About the Execution of LTSMin+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 |
| 1353.271 | 745333.00 | 862337.00 | 2891.60 | FTFTTTTFFTTFFFFF | normal |
Execution Chart
We display below the execution chart for this examination (boot time has been removed).
Trace from the execution
Formatting '/data/fkordon/mcc2024-input.r500-smll-171649587500132.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=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 2-5568
Executing tool ltsminxred
Input is HirschbergSinclair-PT-50, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r500-smll-171649587500132
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.1M
-rw-r--r-- 1 mcc users 11K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 85K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.7K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 35K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 5.1K May 19 07:10 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 19 15:59 LTLCardinality.xml
-rw-r--r-- 1 mcc users 3.1K May 19 07:19 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 19 18:29 LTLFireability.xml
-rw-r--r-- 1 mcc users 17K Apr 13 02:59 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 126K Apr 13 02:59 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 13K Apr 13 02:59 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 73K Apr 13 02:59 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.1K Apr 22 14:49 UpperBounds.txt
-rw-r--r-- 1 mcc users 4.1K Apr 22 14:49 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:42 equiv_col
-rw-r--r-- 1 mcc users 3 May 18 16:42 instance
-rw-r--r-- 1 mcc users 6 May 18 16:42 iscolored
-rw-r--r-- 1 mcc users 652K May 18 16:42 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-LTLFireability-00
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-01
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-02
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-03
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-04
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-05
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-06
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-07
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-08
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-09
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-10
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-11
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-12
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-13
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-14
FORMULA_NAME HirschbergSinclair-PT-50-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1717256689784
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=HirschbergSinclair-PT-50
BK_MEMORY_CONFINEMENT=16384
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202405141337
[2024-06-01 15:44:52] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2024-06-01 15:44:52] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-06-01 15:44:52] [INFO ] Load time of PNML (sax parser for PT used): 319 ms
[2024-06-01 15:44:52] [INFO ] Transformed 1208 places.
[2024-06-01 15:44:52] [INFO ] Transformed 1102 transitions.
[2024-06-01 15:44:52] [INFO ] Parsed PT model containing 1208 places and 1102 transitions and 3361 arcs in 568 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 24 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA HirschbergSinclair-PT-50-LTLFireability-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLFireability-01 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLFireability-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLFireability-08 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 33 out of 1208 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1208/1208 places, 1102/1102 transitions.
Reduce places removed 50 places and 0 transitions.
Iterating post reduction 0 with 50 rules applied. Total rules applied 50 place count 1158 transition count 1102
Discarding 48 places :
Symmetric choice reduction at 1 with 48 rule applications. Total rules 98 place count 1110 transition count 1054
Iterating global reduction 1 with 48 rules applied. Total rules applied 146 place count 1110 transition count 1054
Discarding 47 places :
Symmetric choice reduction at 1 with 47 rule applications. Total rules 193 place count 1063 transition count 1007
Iterating global reduction 1 with 47 rules applied. Total rules applied 240 place count 1063 transition count 1007
Applied a total of 240 rules in 743 ms. Remains 1063 /1208 variables (removed 145) and now considering 1007/1102 (removed 95) transitions.
// Phase 1: matrix 1007 rows 1063 cols
[2024-06-01 15:44:54] [INFO ] Computed 56 invariants in 51 ms
[2024-06-01 15:44:56] [INFO ] Implicit Places using invariants in 1758 ms returned []
[2024-06-01 15:44:56] [INFO ] Invariant cache hit.
[2024-06-01 15:45:05] [INFO ] Implicit Places using invariants and state equation in 8996 ms returned []
Implicit Place search using SMT with State Equation took 10818 ms to find 0 implicit places.
Running 957 sub problems to find dead transitions.
[2024-06-01 15:45:05] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1013 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 957 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1013/2070 variables, and 6 constraints, problems are : Problem set: 0 solved, 957 unsolved in 30114 ms.
Refiners :[Generalized P Invariants (flows): 6/56 constraints, State Equation: 0/1063 constraints, PredecessorRefiner: 957/957 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 957 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1013 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 957 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1013 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 957 unsolved
At refinement iteration 2 (OVERLAPS) 50/1063 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 957 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1063/2070 variables, and 56 constraints, problems are : Problem set: 0 solved, 957 unsolved in 30039 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 0/1063 constraints, PredecessorRefiner: 0/957 constraints, Known Traps: 0/0 constraints]
After SMT, in 61122ms problems are : Problem set: 0 solved, 957 unsolved
Search for dead transitions found 0 dead transitions in 61184ms
Starting structural reductions in LTL mode, iteration 1 : 1063/1208 places, 1007/1102 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 72806 ms. Remains : 1063/1208 places, 1007/1102 transitions.
Support contains 33 out of 1063 places after structural reductions.
