About the Execution of LoLa+red for HirschbergSinclair-PT-50
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 955.172 | 510292.00 | 548846.00 | 2403.70 | F?F?FFTTTFTFFFFT | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2023-input.r199-smll-167840346000499.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5348
Executing tool lolaxred
Input is HirschbergSinclair-PT-50, examination is LTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r199-smll-167840346000499
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 13K Feb 26 02:12 CTLCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 26 02:12 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Feb 26 02:11 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Feb 26 02:11 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.4K Feb 25 16:15 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K Feb 25 16:15 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.5K Feb 25 16:15 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K Feb 25 16:15 LTLFireability.xml
-rw-r--r-- 1 mcc users 14K Feb 26 02:12 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 101K Feb 26 02:12 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Feb 26 02:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 47K Feb 26 02:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.0K Feb 25 16:15 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.0K Feb 25 16:15 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 5 18:22 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:22 iscolored
-rw-r--r-- 1 mcc users 652K 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 HirschbergSinclair-PT-50-LTLCardinality-00
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-01
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-02
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-03
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-04
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-05
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-06
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-07
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-08
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-09
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-10
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-11
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-12
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-13
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-14
FORMULA_NAME HirschbergSinclair-PT-50-LTLCardinality-15
=== Now, execution of the tool begins
BK_START 1678556695091
bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=lolaxred
BK_EXAMINATION=LTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-50
Applying reductions before tool lola
Invoking reducer
Running Version 202303021504
[2023-03-11 17:44:58] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLCardinality, -timeout, 360, -rebuildPNML]
[2023-03-11 17:44:58] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-11 17:44:58] [INFO ] Load time of PNML (sax parser for PT used): 221 ms
[2023-03-11 17:44:58] [INFO ] Transformed 1208 places.
[2023-03-11 17:44:58] [INFO ] Transformed 1102 transitions.
[2023-03-11 17:44:58] [INFO ] Parsed PT model containing 1208 places and 1102 transitions and 3361 arcs in 337 ms.
Parsed 16 properties from file /home/mcc/execution/LTLCardinality.xml in 14 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 3 formulas.
FORMULA HirschbergSinclair-PT-50-LTLCardinality-11 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLCardinality-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLCardinality-13 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 45 out of 1208 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1208/1208 places, 1102/1102 transitions.
Reduce places removed 49 places and 0 transitions.
Iterating post reduction 0 with 49 rules applied. Total rules applied 49 place count 1159 transition count 1102
Discarding 47 places :
Symmetric choice reduction at 1 with 47 rule applications. Total rules 96 place count 1112 transition count 1055
Iterating global reduction 1 with 47 rules applied. Total rules applied 143 place count 1112 transition count 1055
Discarding 45 places :
Symmetric choice reduction at 1 with 45 rule applications. Total rules 188 place count 1067 transition count 1010
Iterating global reduction 1 with 45 rules applied. Total rules applied 233 place count 1067 transition count 1010
Applied a total of 233 rules in 508 ms. Remains 1067 /1208 variables (removed 141) and now considering 1010/1102 (removed 92) transitions.
// Phase 1: matrix 1010 rows 1067 cols
[2023-03-11 17:44:59] [INFO ] Computed 57 place invariants in 59 ms
[2023-03-11 17:45:00] [INFO ] Implicit Places using invariants in 1221 ms returned []
[2023-03-11 17:45:00] [INFO ] Invariant cache hit.
[2023-03-11 17:45:05] [INFO ] Implicit Places using invariants and state equation in 4692 ms returned []
Implicit Place search using SMT with State Equation took 5952 ms to find 0 implicit places.
[2023-03-11 17:45:05] [INFO ] Invariant cache hit.
[2023-03-11 17:45:06] [INFO ] Dead Transitions using invariants and state equation in 1036 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1067/1208 places, 1010/1102 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7503 ms. Remains : 1067/1208 places, 1010/1102 transitions.
Support contains 45 out of 1067 places after structural reductions.
[2023-03-11 17:45:06] [INFO ] Flatten gal took : 156 ms
[2023-03-11 17:45:06] [INFO ] Flatten gal took : 83 ms
[2023-03-11 17:45:07] [INFO ] Input system was already deterministic with 1010 transitions.
Support contains 44 out of 1067 places (down from 45) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 9 resets, run finished after 720 ms. (steps per millisecond=13 ) properties (out of 29) seen :14
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 8 ms. (steps per millisecond=125 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 4 ms. (steps per millisecond=250 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=83 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 7 ms. (steps per millisecond=143 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=200 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=166 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
[2023-03-11 17:45:07] [INFO ] Invariant cache hit.
[2023-03-11 17:45:08] [INFO ] [Real]Absence check using 1 positive place invariants in 11 ms returned sat
[2023-03-11 17:45:08] [INFO ] [Real]Absence check using 1 positive and 56 generalized place invariants in 282 ms returned sat
[2023-03-11 17:45:09] [INFO ] After 1435ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-11 17:45:10] [INFO ] [Nat]Absence check using 1 positive place invariants in 11 ms returned sat
[2023-03-11 17:45:10] [INFO ] [Nat]Absence check using 1 positive and 56 generalized place invariants in 260 ms returned sat
[2023-03-11 17:45:11] [INFO ] After 1274ms SMT Verify possible using state equation in natural domain returned unsat :14 sat :1
[2023-03-11 17:45:12] [INFO ] After 1575ms SMT Verify possible using trap constraints in natural domain returned unsat :14 sat :1
Attempting to minimize the solution found.
Minimization took 124 ms.
[2023-03-11 17:45:12] [INFO ] After 2941ms SMT Verify possible using all constraints in natural domain returned unsat :14 sat :1
Fused 15 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 11 ms.
Support contains 2 out of 1067 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Graph (complete) has 2027 edges and 1067 vertex of which 1064 are kept as prefixes of interest. Removing 3 places using SCC suffix rule.4 ms
Discarding 3 places :
Also discarding 0 output transitions
Drop transitions removed 2 transitions
Reduce isomorphic transitions removed 2 transitions.
