFO ] Implicit Places using invariants in 554 ms returned []
[2023-03-19 20:46:48] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:46:48] [INFO ] Invariant cache hit.
[2023-03-19 20:46:49] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:46:50] [INFO ] Implicit Places using invariants and state equation in 1867 ms returned []
Implicit Place search using SMT with State Equation took 2434 ms to find 0 implicit places.
[2023-03-19 20:46:51] [INFO ] Redundant transitions in 656 ms returned []
[2023-03-19 20:46:51] [INFO ] Flow matrix only has 2604 transitions (discarded 5204 similar events)
[2023-03-19 20:46:51] [INFO ] Invariant cache hit.
[2023-03-19 20:46:53] [INFO ] Dead Transitions using invariants and state equation in 2345 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 5666 ms. Remains : 305/305 places, 7808/7808 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 1946
Applied a total of 417 rules in 142 ms. Remains 269 /305 variables (removed 36) and now considering 1946/7808 (removed 5862) transitions.
Running SMT prover for 1 properties.
// Phase 1: matrix 1946 rows 269 cols
[2023-03-19 20:46:54] [INFO ] Computed 3 place invariants in 8 ms
[2023-03-19 20:46:54] [INFO ] After 108ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-19 20:46:54] [INFO ] [Nat]Absence check using 3 positive place invariants in 3 ms returned sat
[2023-03-19 20:46:54] [INFO ] After 329ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-19 20:46:54] [INFO ] State equation strengthened by 504 read => feed constraints.
[2023-03-19 20:46:54] [INFO ] After 188ms SMT Verify possible using 504 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-19 20:46:54] [INFO ] After 261ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 40 ms.
[2023-03-19 20:46:54] [INFO ] After 705ms 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 133 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 41 ms :[true, (NOT p0)]
Stuttering acceptance computed with spot in 48 ms :[true, (NOT 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 191 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 20:46:55] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
// Phase 1: matrix 2732 rows 305 cols
[2023-03-19 20:46:55] [INFO ] Computed 1 place invariants in 18 ms
[2023-03-19 20:46:55] [INFO ] Implicit Places using invariants in 446 ms returned []
[2023-03-19 20:46:55] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:46:55] [INFO ] Invariant cache hit.
[2023-03-19 20:46:56] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:47:02] [INFO ] Implicit Places using invariants and state equation in 6768 ms returned []
Implicit Place search using SMT with State Equation took 7236 ms to find 0 implicit places.
[2023-03-19 20:47:03] [INFO ] Redundant transitions in 659 ms returned []
[2023-03-19 20:47:03] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:03] [INFO ] Invariant cache hit.
[2023-03-19 20:47:05] [INFO ] Dead Transitions using invariants and state equation in 2337 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10445 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 164 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 44 ms :[true, (NOT p0)]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Finished Best-First random walk after 7397 steps, including 3 resets, run visited all 1 properties in 8 ms. (steps per millisecond=924 )
Knowledge obtained : [p0, (X p0), true, (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Property proved to be false thanks to negative knowledge :(F (NOT p0))
Knowledge based reduction with 4 factoid took 75 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b10-LTLCardinality-06 FALSE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b10-LTLCardinality-06 finished in 39877 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0&&F(p1))))'
Support contains 3 out of 306 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 56 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 20:47:05] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:06] [INFO ] Invariant cache hit.
[2023-03-19 20:47:06] [INFO ] Implicit Places using invariants in 435 ms returned []
[2023-03-19 20:47:06] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:06] [INFO ] Invariant cache hit.
[2023-03-19 20:47:06] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:47:13] [INFO ] Implicit Places using invariants and state equation in 6714 ms returned []
Implicit Place search using SMT with State Equation took 7169 ms to find 0 implicit places.
[2023-03-19 20:47:13] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:13] [INFO ] Invariant cache hit.