[2024-06-01 15:46:06] [INFO ] Flatten gal took : 226 ms
[2024-06-01 15:46:07] [INFO ] Flatten gal took : 126 ms
[2024-06-01 15:46:07] [INFO ] Input system was already deterministic with 1007 transitions.
RANDOM walk for 40000 steps (36 resets) in 2466 ms. (16 steps per ms) remains 2/22 properties
BEST_FIRST walk for 40004 steps (8 resets) in 245 ms. (162 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 193 ms. (206 steps per ms) remains 2/2 properties
[2024-06-01 15:46:08] [INFO ] Invariant cache hit.
Problem AtomicPropp10 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 892/896 variables, 51/51 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/896 variables, 0/51 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 67/963 variables, 5/56 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/963 variables, 0/56 constraints. Problems are: Problem set: 1 solved, 1 unsolved
Problem AtomicPropp14 is UNSAT
After SMT solving in domain Real declared 1970/2070 variables, and 1019 constraints, problems are : Problem set: 2 solved, 0 unsolved in 1358 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 963/1063 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 0/0 constraints]
After SMT, in 1423ms problems are : Problem set: 2 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 2 atomic propositions for a total of 12 simplifications.
Initial state reduction rules removed 1 formulas.
FORMULA HirschbergSinclair-PT-50-LTLFireability-10 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA HirschbergSinclair-PT-50-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 1063 stabilizing places and 1007 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1063 transition count 1007
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 48 places and 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) 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 438 place count 1015 transition count 521
Reduce places removed 438 places and 0 transitions.
Iterating post reduction 1 with 438 rules applied. Total rules applied 876 place count 577 transition count 521
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 879 place count 574 transition count 518
Iterating global reduction 2 with 3 rules applied. Total rules applied 882 place count 574 transition count 518
Drop transitions (Trivial Post-Agglo cleanup.) 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 883 place count 574 transition count 517
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 884 place count 573 transition count 517
Discarding 1 places :
Symmetric choice reduction at 4 with 1 rule applications. Total rules 885 place count 572 transition count 516
Iterating global reduction 4 with 1 rules applied. Total rules applied 886 place count 572 transition count 516
Applied a total of 886 rules in 257 ms. Remains 572 /1063 variables (removed 491) and now considering 516/1007 (removed 491) transitions.
// Phase 1: matrix 516 rows 572 cols
[2024-06-01 15:46:10] [INFO ] Computed 56 invariants in 12 ms
[2024-06-01 15:46:11] [INFO ] Implicit Places using invariants in 1259 ms returned []
[2024-06-01 15:46:11] [INFO ] Invariant cache hit.
[2024-06-01 15:46:12] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-01 15:46:15] [INFO ] Implicit Places using invariants and state equation in 3584 ms returned []
Implicit Place search using SMT with State Equation took 4847 ms to find 0 implicit places.
[2024-06-01 15:46:15] [INFO ] Redundant transitions in 50 ms returned []
Running 421 sub problems to find dead transitions.
[2024-06-01 15:46:15] [INFO ] Invariant cache hit.
[2024-06-01 15:46:15] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/477 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/477 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 4/481 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/481 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (OVERLAPS) 425/906 variables, 481/537 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/906 variables, 10/547 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 906/1088 variables, and 547 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30021 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 481/572 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 421 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/477 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/477 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 2 (OVERLAPS) 4/481 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/481 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 4 (OVERLAPS) 425/906 variables, 481/537 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/906 variables, 10/547 constraints. Problems are: Problem set: 0 solved, 421 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/906 variables, 421/968 constraints. Problems are: Problem set: 0 solved, 421 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 906/1088 variables, and 968 constraints, problems are : Problem set: 0 solved, 421 unsolved in 30033 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 481/572 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 421/421 constraints, Known Traps: 0/0 constraints]
After SMT, in 60185ms problems are : Problem set: 0 solved, 421 unsolved
Search for dead transitions found 0 dead transitions in 60194ms
Starting structural reductions in SI_LTL mode, iteration 1 : 572/1063 places, 516/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65358 ms. Remains : 572/1063 places, 516/1007 transitions.
Stuttering acceptance computed with spot in 295 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-02
Stuttering criterion allowed to conclude after 567 steps with 0 reset in 27 ms.
FORMULA HirschbergSinclair-PT-50-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-50-LTLFireability-02 finished in 65770 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 50 places and 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 448 transitions
Trivial Post-agglo rules discarded 448 transitions
Performed 448 trivial Post agglomeration. Transition count delta: 448
Iterating post reduction 0 with 448 rules applied. Total rules applied 448 place count 1013 transition count 509
Reduce places removed 448 places and 0 transitions.