Drop transitions removed 435 transitions
Trivial Post-agglo rules discarded 435 transitions
Performed 435 trivial Post agglomeration. Transition count delta: 435
Iterating post reduction 0 with 437 rules applied. Total rules applied 438 place count 1064 transition count 573
Reduce places removed 435 places and 0 transitions.
Graph (complete) has 1103 edges and 629 vertex of which 536 are kept as prefixes of interest. Removing 93 places using SCC suffix rule.2 ms
Discarding 93 places :
Also discarding 0 output transitions
Iterating post reduction 1 with 436 rules applied. Total rules applied 874 place count 536 transition count 573
Drop transitions removed 93 transitions
Reduce isomorphic transitions removed 93 transitions.
Iterating post reduction 2 with 93 rules applied. Total rules applied 967 place count 536 transition count 480
Discarding 3 places :
Symmetric choice reduction at 3 with 3 rule applications. Total rules 970 place count 533 transition count 477
Iterating global reduction 3 with 3 rules applied. Total rules applied 973 place count 533 transition count 477
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 975 place count 533 transition count 475
Reduce places removed 2 places and 0 transitions.
Graph (complete) has 913 edges and 531 vertex of which 527 are kept as prefixes of interest. Removing 4 places using SCC suffix rule.2 ms
Discarding 4 places :
Also discarding 0 output transitions
Iterating post reduction 4 with 3 rules applied. Total rules applied 978 place count 527 transition count 475
Drop transitions removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 5 with 4 rules applied. Total rules applied 982 place count 527 transition count 471
Discarding 1 places :
Symmetric choice reduction at 6 with 1 rule applications. Total rules 983 place count 526 transition count 470
Iterating global reduction 6 with 1 rules applied. Total rules applied 984 place count 526 transition count 470
Free-agglomeration rule (complex) applied 47 times.
Iterating global reduction 6 with 47 rules applied. Total rules applied 1031 place count 526 transition count 423
Reduce places removed 47 places and 0 transitions.
Iterating post reduction 6 with 47 rules applied. Total rules applied 1078 place count 479 transition count 423
Reduce places removed 49 places and 49 transitions.
Iterating global reduction 7 with 49 rules applied. Total rules applied 1127 place count 430 transition count 374
Reduce places removed 2 places and 0 transitions.
Drop transitions removed 6 transitions
Trivial Post-agglo rules discarded 6 transitions
Performed 6 trivial Post agglomeration. Transition count delta: 6
Iterating post reduction 7 with 8 rules applied. Total rules applied 1135 place count 428 transition count 368
Reduce places removed 6 places and 0 transitions.
Iterating post reduction 8 with 6 rules applied. Total rules applied 1141 place count 422 transition count 368
Performed 19 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 9 with 19 Pre rules applied. Total rules applied 1141 place count 422 transition count 349
Deduced a syphon composed of 19 places in 3 ms
Reduce places removed 19 places and 0 transitions.
Iterating global reduction 9 with 38 rules applied. Total rules applied 1179 place count 403 transition count 349
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Deduced a syphon composed of 2 places in 3 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 9 with 4 rules applied. Total rules applied 1183 place count 401 transition count 347
Applied a total of 1183 rules in 298 ms. Remains 401 /1067 variables (removed 666) and now considering 347/1010 (removed 663) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 298 ms. Remains : 401/1067 places, 347/1010 transitions.
Finished random walk after 58 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=58 )
Successfully simplified 14 atomic propositions for a total of 13 simplifications.
Initial state reduction rules removed 2 formulas.
FORMULA HirschbergSinclair-PT-50-LTLCardinality-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLCardinality-05 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLCardinality-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLCardinality-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1067 stabilizing places and 1010 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1067 transition count 1010
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
FORMULA HirschbergSinclair-PT-50-LTLCardinality-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(p0)))'
Support contains 2 out of 1067 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1066 transition count 1010
Discarding 4 places :
Symmetric choice reduction at 1 with 4 rule applications. Total rules 5 place count 1062 transition count 1006
Iterating global reduction 1 with 4 rules applied. Total rules applied 9 place count 1062 transition count 1006
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 12 place count 1059 transition count 1003
Iterating global reduction 1 with 3 rules applied. Total rules applied 15 place count 1059 transition count 1003
Applied a total of 15 rules in 328 ms. Remains 1059 /1067 variables (removed 8) and now considering 1003/1010 (removed 7) transitions.
// Phase 1: matrix 1003 rows 1059 cols
[2023-03-11 17:45:13] [INFO ] Computed 56 place invariants in 11 ms
[2023-03-11 17:45:14] [INFO ] Implicit Places using invariants in 904 ms returned []
[2023-03-11 17:45:14] [INFO ] Invariant cache hit.
[2023-03-11 17:45:14] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-11 17:45:15] [INFO ] Implicit Places using invariants and state equation in 995 ms returned []
Implicit Place search using SMT with State Equation took 1903 ms to find 0 implicit places.
[2023-03-11 17:45:15] [INFO ] Invariant cache hit.
[2023-03-11 17:45:15] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-11 17:45:16] [INFO ] Dead Transitions using invariants and state equation in 1343 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1059/1067 places, 1003/1010 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3582 ms. Remains : 1059/1067 places, 1003/1010 transitions.
Stuttering acceptance computed with spot in 356 ms :[(NOT p0), (NOT p0), true, (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-00 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 1}]], initial=3, aps=[p0:(LEQ s222 s249)], 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][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 86 steps with 28 reset in 8 ms.
FORMULA HirschbergSinclair-PT-50-LTLCardinality-00 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-00 finished in 4033 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1067 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Graph (complete) has 2027 edges and 1067 vertex of which 1066 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.6 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 48 places and 48 transitions.
Drop transitions removed 438 transitions
Trivial Post-agglo rules discarded 438 transitions
Performed 438 trivial Post agglomeration. Transition count delta: 438
Iterating post reduction 0 with 438 rules applied. Total rules applied 439 place count 1018 transition count 524
Reduce places removed 438 places and 0 transitions.
