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.r201-smll-167840347200060.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 GPUForwardProgress-PT-16b, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r201-smll-167840347200060
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 540K
-rw-r--r-- 1 mcc users 6.5K Feb 25 14:13 CTLCardinality.txt
-rw-r--r-- 1 mcc users 68K Feb 25 14:13 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.7K Feb 25 14:13 CTLFireability.txt
-rw-r--r-- 1 mcc users 39K Feb 25 14:13 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:11 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:11 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K Feb 25 16:11 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Feb 25 16:11 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K Feb 25 14:14 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 139K Feb 25 14:14 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.9K Feb 25 14:14 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 89K Feb 25 14:14 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.7K Feb 25 16:11 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K Feb 25 16:11 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 4 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 84K Mar 5 18:22 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-00
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-01
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-02
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-03
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-04
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-05
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-06
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-07
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-08
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-09
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-10
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-11
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-12
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-13
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-14
FORMULA_NAME GPUForwardProgress-PT-16b-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1678521073570

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=GPUForwardProgress-PT-16b
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-11 07:51:15] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-11 07:51:16] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 07:51:16] [INFO ] Load time of PNML (sax parser for PT used): 95 ms
[2023-03-11 07:51:16] [INFO ] Transformed 340 places.
[2023-03-11 07:51:16] [INFO ] Transformed 357 transitions.
[2023-03-11 07:51:16] [INFO ] Found NUPN structural information;
[2023-03-11 07:51:16] [INFO ] Parsed PT model containing 340 places and 357 transitions and 877 arcs in 196 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 2 formulas.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA GPUForwardProgress-PT-16b-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 50 out of 340 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 340/340 places, 357/357 transitions.
Discarding 31 places :
Symmetric choice reduction at 0 with 31 rule applications. Total rules 31 place count 309 transition count 326
Iterating global reduction 0 with 31 rules applied. Total rules applied 62 place count 309 transition count 326
Discarding 11 places :
Symmetric choice reduction at 0 with 11 rule applications. Total rules 73 place count 298 transition count 315
Iterating global reduction 0 with 11 rules applied. Total rules applied 84 place count 298 transition count 315
Ensure Unique test removed 10 transitions
Reduce isomorphic transitions removed 10 transitions.
Iterating post reduction 0 with 10 rules applied. Total rules applied 94 place count 298 transition count 305
Applied a total of 94 rules in 89 ms. Remains 298 /340 variables (removed 42) and now considering 305/357 (removed 52) transitions.
// Phase 1: matrix 305 rows 298 cols
[2023-03-11 07:51:16] [INFO ] Computed 18 place invariants in 26 ms
[2023-03-11 07:51:16] [INFO ] Implicit Places using invariants in 405 ms returned []
[2023-03-11 07:51:16] [INFO ] Invariant cache hit.
[2023-03-11 07:51:17] [INFO ] Implicit Places using invariants and state equation in 353 ms returned []
Implicit Place search using SMT with State Equation took 799 ms to find 0 implicit places.
[2023-03-11 07:51:17] [INFO ] Invariant cache hit.
[2023-03-11 07:51:17] [INFO ] Dead Transitions using invariants and state equation in 352 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 298/340 places, 305/357 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1243 ms. Remains : 298/340 places, 305/357 transitions.
Support contains 50 out of 298 places after structural reductions.
[2023-03-11 07:51:18] [INFO ] Flatten gal took : 88 ms
[2023-03-11 07:51:18] [INFO ] Flatten gal took : 32 ms
[2023-03-11 07:51:18] [INFO ] Input system was already deterministic with 305 transitions.
Incomplete random walk after 10000 steps, including 69 resets, run finished after 785 ms. (steps per millisecond=12 ) properties (out of 29) seen :21
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 7 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10000 steps, including 9 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 8) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 8) seen :1
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 40 ms. (steps per millisecond=250 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 8 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 33 ms. (steps per millisecond=303 ) properties (out of 7) seen :0
Running SMT prover for 7 properties.
[2023-03-11 07:51:19] [INFO ] Invariant cache hit.
[2023-03-11 07:51:19] [INFO ] [Real]Absence check using 0 positive and 18 generalized place invariants in 18 ms returned sat
[2023-03-11 07:51:19] [INFO ] After 277ms SMT Verify possible using state equation in real domain returned unsat :0 sat :7
[2023-03-11 07:51:20] [INFO ] After 513ms SMT Verify possible using trap constraints in real domain returned unsat :0 sat :7
Attempting to minimize the solution found.
Minimization took 146 ms.
[2023-03-11 07:51:20] [INFO ] After 910ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :7
Parikh walk visited 6 properties in 67 ms.
Support contains 18 out of 298 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 254 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 6 ms
Free SCC test removed 5 places
Drop transitions removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 147 transitions
Trivial Post-agglo rules discarded 147 transitions
Performed 147 trivial Post agglomeration. Transition count delta: 147
Iterating post reduction 0 with 147 rules applied. Total rules applied 148 place count 293 transition count 151
Reduce places removed 147 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 156 rules applied. Total rules applied 304 place count 146 transition count 142
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 306 place count 144 transition count 142
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 34 Pre rules applied. Total rules applied 306 place count 144 transition count 108
Deduced a syphon composed of 34 places in 1 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 3 with 68 rules applied. Total rules applied 374 place count 110 transition count 108
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 377 place count 107 transition count 105
Iterating global reduction 3 with 3 rules applied. Total rules applied 380 place count 107 transition count 105
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 2 Pre rules applied. Total rules applied 380 place count 107 transition count 103
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 3 with 4 rules applied. Total rules applied 384 place count 105 transition count 103
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 3 with 98 rules applied. Total rules applied 482 place count 56 transition count 54
Drop transitions removed 16 transitions
Reduce isomorphic transitions removed 16 transitions.
Iterating post reduction 3 with 16 rules applied. Total rules applied 498 place count 56 transition count 38
Free-agglomeration rule applied 2 times.
Iterating global reduction 4 with 2 rules applied. Total rules applied 500 place count 56 transition count 36
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 502 place count 54 transition count 36
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 503 place count 53 transition count 35
Applied a total of 503 rules in 63 ms. Remains 53 /298 variables (removed 245) and now considering 35/305 (removed 270) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 63 ms. Remains : 53/298 places, 35/305 transitions.