Iterating post reduction 1 with 448 rules applied. Total rules applied 896 place count 565 transition count 509
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 899 place count 562 transition count 506
Iterating global reduction 2 with 3 rules applied. Total rules applied 902 place count 562 transition count 506
Drop transitions (Trivial Post-Agglo cleanup.) 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 903 place count 562 transition count 505
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 904 place count 561 transition count 505
Applied a total of 904 rules in 153 ms. Remains 561 /1063 variables (removed 502) and now considering 505/1007 (removed 502) transitions.
// Phase 1: matrix 505 rows 561 cols
[2024-06-01 15:47:15] [INFO ] Computed 56 invariants in 9 ms
[2024-06-01 15:47:17] [INFO ] Implicit Places using invariants in 1235 ms returned []
[2024-06-01 15:47:17] [INFO ] Invariant cache hit.
[2024-06-01 15:47:20] [INFO ] Implicit Places using invariants and state equation in 3717 ms returned []
Implicit Place search using SMT with State Equation took 4958 ms to find 0 implicit places.
[2024-06-01 15:47:20] [INFO ] Redundant transitions in 6 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-01 15:47:20] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 2/464 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/464 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (OVERLAPS) 408/872 variables, 464/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 872/1066 variables, and 520 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 464/561 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 2/464 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/464 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (OVERLAPS) 408/872 variables, 464/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/872 variables, 406/926 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 872/1066 variables, and 926 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30024 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 464/561 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 0/0 constraints]
After SMT, in 60113ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 60119ms
Starting structural reductions in SI_LTL mode, iteration 1 : 561/1063 places, 505/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65243 ms. Remains : 561/1063 places, 505/1007 transitions.
Stuttering acceptance computed with spot in 117 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-03
Product exploration explored 100000 steps with 209 reset in 827 ms.
Product exploration explored 100000 steps with 211 reset in 575 ms.
Computed a total of 561 stabilizing places and 505 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 561 transition count 505
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 (Minato strategy)
Knowledge based reduction with 4 factoid took 23 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-LTLFireability-03 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLFireability-03 finished in 67083 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 1 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 50 places and 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 448 transitions
Trivial Post-agglo rules discarded 448 transitions
Performed 448 trivial Post agglomeration. Transition count delta: 448
Iterating post reduction 0 with 448 rules applied. Total rules applied 448 place count 1013 transition count 509
Reduce places removed 448 places and 0 transitions.
Iterating post reduction 1 with 448 rules applied. Total rules applied 896 place count 565 transition count 509
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 899 place count 562 transition count 506
Iterating global reduction 2 with 3 rules applied. Total rules applied 902 place count 562 transition count 506
Drop transitions (Trivial Post-Agglo cleanup.) 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 903 place count 562 transition count 505
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 904 place count 561 transition count 505
Applied a total of 904 rules in 76 ms. Remains 561 /1063 variables (removed 502) and now considering 505/1007 (removed 502) transitions.
// Phase 1: matrix 505 rows 561 cols
[2024-06-01 15:48:22] [INFO ] Computed 56 invariants in 5 ms
[2024-06-01 15:48:23] [INFO ] Implicit Places using invariants in 1086 ms returned []
[2024-06-01 15:48:23] [INFO ] Invariant cache hit.
[2024-06-01 15:48:27] [INFO ] Implicit Places using invariants and state equation in 3767 ms returned []
Implicit Place search using SMT with State Equation took 4858 ms to find 0 implicit places.
[2024-06-01 15:48:27] [INFO ] Redundant transitions in 3 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-01 15:48:27] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 2/464 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/464 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (OVERLAPS) 409/873 variables, 464/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 873/1066 variables, and 520 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30026 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 464/561 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 2/464 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/464 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (OVERLAPS) 409/873 variables, 464/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/873 variables, 398/918 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 873/1066 variables, and 918 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30029 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 464/561 constraints, PredecessorRefiner: 398/406 constraints, Known Traps: 0/0 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Starting structural reductions in SI_LTL mode, iteration 1 : 561/1063 places, 505/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 65060 ms. Remains : 561/1063 places, 505/1007 transitions.
Stuttering acceptance computed with spot in 57 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-04
Product exploration explored 100000 steps with 180 reset in 592 ms.
Product exploration explored 100000 steps with 180 reset in 415 ms.
Computed a total of 561 stabilizing places and 505 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 561 transition count 505
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, (F (G p0))]
False Knowledge obtained : [(X p0), (X (NOT p0)), (X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 19 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLFireability-04 finished in 66491 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0)||X(p1)))))'
Support contains 3 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 48 places and 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 435 transitions
Trivial Post-agglo rules discarded 435 transitions
Performed 435 trivial Post agglomeration. Transition count delta: 435
Iterating post reduction 0 with 435 rules applied. Total rules applied 435 place count 1015 transition count 524
Reduce places removed 435 places and 0 transitions.