Iterating post reduction 1 with 438 rules applied. Total rules applied 877 place count 580 transition count 524
Discarding 5 places :
Symmetric choice reduction at 2 with 5 rule applications. Total rules 882 place count 575 transition count 519
Iterating global reduction 2 with 5 rules applied. Total rules applied 887 place count 575 transition count 519
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 2 with 2 rules applied. Total rules applied 889 place count 575 transition count 517
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 3 with 2 rules applied. Total rules applied 891 place count 573 transition count 517
Applied a total of 891 rules in 101 ms. Remains 573 /1067 variables (removed 494) and now considering 517/1010 (removed 493) transitions.
// Phase 1: matrix 517 rows 573 cols
[2023-03-11 17:45:17] [INFO ] Computed 56 place invariants in 15 ms
[2023-03-11 17:45:17] [INFO ] Implicit Places using invariants in 820 ms returned []
[2023-03-11 17:45:17] [INFO ] Invariant cache hit.
[2023-03-11 17:45:18] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:45:21] [INFO ] Implicit Places using invariants and state equation in 4015 ms returned []
Implicit Place search using SMT with State Equation took 4842 ms to find 0 implicit places.
[2023-03-11 17:45:21] [INFO ] Redundant transitions in 35 ms returned []
[2023-03-11 17:45:21] [INFO ] Invariant cache hit.
[2023-03-11 17:45:22] [INFO ] Dead Transitions using invariants and state equation in 836 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 573/1067 places, 517/1010 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5825 ms. Remains : 573/1067 places, 517/1010 transitions.
Stuttering acceptance computed with spot in 42 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-01 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(LEQ s47 s9)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant], stateDesc=[null][true]]
Product exploration explored 100000 steps with 176 reset in 552 ms.
Product exploration explored 100000 steps with 176 reset in 626 ms.
Computed a total of 573 stabilizing places and 517 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 573 transition count 517
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 256 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 54 ms :[(NOT p0)]
Finished random walk after 87 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=21 )
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 252 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 53 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Support contains 2 out of 573 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 573/573 places, 517/517 transitions.
Applied a total of 0 rules in 67 ms. Remains 573 /573 variables (removed 0) and now considering 517/517 (removed 0) transitions.
[2023-03-11 17:45:25] [INFO ] Invariant cache hit.
[2023-03-11 17:45:26] [INFO ] Implicit Places using invariants in 1129 ms returned []
[2023-03-11 17:45:26] [INFO ] Invariant cache hit.
[2023-03-11 17:45:26] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:45:28] [INFO ] Implicit Places using invariants and state equation in 2395 ms returned []
Implicit Place search using SMT with State Equation took 3540 ms to find 0 implicit places.
[2023-03-11 17:45:28] [INFO ] Redundant transitions in 12 ms returned []
[2023-03-11 17:45:28] [INFO ] Invariant cache hit.
[2023-03-11 17:45:29] [INFO ] Dead Transitions using invariants and state equation in 820 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4450 ms. Remains : 573/573 places, 517/517 transitions.
Computed a total of 573 stabilizing places and 517 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 573 transition count 517
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Knowledge based reduction with 3 factoid took 217 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 51 ms :[(NOT p0)]
Finished random walk after 129 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=32 )
Knowledge obtained : [p0, (X p0), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0))), (F (NOT p0))]
Knowledge based reduction with 3 factoid took 256 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 2 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 50 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Product exploration explored 100000 steps with 176 reset in 593 ms.
Product exploration explored 100000 steps with 176 reset in 430 ms.
Support contains 2 out of 573 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 573/573 places, 517/517 transitions.
Applied a total of 0 rules in 29 ms. Remains 573 /573 variables (removed 0) and now considering 517/517 (removed 0) transitions.
[2023-03-11 17:45:31] [INFO ] Invariant cache hit.
[2023-03-11 17:45:32] [INFO ] Implicit Places using invariants in 1014 ms returned []
[2023-03-11 17:45:32] [INFO ] Invariant cache hit.
[2023-03-11 17:45:33] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:45:35] [INFO ] Implicit Places using invariants and state equation in 3203 ms returned []
Implicit Place search using SMT with State Equation took 4251 ms to find 0 implicit places.
[2023-03-11 17:45:35] [INFO ] Redundant transitions in 6 ms returned []
[2023-03-11 17:45:35] [INFO ] Invariant cache hit.
[2023-03-11 17:45:36] [INFO ] Dead Transitions using invariants and state equation in 751 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5045 ms. Remains : 573/573 places, 517/517 transitions.
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-01 finished in 19868 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(p0))||(F(p0)&&G((p1&&(p1 U X(p2))))))))'
Support contains 5 out of 1067 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Graph (complete) has 2027 edges and 1067 vertex of which 1066 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 49 places and 49 transitions.
Drop transitions removed 443 transitions
Trivial Post-agglo rules discarded 443 transitions
Performed 443 trivial Post agglomeration. Transition count delta: 443
Iterating post reduction 0 with 443 rules applied. Total rules applied 444 place count 1017 transition count 518
Reduce places removed 443 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 445 rules applied. Total rules applied 889 place count 574 transition count 516
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 891 place count 572 transition count 516
Discarding 4 places :
Symmetric choice reduction at 3 with 4 rule applications. Total rules 895 place count 568 transition count 512
Iterating global reduction 3 with 4 rules applied. Total rules applied 899 place count 568 transition count 512
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 3 with 1 rules applied. Total rules applied 900 place count 568 transition count 511
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 4 with 1 rules applied. Total rules applied 901 place count 567 transition count 511
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 5 with 2 rules applied. Total rules applied 903 place count 566 transition count 510
Applied a total of 903 rules in 170 ms. Remains 566 /1067 variables (removed 501) and now considering 510/1010 (removed 500) transitions.