Incomplete random walk after 10000 steps, including 904 resets, run finished after 42 ms. (steps per millisecond=238 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 263 resets, run finished after 19 ms. (steps per millisecond=526 ) properties (out of 1) seen :0
Finished probabilistic random walk after 485 steps, run visited all 1 properties in 9 ms. (steps per millisecond=53 )
Probabilistic random walk after 485 steps, saw 425 distinct states, run finished after 10 ms. (steps per millisecond=48 ) properties seen :1
Computed a total of 57 stabilizing places and 57 stable transitions
Graph (complete) has 460 edges and 298 vertex of which 277 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.9 ms
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((p0||G((p1&&F(p0))))))'
Support contains 1 out of 298 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 250 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.3 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 143 transitions
Trivial Post-agglo rules discarded 143 transitions
Performed 143 trivial Post agglomeration. Transition count delta: 143
Iterating post reduction 0 with 143 rules applied. Total rules applied 145 place count 271 transition count 152
Reduce places removed 143 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 152 rules applied. Total rules applied 297 place count 128 transition count 143
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 300 place count 126 transition count 142
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 301 place count 125 transition count 142
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 301 place count 125 transition count 109
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 367 place count 92 transition count 109
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 384 place count 75 transition count 92
Iterating global reduction 4 with 17 rules applied. Total rules applied 401 place count 75 transition count 92
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 401 place count 75 transition count 91
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 403 place count 74 transition count 91
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 501 place count 25 transition count 42
Discarding 13 places :
Symmetric choice reduction at 4 with 13 rule applications. Total rules 514 place count 12 transition count 16
Iterating global reduction 4 with 13 rules applied. Total rules applied 527 place count 12 transition count 16
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 528 place count 12 transition count 16
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 529 place count 11 transition count 15
Applied a total of 529 rules in 40 ms. Remains 11 /298 variables (removed 287) and now considering 15/305 (removed 290) transitions.
// Phase 1: matrix 15 rows 11 cols
[2023-03-11 07:51:21] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:21] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-11 07:51:21] [INFO ] Invariant cache hit.
[2023-03-11 07:51:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:21] [INFO ] Implicit Places using invariants and state equation in 39 ms returned []
Implicit Place search using SMT with State Equation took 69 ms to find 0 implicit places.
[2023-03-11 07:51:21] [INFO ] Redundant transitions in 20 ms returned []
[2023-03-11 07:51:21] [INFO ] Invariant cache hit.
[2023-03-11 07:51:21] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/298 places, 15/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 171 ms. Remains : 11/298 places, 15/305 transitions.
Stuttering acceptance computed with spot in 272 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 2 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-00 finished in 538 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(((F(G(p0)) U p1)&&(p0||F(p2))))))'
Support contains 3 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 249 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.2 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 141 transitions
Trivial Post-agglo rules discarded 141 transitions
Performed 141 trivial Post agglomeration. Transition count delta: 141
Iterating post reduction 0 with 141 rules applied. Total rules applied 143 place count 271 transition count 154
Reduce places removed 141 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 149 rules applied. Total rules applied 292 place count 130 transition count 146
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 295 place count 128 transition count 145
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 296 place count 127 transition count 145
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 296 place count 127 transition count 112
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 362 place count 94 transition count 112
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 379 place count 77 transition count 95
Iterating global reduction 4 with 17 rules applied. Total rules applied 396 place count 77 transition count 95
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 396 place count 77 transition count 94
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 398 place count 76 transition count 94
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 496 place count 27 transition count 45
Discarding 13 places :
Symmetric choice reduction at 4 with 13 rule applications. Total rules 509 place count 14 transition count 19
Iterating global reduction 4 with 13 rules applied. Total rules applied 522 place count 14 transition count 19
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 524 place count 13 transition count 19
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 525 place count 12 transition count 18
Applied a total of 525 rules in 42 ms. Remains 12 /298 variables (removed 286) and now considering 18/305 (removed 287) transitions.
[2023-03-11 07:51:21] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
// Phase 1: matrix 17 rows 12 cols
[2023-03-11 07:51:21] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:21] [INFO ] Implicit Places using invariants in 38 ms returned []
[2023-03-11 07:51:21] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2023-03-11 07:51:21] [INFO ] Invariant cache hit.
[2023-03-11 07:51:21] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:21] [INFO ] Implicit Places using invariants and state equation in 46 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
[2023-03-11 07:51:21] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-11 07:51:21] [INFO ] Flow matrix only has 17 transitions (discarded 1 similar events)
[2023-03-11 07:51:21] [INFO ] Invariant cache hit.
[2023-03-11 07:51:21] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/298 places, 18/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 187 ms. Remains : 12/298 places, 18/305 transitions.
Stuttering acceptance computed with spot in 384 ms :[(OR (NOT p1) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (NOT p1), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p2))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={} source=0 dest: 1}, { cond=(NOT p1), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p0) (NOT p2)), acceptance={} source=0 dest: 3}], [{ cond=(AND p0 p1), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}, { cond=(AND p0 (NOT p1)), acceptance={1} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0, 1} source=1 dest: 1}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={} source=1 dest: 4}], [{ cond=(NOT p1), acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={0, 1} source=2 dest: 2}], [{ cond=(AND p0 (NOT p2)), acceptance={0} source=3 dest: 3}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=3 dest: 3}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=3 dest: 4}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={} source=3 dest: 5}], [{ cond=(AND p0 p1 (NOT p2)), acceptance={} source=4 dest: 4}, { cond=(AND p0 (NOT p1) (NOT p2)), acceptance={1} source=4 dest: 4}, { cond=(AND (NOT p0) (NOT p2)), acceptance={0, 1} source=4 dest: 4}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={} source=5 dest: 4}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0, 1} source=5 dest: 5}]], initial=0, aps=[p1:(NEQ s8 1), p0:(EQ s4 1), p2:(EQ s1 1)], nbAcceptance=2, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null][true, true, true, true, true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-02 finished in 660 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&&X(p1))))||F(p2)))'
Support contains 3 out of 298 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 297 transition count 305
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 10 place count 288 transition count 296
Iterating global reduction 1 with 9 rules applied. Total rules applied 19 place count 288 transition count 296
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 20 place count 288 transition count 295
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 26 place count 282 transition count 289
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 282 transition count 289
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 36 place count 282 transition count 285
Applied a total of 36 rules in 43 ms. Remains 282 /298 variables (removed 16) and now considering 285/305 (removed 20) transitions.
