fond
Model Checking Contest 2023
13th edition, Paris, France, April 26, 2023 (at TOOLympics II)
Execution of r393-oct2-167903716800276
Last Updated
May 14, 2023

About the Execution of LTSMin+red for ShieldIIPt-PT-020A

Execution Summary
Max Memory
Used (MB)
Time wait (ms) CPU Usage (ms) I/O Wait (ms) Computed Result Execution
Status
566.352 52032.00 86134.00 48.40 FFFFFFFFTFFFFFFF 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.r393-oct2-167903716800276.qcow2', fmt=qcow2 cluster_size=65536 extended_l2=off compression_type=zlib size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 backing_fmt=qcow2 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is ShieldIIPt-PT-020A, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r393-oct2-167903716800276
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 512K
-rw-r--r-- 1 mcc users 6.2K Feb 25 17:50 CTLCardinality.txt
-rw-r--r-- 1 mcc users 67K Feb 25 17:50 CTLCardinality.xml
-rw-r--r-- 1 mcc users 4.9K Feb 25 17:29 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K Feb 25 17:29 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K Jan 29 11:41 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 6.6K Jan 29 11:41 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.6K Feb 25 16:56 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K Feb 25 16:56 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K Feb 25 16:57 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Feb 25 16:57 LTLFireability.xml
-rw-r--r-- 1 mcc users 9.1K Feb 25 18:11 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 95K Feb 25 18:11 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.9K Feb 25 18:00 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 67K Feb 25 18:00 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Feb 25 16:57 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.7K Feb 25 16:57 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 equiv_col
-rw-r--r-- 1 mcc users 5 Mar 5 18:23 instance
-rw-r--r-- 1 mcc users 6 Mar 5 18:23 iscolored
-rw-r--r-- 1 mcc users 105K Mar 5 18:23 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

here is the order used to build the result vector(from text file)
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-00
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-01
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-02
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-03
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-04
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-05
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-06
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-07
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-08
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-09
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-10
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-11
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-12
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-13
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-14
FORMULA_NAME ShieldIIPt-PT-020A-LTLFireability-15

=== Now, execution of the tool begins

BK_START 1679436220007

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=ShieldIIPt-PT-020A
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202303021504
[2023-03-21 22:03:42] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-03-21 22:03:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-03-21 22:03:42] [INFO ] Load time of PNML (sax parser for PT used): 61 ms
[2023-03-21 22:03:42] [INFO ] Transformed 383 places.
[2023-03-21 22:03:42] [INFO ] Transformed 283 transitions.
[2023-03-21 22:03:42] [INFO ] Found NUPN structural information;
[2023-03-21 22:03:42] [INFO ] Parsed PT model containing 383 places and 283 transitions and 1206 arcs in 157 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 7 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 1 formulas.
Ensure Unique test removed 1 transitions
Reduce redundant transitions removed 1 transitions.
FORMULA ShieldIIPt-PT-020A-LTLFireability-12 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 60 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 30 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
// Phase 1: matrix 282 rows 383 cols
[2023-03-21 22:03:43] [INFO ] Computed 181 place invariants in 11 ms
[2023-03-21 22:03:44] [INFO ] Implicit Places using invariants in 884 ms returned []
[2023-03-21 22:03:44] [INFO ] Invariant cache hit.
[2023-03-21 22:03:44] [INFO ] Implicit Places using invariants and state equation in 623 ms returned []
Implicit Place search using SMT with State Equation took 1545 ms to find 0 implicit places.
[2023-03-21 22:03:44] [INFO ] Invariant cache hit.
[2023-03-21 22:03:45] [INFO ] Dead Transitions using invariants and state equation in 654 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 2232 ms. Remains : 383/383 places, 282/282 transitions.
Support contains 60 out of 383 places after structural reductions.
[2023-03-21 22:03:45] [INFO ] Flatten gal took : 111 ms
[2023-03-21 22:03:45] [INFO ] Flatten gal took : 48 ms
[2023-03-21 22:03:45] [INFO ] Input system was already deterministic with 282 transitions.
Support contains 58 out of 383 places (down from 60) after GAL structural reductions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 482 ms. (steps per millisecond=20 ) properties (out of 32) seen :17
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 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 11 ms. (steps per millisecond=91 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=100 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 1001 steps, including 2 resets, run finished after 9 ms. (steps per millisecond=111 ) properties (out of 15) seen :0
Running SMT prover for 15 properties.