// Phase 1: matrix 510 rows 566 cols
[2023-03-11 17:45:37] [INFO ] Computed 56 place invariants in 5 ms
[2023-03-11 17:45:37] [INFO ] Implicit Places using invariants in 762 ms returned []
[2023-03-11 17:45:37] [INFO ] Invariant cache hit.
[2023-03-11 17:45:38] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:45:41] [INFO ] Implicit Places using invariants and state equation in 3267 ms returned []
Implicit Place search using SMT with State Equation took 4038 ms to find 0 implicit places.
[2023-03-11 17:45:41] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:45:41] [INFO ] Invariant cache hit.
[2023-03-11 17:45:41] [INFO ] Dead Transitions using invariants and state equation in 725 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 566/1067 places, 510/1010 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4950 ms. Remains : 566/1067 places, 510/1010 transitions.
Stuttering acceptance computed with spot in 252 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-03 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}, { cond=(AND (NOT p0) p1), acceptance={} source=2 dest: 4}], [{ cond=(AND (NOT p0) (NOT p2)), acceptance={} source=3 dest: 1}], [{ cond=(AND (NOT p0) (NOT p1) (NOT p2)), acceptance={} source=4 dest: 3}, { cond=(AND (NOT p0) p1 (NOT p2)), acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(LEQ 1 s112), p0:(GT s290 s224), p2:(LEQ s419 s268)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 348 reset in 791 ms.
Product exploration explored 100000 steps with 346 reset in 938 ms.
Computed a total of 566 stabilizing places and 510 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 566 transition count 510
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (G p2))]
False Knowledge obtained : [(X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X p1), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 8 factoid took 802 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 287 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10000 steps, including 17 resets, run finished after 124 ms. (steps per millisecond=80 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 55 ms. (steps per millisecond=181 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 17:45:45] [INFO ] Invariant cache hit.
[2023-03-11 17:45:45] [INFO ] After 132ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 17:45:45] [INFO ] [Nat]Absence check using 0 positive and 56 generalized place invariants in 207 ms returned sat
[2023-03-11 17:45:46] [INFO ] After 848ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 17:45:46] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:45:46] [INFO ] After 61ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 17:45:46] [INFO ] After 153ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 51 ms.
[2023-03-11 17:45:46] [INFO ] After 1415ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 290 steps, including 0 resets, run visited all 1 properties in 3 ms. (steps per millisecond=96 )
Parikh walk visited 1 properties in 3 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT p0)), (X (X (NOT (AND (NOT p0) p1 (NOT p2))))), (X (X (NOT p0))), (X (X (NOT (AND (NOT p0) (NOT p1) (NOT p2))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (G p2))]
False Knowledge obtained : [(X (AND (NOT p0) p1)), (X (NOT (AND (NOT p0) p1))), (X (NOT p1)), (X p1), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) p1)))), (X (X (NOT p1))), (X (X p1)), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (AND (NOT p2) (NOT p0))), (F (AND p1 (NOT p0))), (F (AND p1 (NOT p2) (NOT p0))), (F (AND (NOT p1) (NOT p2) (NOT p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 8 factoid took 1037 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 383 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 253 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2023-03-11 17:45:48] [INFO ] Invariant cache hit.
[2023-03-11 17:45:49] [INFO ] [Real]Absence check using 0 positive and 56 generalized place invariants in 232 ms returned sat
[2023-03-11 17:45:49] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 17:46:03] [INFO ] [Real]Absence check using state equation in 13743 ms returned sat
[2023-03-11 17:46:03] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 17:46:04] [INFO ] [Nat]Absence check using 0 positive and 56 generalized place invariants in 912 ms returned sat
[2023-03-11 17:46:04] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 17:46:08] [INFO ] [Nat]Absence check using state equation in 3469 ms returned sat
[2023-03-11 17:46:08] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:46:08] [INFO ] [Nat]Added 8 Read/Feed constraints in 79 ms returned sat
[2023-03-11 17:46:08] [INFO ] Computed and/alt/rep : 414/428/414 causal constraints (skipped 0 transitions) in 92 ms.
[2023-03-11 17:46:14] [INFO ] Added : 202 causal constraints over 41 iterations in 5742 ms. Result :sat
Could not prove EG (NOT p0)
Support contains 5 out of 566 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 566/566 places, 510/510 transitions.
Applied a total of 0 rules in 46 ms. Remains 566 /566 variables (removed 0) and now considering 510/510 (removed 0) transitions.
[2023-03-11 17:46:14] [INFO ] Invariant cache hit.
[2023-03-11 17:46:15] [INFO ] Implicit Places using invariants in 990 ms returned []
[2023-03-11 17:46:15] [INFO ] Invariant cache hit.
[2023-03-11 17:46:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:46:18] [INFO ] Implicit Places using invariants and state equation in 3691 ms returned []
Implicit Place search using SMT with State Equation took 4682 ms to find 0 implicit places.
[2023-03-11 17:46:18] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:46:18] [INFO ] Invariant cache hit.
[2023-03-11 17:46:19] [INFO ] Dead Transitions using invariants and state equation in 763 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5505 ms. Remains : 566/566 places, 510/510 transitions.
Computed a total of 566 stabilizing places and 510 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 566 transition count 510
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (G p2))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X p1), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0)))))]
Knowledge based reduction with 8 factoid took 967 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 259 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Incomplete random walk after 10001 steps, including 17 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 7) seen :6
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-11 17:46:21] [INFO ] Invariant cache hit.
[2023-03-11 17:46:21] [INFO ] After 165ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-11 17:46:21] [INFO ] [Nat]Absence check using 0 positive and 56 generalized place invariants in 150 ms returned sat
[2023-03-11 17:46:22] [INFO ] After 628ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-11 17:46:22] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:46:22] [INFO ] After 44ms SMT Verify possible using 8 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-11 17:46:22] [INFO ] After 112ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 39 ms.
[2023-03-11 17:46:22] [INFO ] After 1089ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Finished Parikh walk after 289 steps, including 0 resets, run visited all 1 properties in 4 ms. (steps per millisecond=72 )
Parikh walk visited 1 properties in 4 ms.