// Phase 1: matrix 285 rows 282 cols
[2023-03-11 07:51:22] [INFO ] Computed 17 place invariants in 3 ms
[2023-03-11 07:51:22] [INFO ] Implicit Places using invariants in 133 ms returned []
[2023-03-11 07:51:22] [INFO ] Invariant cache hit.
[2023-03-11 07:51:22] [INFO ] Implicit Places using invariants and state equation in 299 ms returned []
Implicit Place search using SMT with State Equation took 440 ms to find 0 implicit places.
[2023-03-11 07:51:22] [INFO ] Invariant cache hit.
[2023-03-11 07:51:22] [INFO ] Dead Transitions using invariants and state equation in 231 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 282/298 places, 285/305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 718 ms. Remains : 282/298 places, 285/305 transitions.
Stuttering acceptance computed with spot in 176 ms :[(OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2))), (NOT p2)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) p0), acceptance={} source=1 dest: 2}, { cond=(AND (NOT p2) (NOT p0)), acceptance={} source=1 dest: 3}], [{ cond=(AND (NOT p2) p0 p1), acceptance={} source=2 dest: 2}, { cond=(OR (AND (NOT p2) (NOT p0)) (AND (NOT p2) (NOT p1))), acceptance={} source=2 dest: 3}], [{ cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p2:(EQ s190 1), p0:(EQ s149 1), p1:(EQ s93 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Stuttering criterion allowed to conclude after 137 steps with 0 reset in 3 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-03 finished in 917 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(p0)&&(p0 U (G(p0)||(p0&&G(p1))))) U (p2&&X(p0)&&(p0 U (G(p0)||(p0&&G(p1))))))))'
Support contains 3 out of 298 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 297 transition count 305
Discarding 8 places :
Symmetric choice reduction at 1 with 8 rule applications. Total rules 9 place count 289 transition count 297
Iterating global reduction 1 with 8 rules applied. Total rules applied 17 place count 289 transition count 297
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 18 place count 289 transition count 296
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 23 place count 284 transition count 291
Iterating global reduction 2 with 5 rules applied. Total rules applied 28 place count 284 transition count 291
Ensure Unique test removed 3 transitions
Reduce isomorphic transitions removed 3 transitions.
Iterating post reduction 2 with 3 rules applied. Total rules applied 31 place count 284 transition count 288
Applied a total of 31 rules in 24 ms. Remains 284 /298 variables (removed 14) and now considering 288/305 (removed 17) transitions.
// Phase 1: matrix 288 rows 284 cols
[2023-03-11 07:51:23] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-11 07:51:23] [INFO ] Implicit Places using invariants in 113 ms returned []
[2023-03-11 07:51:23] [INFO ] Invariant cache hit.
[2023-03-11 07:51:23] [INFO ] Implicit Places using invariants and state equation in 274 ms returned []
Implicit Place search using SMT with State Equation took 391 ms to find 0 implicit places.
[2023-03-11 07:51:23] [INFO ] Invariant cache hit.
[2023-03-11 07:51:23] [INFO ] Dead Transitions using invariants and state equation in 230 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 284/298 places, 288/305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 648 ms. Remains : 284/298 places, 288/305 transitions.
Stuttering acceptance computed with spot in 244 ms :[(AND (NOT p0) (NOT p1)), (NOT p1), (OR (NOT p0) (NOT p2)), true, (OR (NOT p2) (NOT p0)), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND p1 p0), acceptance={} source=0 dest: 0}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 5}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 3}, { cond=(AND (NOT p2) p0), acceptance={0} source=4 dest: 4}, { cond=(AND p2 p0), acceptance={0} source=4 dest: 5}], [{ cond=(AND p1 p0), acceptance={} source=5 dest: 0}, { cond=(NOT p0), acceptance={} source=5 dest: 3}, { cond=(AND (NOT p1) p0), acceptance={} source=5 dest: 5}]], initial=2, aps=[p1:(NEQ s200 1), p0:(NEQ s83 1), p2:(EQ s138 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Stuttering criterion allowed to conclude after 137 steps with 0 reset in 3 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-04 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-04 finished in 921 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((p0||G(p1))))||G(p2)))'
Support contains 20 out of 298 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Discarding 9 places :
Symmetric choice reduction at 0 with 9 rule applications. Total rules 9 place count 289 transition count 296
Iterating global reduction 0 with 9 rules applied. Total rules applied 18 place count 289 transition count 296
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 19 place count 289 transition count 295
Discarding 6 places :
Symmetric choice reduction at 1 with 6 rule applications. Total rules 25 place count 283 transition count 289
Iterating global reduction 1 with 6 rules applied. Total rules applied 31 place count 283 transition count 289
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 1 with 4 rules applied. Total rules applied 35 place count 283 transition count 285
Applied a total of 35 rules in 19 ms. Remains 283 /298 variables (removed 15) and now considering 285/305 (removed 20) transitions.
// Phase 1: matrix 285 rows 283 cols
[2023-03-11 07:51:23] [INFO ] Computed 18 place invariants in 3 ms
[2023-03-11 07:51:24] [INFO ] Implicit Places using invariants in 89 ms returned []
[2023-03-11 07:51:24] [INFO ] Invariant cache hit.
[2023-03-11 07:51:24] [INFO ] Implicit Places using invariants and state equation in 222 ms returned []
Implicit Place search using SMT with State Equation took 315 ms to find 0 implicit places.
[2023-03-11 07:51:24] [INFO ] Invariant cache hit.
[2023-03-11 07:51:24] [INFO ] Dead Transitions using invariants and state equation in 201 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 283/298 places, 285/305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 537 ms. Remains : 283/298 places, 285/305 transitions.