Iterating post reduction 1 with 435 rules applied. Total rules applied 870 place count 580 transition count 524
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 873 place count 577 transition count 521
Iterating global reduction 2 with 3 rules applied. Total rules applied 876 place count 577 transition count 521
Drop transitions (Trivial Post-Agglo cleanup.) 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 877 place count 577 transition count 520
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 878 place count 576 transition count 520
Applied a total of 878 rules in 107 ms. Remains 576 /1063 variables (removed 487) and now considering 520/1007 (removed 487) transitions.
// Phase 1: matrix 520 rows 576 cols
[2024-06-01 15:49:29] [INFO ] Computed 56 invariants in 7 ms
[2024-06-01 15:49:30] [INFO ] Implicit Places using invariants in 1308 ms returned []
[2024-06-01 15:49:30] [INFO ] Invariant cache hit.
[2024-06-01 15:49:31] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 15:49:35] [INFO ] Implicit Places using invariants and state equation in 4867 ms returned []
Implicit Place search using SMT with State Equation took 6177 ms to find 0 implicit places.
[2024-06-01 15:49:35] [INFO ] Redundant transitions in 5 ms returned []
Running 427 sub problems to find dead transitions.
[2024-06-01 15:49:35] [INFO ] Invariant cache hit.
[2024-06-01 15:49:35] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/483 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/483 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (OVERLAPS) 4/487 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 431/918 variables, 487/543 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/918 variables, 8/551 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 918/1096 variables, and 551 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 487/576 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 427 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/483 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/483 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 2 (OVERLAPS) 4/487 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/487 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 4 (OVERLAPS) 431/918 variables, 487/543 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/918 variables, 8/551 constraints. Problems are: Problem set: 0 solved, 427 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/918 variables, 427/978 constraints. Problems are: Problem set: 0 solved, 427 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 918/1096 variables, and 978 constraints, problems are : Problem set: 0 solved, 427 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 487/576 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 427/427 constraints, Known Traps: 0/0 constraints]
After SMT, in 60142ms problems are : Problem set: 0 solved, 427 unsolved
Search for dead transitions found 0 dead transitions in 60151ms
Starting structural reductions in SI_LTL mode, iteration 1 : 576/1063 places, 520/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 66451 ms. Remains : 576/1063 places, 520/1007 transitions.
Stuttering acceptance computed with spot in 78 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-05
Product exploration explored 100000 steps with 175 reset in 440 ms.
Product exploration explored 100000 steps with 175 reset in 401 ms.
Computed a total of 576 stabilizing places and 520 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 576 transition count 520
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) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X p0), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0))))), (X (X p0)), (F (G p1)), (F (G p0))]
False Knowledge obtained : [(X p1), (X (NOT p1)), (X (X p1)), (X (X (NOT p1)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 9 factoid took 15 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLFireability-05 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLFireability-05 finished in 67685 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F((G(!p0)||(!p0&&F(!p1))))))'
Support contains 4 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 47 places and 47 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 431 transitions
Trivial Post-agglo rules discarded 431 transitions
Performed 431 trivial Post agglomeration. Transition count delta: 431
Iterating post reduction 0 with 431 rules applied. Total rules applied 431 place count 1016 transition count 529
Reduce places removed 431 places and 0 transitions.
Iterating post reduction 1 with 431 rules applied. Total rules applied 862 place count 585 transition count 529
Discarding 2 places :
Symmetric choice reduction at 2 with 2 rule applications. Total rules 864 place count 583 transition count 527
Iterating global reduction 2 with 2 rules applied. Total rules applied 866 place count 583 transition count 527
Applied a total of 866 rules in 63 ms. Remains 583 /1063 variables (removed 480) and now considering 527/1007 (removed 480) transitions.
// Phase 1: matrix 527 rows 583 cols
[2024-06-01 15:50:37] [INFO ] Computed 56 invariants in 4 ms
[2024-06-01 15:50:37] [INFO ] Implicit Places using invariants in 752 ms returned []
[2024-06-01 15:50:37] [INFO ] Invariant cache hit.
[2024-06-01 15:50:38] [INFO ] State equation strengthened by 10 read => feed constraints.
[2024-06-01 15:50:41] [INFO ] Implicit Places using invariants and state equation in 3291 ms returned []
Implicit Place search using SMT with State Equation took 4044 ms to find 0 implicit places.
[2024-06-01 15:50:41] [INFO ] Redundant transitions in 3 ms returned []
Running 435 sub problems to find dead transitions.
[2024-06-01 15:50:41] [INFO ] Invariant cache hit.