[2023-03-19 20:47:15] [INFO ] Dead Transitions using invariants and state equation in 2271 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 9525 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 166 ms :[(NOT p1), (OR (NOT p0) (NOT p1)), (OR (NOT p0) (NOT p1)), true]
Running random walk in product with property : Szymanski-PT-b10-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={0} source=0 dest: 0}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={0} source=3 dest: 3}]], initial=2, aps=[p1:(LEQ s173 s227), p0:(LEQ s204 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, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 568 ms.
Product exploration explored 100000 steps with 50000 reset in 564 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 p0), (X (NOT (AND p0 (NOT p1)))), (X p0), true, (X (X p1))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 5 factoid took 99 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Szymanski-PT-b10-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Szymanski-PT-b10-LTLCardinality-07 finished in 10990 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 236 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 20:47:17] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:17] [INFO ] Invariant cache hit.
[2023-03-19 20:47:17] [INFO ] Implicit Places using invariants in 461 ms returned []
[2023-03-19 20:47:17] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:17] [INFO ] Invariant cache hit.
[2023-03-19 20:47:18] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:47:24] [INFO ] Implicit Places using invariants and state equation in 6378 ms returned []
Implicit Place search using SMT with State Equation took 6864 ms to find 0 implicit places.
[2023-03-19 20:47:24] [INFO ] Redundant transitions in 678 ms returned []
[2023-03-19 20:47:24] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:24] [INFO ] Invariant cache hit.
[2023-03-19 20:47:26] [INFO ] Dead Transitions using invariants and state equation in 2234 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10025 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 81 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : Szymanski-PT-b10-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GT s172 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 268 steps with 0 reset in 4 ms.
FORMULA Szymanski-PT-b10-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b10-LTLCardinality-09 finished in 10136 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 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 213 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 20:47:27] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:27] [INFO ] Invariant cache hit.
[2023-03-19 20:47:27] [INFO ] Implicit Places using invariants in 467 ms returned []
[2023-03-19 20:47:27] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:27] [INFO ] Invariant cache hit.
[2023-03-19 20:47:28] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:47:35] [INFO ] Implicit Places using invariants and state equation in 7533 ms returned []
Implicit Place search using SMT with State Equation took 8013 ms to find 0 implicit places.
[2023-03-19 20:47:36] [INFO ] Redundant transitions in 692 ms returned []
[2023-03-19 20:47:36] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:36] [INFO ] Invariant cache hit.
[2023-03-19 20:47:37] [INFO ] Dead Transitions using invariants and state equation in 1956 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10889 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 48 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b10-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:(LEQ 1 s49)], 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 154 steps with 0 reset in 3 ms.
FORMULA Szymanski-PT-b10-LTLCardinality-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Szymanski-PT-b10-LTLCardinality-10 finished in 10966 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 306 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 306/306 places, 8064/8064 transitions.
Discarding 1 places :
Symmetric choice reduction at 0 with 1 rule applications. Total rules 1 place count 305 transition count 7936
Iterating global reduction 0 with 1 rules applied. Total rules applied 2 place count 305 transition count 7936
Applied a total of 2 rules in 225 ms. Remains 305 /306 variables (removed 1) and now considering 7936/8064 (removed 128) transitions.
[2023-03-19 20:47:38] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:38] [INFO ] Invariant cache hit.
[2023-03-19 20:47:38] [INFO ] Implicit Places using invariants in 455 ms returned []
[2023-03-19 20:47:38] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:38] [INFO ] Invariant cache hit.
[2023-03-19 20:47:39] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:47:45] [INFO ] Implicit Places using invariants and state equation in 6410 ms returned []
Implicit Place search using SMT with State Equation took 6868 ms to find 0 implicit places.
[2023-03-19 20:47:45] [INFO ] Redundant transitions in 720 ms returned []
[2023-03-19 20:47:45] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:45] [INFO ] Invariant cache hit.
[2023-03-19 20:47:47] [INFO ] Dead Transitions using invariants and state equation in 2112 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 305/306 places, 7936/8064 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9953 ms. Remains : 305/306 places, 7936/8064 transitions.
Stuttering acceptance computed with spot in 29 ms :[(NOT p0)]
Running random walk in product with property : Szymanski-PT-b10-LTLCardinality-11 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 s39 s186)], 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 18 reset in 394 ms.