Knowledge obtained : [(AND (NOT p1) (NOT p0) p2), (X (NOT p0)), (X (X (NOT p0))), (X (X (NOT (AND (NOT p1) (NOT p2) (NOT p0))))), (X (X (NOT (AND p1 (NOT p2) (NOT p0))))), (F (OR (G p1) (G (NOT p1)))), (F (OR (G p0) (G (NOT p0)))), (F (G p2))]
False Knowledge obtained : [(X (AND (NOT p1) (NOT p0))), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT p1)), (X p1), (X (AND p1 (NOT p0))), (X (NOT (AND p1 (NOT p0)))), (X (X (AND (NOT p1) (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT p1))), (X (X p1)), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND p1 (NOT p0))))), (F (AND (NOT p2) (NOT p0))), (F (AND p1 (NOT p0))), (F (AND p1 (NOT p2) (NOT p0))), (F (AND (NOT p1) (NOT p2) (NOT p0))), (F p1), (F (NOT (AND (NOT p1) (NOT p0)))), (F p0)]
Knowledge based reduction with 8 factoid took 955 ms. Reduced automaton from 5 states, 11 edges and 3 AP (stutter insensitive) to 5 states, 11 edges and 3 AP (stutter insensitive).
Stuttering acceptance computed with spot in 317 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Stuttering acceptance computed with spot in 293 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
[2023-03-11 17:46:24] [INFO ] Invariant cache hit.
[2023-03-11 17:46:25] [INFO ] [Real]Absence check using 0 positive and 56 generalized place invariants in 230 ms returned sat
[2023-03-11 17:46:25] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 17:46:39] [INFO ] [Real]Absence check using state equation in 14049 ms returned sat
[2023-03-11 17:46:39] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 17:46:40] [INFO ] [Nat]Absence check using 0 positive and 56 generalized place invariants in 594 ms returned sat
[2023-03-11 17:46:40] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 17:46:43] [INFO ] [Nat]Absence check using state equation in 3370 ms returned sat
[2023-03-11 17:46:43] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:46:43] [INFO ] [Nat]Added 8 Read/Feed constraints in 47 ms returned sat
[2023-03-11 17:46:43] [INFO ] Computed and/alt/rep : 414/428/414 causal constraints (skipped 0 transitions) in 36 ms.
[2023-03-11 17:46:50] [INFO ] Added : 202 causal constraints over 41 iterations in 6534 ms. Result :sat
Could not prove EG (NOT p0)
Stuttering acceptance computed with spot in 281 ms :[(NOT p0), (NOT p0), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2))]
Product exploration explored 100000 steps with 347 reset in 735 ms.
Product exploration explored 100000 steps with 347 reset in 676 ms.
Support contains 5 out of 566 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 566/566 places, 510/510 transitions.
Applied a total of 0 rules in 43 ms. Remains 566 /566 variables (removed 0) and now considering 510/510 (removed 0) transitions.
[2023-03-11 17:46:52] [INFO ] Invariant cache hit.
[2023-03-11 17:46:53] [INFO ] Implicit Places using invariants in 1227 ms returned []
[2023-03-11 17:46:53] [INFO ] Invariant cache hit.
[2023-03-11 17:46:54] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:46:57] [INFO ] Implicit Places using invariants and state equation in 3635 ms returned []
Implicit Place search using SMT with State Equation took 4885 ms to find 0 implicit places.
[2023-03-11 17:46:57] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:46:57] [INFO ] Invariant cache hit.
[2023-03-11 17:46:57] [INFO ] Dead Transitions using invariants and state equation in 711 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5673 ms. Remains : 566/566 places, 510/510 transitions.
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-03 finished in 81068 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 4 out of 1067 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Graph (complete) has 2027 edges and 1067 vertex of which 1066 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.4 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 49 places and 49 transitions.
Drop transitions removed 444 transitions
Trivial Post-agglo rules discarded 444 transitions
Performed 444 trivial Post agglomeration. Transition count delta: 444
Iterating post reduction 0 with 444 rules applied. Total rules applied 445 place count 1017 transition count 517
Reduce places removed 444 places and 0 transitions.
Performed 2 Post agglomeration using F-continuation condition.Transition count delta: 2
Iterating post reduction 1 with 446 rules applied. Total rules applied 891 place count 573 transition count 515
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 2 with 2 rules applied. Total rules applied 893 place count 571 transition count 515
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 898 place count 566 transition count 510
Iterating global reduction 3 with 5 rules applied. Total rules applied 903 place count 566 transition count 510
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 905 place count 566 transition count 508
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 907 place count 564 transition count 508
Applied a total of 907 rules in 119 ms. Remains 564 /1067 variables (removed 503) and now considering 508/1010 (removed 502) transitions.
// Phase 1: matrix 508 rows 564 cols
[2023-03-11 17:46:58] [INFO ] Computed 56 place invariants in 6 ms
[2023-03-11 17:46:59] [INFO ] Implicit Places using invariants in 983 ms returned []
[2023-03-11 17:46:59] [INFO ] Invariant cache hit.
[2023-03-11 17:46:59] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:47:02] [INFO ] Implicit Places using invariants and state equation in 3799 ms returned []
Implicit Place search using SMT with State Equation took 4807 ms to find 0 implicit places.
[2023-03-11 17:47:02] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:47:02] [INFO ] Invariant cache hit.
[2023-03-11 17:47:03] [INFO ] Dead Transitions using invariants and state equation in 656 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 564/1067 places, 508/1010 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5611 ms. Remains : 564/1067 places, 508/1010 transitions.
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-04 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=0 dest: 1}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(GT s91 s470), p1:(GT s180 s357)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 572 reset in 1100 ms.
Product exploration explored 100000 steps with 570 reset in 796 ms.
Computed a total of 564 stabilizing places and 508 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 564 transition count 508
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 3 factoid took 394 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 16 steps, including 0 resets, run visited all 2 properties in 2 ms. (steps per millisecond=8 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 3 factoid took 315 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 77 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 106 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-11 17:47:06] [INFO ] Invariant cache hit.