[2023-03-21 22:03:46] [INFO ] Invariant cache hit.
[2023-03-21 22:03:46] [INFO ] [Real]Absence check using 181 positive place invariants in 163 ms returned sat
[2023-03-21 22:03:48] [INFO ] After 1571ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:15
[2023-03-21 22:03:48] [INFO ] [Nat]Absence check using 181 positive place invariants in 53 ms returned sat
[2023-03-21 22:03:49] [INFO ] After 838ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :15
[2023-03-21 22:03:50] [INFO ] After 1895ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :15
Attempting to minimize the solution found.
Minimization took 630 ms.
[2023-03-21 22:03:51] [INFO ] After 3025ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :15
Parikh walk visited 0 properties in 1103 ms.
Support contains 31 out of 383 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 383/383 places, 282/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 383 transition count 281
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 382 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 381 transition count 280
Partial Free-agglomeration rule applied 37 times.
Drop transitions removed 37 transitions
Iterating global reduction 0 with 37 rules applied. Total rules applied 41 place count 381 transition count 280
Applied a total of 41 rules in 53 ms. Remains 381 /383 variables (removed 2) and now considering 280/282 (removed 2) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 53 ms. Remains : 381/383 places, 280/282 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 291 ms. (steps per millisecond=34 ) properties (out of 15) seen :13
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 38 ms. (steps per millisecond=263 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 32 ms. (steps per millisecond=312 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
// Phase 1: matrix 280 rows 381 cols
[2023-03-21 22:03:52] [INFO ] Computed 181 place invariants in 5 ms
[2023-03-21 22:03:52] [INFO ] [Real]Absence check using 181 positive place invariants in 46 ms returned sat
[2023-03-21 22:03:53] [INFO ] After 610ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:2
[2023-03-21 22:03:53] [INFO ] [Nat]Absence check using 181 positive place invariants in 30 ms returned sat
[2023-03-21 22:03:53] [INFO ] After 144ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :2
[2023-03-21 22:03:53] [INFO ] State equation strengthened by 21 read => feed constraints.
[2023-03-21 22:03:53] [INFO ] After 123ms SMT Verify possible using 21 Read/Feed constraints in natural domain returned unsat :0 sat :2
[2023-03-21 22:03:53] [INFO ] After 244ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :2
Attempting to minimize the solution found.
Minimization took 105 ms.
[2023-03-21 22:03:53] [INFO ] After 709ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :2
Parikh walk visited 0 properties in 53 ms.
Support contains 8 out of 381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 381/381 places, 280/280 transitions.
Partial Free-agglomeration rule applied 3 times.
Drop transitions removed 3 transitions
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 381 transition count 280
Applied a total of 3 rules in 25 ms. Remains 381 /381 variables (removed 0) and now considering 280/280 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 25 ms. Remains : 381/381 places, 280/280 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 119 ms. (steps per millisecond=84 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 23 ms. (steps per millisecond=434 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
// Phase 1: matrix 280 rows 381 cols
[2023-03-21 22:03:54] [INFO ] Computed 181 place invariants in 16 ms
[2023-03-21 22:03:54] [INFO ] [Real]Absence check using 181 positive place invariants in 40 ms returned sat
[2023-03-21 22:03:54] [INFO ] After 378ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:03:54] [INFO ] [Nat]Absence check using 181 positive place invariants in 37 ms returned sat
[2023-03-21 22:03:54] [INFO ] After 183ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:03:54] [INFO ] State equation strengthened by 23 read => feed constraints.
[2023-03-21 22:03:54] [INFO ] After 106ms SMT Verify possible using 23 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-03-21 22:03:55] [INFO ] After 234ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 54 ms.
[2023-03-21 22:03:55] [INFO ] After 632ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 13 ms.
Support contains 5 out of 381 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 381/381 places, 280/280 transitions.