Stuttering acceptance computed with spot in 519 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p2) (NOT p0)), (NOT p2), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p1) (NOT p0))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=p1, acceptance={} source=1 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=3 dest: 1}, { cond=(AND p2 (NOT p0) (NOT p1)), acceptance={} source=3 dest: 4}, { cond=(AND p2 (NOT p0) p1), acceptance={} source=3 dest: 5}], [{ cond=(NOT p2), acceptance={} source=4 dest: 0}, { cond=p2, acceptance={} source=4 dest: 4}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={} source=5 dest: 0}, { cond=(AND (NOT p2) p1), acceptance={} source=5 dest: 1}, { cond=(AND p2 (NOT p1)), acceptance={} source=5 dest: 4}, { cond=(AND p2 p1), acceptance={} source=5 dest: 5}], [{ cond=(NOT p2), acceptance={} source=6 dest: 7}, { cond=p2, acceptance={} source=6 dest: 8}], [{ cond=true, acceptance={} source=7 dest: 2}], [{ cond=(NOT p2), acceptance={} source=8 dest: 2}, { cond=p2, acceptance={} source=8 dest: 3}]], initial=6, aps=[p1:(EQ s135 1), p0:(EQ s78 1), p2:(AND (EQ s21 1) (EQ s36 1) (EQ s51 1) (EQ s66 1) (EQ s81 1) (EQ s98 1) (EQ s113 1) (EQ s128 1) (EQ s143 1) (EQ s158 1) (...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-05 finished in 1079 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 5 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 246 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.2 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 141 transitions
Trivial Post-agglo rules discarded 141 transitions
Performed 141 trivial Post agglomeration. Transition count delta: 141
Iterating post reduction 0 with 141 rules applied. Total rules applied 143 place count 271 transition count 154
Reduce places removed 141 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 149 rules applied. Total rules applied 292 place count 130 transition count 146
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 294 place count 128 transition count 146
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 33 Pre rules applied. Total rules applied 294 place count 128 transition count 113
Deduced a syphon composed of 33 places in 1 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 3 with 66 rules applied. Total rules applied 360 place count 95 transition count 113
Discarding 16 places :
Symmetric choice reduction at 3 with 16 rule applications. Total rules 376 place count 79 transition count 97
Iterating global reduction 3 with 16 rules applied. Total rules applied 392 place count 79 transition count 97
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 492 place count 29 transition count 47
Discarding 13 places :
Symmetric choice reduction at 3 with 13 rule applications. Total rules 505 place count 16 transition count 21
Iterating global reduction 3 with 13 rules applied. Total rules applied 518 place count 16 transition count 21
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 3 with 2 rules applied. Total rules applied 520 place count 15 transition count 21
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 521 place count 14 transition count 20
Applied a total of 521 rules in 26 ms. Remains 14 /298 variables (removed 284) and now considering 20/305 (removed 285) transitions.
[2023-03-11 07:51:25] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
// Phase 1: matrix 19 rows 14 cols
[2023-03-11 07:51:25] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:25] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-11 07:51:25] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:25] [INFO ] Invariant cache hit.
[2023-03-11 07:51:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:25] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 57 ms to find 0 implicit places.
[2023-03-11 07:51:25] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-11 07:51:25] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:25] [INFO ] Invariant cache hit.
[2023-03-11 07:51:25] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 14/298 places, 20/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 129 ms. Remains : 14/298 places, 20/305 transitions.
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (EQ s13 1) (EQ s4 1) (AND (EQ s3 1) (EQ s9 1) (EQ s12 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 30841 reset in 305 ms.
Product exploration explored 100000 steps with 30808 reset in 223 ms.
Computed a total of 3 stabilizing places and 6 stable transitions
Computed a total of 3 stabilizing places and 6 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 132 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Finished random walk after 2 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=2 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 155 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
[2023-03-11 07:51:26] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:26] [INFO ] Invariant cache hit.
[2023-03-11 07:51:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 07:51:26] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2023-03-11 07:51:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 07:51:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 07:51:26] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2023-03-11 07:51:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:26] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-11 07:51:26] [INFO ] Computed and/alt/rep : 17/61/16 causal constraints (skipped 0 transitions) in 3 ms.
[2023-03-11 07:51:26] [INFO ] Added : 9 causal constraints over 2 iterations in 22 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 20/20 transitions.
Applied a total of 0 rules in 1 ms. Remains 14 /14 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-11 07:51:26] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:26] [INFO ] Invariant cache hit.
[2023-03-11 07:51:26] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-03-11 07:51:26] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:26] [INFO ] Invariant cache hit.
[2023-03-11 07:51:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:26] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 55 ms to find 0 implicit places.
[2023-03-11 07:51:26] [INFO ] Redundant transitions in 15 ms returned []
[2023-03-11 07:51:26] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:26] [INFO ] Invariant cache hit.
[2023-03-11 07:51:26] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 110 ms. Remains : 14/14 places, 20/20 transitions.
Computed a total of 3 stabilizing places and 6 stable transitions
Computed a total of 3 stabilizing places and 6 stable transitions
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0))]
Knowledge based reduction with 1 factoid took 130 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Finished random walk after 1 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=1 )
Knowledge obtained : [(NOT p0)]
False Knowledge obtained : [(X (NOT p0)), (X p0), (X (X (NOT p0))), (X (X p0)), (F p0)]
Knowledge based reduction with 1 factoid took 150 ms. Reduced automaton from 1 states, 1 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 37 ms :[(NOT p0)]
[2023-03-11 07:51:26] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:26] [INFO ] Invariant cache hit.
[2023-03-11 07:51:26] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 07:51:26] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2023-03-11 07:51:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 07:51:26] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 07:51:26] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2023-03-11 07:51:26] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:26] [INFO ] [Nat]Added 1 Read/Feed constraints in 1 ms returned sat
[2023-03-11 07:51:26] [INFO ] Computed and/alt/rep : 17/61/16 causal constraints (skipped 0 transitions) in 2 ms.
[2023-03-11 07:51:26] [INFO ] Added : 9 causal constraints over 2 iterations in 15 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 126 ms :[(NOT p0)]
Product exploration explored 100000 steps with 30705 reset in 107 ms.
Product exploration explored 100000 steps with 30820 reset in 115 ms.
Support contains 5 out of 14 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 14/14 places, 20/20 transitions.
Applied a total of 0 rules in 2 ms. Remains 14 /14 variables (removed 0) and now considering 20/20 (removed 0) transitions.
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:27] [INFO ] Implicit Places using invariants and state equation in 37 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
[2023-03-11 07:51:27] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 19 transitions (discarded 1 similar events)
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 111 ms. Remains : 14/14 places, 20/20 transitions.