[2024-06-01 15:50:41] [INFO ] State equation strengthened by 10 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/491 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/491 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 2 (OVERLAPS) 5/496 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/496 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 4 (OVERLAPS) 440/936 variables, 496/552 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/936 variables, 10/562 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 936/1110 variables, and 562 constraints, problems are : Problem set: 0 solved, 435 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 496/583 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 435/435 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 435 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/491 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/491 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 2 (OVERLAPS) 5/496 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/496 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 4 (OVERLAPS) 440/936 variables, 496/552 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/936 variables, 10/562 constraints. Problems are: Problem set: 0 solved, 435 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/936 variables, 435/997 constraints. Problems are: Problem set: 0 solved, 435 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 936/1110 variables, and 997 constraints, problems are : Problem set: 0 solved, 435 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 496/583 constraints, ReadFeed: 10/10 constraints, PredecessorRefiner: 435/435 constraints, Known Traps: 0/0 constraints]
After SMT, in 60105ms problems are : Problem set: 0 solved, 435 unsolved
Search for dead transitions found 0 dead transitions in 60112ms
Starting structural reductions in SI_LTL mode, iteration 1 : 583/1063 places, 527/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64231 ms. Remains : 583/1063 places, 527/1007 transitions.
Stuttering acceptance computed with spot in 126 ms :[p0, (AND p1 p0), p0]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-06
Product exploration explored 100000 steps with 841 reset in 876 ms.
Product exploration explored 100000 steps with 823 reset in 872 ms.
Computed a total of 583 stabilizing places and 527 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 583 transition count 527
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)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND p1 p0))), (X (NOT p0)), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND p1 p0)))), (X (X (NOT p1))), (F (G (NOT p1))), (F (G (NOT p0)))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 10 factoid took 15 ms. Reduced automaton from 3 states, 6 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLFireability-06 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLFireability-06 finished in 66395 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 2 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 48 places and 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 442 transitions
Trivial Post-agglo rules discarded 442 transitions
Performed 442 trivial Post agglomeration. Transition count delta: 442
Iterating post reduction 0 with 442 rules applied. Total rules applied 442 place count 1015 transition count 517
Reduce places removed 442 places and 0 transitions.
Iterating post reduction 1 with 442 rules applied. Total rules applied 884 place count 573 transition count 517
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 887 place count 570 transition count 514
Iterating global reduction 2 with 3 rules applied. Total rules applied 890 place count 570 transition count 514
Drop transitions (Trivial Post-Agglo cleanup.) 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 891 place count 570 transition count 513
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 892 place count 569 transition count 513
Applied a total of 892 rules in 74 ms. Remains 569 /1063 variables (removed 494) and now considering 513/1007 (removed 494) transitions.
// Phase 1: matrix 513 rows 569 cols
[2024-06-01 15:51:43] [INFO ] Computed 56 invariants in 4 ms
[2024-06-01 15:51:44] [INFO ] Implicit Places using invariants in 749 ms returned []
[2024-06-01 15:51:44] [INFO ] Invariant cache hit.
[2024-06-01 15:51:44] [INFO ] State equation strengthened by 8 read => feed constraints.
[2024-06-01 15:51:47] [INFO ] Implicit Places using invariants and state equation in 3768 ms returned []
Implicit Place search using SMT with State Equation took 4520 ms to find 0 implicit places.
[2024-06-01 15:51:47] [INFO ] Redundant transitions in 4 ms returned []
Running 418 sub problems to find dead transitions.
[2024-06-01 15:51:48] [INFO ] Invariant cache hit.
[2024-06-01 15:51:48] [INFO ] State equation strengthened by 8 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 2 (OVERLAPS) 4/478 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/478 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 4 (OVERLAPS) 422/900 variables, 478/534 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/900 variables, 8/542 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/900 variables, 0/542 constraints. Problems are: Problem set: 0 solved, 418 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 900/1082 variables, and 542 constraints, problems are : Problem set: 0 solved, 418 unsolved in 30016 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 478/569 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 418/418 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 418 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/474 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/474 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 2 (OVERLAPS) 4/478 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/478 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 4 (OVERLAPS) 422/900 variables, 478/534 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/900 variables, 8/542 constraints. Problems are: Problem set: 0 solved, 418 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/900 variables, 418/960 constraints. Problems are: Problem set: 0 solved, 418 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 900/1082 variables, and 960 constraints, problems are : Problem set: 0 solved, 418 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 478/569 constraints, ReadFeed: 8/8 constraints, PredecessorRefiner: 418/418 constraints, Known Traps: 0/0 constraints]
After SMT, in 60087ms problems are : Problem set: 0 solved, 418 unsolved
Search for dead transitions found 0 dead transitions in 60094ms
Starting structural reductions in SI_LTL mode, iteration 1 : 569/1063 places, 513/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64698 ms. Remains : 569/1063 places, 513/1007 transitions.
Stuttering acceptance computed with spot in 43 ms :[(NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-09
Product exploration explored 100000 steps with 177 reset in 357 ms.