Applied a total of 0 rules in 26 ms. Remains 381 /381 variables (removed 0) and now considering 280/280 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 381/381 places, 280/280 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 87 ms. (steps per millisecond=114 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 22 ms. (steps per millisecond=454 ) properties (out of 1) seen :0
Finished probabilistic random walk after 3883 steps, run visited all 1 properties in 27 ms. (steps per millisecond=143 )
Probabilistic random walk after 3883 steps, saw 3694 distinct states, run finished after 28 ms. (steps per millisecond=138 ) properties seen :1
Computed a total of 1 stabilizing places and 1 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((p1&&F(p2)))&&p0)))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 383 transition count 281
Deduced a syphon composed of 1 places in 14 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 382 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 381 transition count 280
Applied a total of 4 rules in 63 ms. Remains 381 /383 variables (removed 2) and now considering 280/282 (removed 2) transitions.
// Phase 1: matrix 280 rows 381 cols
[2023-03-21 22:03:56] [INFO ] Computed 181 place invariants in 4 ms
[2023-03-21 22:03:56] [INFO ] Implicit Places using invariants in 418 ms returned [373, 374]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 421 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 379/383 places, 280/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 379 transition count 279
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 378 transition count 279
Applied a total of 2 rules in 11 ms. Remains 378 /379 variables (removed 1) and now considering 279/280 (removed 1) transitions.
// Phase 1: matrix 279 rows 378 cols
[2023-03-21 22:03:56] [INFO ] Computed 179 place invariants in 1 ms
[2023-03-21 22:03:56] [INFO ] Implicit Places using invariants in 195 ms returned [367]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 196 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 377/383 places, 279/282 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 10 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 376 transition count 278
Applied a total of 2 rules in 23 ms. Remains 376 /377 variables (removed 1) and now considering 278/279 (removed 1) transitions.
// Phase 1: matrix 278 rows 376 cols
[2023-03-21 22:03:56] [INFO ] Computed 178 place invariants in 1 ms
[2023-03-21 22:03:57] [INFO ] Implicit Places using invariants in 360 ms returned []
[2023-03-21 22:03:57] [INFO ] Invariant cache hit.
[2023-03-21 22:03:57] [INFO ] Implicit Places using invariants and state equation in 456 ms returned []
Implicit Place search using SMT with State Equation took 836 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 376/383 places, 278/282 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1551 ms. Remains : 376/383 places, 278/282 transitions.
Stuttering acceptance computed with spot in 450 ms :[(OR (NOT p0) (NOT p1) (NOT p2)), (NOT p2), (OR (NOT p1) (NOT p2))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=(OR (NOT p0) (NOT p1)), acceptance={0} source=0 dest: 0}, { cond=(AND p0 p1 (NOT p2)), acceptance={} source=0 dest: 1}, { cond=(AND p0 p1), acceptance={} source=0 dest: 2}], [{ cond=(NOT p2), acceptance={0} source=1 dest: 1}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 0}, { cond=(AND p1 (NOT p2)), acceptance={} source=2 dest: 1}, { cond=p1, acceptance={} source=2 dest: 2}]], initial=0, aps=[p0:(AND (EQ s122 1) (EQ s133 1)), p1:(EQ s168 1), p2:(AND (EQ s122 1) (EQ s133 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 0 reset in 664 ms.
Stack based approach found an accepted trace after 3 steps with 0 reset with depth 4 and stack size 4 in 1 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-00 finished in 2814 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))||G(p1))))'
Support contains 4 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 383 transition count 281
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 382 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 381 transition count 280
Applied a total of 4 rules in 16 ms. Remains 381 /383 variables (removed 2) and now considering 280/282 (removed 2) transitions.
// Phase 1: matrix 280 rows 381 cols
[2023-03-21 22:03:58] [INFO ] Computed 181 place invariants in 2 ms
[2023-03-21 22:03:59] [INFO ] Implicit Places using invariants in 499 ms returned [373, 374]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 504 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 379/383 places, 280/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 379 transition count 279
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 378 transition count 279
Applied a total of 2 rules in 19 ms. Remains 378 /379 variables (removed 1) and now considering 279/280 (removed 1) transitions.
// Phase 1: matrix 279 rows 378 cols
[2023-03-21 22:03:59] [INFO ] Computed 179 place invariants in 2 ms
[2023-03-21 22:03:59] [INFO ] Implicit Places using invariants in 284 ms returned [367]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 301 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 377/383 places, 279/282 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 376 transition count 278
Applied a total of 2 rules in 11 ms. Remains 376 /377 variables (removed 1) and now considering 278/279 (removed 1) transitions.