[2023-03-11 17:47:08] [INFO ] [Real]Absence check using 0 positive and 56 generalized place invariants in 344 ms returned sat
[2023-03-11 17:47:08] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 17:47:10] [INFO ] [Real]Absence check using state equation in 2857 ms returned sat
[2023-03-11 17:47:10] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 17:47:12] [INFO ] [Nat]Absence check using 0 positive and 56 generalized place invariants in 607 ms returned sat
[2023-03-11 17:47:12] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 17:47:15] [INFO ] [Nat]Absence check using state equation in 3266 ms returned sat
[2023-03-11 17:47:15] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:47:15] [INFO ] [Nat]Added 8 Read/Feed constraints in 34 ms returned sat
[2023-03-11 17:47:15] [INFO ] Computed and/alt/rep : 412/427/412 causal constraints (skipped 0 transitions) in 33 ms.
[2023-03-11 17:47:15] [INFO ] Added : 26 causal constraints over 6 iterations in 559 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Support contains 4 out of 564 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 564/564 places, 508/508 transitions.
Applied a total of 0 rules in 27 ms. Remains 564 /564 variables (removed 0) and now considering 508/508 (removed 0) transitions.
[2023-03-11 17:47:15] [INFO ] Invariant cache hit.
[2023-03-11 17:47:16] [INFO ] Implicit Places using invariants in 946 ms returned []
[2023-03-11 17:47:16] [INFO ] Invariant cache hit.
[2023-03-11 17:47:17] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:47:20] [INFO ] Implicit Places using invariants and state equation in 3602 ms returned []
Implicit Place search using SMT with State Equation took 4553 ms to find 0 implicit places.
[2023-03-11 17:47:20] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:47:20] [INFO ] Invariant cache hit.
[2023-03-11 17:47:21] [INFO ] Dead Transitions using invariants and state equation in 867 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5458 ms. Remains : 564/564 places, 508/508 transitions.
Computed a total of 564 stabilizing places and 508 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 564 transition count 508
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1)))))]
Knowledge based reduction with 3 factoid took 386 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 94 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 133 steps, including 0 resets, run visited all 2 properties in 6 ms. (steps per millisecond=22 )
Knowledge obtained : [(AND (NOT p0) (NOT p1)), (F (OR (G p0) (G (NOT p0)))), (F (G (NOT p1)))]
False Knowledge obtained : [(X (AND p0 (NOT p1))), (X (NOT (AND p0 (NOT p1)))), (X (AND (NOT p0) (NOT p1))), (X (NOT (AND (NOT p0) (NOT p1)))), (X (X (AND p0 (NOT p1)))), (X (X (NOT (AND p0 (NOT p1))))), (X (X (AND (NOT p0) (NOT p1)))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (F (NOT (AND (NOT p0) (NOT p1)))), (F (AND p0 (NOT p1)))]
Knowledge based reduction with 3 factoid took 375 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 2 states, 4 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 83 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 114 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
[2023-03-11 17:47:22] [INFO ] Invariant cache hit.
[2023-03-11 17:47:23] [INFO ] [Real]Absence check using 0 positive and 56 generalized place invariants in 203 ms returned sat
[2023-03-11 17:47:23] [INFO ] [Real]Adding state equation constraints to refine reachable states.
[2023-03-11 17:47:26] [INFO ] [Real]Absence check using state equation in 2668 ms returned sat
[2023-03-11 17:47:26] [INFO ] Solution in real domain found non-integer solution.
[2023-03-11 17:47:27] [INFO ] [Nat]Absence check using 0 positive and 56 generalized place invariants in 558 ms returned sat
[2023-03-11 17:47:27] [INFO ] [Nat]Adding state equation constraints to refine reachable states.
[2023-03-11 17:47:30] [INFO ] [Nat]Absence check using state equation in 3221 ms returned sat
[2023-03-11 17:47:30] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:47:30] [INFO ] [Nat]Added 8 Read/Feed constraints in 35 ms returned sat
[2023-03-11 17:47:30] [INFO ] Computed and/alt/rep : 412/427/412 causal constraints (skipped 0 transitions) in 47 ms.
[2023-03-11 17:47:31] [INFO ] Added : 26 causal constraints over 6 iterations in 611 ms. Result :sat
Could not prove EG (AND (NOT p0) (NOT p1))
Stuttering acceptance computed with spot in 85 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 571 reset in 1136 ms.
Product exploration explored 100000 steps with 570 reset in 782 ms.
Support contains 4 out of 564 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 564/564 places, 508/508 transitions.
Applied a total of 0 rules in 24 ms. Remains 564 /564 variables (removed 0) and now considering 508/508 (removed 0) transitions.
[2023-03-11 17:47:33] [INFO ] Invariant cache hit.
[2023-03-11 17:47:34] [INFO ] Implicit Places using invariants in 940 ms returned []
[2023-03-11 17:47:34] [INFO ] Invariant cache hit.
[2023-03-11 17:47:35] [INFO ] State equation strengthened by 8 read => feed constraints.
[2023-03-11 17:47:37] [INFO ] Implicit Places using invariants and state equation in 3576 ms returned []
Implicit Place search using SMT with State Equation took 4533 ms to find 0 implicit places.
[2023-03-11 17:47:37] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:47:37] [INFO ] Invariant cache hit.
[2023-03-11 17:47:38] [INFO ] Dead Transitions using invariants and state equation in 858 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5429 ms. Remains : 564/564 places, 508/508 transitions.
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-04 finished in 41007 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 4 out of 1067 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Graph (complete) has 2027 edges and 1067 vertex of which 1066 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.3 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 50 places and 50 transitions.