Product exploration explored 100000 steps with 10 reset in 402 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 153 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)]
Incomplete random walk after 10000 steps, including 3 resets, run finished after 27 ms. (steps per millisecond=370 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 13 ms. (steps per millisecond=769 ) properties (out of 1) seen :0
Finished probabilistic random walk after 3013 steps, run visited all 1 properties in 54 ms. (steps per millisecond=55 )
Probabilistic random walk after 3013 steps, saw 2391 distinct states, run finished after 54 ms. (steps per millisecond=55 ) properties seen :1
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 109 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 28 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 29 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 204 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 20:47:49] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:49] [INFO ] Invariant cache hit.
[2023-03-19 20:47:49] [INFO ] Implicit Places using invariants in 458 ms returned []
[2023-03-19 20:47:50] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:50] [INFO ] Invariant cache hit.
[2023-03-19 20:47:50] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:47:57] [INFO ] Implicit Places using invariants and state equation in 7130 ms returned []
Implicit Place search using SMT with State Equation took 7594 ms to find 0 implicit places.
[2023-03-19 20:47:57] [INFO ] Redundant transitions in 682 ms returned []
[2023-03-19 20:47:57] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:47:57] [INFO ] Invariant cache hit.
[2023-03-19 20:47:59] [INFO ] Dead Transitions using invariants and state equation in 2140 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 10633 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 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 39 ms :[(NOT p0)]
Incomplete random walk after 10007 steps, including 2 resets, run finished after 17 ms. (steps per millisecond=588 ) properties (out of 1) seen :0
Finished Best-First random walk after 476 steps, including 0 resets, run visited all 1 properties in 2 ms. (steps per millisecond=238 )
Knowledge obtained : [p0, (X p0), (X (X p0))]
False Knowledge obtained : [(F (NOT p0))]
Knowledge based reduction with 3 factoid took 139 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 40 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 40 ms :[(NOT p0)]
Product exploration explored 100000 steps with 11 reset in 371 ms.
Product exploration explored 100000 steps with 1 reset in 400 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 182 ms. Remains 305 /305 variables (removed 0) and now considering 7936/7936 (removed 0) transitions.
[2023-03-19 20:48:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:48:01] [INFO ] Invariant cache hit.
[2023-03-19 20:48:01] [INFO ] Implicit Places using invariants in 436 ms returned []
[2023-03-19 20:48:01] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:48:01] [INFO ] Invariant cache hit.
[2023-03-19 20:48:02] [INFO ] State equation strengthened by 147 read => feed constraints.
[2023-03-19 20:48:08] [INFO ] Implicit Places using invariants and state equation in 6151 ms returned []
Implicit Place search using SMT with State Equation took 6589 ms to find 0 implicit places.
[2023-03-19 20:48:08] [INFO ] Redundant transitions in 669 ms returned []
[2023-03-19 20:48:08] [INFO ] Flow matrix only has 2732 transitions (discarded 5204 similar events)
[2023-03-19 20:48:08] [INFO ] Invariant cache hit.
[2023-03-19 20:48:10] [INFO ] Dead Transitions using invariants and state equation in 2173 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 9626 ms. Remains : 305/305 places, 7936/7936 transitions.
Treatment of property Szymanski-PT-b10-LTLCardinality-11 finished in 33285 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 20:48:11] [INFO ] Flatten gal took : 215 ms
[2023-03-19 20:48:11] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 1 ms.
[2023-03-19 20:48:11] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 306 places, 8064 transitions and 32128 arcs took 47 ms.
Total runtime 160473 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/929/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : Szymanski-PT-b10-LTLCardinality-11
BK_STOP 1679258894067
--------------------
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//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ 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-b10-LTLCardinality-11
ltl formula formula --ltl=/tmp/929/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 306 places, 8064 transitions and 32128 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.870 real 0.290 user 0.280 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/929/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/929/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/929/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/929/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-b10"
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-b10, 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-167912706800483"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Szymanski-PT-b10.tgz
mv Szymanski-PT-b10 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 ;