// Phase 1: matrix 278 rows 376 cols
[2023-03-21 22:03:59] [INFO ] Computed 178 place invariants in 3 ms
[2023-03-21 22:03:59] [INFO ] Implicit Places using invariants in 249 ms returned []
[2023-03-21 22:03:59] [INFO ] Invariant cache hit.
[2023-03-21 22:04:00] [INFO ] Implicit Places using invariants and state equation in 388 ms returned []
Implicit Place search using SMT with State Equation took 647 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 376/383 places, 278/282 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1500 ms. Remains : 376/383 places, 278/282 transitions.
Stuttering acceptance computed with spot in 98 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 1}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p1:(AND (EQ s242 1) (EQ s257 1)), p0:(OR (EQ s194 0) (EQ s207 0))], 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 26 reset in 574 ms.
Product exploration explored 100000 steps with 29 reset in 523 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 401 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 160 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Finished random walk after 607 steps, including 0 resets, run visited all 2 properties in 10 ms. (steps per millisecond=60 )
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND (NOT p1) (NOT p0)))), (X (NOT (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (NOT (AND p1 (NOT p0)))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 331 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 134 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 142 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Support contains 4 out of 376 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 376/376 places, 278/278 transitions.
Applied a total of 0 rules in 21 ms. Remains 376 /376 variables (removed 0) and now considering 278/278 (removed 0) transitions.
[2023-03-21 22:04:02] [INFO ] Invariant cache hit.
[2023-03-21 22:04:03] [INFO ] Implicit Places using invariants in 284 ms returned []
[2023-03-21 22:04:03] [INFO ] Invariant cache hit.
[2023-03-21 22:04:03] [INFO ] Implicit Places using invariants and state equation in 381 ms returned []
Implicit Place search using SMT with State Equation took 680 ms to find 0 implicit places.
[2023-03-21 22:04:03] [INFO ] Redundant transitions in 7 ms returned []
[2023-03-21 22:04:03] [INFO ] Invariant cache hit.
[2023-03-21 22:04:03] [INFO ] Dead Transitions using invariants and state equation in 199 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 935 ms. Remains : 376/376 places, 278/278 transitions.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Knowledge based reduction with 5 factoid took 252 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 111 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Incomplete random walk after 10000 steps, including 2 resets, run finished after 107 ms. (steps per millisecond=93 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 29 ms. (steps per millisecond=344 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-03-21 22:04:04] [INFO ] Invariant cache hit.
[2023-03-21 22:04:04] [INFO ] [Real]Absence check using 178 positive place invariants in 88 ms returned sat
[2023-03-21 22:04:04] [INFO ] After 535ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-03-21 22:04:04] [INFO ] [Nat]Absence check using 178 positive place invariants in 40 ms returned sat
[2023-03-21 22:04:05] [INFO ] After 142ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-03-21 22:04:05] [INFO ] After 183ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 41 ms.
[2023-03-21 22:04:05] [INFO ] After 389ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 21 ms.
Support contains 4 out of 376 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 376/376 places, 278/278 transitions.
Partial Free-agglomeration rule applied 38 times.
Drop transitions removed 38 transitions
Iterating global reduction 0 with 38 rules applied. Total rules applied 38 place count 376 transition count 278
Applied a total of 38 rules in 26 ms. Remains 376 /376 variables (removed 0) and now considering 278/278 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 376/376 places, 278/278 transitions.
Finished random walk after 853 steps, including 0 resets, run visited all 1 properties in 7 ms. (steps per millisecond=121 )
Knowledge obtained : [(AND p0 (NOT p1)), (X (NOT (AND (NOT p0) (NOT p1)))), (X (NOT (AND (NOT p0) p1))), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : [(F (AND (NOT p0) (NOT p1))), (F (AND (NOT p0) p1))]
Knowledge based reduction with 5 factoid took 351 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 120 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 116 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Stuttering acceptance computed with spot in 103 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Product exploration explored 100000 steps with 27 reset in 402 ms.
Stack based approach found an accepted trace after 3840 steps with 1 reset with depth 786 and stack size 730 in 17 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-01 finished in 7544 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((((F(!p0)&&F(p1)) U G(p1))&&X(p0)))'
Support contains 5 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 8 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
// Phase 1: matrix 282 rows 383 cols
[2023-03-21 22:04:06] [INFO ] Computed 181 place invariants in 1 ms
[2023-03-21 22:04:06] [INFO ] Implicit Places using invariants in 360 ms returned []
[2023-03-21 22:04:06] [INFO ] Invariant cache hit.