Drop transitions removed 444 transitions
Trivial Post-agglo rules discarded 444 transitions
Performed 444 trivial Post agglomeration. Transition count delta: 444
Iterating post reduction 0 with 444 rules applied. Total rules applied 445 place count 1016 transition count 516
Reduce places removed 444 places and 0 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Iterating post reduction 1 with 445 rules applied. Total rules applied 890 place count 572 transition count 515
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 891 place count 571 transition count 515
Discarding 5 places :
Symmetric choice reduction at 3 with 5 rule applications. Total rules 896 place count 566 transition count 510
Iterating global reduction 3 with 5 rules applied. Total rules applied 901 place count 566 transition count 510
Drop transitions removed 2 transitions
Trivial Post-agglo rules discarded 2 transitions
Performed 2 trivial Post agglomeration. Transition count delta: 2
Iterating post reduction 3 with 2 rules applied. Total rules applied 903 place count 566 transition count 508
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 4 with 2 rules applied. Total rules applied 905 place count 564 transition count 508
Applied a total of 905 rules in 120 ms. Remains 564 /1067 variables (removed 503) and now considering 508/1010 (removed 502) transitions.
// Phase 1: matrix 508 rows 564 cols
[2023-03-11 17:47:39] [INFO ] Computed 56 place invariants in 6 ms
[2023-03-11 17:47:40] [INFO ] Implicit Places using invariants in 1083 ms returned []
[2023-03-11 17:47:40] [INFO ] Invariant cache hit.
[2023-03-11 17:47:43] [INFO ] Implicit Places using invariants and state equation in 3446 ms returned []
Implicit Place search using SMT with State Equation took 4537 ms to find 0 implicit places.
[2023-03-11 17:47:43] [INFO ] Redundant transitions in 3 ms returned []
[2023-03-11 17:47:43] [INFO ] Invariant cache hit.
[2023-03-11 17:47:44] [INFO ] Dead Transitions using invariants and state equation in 822 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 564/1067 places, 508/1010 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 5492 ms. Remains : 564/1067 places, 508/1010 transitions.
Stuttering acceptance computed with spot in 94 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-06 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:(OR (LEQ 3 s229) (LEQ 2 s242) (LEQ s302 s81))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 254 reset in 727 ms.
Product exploration explored 100000 steps with 250 reset in 492 ms.
Computed a total of 564 stabilizing places and 508 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 564 transition count 508
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(F (G p0))
Knowledge based reduction with 4 factoid took 184 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLCardinality-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-06 finished in 7319 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 2 out of 1067 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1066 transition count 1010
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 1061 transition count 1005
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 1061 transition count 1005
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 14 place count 1058 transition count 1002
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 1058 transition count 1002
Applied a total of 17 rules in 309 ms. Remains 1058 /1067 variables (removed 9) and now considering 1002/1010 (removed 8) transitions.
// Phase 1: matrix 1002 rows 1058 cols
[2023-03-11 17:47:46] [INFO ] Computed 56 place invariants in 10 ms
[2023-03-11 17:47:47] [INFO ] Implicit Places using invariants in 955 ms returned []
[2023-03-11 17:47:47] [INFO ] Invariant cache hit.
[2023-03-11 17:47:52] [INFO ] Implicit Places using invariants and state equation in 4523 ms returned []
Implicit Place search using SMT with State Equation took 5496 ms to find 0 implicit places.
[2023-03-11 17:47:52] [INFO ] Invariant cache hit.
[2023-03-11 17:47:53] [INFO ] Dead Transitions using invariants and state equation in 1415 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1058/1067 places, 1002/1010 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7238 ms. Remains : 1058/1067 places, 1002/1010 transitions.
Stuttering acceptance computed with spot in 113 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-07 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(LEQ s670 s652)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 1850 ms.
Product exploration explored 100000 steps with 50000 reset in 1402 ms.
Computed a total of 1058 stabilizing places and 1002 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1058 transition count 1002
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), true, (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 121 ms. Reduced automaton from 3 states, 3 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLCardinality-07 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-07 finished in 11197 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1067 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Graph (complete) has 2027 edges and 1067 vertex of which 1066 are kept as prefixes of interest. Removing 1 places using SCC suffix rule.2 ms
Discarding 1 places :
Also discarding 0 output transitions
Reduce places removed 50 places and 50 transitions.
Drop transitions removed 447 transitions
Trivial Post-agglo rules discarded 447 transitions
Performed 447 trivial Post agglomeration. Transition count delta: 447
Iterating post reduction 0 with 447 rules applied. Total rules applied 448 place count 1016 transition count 513
Reduce places removed 447 places and 0 transitions.
Iterating post reduction 1 with 447 rules applied. Total rules applied 895 place count 569 transition count 513
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 898 place count 566 transition count 510
Iterating global reduction 2 with 3 rules applied. Total rules applied 901 place count 566 transition count 510
Drop transitions removed 1 transitions
Trivial Post-agglo rules discarded 1 transitions
Performed 1 trivial Post agglomeration. Transition count delta: 1
Iterating post reduction 2 with 1 rules applied. Total rules applied 902 place count 566 transition count 509
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 903 place count 565 transition count 509
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 5 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 4 with 2 rules applied. Total rules applied 905 place count 564 transition count 508
Applied a total of 905 rules in 209 ms. Remains 564 /1067 variables (removed 503) and now considering 508/1010 (removed 502) transitions.
// Phase 1: matrix 508 rows 564 cols
[2023-03-11 17:47:57] [INFO ] Computed 56 place invariants in 5 ms
[2023-03-11 17:47:58] [INFO ] Implicit Places using invariants in 858 ms returned []
[2023-03-11 17:47:58] [INFO ] Invariant cache hit.
[2023-03-11 17:48:01] [INFO ] Implicit Places using invariants and state equation in 2822 ms returned []
Implicit Place search using SMT with State Equation took 3690 ms to find 0 implicit places.
[2023-03-11 17:48:01] [INFO ] Redundant transitions in 5 ms returned []
[2023-03-11 17:48:01] [INFO ] Invariant cache hit.
[2023-03-11 17:48:02] [INFO ] Dead Transitions using invariants and state equation in 720 ms found 0 transitions.
Starting structural reductions in SI_LTL mode, iteration 1 : 564/1067 places, 508/1010 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 4657 ms. Remains : 564/1067 places, 508/1010 transitions.