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-06 finished in 2456 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((X(X((p0||G(F(p1)))))||F(p0))))'
Support contains 2 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 251 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.1 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 143 transitions
Trivial Post-agglo rules discarded 143 transitions
Performed 143 trivial Post agglomeration. Transition count delta: 143
Iterating post reduction 0 with 143 rules applied. Total rules applied 145 place count 271 transition count 152
Reduce places removed 143 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 152 rules applied. Total rules applied 297 place count 128 transition count 143
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 4 rules applied. Total rules applied 301 place count 126 transition count 141
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 303 place count 124 transition count 141
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 303 place count 124 transition count 108
Deduced a syphon composed of 33 places in 4 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 369 place count 91 transition count 108
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 386 place count 74 transition count 91
Iterating global reduction 4 with 17 rules applied. Total rules applied 403 place count 74 transition count 91
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 403 place count 74 transition count 90
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 405 place count 73 transition count 90
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 501 place count 25 transition count 42
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 515 place count 11 transition count 14
Iterating global reduction 4 with 14 rules applied. Total rules applied 529 place count 11 transition count 14
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 530 place count 10 transition count 13
Applied a total of 530 rules in 34 ms. Remains 10 /298 variables (removed 288) and now considering 13/305 (removed 292) transitions.
// Phase 1: matrix 13 rows 10 cols
[2023-03-11 07:51:27] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-11 07:51:27] [INFO ] Implicit Places using invariants in 24 ms returned []
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:27] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 56 ms to find 0 implicit places.
[2023-03-11 07:51:27] [INFO ] Redundant transitions in 11 ms returned []
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 10/298 places, 13/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 133 ms. Remains : 10/298 places, 13/305 transitions.
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s6 1), p1:(EQ s4 1)], 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 11 steps with 2 reset in 1 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-07 finished in 235 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||F(p1)))))'
Support contains 3 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 247 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.2 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 143 transitions
Trivial Post-agglo rules discarded 143 transitions
Performed 143 trivial Post agglomeration. Transition count delta: 143
Iterating post reduction 0 with 143 rules applied. Total rules applied 145 place count 271 transition count 152
Reduce places removed 143 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 152 rules applied. Total rules applied 297 place count 128 transition count 143
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 300 place count 126 transition count 142
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 301 place count 125 transition count 142
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 301 place count 125 transition count 109
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 367 place count 92 transition count 109
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 384 place count 75 transition count 92
Iterating global reduction 4 with 17 rules applied. Total rules applied 401 place count 75 transition count 92
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 401 place count 75 transition count 91
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 403 place count 74 transition count 91
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 4 with 96 rules applied. Total rules applied 499 place count 26 transition count 43
Discarding 13 places :
Symmetric choice reduction at 4 with 13 rule applications. Total rules 512 place count 13 transition count 17
Iterating global reduction 4 with 13 rules applied. Total rules applied 525 place count 13 transition count 17
Partial Post-agglomeration rule applied 1 times.
Drop transitions removed 1 transitions
Iterating global reduction 4 with 1 rules applied. Total rules applied 526 place count 13 transition count 17
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 527 place count 12 transition count 16
Applied a total of 527 rules in 23 ms. Remains 12 /298 variables (removed 286) and now considering 16/305 (removed 289) transitions.
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 15 transitions (discarded 1 similar events)
// Phase 1: matrix 15 rows 12 cols
[2023-03-11 07:51:27] [INFO ] Computed 0 place invariants in 0 ms
[2023-03-11 07:51:27] [INFO ] Implicit Places using invariants in 22 ms returned []
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 15 transitions (discarded 1 similar events)
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:27] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-03-11 07:51:27] [INFO ] Redundant transitions in 13 ms returned []
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 15 transitions (discarded 1 similar events)
[2023-03-11 07:51:27] [INFO ] Invariant cache hit.
[2023-03-11 07:51:27] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 12/298 places, 16/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 125 ms. Remains : 12/298 places, 16/305 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(EQ s10 1), p1:(OR (EQ s3 1) (EQ s6 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 2 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-08 finished in 220 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0) U G(p1)))'
Support contains 2 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 248 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 6 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.1 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 141 transitions
Trivial Post-agglo rules discarded 141 transitions
Performed 141 trivial Post agglomeration. Transition count delta: 141
Iterating post reduction 0 with 141 rules applied. Total rules applied 143 place count 271 transition count 154
Reduce places removed 141 places and 0 transitions.
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 148 rules applied. Total rules applied 291 place count 130 transition count 147
Reduce places removed 2 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 2 with 4 rules applied. Total rules applied 295 place count 128 transition count 145
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 297 place count 126 transition count 145
Performed 32 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 32 Pre rules applied. Total rules applied 297 place count 126 transition count 113
Deduced a syphon composed of 32 places in 0 ms
Reduce places removed 32 places and 0 transitions.
Iterating global reduction 4 with 64 rules applied. Total rules applied 361 place count 94 transition count 113
Discarding 18 places :
Symmetric choice reduction at 4 with 18 rule applications. Total rules 379 place count 76 transition count 95
Iterating global reduction 4 with 18 rules applied. Total rules applied 397 place count 76 transition count 95
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 398 place count 76 transition count 94
Performed 2 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 5 with 2 Pre rules applied. Total rules applied 398 place count 76 transition count 92
Deduced a syphon composed of 2 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 5 with 4 rules applied. Total rules applied 402 place count 74 transition count 92
Performed 48 Post agglomeration using F-continuation condition.Transition count delta: 48
Deduced a syphon composed of 48 places in 0 ms
Reduce places removed 48 places and 0 transitions.
Iterating global reduction 5 with 96 rules applied. Total rules applied 498 place count 26 transition count 44
Discarding 13 places :
Symmetric choice reduction at 5 with 13 rule applications. Total rules 511 place count 13 transition count 18
Iterating global reduction 5 with 13 rules applied. Total rules applied 524 place count 13 transition count 18
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 526 place count 12 transition count 18
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 5 with 2 rules applied. Total rules applied 528 place count 12 transition count 18
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 5 with 1 rules applied. Total rules applied 529 place count 11 transition count 17
Applied a total of 529 rules in 33 ms. Remains 11 /298 variables (removed 287) and now considering 17/305 (removed 288) transitions.
[2023-03-11 07:51:27] [INFO ] Flow matrix only has 16 transitions (discarded 1 similar events)
// Phase 1: matrix 16 rows 11 cols
[2023-03-11 07:51:27] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:28] [INFO ] Implicit Places using invariants in 28 ms returned []
[2023-03-11 07:51:28] [INFO ] Flow matrix only has 16 transitions (discarded 1 similar events)
[2023-03-11 07:51:28] [INFO ] Invariant cache hit.
[2023-03-11 07:51:28] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:28] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 62 ms to find 0 implicit places.
[2023-03-11 07:51:28] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-11 07:51:28] [INFO ] Flow matrix only has 16 transitions (discarded 1 similar events)
[2023-03-11 07:51:28] [INFO ] Invariant cache hit.