[2023-03-21 22:04:07] [INFO ] Implicit Places using invariants and state equation in 420 ms returned []
Implicit Place search using SMT with State Equation took 800 ms to find 0 implicit places.
[2023-03-21 22:04:07] [INFO ] Invariant cache hit.
[2023-03-21 22:04:07] [INFO ] Dead Transitions using invariants and state equation in 525 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1338 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 241 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), p0, (NOT p1), true]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 2}, { cond=true, acceptance={} source=0 dest: 3}], [{ cond=(NOT p0), acceptance={} source=1 dest: 4}], [{ cond=p0, acceptance={0} source=2 dest: 2}], [{ cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 2}, { cond=p1, acceptance={} source=3 dest: 3}, { cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=true, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p1:(AND (EQ s310 1) (EQ s319 1)), p0:(AND (EQ s144 1) (EQ s148 1) (EQ s154 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-02 finished in 1616 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(p0) U X(p1))&&X(G(p0))))'
Support contains 6 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 7 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:07] [INFO ] Invariant cache hit.
[2023-03-21 22:04:08] [INFO ] Implicit Places using invariants in 260 ms returned []
[2023-03-21 22:04:08] [INFO ] Invariant cache hit.
[2023-03-21 22:04:09] [INFO ] Implicit Places using invariants and state equation in 882 ms returned []
Implicit Place search using SMT with State Equation took 1169 ms to find 0 implicit places.
[2023-03-21 22:04:09] [INFO ] Invariant cache hit.
[2023-03-21 22:04:09] [INFO ] Dead Transitions using invariants and state equation in 359 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1551 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 233 ms :[true, (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p0), (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 4}], [{ cond=(OR (NOT p0) (NOT p1)), acceptance={} source=2 dest: 0}, { cond=(AND p0 p1), acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 0}, { cond=p0, acceptance={} source=3 dest: 3}], [{ cond=(NOT p0), acceptance={0} source=4 dest: 0}, { cond=(AND p0 p1), acceptance={0} source=4 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={0} source=4 dest: 4}]], initial=1, aps=[p0:(EQ s206 1), p1:(AND (EQ s326 1) (EQ s343 1) (EQ s32 1) (EQ s38 1) (EQ s40 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-03 finished in 1817 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(G(p0))||F((p1&&X(X(p2)))))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 3 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:09] [INFO ] Invariant cache hit.
[2023-03-21 22:04:10] [INFO ] Implicit Places using invariants in 364 ms returned []
[2023-03-21 22:04:10] [INFO ] Invariant cache hit.
[2023-03-21 22:04:10] [INFO ] Implicit Places using invariants and state equation in 755 ms returned []
Implicit Place search using SMT with State Equation took 1122 ms to find 0 implicit places.
[2023-03-21 22:04:10] [INFO ] Invariant cache hit.
[2023-03-21 22:04:11] [INFO ] Dead Transitions using invariants and state equation in 209 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1334 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 755 ms :[(OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p2)), (NOT p2), (OR (NOT p1) (NOT p2)), (NOT p2), (NOT p2), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2))), (OR (AND (NOT p0) (NOT p1)) (AND (NOT p0) (NOT p2)))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 0}, { cond=(AND p1 p0), acceptance={} source=0 dest: 1}, { cond=(AND p1 (NOT p0)), acceptance={} source=0 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 5}], [{ cond=(AND (NOT p1) p0), acceptance={} source=1 dest: 2}, { cond=(AND p1 p0), acceptance={} source=1 dest: 3}, { cond=(AND p1 (NOT p0)), acceptance={} source=1 dest: 6}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=1 dest: 7}], [{ cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=2 dest: 0}, { cond=(AND p1 p0 (NOT p2)), acceptance={} source=2 dest: 1}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=2 dest: 5}], [{ cond=(AND (NOT p1) p0 (NOT p2)), acceptance={} source=3 dest: 2}, { cond=(AND p1 p0 (NOT p2)), acceptance={} source=3 dest: 3}, { cond=(AND p1 (NOT p0) (NOT p2)), acceptance={} source=3 dest: 6}, { cond=(AND (NOT p1) (NOT p0) (NOT p2)), acceptance={} source=3 dest: 7}], [{ cond=p1, acceptance={0} source=4 dest: 6}, { cond=(NOT p1), acceptance={0} source=4 dest: 7}], [{ cond=p1, acceptance={0} source=5 dest: 4}, { cond=(NOT p1), acceptance={0} source=5 dest: 5}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=6 dest: 6}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=6 dest: 7}], [{ cond=(AND p1 (NOT p2)), acceptance={0} source=7 dest: 4}, { cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=7 dest: 5}], [{ cond=true, acceptance={} source=8 dest: 9}], [{ cond=(NOT p1), acceptance={} source=9 dest: 0}, { cond=p1, acceptance={} source=9 dest: 1}]], initial=8, aps=[p1:(EQ s303 1), p0:(EQ s303 0), p2:(EQ s375 0)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null, null, null, null, null, null, null][false, false, false, false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 708 reset in 486 ms.