Stuttering acceptance computed with spot in 38 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-09 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(GT s108 s68)], 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 556 steps with 0 reset in 3 ms.
FORMULA HirschbergSinclair-PT-50-LTLCardinality-09 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-09 finished in 4734 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((p0||G(!p0)||F(G(p0)))))'
Support contains 2 out of 1067 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1067/1067 places, 1010/1010 transitions.
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 0 with 1 rules applied. Total rules applied 1 place count 1066 transition count 1010
Discarding 5 places :
Symmetric choice reduction at 1 with 5 rule applications. Total rules 6 place count 1061 transition count 1005
Iterating global reduction 1 with 5 rules applied. Total rules applied 11 place count 1061 transition count 1005
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 14 place count 1058 transition count 1002
Iterating global reduction 1 with 3 rules applied. Total rules applied 17 place count 1058 transition count 1002
Applied a total of 17 rules in 149 ms. Remains 1058 /1067 variables (removed 9) and now considering 1002/1010 (removed 8) transitions.
// Phase 1: matrix 1002 rows 1058 cols
[2023-03-11 17:48:02] [INFO ] Computed 56 place invariants in 11 ms
[2023-03-11 17:48:02] [INFO ] SMT solver returned unknown. Retrying;
[2023-03-11 17:48:03] [INFO ] Implicit Places using invariants in 991 ms returned []
[2023-03-11 17:48:03] [INFO ] Invariant cache hit.
[2023-03-11 17:48:07] [INFO ] Implicit Places using invariants and state equation in 4639 ms returned []
Implicit Place search using SMT with State Equation took 5635 ms to find 0 implicit places.
[2023-03-11 17:48:07] [INFO ] Invariant cache hit.
[2023-03-11 17:48:09] [INFO ] Dead Transitions using invariants and state equation in 1351 ms found 0 transitions.
Starting structural reductions in LTL mode, iteration 1 : 1058/1067 places, 1002/1010 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 7137 ms. Remains : 1058/1067 places, 1002/1010 transitions.
Stuttering acceptance computed with spot in 138 ms :[false, false, (NOT p0), false]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLCardinality-15 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 1}, { cond=p0, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 2}, { cond=(NOT p0), acceptance={0} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 0}]], initial=3, aps=[p0:(LEQ s436 s457)], 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 50000 reset in 1400 ms.
Product exploration explored 100000 steps with 50000 reset in 1387 ms.
Computed a total of 1058 stabilizing places and 1002 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1058 transition count 1002
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Knowledge obtained : [p0, (X p0), (X (X p0)), (F (OR (G p0) (G (NOT p0))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 84 ms. Reduced automaton from 4 states, 6 edges and 1 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLCardinality-15 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLCardinality-15 finished in 10676 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)))'
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(p0))||(F(p0)&&G((p1&&(p1 U X(p2))))))))'
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)))))'
[2023-03-11 17:48:13] [INFO ] Flatten gal took : 93 ms
[2023-03-11 17:48:13] [INFO ] Export to MCC of 3 properties in file /home/mcc/execution/LTLCardinality.sr.xml took 2 ms.
[2023-03-11 17:48:13] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 1067 places, 1010 transitions and 3034 arcs took 17 ms.
Total runtime 195233 ms.
There are residual formulas that ITS could not solve within timeout
starting LoLA
BK_INPUT HirschbergSinclair-PT-50
BK_EXAMINATION: LTLCardinality
bin directory: /home/mcc/BenchKit/bin//../reducer/bin//../../lola/bin/
current directory: /home/mcc/execution/374
LTLCardinality
FORMULA HirschbergSinclair-PT-50-LTLCardinality-04 FALSE TECHNIQUES COLLATERAL_PROCESSING EXPLICIT TOPOLOGICAL STATE_COMPRESSION STUBBORN_SETS USE_NUPN UNFOLDING_TO_PT
BK_STOP 1678557205383
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLCardinality -timeout 360 -rebuildPNML
lola: MEM LIMIT 32
lola: MEM LIMIT 5
lola: NET
lola: input: PNML file (--pnmlnet)
lola: reading net from /home/mcc/execution/374/model.pnml
lola: reading pnml
lola: PNML file contains place/transition net
lola: finished parsing
lola: closed net file /home/mcc/execution/374/model.pnml
lola: Reading formula.
lola: Using XML format (--xmlformula)
lola: reading XML formula
lola: reading formula from /home/mcc/execution/374/LTLCardinality.xml
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Created skeleton in 0.000000 secs.
lola: Rule S: 0 transitions removed,0 places removed
lola: LAUNCH task # 7 (type EXCL) for 6 HirschbergSinclair-PT-50-LTLCardinality-04
lola: time limit : 1200 sec
lola: memory limit: 32 pages
lola: FINISHED task # 7 (type EXCL) for HirschbergSinclair-PT-50-LTLCardinality-04
lola: result : false
lola: markings : 544
lola: fired transitions : 546
lola: time used : 0.000000
lola: memory pages used : 1
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Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="HirschbergSinclair-PT-50"
export BK_EXAMINATION="LTLCardinality"
export BK_TOOL="lolaxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"
# this is specific to your benchmark or test
export BIN_DIR="$HOME/BenchKit/bin"
# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi
# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool lolaxred"
echo " Input is HirschbergSinclair-PT-50, examination is LTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r199-smll-167840346000499"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/HirschbergSinclair-PT-50.tgz
mv HirschbergSinclair-PT-50 execution
cd execution
if [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "UpperBounds" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] || [ "LTLCardinality" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh
echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "LTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "LTLCardinality" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "LTLCardinality.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property LTLCardinality.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "LTLCardinality.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '
echo "FORMULA_NAME $x"
done
elif [ "LTLCardinality" = "ReachabilityDeadlock" ] || [ "LTLCardinality" = "QuasiLiveness" ] || [ "LTLCardinality" = "StableMarking" ] || [ "LTLCardinality" = "Liveness" ] || [ "LTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME LTLCardinality"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;