[2023-03-11 07:51:28] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 11/298 places, 17/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 145 ms. Remains : 11/298 places, 17/305 transitions.
Stuttering acceptance computed with spot in 158 ms :[(NOT p1), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=p1, acceptance={} source=0 dest: 0}, { cond=(NOT p1), acceptance={0} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(EQ s5 1), p0:(OR (EQ s5 1) (EQ s3 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Stuttering criterion allowed to conclude after 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-09 finished in 320 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((p0&&X((p0 U (p1||G(p0)))))))))'
Support contains 2 out of 298 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 297 transition count 305
Discarding 10 places :
Symmetric choice reduction at 1 with 10 rule applications. Total rules 11 place count 287 transition count 295
Iterating global reduction 1 with 10 rules applied. Total rules applied 21 place count 287 transition count 295
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 22 place count 287 transition count 294
Discarding 7 places :
Symmetric choice reduction at 2 with 7 rule applications. Total rules 29 place count 280 transition count 287
Iterating global reduction 2 with 7 rules applied. Total rules applied 36 place count 280 transition count 287
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 41 place count 280 transition count 282
Applied a total of 41 rules in 30 ms. Remains 280 /298 variables (removed 18) and now considering 282/305 (removed 23) transitions.
// Phase 1: matrix 282 rows 280 cols
[2023-03-11 07:51:28] [INFO ] Computed 17 place invariants in 4 ms
[2023-03-11 07:51:28] [INFO ] Implicit Places using invariants in 123 ms returned []
[2023-03-11 07:51:28] [INFO ] Invariant cache hit.
[2023-03-11 07:51:28] [INFO ] Implicit Places using invariants and state equation in 268 ms returned []
Implicit Place search using SMT with State Equation took 398 ms to find 0 implicit places.
[2023-03-11 07:51:28] [INFO ] Invariant cache hit.
[2023-03-11 07:51:28] [INFO ] Dead Transitions using invariants and state equation in 230 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 280/298 places, 282/305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 660 ms. Remains : 280/298 places, 282/305 transitions.
Stuttering acceptance computed with spot in 168 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=2 dest: 2}, { cond=p0, acceptance={0} source=2 dest: 3}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 2}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 3}]], initial=0, aps=[p0:(NEQ s55 1), p1:(NEQ s54 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 25000 reset in 249 ms.
Product exploration explored 100000 steps with 25000 reset in 245 ms.
Computed a total of 51 stabilizing places and 51 stable transitions
Graph (complete) has 435 edges and 280 vertex of which 260 are kept as prefixes of interest. Removing 20 places using SCC suffix rule.7 ms
Computed a total of 51 stabilizing places and 51 stable transitions
Knowledge obtained : [(AND p0 p1), (X (X p0))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 96 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 4 states, 6 edges and 2 AP (stutter sensitive).
Stuttering acceptance computed with spot in 160 ms :[(NOT p0), (NOT p0), (NOT p0), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 69 resets, run finished after 252 ms. (steps per millisecond=39 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 9 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 3) seen :0
Incomplete Best-First random walk after 10001 steps, including 6 resets, run finished after 24 ms. (steps per millisecond=416 ) properties (out of 3) seen :2
Running SMT prover for 1 properties.
[2023-03-11 07:51:30] [INFO ] Invariant cache hit.
[2023-03-11 07:51:30] [INFO ] [Real]Absence check using 0 positive and 17 generalized place invariants in 14 ms returned sat
[2023-03-11 07:51:30] [INFO ] After 226ms 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.
Found 1 invariant AP formulas.
Knowledge obtained : [(AND p0 p1), (X (X p0)), (G (NOT (AND (NOT p1) (NOT p0))))]
False Knowledge obtained : [(F (NOT p0)), (F (AND (NOT p1) p0))]
Knowledge sufficient to adopt a stutter insensitive property.
Property proved to be true thanks to knowledge :(AND p0 p1)
Knowledge based reduction with 3 factoid took 162 ms. Reduced automaton from 4 states, 6 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA GPUForwardProgress-PT-16b-LTLFireability-10 TRUE TECHNIQUES KNOWLEDGE
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-10 finished in 2365 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 3 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 249 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.1 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 144 rules applied. Total rules applied 146 place count 271 transition count 151
Reduce places removed 144 places and 0 transitions.
Ensure Unique test removed 7 transitions
Reduce isomorphic transitions removed 7 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 153 rules applied. Total rules applied 299 place count 127 transition count 142
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 301 place count 125 transition count 142
Performed 34 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 3 with 34 Pre rules applied. Total rules applied 301 place count 125 transition count 108
Deduced a syphon composed of 34 places in 0 ms
Reduce places removed 34 places and 0 transitions.
Iterating global reduction 3 with 68 rules applied. Total rules applied 369 place count 91 transition count 108
Discarding 17 places :
Symmetric choice reduction at 3 with 17 rule applications. Total rules 386 place count 74 transition count 91
Iterating global reduction 3 with 17 rules applied. Total rules applied 403 place count 74 transition count 91
Performed 50 Post agglomeration using F-continuation condition.Transition count delta: 50
Deduced a syphon composed of 50 places in 0 ms
Reduce places removed 50 places and 0 transitions.
Iterating global reduction 3 with 100 rules applied. Total rules applied 503 place count 24 transition count 41
Discarding 14 places :
Symmetric choice reduction at 3 with 14 rule applications. Total rules 517 place count 10 transition count 13
Iterating global reduction 3 with 14 rules applied. Total rules applied 531 place count 10 transition count 13
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 3 with 1 rules applied. Total rules applied 532 place count 9 transition count 12
Applied a total of 532 rules in 24 ms. Remains 9 /298 variables (removed 289) and now considering 12/305 (removed 293) transitions.
// Phase 1: matrix 12 rows 9 cols
[2023-03-11 07:51:30] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:30] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-11 07:51:30] [INFO ] Invariant cache hit.
[2023-03-11 07:51:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:30] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-03-11 07:51:30] [INFO ] Redundant transitions in 16 ms returned []
[2023-03-11 07:51:30] [INFO ] Invariant cache hit.