Stack based approach found an accepted trace after 586 steps with 4 reset with depth 111 and stack size 109 in 4 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-04 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-04 finished in 2612 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((F(p0)&&X((G(!p1) U (p2&&G(!p1))))))'
Support contains 6 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 2 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:12] [INFO ] Invariant cache hit.
[2023-03-21 22:04:12] [INFO ] Implicit Places using invariants in 248 ms returned []
[2023-03-21 22:04:12] [INFO ] Invariant cache hit.
[2023-03-21 22:04:13] [INFO ] Implicit Places using invariants and state equation in 717 ms returned []
Implicit Place search using SMT with State Equation took 979 ms to find 0 implicit places.
[2023-03-21 22:04:13] [INFO ] Invariant cache hit.
[2023-03-21 22:04:13] [INFO ] Dead Transitions using invariants and state equation in 429 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1412 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 229 ms :[(OR (NOT p0) (NOT p2) p1), (NOT p0), (OR (NOT p2) p1), true, p1]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 1}, { cond=true, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p2) (NOT p1)), acceptance={0} source=2 dest: 2}, { cond=p1, acceptance={0} source=2 dest: 3}, { cond=(AND p2 (NOT p1)), acceptance={0} source=2 dest: 4}], [{ cond=true, acceptance={0} source=3 dest: 3}], [{ cond=p1, acceptance={} source=4 dest: 3}, { cond=(NOT p1), acceptance={} source=4 dest: 4}]], initial=0, aps=[p0:(AND (EQ s277 1) (EQ s281 1) (EQ s287 1) (EQ s198 1) (EQ s209 1)), p2:(EQ s360 1), p1:(AND (EQ s277 1) (EQ s281 1) (EQ s287 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 2518 steps with 0 reset in 10 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-05 finished in 1666 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G((X(p1)||p0))))'
Support contains 8 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 6 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:14] [INFO ] Invariant cache hit.
[2023-03-21 22:04:14] [INFO ] Implicit Places using invariants in 254 ms returned []
[2023-03-21 22:04:14] [INFO ] Invariant cache hit.
[2023-03-21 22:04:14] [INFO ] Implicit Places using invariants and state equation in 660 ms returned []
Implicit Place search using SMT with State Equation took 924 ms to find 0 implicit places.
[2023-03-21 22:04:14] [INFO ] Invariant cache hit.
[2023-03-21 22:04:15] [INFO ] Dead Transitions using invariants and state equation in 390 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1321 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 198 ms :[true, (NOT p1), (AND (NOT p1) (NOT p0)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-06 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p1), acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={} source=2 dest: 3}], [{ cond=(NOT p0), acceptance={} source=3 dest: 1}, { cond=p0, acceptance={} source=3 dest: 3}]], initial=2, aps=[p1:(AND (OR (EQ s69 0) (EQ s94 0)) (OR (EQ s178 0) (EQ s180 0))), p0:(OR (EQ s179 0) (EQ s190 0) (AND (EQ s27 1) (EQ s38 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 18801 steps with 0 reset in 73 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-06 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-06 finished in 1620 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((F(X((F(p1)||p2)))&&p0)) U p1))'
Support contains 8 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 3 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:15] [INFO ] Invariant cache hit.