Product exploration explored 100000 steps with 177 reset in 419 ms.
Computed a total of 569 stabilizing places and 513 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 569 transition count 513
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 (G p0))]
False Knowledge obtained : [(X (X p0)), (X (X (NOT p0)))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 3 factoid took 16 ms. Reduced automaton from 1 states, 2 edges and 1 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLFireability-09 finished in 65817 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((!p0 U (G((!p0||G((!p1&&(p1 U p2)))))||((!p0||G((!p1&&(p1 U p2))))&&G(!p2)))))'
Support contains 6 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 47 places and 47 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 412 transitions
Trivial Post-agglo rules discarded 412 transitions
Performed 412 trivial Post agglomeration. Transition count delta: 412
Iterating post reduction 0 with 412 rules applied. Total rules applied 412 place count 1016 transition count 548
Reduce places removed 412 places and 0 transitions.
Iterating post reduction 1 with 412 rules applied. Total rules applied 824 place count 604 transition count 548
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 827 place count 601 transition count 545
Iterating global reduction 2 with 3 rules applied. Total rules applied 830 place count 601 transition count 545
Drop transitions (Trivial Post-Agglo cleanup.) 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 831 place count 601 transition count 544
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 832 place count 600 transition count 544
Applied a total of 832 rules in 67 ms. Remains 600 /1063 variables (removed 463) and now considering 544/1007 (removed 463) transitions.
// Phase 1: matrix 544 rows 600 cols
[2024-06-01 15:52:49] [INFO ] Computed 56 invariants in 4 ms
[2024-06-01 15:52:50] [INFO ] Implicit Places using invariants in 1175 ms returned []
[2024-06-01 15:52:50] [INFO ] Invariant cache hit.
[2024-06-01 15:52:53] [INFO ] Implicit Places using invariants and state equation in 3120 ms returned []
Implicit Place search using SMT with State Equation took 4300 ms to find 0 implicit places.
[2024-06-01 15:52:53] [INFO ] Redundant transitions in 4 ms returned []
Running 453 sub problems to find dead transitions.
[2024-06-01 15:52:53] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/509 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/509 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 2 (OVERLAPS) 3/512 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 4 (OVERLAPS) 456/968 variables, 512/568 constraints. Problems are: Problem set: 0 solved, 453 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 968/1144 variables, and 568 constraints, problems are : Problem set: 0 solved, 453 unsolved in 30015 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 512/600 constraints, PredecessorRefiner: 453/453 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 453 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/509 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/509 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 2 (OVERLAPS) 3/512 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/512 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 4 (OVERLAPS) 456/968 variables, 512/568 constraints. Problems are: Problem set: 0 solved, 453 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/968 variables, 453/1021 constraints. Problems are: Problem set: 0 solved, 453 unsolved
Error getting values : (error "ParserException while parsing response: ((s0 1)
(s1 0)
(s2 1)
(s3 1)
(s4 1)
(s5 1)
(s6 1)
(s7 1)
(s8 1)
(s9 1)
(s10 1)
(s11 0)
(s12 1)
(s13 1)
(s14 1)
(s15 1)
(s16 1)
(s17 1)
(s18 1)
(s19 1)
(s20 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 968/1144 variables, and 1021 constraints, problems are : Problem set: 0 solved, 453 unsolved in 30017 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 512/600 constraints, PredecessorRefiner: 453/453 constraints, Known Traps: 0/0 constraints]
After SMT, in 60109ms problems are : Problem set: 0 solved, 453 unsolved
Search for dead transitions found 0 dead transitions in 60115ms
Starting structural reductions in SI_LTL mode, iteration 1 : 600/1063 places, 544/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64494 ms. Remains : 600/1063 places, 544/1007 transitions.
Stuttering acceptance computed with spot in 180 ms :[true, (OR (NOT p2) p1), (OR (AND p0 (NOT p2)) (AND p0 p1)), p2, (AND p1 p2 p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-11
Entered a terminal (fully accepting) state of product in 472 steps with 0 reset in 2 ms.
FORMULA HirschbergSinclair-PT-50-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-50-LTLFireability-11 finished in 64702 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((p0 U p1))))'
Support contains 4 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 48 places and 48 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 420 transitions
Trivial Post-agglo rules discarded 420 transitions
Performed 420 trivial Post agglomeration. Transition count delta: 420
Iterating post reduction 0 with 420 rules applied. Total rules applied 420 place count 1015 transition count 539
Reduce places removed 420 places and 0 transitions.
Iterating post reduction 1 with 420 rules applied. Total rules applied 840 place count 595 transition count 539
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 843 place count 592 transition count 536
Iterating global reduction 2 with 3 rules applied. Total rules applied 846 place count 592 transition count 536
Drop transitions (Trivial Post-Agglo cleanup.) 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 847 place count 592 transition count 535
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 848 place count 591 transition count 535
Applied a total of 848 rules in 60 ms. Remains 591 /1063 variables (removed 472) and now considering 535/1007 (removed 472) transitions.