[2023-03-11 07:51:30] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 9/298 places, 12/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 127 ms. Remains : 9/298 places, 12/305 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-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:(AND (EQ s3 1) (EQ s6 1) (EQ s8 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Stuttering criterion allowed to conclude after 4 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-11 finished in 184 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) U (p1 U (p2||F((G(F(p3))||(!p3&&F(p3))))))))'
Support contains 4 out of 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 245 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 1 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.1 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 141 transitions
Trivial Post-agglo rules discarded 141 transitions
Performed 141 trivial Post agglomeration. Transition count delta: 141
Iterating post reduction 0 with 141 rules applied. Total rules applied 143 place count 271 transition count 154
Reduce places removed 141 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 1 with 148 rules applied. Total rules applied 291 place count 130 transition count 147
Reduce places removed 1 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 2 rules applied. Total rules applied 293 place count 129 transition count 146
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 294 place count 128 transition count 146
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 294 place count 128 transition count 113
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 360 place count 95 transition count 113
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 377 place count 78 transition count 96
Iterating global reduction 4 with 17 rules applied. Total rules applied 394 place count 78 transition count 96
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 394 place count 78 transition count 95
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 396 place count 77 transition count 95
Performed 47 Post agglomeration using F-continuation condition.Transition count delta: 47
Deduced a syphon composed of 47 places in 1 ms
Reduce places removed 47 places and 0 transitions.
Iterating global reduction 4 with 94 rules applied. Total rules applied 490 place count 30 transition count 48
Discarding 13 places :
Symmetric choice reduction at 4 with 13 rule applications. Total rules 503 place count 17 transition count 22
Iterating global reduction 4 with 13 rules applied. Total rules applied 516 place count 17 transition count 22
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 518 place count 16 transition count 22
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 520 place count 16 transition count 22
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 521 place count 15 transition count 21
Applied a total of 521 rules in 29 ms. Remains 15 /298 variables (removed 283) and now considering 21/305 (removed 284) transitions.
[2023-03-11 07:51:30] [INFO ] Flow matrix only has 20 transitions (discarded 1 similar events)
// Phase 1: matrix 20 rows 15 cols
[2023-03-11 07:51:30] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:30] [INFO ] Implicit Places using invariants in 29 ms returned []
[2023-03-11 07:51:30] [INFO ] Flow matrix only has 20 transitions (discarded 1 similar events)
[2023-03-11 07:51:30] [INFO ] Invariant cache hit.
[2023-03-11 07:51:30] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:30] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
[2023-03-11 07:51:30] [INFO ] Redundant transitions in 0 ms returned []
[2023-03-11 07:51:30] [INFO ] Flow matrix only has 20 transitions (discarded 1 similar events)
[2023-03-11 07:51:30] [INFO ] Invariant cache hit.
[2023-03-11 07:51:30] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 15/298 places, 21/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 136 ms. Remains : 15/298 places, 21/305 transitions.
Stuttering acceptance computed with spot in 349 ms :[(AND (NOT p2) (NOT p3)), (NOT p3), (NOT p3), (AND (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p3)), (AND (NOT p2) (NOT p3)), (AND (NOT p3) (NOT p0)), (AND (NOT p2) (NOT p3))]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p2) p3 p0), acceptance={} source=0 dest: 0}, { cond=(AND (NOT p2) p3 (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p2) (NOT p3) (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(AND (NOT p2) (NOT p3) (NOT p1) p0), acceptance={} source=0 dest: 3}, { cond=(AND (NOT p2) (NOT p3) p0), acceptance={} source=0 dest: 4}, { cond=(AND (NOT p2) (NOT p3) p1 (NOT p0)), acceptance={} source=0 dest: 5}, { cond=(AND (NOT p2) p3 (NOT p1) p0), acceptance={} source=0 dest: 6}, { cond=(AND (NOT p2) p3 p1 (NOT p0)), acceptance={} source=0 dest: 7}], [{ cond=p3, acceptance={} source=1 dest: 1}, { cond=(NOT p3), acceptance={} source=1 dest: 2}], [{ cond=(NOT p3), acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p3) (NOT p0)), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p3) p0), acceptance={} source=3 dest: 3}], [{ cond=(AND (NOT p2) (NOT p3) (NOT p1) (NOT p0)), acceptance={} source=4 dest: 2}, { cond=(AND (NOT p2) (NOT p3) (NOT p1) p0), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p2) (NOT p3) p0), acceptance={0} source=4 dest: 4}, { cond=(AND (NOT p2) (NOT p3) p1 (NOT p0)), acceptance={} source=4 dest: 5}], [{ cond=(AND (NOT p2) (NOT p3) (NOT p1)), acceptance={} source=5 dest: 2}, { cond=(AND (NOT p2) (NOT p3) p1), acceptance={0} source=5 dest: 5}], [{ cond=(AND p3 (NOT p0)), acceptance={} source=6 dest: 1}, { cond=(AND (NOT p3) (NOT p0)), acceptance={} source=6 dest: 2}, { cond=(AND (NOT p3) p0), acceptance={} source=6 dest: 3}, { cond=(AND p3 p0), acceptance={} source=6 dest: 6}], [{ cond=(AND (NOT p2) p3 (NOT p1)), acceptance={} source=7 dest: 1}, { cond=(AND (NOT p2) (NOT p3) (NOT p1)), acceptance={} source=7 dest: 2}, { cond=(AND (NOT p2) (NOT p3) p1), acceptance={} source=7 dest: 5}, { cond=(AND (NOT p2) p3 p1), acceptance={} source=7 dest: 7}]], initial=0, aps=[p2:(EQ s6 1), p3:(NEQ s3 1), p0:(EQ s13 1), p1:(EQ s7 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null, null, null, null][true, true, true, true, true, true, true, true]]
Stuttering criterion allowed to conclude after 7 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-12 finished in 512 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)))))'
Support contains 1 out of 298 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Ensure Unique test removed 1 places
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 297 transition count 305
Discarding 9 places :
Symmetric choice reduction at 1 with 9 rule applications. Total rules 10 place count 288 transition count 296
Iterating global reduction 1 with 9 rules applied. Total rules applied 19 place count 288 transition count 296
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 20 place count 288 transition count 295
Discarding 6 places :
Symmetric choice reduction at 2 with 6 rule applications. Total rules 26 place count 282 transition count 289
Iterating global reduction 2 with 6 rules applied. Total rules applied 32 place count 282 transition count 289
Ensure Unique test removed 5 transitions
Reduce isomorphic transitions removed 5 transitions.
Iterating post reduction 2 with 5 rules applied. Total rules applied 37 place count 282 transition count 284
Applied a total of 37 rules in 19 ms. Remains 282 /298 variables (removed 16) and now considering 284/305 (removed 21) transitions.