[2023-03-21 22:04:15] [INFO ] Implicit Places using invariants in 314 ms returned []
[2023-03-21 22:04:15] [INFO ] Invariant cache hit.
[2023-03-21 22:04:16] [INFO ] Implicit Places using invariants and state equation in 562 ms returned []
Implicit Place search using SMT with State Equation took 880 ms to find 0 implicit places.
[2023-03-21 22:04:16] [INFO ] Invariant cache hit.
[2023-03-21 22:04:16] [INFO ] Dead Transitions using invariants and state equation in 439 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1341 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 184 ms :[(NOT p1), (AND (NOT p1) (NOT p2)), true, (OR (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p1) (NOT p2)), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(AND p1 p0), acceptance={0} source=3 dest: 1}, { cond=(NOT p0), acceptance={0} source=3 dest: 2}, { cond=(AND (NOT p1) p0), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(AND (EQ s312 1) (EQ s323 1)), p2:(EQ s20 1), p0:(AND (EQ s353 1) (EQ s357 1) (EQ s363 1) (EQ s1 1) (EQ s18 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-07 finished in 1560 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(F((p0||X((p1&&X(p1)))))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 3 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:17] [INFO ] Invariant cache hit.
[2023-03-21 22:04:17] [INFO ] Implicit Places using invariants in 274 ms returned []
[2023-03-21 22:04:17] [INFO ] Invariant cache hit.
[2023-03-21 22:04:18] [INFO ] Implicit Places using invariants and state equation in 899 ms returned []
Implicit Place search using SMT with State Equation took 1203 ms to find 0 implicit places.
[2023-03-21 22:04:18] [INFO ] Invariant cache hit.
[2023-03-21 22:04:18] [INFO ] Dead Transitions using invariants and state equation in 363 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1573 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 238 ms :[(AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1)), (AND (NOT p0) (NOT p1))]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-08 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=1 dest: 3}], [{ cond=(NOT p0), acceptance={} source=2 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p0) (NOT p1)), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(EQ s73 0), p1:(EQ s225 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 872 ms.
Product exploration explored 100000 steps with 50000 reset in 846 ms.
Computed a total of 1 stabilizing places and 1 stable transitions
Computed a total of 1 stabilizing places and 1 stable transitions
Knowledge obtained : [(AND p0 (NOT p1)), (X p0), (X (X (NOT (AND (NOT p0) (NOT p1))))), (X (X (NOT (AND (NOT p0) p1))))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge :(X p0)
Knowledge based reduction with 4 factoid took 114 ms. Reduced automaton from 4 states, 5 edges and 2 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA ShieldIIPt-PT-020A-LTLFireability-08 TRUE TECHNIQUES KNOWLEDGE
Treatment of property ShieldIIPt-PT-020A-LTLFireability-08 finished in 3672 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(p0))'
Support contains 1 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Reduce places removed 1 places and 1 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 382 transition count 280
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 3 place count 380 transition count 280
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 2 places and 0 transitions.
Iterating global reduction 0 with 3 rules applied. Total rules applied 6 place count 378 transition count 279
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 6 place count 378 transition count 278
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 8 place count 377 transition count 278
Applied a total of 8 rules in 38 ms. Remains 377 /383 variables (removed 6) and now considering 278/282 (removed 4) transitions.
// Phase 1: matrix 278 rows 377 cols
[2023-03-21 22:04:20] [INFO ] Computed 179 place invariants in 1 ms
[2023-03-21 22:04:21] [INFO ] Implicit Places using invariants in 252 ms returned [366]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 253 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 376/383 places, 278/282 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 375 transition count 277
Applied a total of 2 rules in 9 ms. Remains 375 /376 variables (removed 1) and now considering 277/278 (removed 1) transitions.
// Phase 1: matrix 277 rows 375 cols
[2023-03-21 22:04:21] [INFO ] Computed 178 place invariants in 1 ms
[2023-03-21 22:04:21] [INFO ] Implicit Places using invariants in 296 ms returned []
[2023-03-21 22:04:21] [INFO ] Invariant cache hit.
[2023-03-21 22:04:21] [INFO ] Implicit Places using invariants and state equation in 442 ms returned []
Implicit Place search using SMT with State Equation took 765 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 375/383 places, 277/282 transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 1077 ms. Remains : 375/383 places, 277/282 transitions.