// Phase 1: matrix 535 rows 591 cols
[2024-06-01 15:53:53] [INFO ] Computed 56 invariants in 4 ms
[2024-06-01 15:53:54] [INFO ] Implicit Places using invariants in 911 ms returned []
[2024-06-01 15:53:54] [INFO ] Invariant cache hit.
[2024-06-01 15:53:57] [INFO ] Implicit Places using invariants and state equation in 2948 ms returned []
Implicit Place search using SMT with State Equation took 3862 ms to find 0 implicit places.
[2024-06-01 15:53:57] [INFO ] Redundant transitions in 4 ms returned []
Running 439 sub problems to find dead transitions.
[2024-06-01 15:53:57] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/495 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/495 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 2 (OVERLAPS) 2/497 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/497 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 4 (OVERLAPS) 441/938 variables, 497/553 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 938/1126 variables, and 553 constraints, problems are : Problem set: 0 solved, 439 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 497/591 constraints, PredecessorRefiner: 439/439 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 439 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/495 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/495 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 2 (OVERLAPS) 2/497 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/497 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 4 (OVERLAPS) 441/938 variables, 497/553 constraints. Problems are: Problem set: 0 solved, 439 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/938 variables, 439/992 constraints. Problems are: Problem set: 0 solved, 439 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 938/1126 variables, and 992 constraints, problems are : Problem set: 0 solved, 439 unsolved in 30018 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 497/591 constraints, PredecessorRefiner: 439/439 constraints, Known Traps: 0/0 constraints]
After SMT, in 60106ms problems are : Problem set: 0 solved, 439 unsolved
Search for dead transitions found 0 dead transitions in 60112ms
Starting structural reductions in SI_LTL mode, iteration 1 : 591/1063 places, 535/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64046 ms. Remains : 591/1063 places, 535/1007 transitions.
Stuttering acceptance computed with spot in 86 ms :[(NOT p1), (NOT p1)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-13
Stuttering criterion allowed to conclude after 588 steps with 0 reset in 5 ms.
FORMULA HirschbergSinclair-PT-50-LTLFireability-13 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-50-LTLFireability-13 finished in 64159 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 1 out of 1063 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Reduce places removed 50 places and 50 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 448 transitions
Trivial Post-agglo rules discarded 448 transitions
Performed 448 trivial Post agglomeration. Transition count delta: 448
Iterating post reduction 0 with 448 rules applied. Total rules applied 448 place count 1013 transition count 509
Reduce places removed 448 places and 0 transitions.
Iterating post reduction 1 with 448 rules applied. Total rules applied 896 place count 565 transition count 509
Discarding 3 places :
Symmetric choice reduction at 2 with 3 rule applications. Total rules 899 place count 562 transition count 506
Iterating global reduction 2 with 3 rules applied. Total rules applied 902 place count 562 transition count 506
Drop transitions (Trivial Post-Agglo cleanup.) 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 903 place count 562 transition count 505
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 904 place count 561 transition count 505
Applied a total of 904 rules in 52 ms. Remains 561 /1063 variables (removed 502) and now considering 505/1007 (removed 502) transitions.
// Phase 1: matrix 505 rows 561 cols
[2024-06-01 15:54:58] [INFO ] Computed 56 invariants in 4 ms
[2024-06-01 15:54:59] [INFO ] Implicit Places using invariants in 968 ms returned []
[2024-06-01 15:54:59] [INFO ] Invariant cache hit.
[2024-06-01 15:55:02] [INFO ] Implicit Places using invariants and state equation in 3232 ms returned []
Implicit Place search using SMT with State Equation took 4209 ms to find 0 implicit places.
[2024-06-01 15:55:02] [INFO ] Redundant transitions in 3 ms returned []
Running 406 sub problems to find dead transitions.
[2024-06-01 15:55:02] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 2/464 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/464 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (OVERLAPS) 408/872 variables, 464/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/872 variables, 0/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 872/1066 variables, and 520 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30013 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 464/561 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 406 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/462 variables, 5/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/462 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 2 (OVERLAPS) 2/464 variables, 51/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/464 variables, 0/56 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 4 (OVERLAPS) 408/872 variables, 464/520 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/872 variables, 406/926 constraints. Problems are: Problem set: 0 solved, 406 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/872 variables, 0/926 constraints. Problems are: Problem set: 0 solved, 406 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 872/1066 variables, and 926 constraints, problems are : Problem set: 0 solved, 406 unsolved in 30014 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 464/561 constraints, PredecessorRefiner: 406/406 constraints, Known Traps: 0/0 constraints]
After SMT, in 60077ms problems are : Problem set: 0 solved, 406 unsolved
Search for dead transitions found 0 dead transitions in 60083ms
Starting structural reductions in SI_LTL mode, iteration 1 : 561/1063 places, 505/1007 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 64355 ms. Remains : 561/1063 places, 505/1007 transitions.