// Phase 1: matrix 284 rows 282 cols
[2023-03-11 07:51:31] [INFO ] Computed 17 place invariants in 2 ms
[2023-03-11 07:51:31] [INFO ] Implicit Places using invariants in 127 ms returned []
[2023-03-11 07:51:31] [INFO ] Invariant cache hit.
[2023-03-11 07:51:31] [INFO ] Implicit Places using invariants and state equation in 272 ms returned []
Implicit Place search using SMT with State Equation took 401 ms to find 0 implicit places.
[2023-03-11 07:51:31] [INFO ] Invariant cache hit.
[2023-03-11 07:51:31] [INFO ] Dead Transitions using invariants and state equation in 238 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 282/298 places, 284/305 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 659 ms. Remains : 282/298 places, 284/305 transitions.
Stuttering acceptance computed with spot in 244 ms :[true, (NOT p0), (NOT p0), (NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 0}, { cond=p0, acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 4}], [{ cond=true, acceptance={} source=4 dest: 2}]], initial=3, aps=[p0:(EQ s260 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 3 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-13 finished in 920 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 298 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 298/298 places, 305/305 transitions.
Graph (trivial) has 252 edges and 298 vertex of which 6 / 298 are part of one of the 1 SCC in 0 ms
Free SCC test removed 5 places
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Graph (complete) has 454 edges and 293 vertex of which 272 are kept as prefixes of interest. Removing 21 places using SCC suffix rule.1 ms
Discarding 21 places :
Also discarding 3 output transitions
Drop transitions removed 3 transitions
Reduce places removed 1 places and 1 transitions.
Drop transitions removed 144 transitions
Trivial Post-agglo rules discarded 144 transitions
Performed 144 trivial Post agglomeration. Transition count delta: 144
Iterating post reduction 0 with 144 rules applied. Total rules applied 146 place count 271 transition count 151
Reduce places removed 144 places and 0 transitions.
Ensure Unique test removed 6 transitions
Reduce isomorphic transitions removed 6 transitions.
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 1 with 152 rules applied. Total rules applied 298 place count 127 transition count 143
Reduce places removed 2 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 2 with 3 rules applied. Total rules applied 301 place count 125 transition count 142
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 302 place count 124 transition count 142
Performed 33 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 33 Pre rules applied. Total rules applied 302 place count 124 transition count 109
Deduced a syphon composed of 33 places in 0 ms
Reduce places removed 33 places and 0 transitions.
Iterating global reduction 4 with 66 rules applied. Total rules applied 368 place count 91 transition count 109
Discarding 17 places :
Symmetric choice reduction at 4 with 17 rule applications. Total rules 385 place count 74 transition count 92
Iterating global reduction 4 with 17 rules applied. Total rules applied 402 place count 74 transition count 92
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 4 with 1 Pre rules applied. Total rules applied 402 place count 74 transition count 91
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 404 place count 73 transition count 91
Performed 49 Post agglomeration using F-continuation condition.Transition count delta: 49
Deduced a syphon composed of 49 places in 0 ms
Reduce places removed 49 places and 0 transitions.
Iterating global reduction 4 with 98 rules applied. Total rules applied 502 place count 24 transition count 42
Discarding 14 places :
Symmetric choice reduction at 4 with 14 rule applications. Total rules 516 place count 10 transition count 14
Iterating global reduction 4 with 14 rules applied. Total rules applied 530 place count 10 transition count 14
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 0
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 532 place count 9 transition count 14
Partial Post-agglomeration rule applied 2 times.
Drop transitions removed 2 transitions
Iterating global reduction 4 with 2 rules applied. Total rules applied 534 place count 9 transition count 14
Reduce places removed 1 places and 1 transitions.
Iterating global reduction 4 with 1 rules applied. Total rules applied 535 place count 8 transition count 13
Applied a total of 535 rules in 19 ms. Remains 8 /298 variables (removed 290) and now considering 13/305 (removed 292) transitions.
[2023-03-11 07:51:32] [INFO ] Flow matrix only has 12 transitions (discarded 1 similar events)
// Phase 1: matrix 12 rows 8 cols
[2023-03-11 07:51:32] [INFO ] Computed 0 place invariants in 1 ms
[2023-03-11 07:51:32] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-03-11 07:51:32] [INFO ] Flow matrix only has 12 transitions (discarded 1 similar events)
[2023-03-11 07:51:32] [INFO ] Invariant cache hit.
[2023-03-11 07:51:32] [INFO ] State equation strengthened by 1 read => feed constraints.
[2023-03-11 07:51:32] [INFO ] Implicit Places using invariants and state equation in 33 ms returned []
Implicit Place search using SMT with State Equation took 58 ms to find 0 implicit places.
[2023-03-11 07:51:32] [INFO ] Redundant transitions in 14 ms returned []
[2023-03-11 07:51:32] [INFO ] Flow matrix only has 12 transitions (discarded 1 similar events)
[2023-03-11 07:51:32] [INFO ] Invariant cache hit.
[2023-03-11 07:51:32] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 8/298 places, 13/305 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 123 ms. Remains : 8/298 places, 13/305 transitions.
Stuttering acceptance computed with spot in 78 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : GPUForwardProgress-PT-16b-LTLFireability-15 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:(EQ s2 1)], 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 1 steps with 0 reset in 0 ms.
FORMULA GPUForwardProgress-PT-16b-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property GPUForwardProgress-PT-16b-LTLFireability-15 finished in 217 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
[2023-03-11 07:51:32] [INFO ] Flatten gal took : 21 ms
[2023-03-11 07:51:32] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 2 ms.
[2023-03-11 07:51:32] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 298 places, 305 transitions and 773 arcs took 3 ms.
Total runtime 16746 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1080/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : GPUForwardProgress-PT-16b-LTLFireability-06

BK_STOP 1678521093976

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name GPUForwardProgress-PT-16b-LTLFireability-06
ltl formula formula --ltl=/tmp/1080/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 298 places, 305 transitions and 773 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1080/ltl_0_
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1080/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1080/ltl_0_
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 0/ 4): Loading Petri net took 0.100 real 0.010 user 0.020 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1080/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 1 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***

Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size

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="GPUForwardProgress-PT-16b"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is GPUForwardProgress-PT-16b, examination is LTLFireability"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r201-smll-167840347200060"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/GPUForwardProgress-PT-16b.tgz
mv GPUForwardProgress-PT-16b execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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