Stuttering acceptance computed with spot in 73 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-14
Product exploration explored 100000 steps with 270 reset in 435 ms.
Product exploration explored 100000 steps with 270 reset in 517 ms.
Computed a total of 561 stabilizing places and 505 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 561 transition count 505
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 : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 4 factoid took 104 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
RANDOM walk for 1547 steps (0 resets) in 21 ms. (70 steps per ms) remains 0/1 properties
Knowledge obtained : [(NOT p0), (X (NOT p0)), (X (X (NOT p0))), (F (G (NOT p0)))]
False Knowledge obtained : [(F p0)]
Property proved to be false thanks to negative knowledge :(F p0)
Knowledge based reduction with 4 factoid took 117 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA HirschbergSinclair-PT-50-LTLFireability-14 FALSE TECHNIQUES KNOWLEDGE
Treatment of property HirschbergSinclair-PT-50-LTLFireability-14 finished in 65972 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202405141337/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(X(!F((F(p0)&&p1)))) U p0))'
Support contains 3 out of 1063 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1063/1063 places, 1007/1007 transitions.
Discarding 3 places :
Symmetric choice reduction at 0 with 3 rule applications. Total rules 3 place count 1060 transition count 1004
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 1060 transition count 1004
Discarding 2 places :
Symmetric choice reduction at 0 with 2 rule applications. Total rules 8 place count 1058 transition count 1002
Iterating global reduction 0 with 2 rules applied. Total rules applied 10 place count 1058 transition count 1002
Applied a total of 10 rules in 129 ms. Remains 1058 /1063 variables (removed 5) and now considering 1002/1007 (removed 5) transitions.
// Phase 1: matrix 1002 rows 1058 cols
[2024-06-01 15:56:04] [INFO ] Computed 56 invariants in 8 ms
[2024-06-01 15:56:05] [INFO ] Implicit Places using invariants in 862 ms returned []
[2024-06-01 15:56:05] [INFO ] Invariant cache hit.
[2024-06-01 15:56:14] [INFO ] Implicit Places using invariants and state equation in 9099 ms returned []
Implicit Place search using SMT with State Equation took 9964 ms to find 0 implicit places.
Running 952 sub problems to find dead transitions.
[2024-06-01 15:56:14] [INFO ] Invariant cache hit.
At refinement iteration 0 (INCLUDED_ONLY) 0/1008 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 952 unsolved
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
(s3 1.0)
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(s145 1.0)
(s146 1.0)timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 1008/2060 variables, and 6 constraints, problems are : Problem set: 0 solved, 952 unsolved in 30019 ms.
Refiners :[Generalized P Invariants (flows): 6/56 constraints, State Equation: 0/1058 constraints, PredecessorRefiner: 952/952 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 952 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/1008 variables, 6/6 constraints. Problems are: Problem set: 0 solved, 952 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/1008 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 952 unsolved
At refinement iteration 2 (OVERLAPS) 50/1058 variables, 50/56 constraints. Problems are: Problem set: 0 solved, 952 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 1058/2060 variables, and 56 constraints, problems are : Problem set: 0 solved, 952 unsolved in 30022 ms.
Refiners :[Generalized P Invariants (flows): 56/56 constraints, State Equation: 0/1058 constraints, PredecessorRefiner: 0/952 constraints, Known Traps: 0/0 constraints]
After SMT, in 60380ms problems are : Problem set: 0 solved, 952 unsolved
Search for dead transitions found 0 dead transitions in 60393ms
Starting structural reductions in LTL mode, iteration 1 : 1058/1063 places, 1002/1007 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 70488 ms. Remains : 1058/1063 places, 1002/1007 transitions.
Stuttering acceptance computed with spot in 164 ms :[(NOT p0), (AND p0 p1), p0, true, (OR (NOT p0) p1)]
Running random walk in product with property : HirschbergSinclair-PT-50-LTLFireability-15
Entered a terminal (fully accepting) state of product in 440 steps with 0 reset in 4 ms.
FORMULA HirschbergSinclair-PT-50-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property HirschbergSinclair-PT-50-LTLFireability-15 finished in 70685 ms.
All properties solved by simple procedures.
Total runtime 742422 ms.
ITS solved all properties within timeout
BK_STOP 1717257435117
--------------------
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_1.0.0.202405141337.jar
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
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="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 2-5568"
echo " Executing tool ltsminxred"
echo " Input is HirschbergSinclair-PT-50, 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 r500-smll-171649587500132"
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 [ "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 '
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 ;