Stuttering acceptance computed with spot in 52 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(EQ s281 1)], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, colored, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null][true]]
Product exploration explored 100000 steps with 257 reset in 409 ms.
Stack based approach found an accepted trace after 67 steps with 0 reset with depth 68 and stack size 68 in 0 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-09 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-09 finished in 1594 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((G(p0)||X(G(p1))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 15 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
// Phase 1: matrix 282 rows 383 cols
[2023-03-21 22:04:22] [INFO ] Computed 181 place invariants in 1 ms
[2023-03-21 22:04:22] [INFO ] Implicit Places using invariants in 249 ms returned []
[2023-03-21 22:04:22] [INFO ] Invariant cache hit.
[2023-03-21 22:04:23] [INFO ] Implicit Places using invariants and state equation in 511 ms returned []
Implicit Place search using SMT with State Equation took 764 ms to find 0 implicit places.
[2023-03-21 22:04:23] [INFO ] Invariant cache hit.
[2023-03-21 22:04:23] [INFO ] Dead Transitions using invariants and state equation in 291 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1093 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 281 ms :[true, (AND (NOT p0) (NOT p1)), (NOT p1), (AND (NOT p1) (NOT p0)), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={} source=2 dest: 0}, { cond=p1, acceptance={} source=2 dest: 2}], [{ cond=(AND (NOT p0) (NOT p1)), acceptance={} source=3 dest: 0}, { cond=(AND (NOT p0) p1), acceptance={} source=3 dest: 2}, { cond=(AND p0 p1), acceptance={} source=3 dest: 3}, { cond=(AND p0 (NOT p1)), acceptance={} source=3 dest: 4}], [{ cond=(NOT p0), acceptance={} source=4 dest: 0}, { cond=p0, acceptance={} source=4 dest: 4}]], initial=1, aps=[p0:(OR (EQ s119 0) (EQ s130 0)), p1:(AND (EQ s119 1) (EQ s130 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null][false, false, false, false, false]]
Entered a terminal (fully accepting) state of product in 54871 steps with 0 reset in 241 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-10 finished in 1637 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((F(G(!p0)) U G(p1))))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 2 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:24] [INFO ] Invariant cache hit.
[2023-03-21 22:04:24] [INFO ] Implicit Places using invariants in 306 ms returned []
[2023-03-21 22:04:24] [INFO ] Invariant cache hit.
[2023-03-21 22:04:25] [INFO ] Implicit Places using invariants and state equation in 781 ms returned []
Implicit Place search using SMT with State Equation took 1113 ms to find 0 implicit places.
[2023-03-21 22:04:25] [INFO ] Invariant cache hit.
[2023-03-21 22:04:25] [INFO ] Dead Transitions using invariants and state equation in 249 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1378 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 169 ms :[(NOT p1), (NOT p1), p0]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-11 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=p1, acceptance={} source=1 dest: 1}, { cond=(NOT p1), acceptance={0} source=1 dest: 1}, { cond=(NOT p1), acceptance={} source=1 dest: 2}], [{ cond=(NOT p0), acceptance={} source=2 dest: 2}, { cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p1:(AND (EQ s82 1) (EQ s91 1) (EQ s229 1)), p0:(AND (EQ s82 1) (EQ s91 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 381 ms.
Stack based approach found an accepted trace after 48816 steps with 0 reset with depth 48817 and stack size 29708 in 288 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-11 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-11 finished in 2259 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G(p0)))'
Support contains 3 out of 383 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 383 transition count 281
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 382 transition count 281
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 4 place count 381 transition count 280
Applied a total of 4 rules in 24 ms. Remains 381 /383 variables (removed 2) and now considering 280/282 (removed 2) transitions.
// Phase 1: matrix 280 rows 381 cols
[2023-03-21 22:04:26] [INFO ] Computed 181 place invariants in 1 ms
[2023-03-21 22:04:26] [INFO ] Implicit Places using invariants in 254 ms returned [373, 374]
Discarding 2 places :
Implicit Place search using SMT only with invariants took 269 ms to find 2 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 379/383 places, 280/282 transitions.
Performed 1 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 1 Pre rules applied. Total rules applied 0 place count 379 transition count 279
Deduced a syphon composed of 1 places in 0 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 378 transition count 279
Applied a total of 2 rules in 20 ms. Remains 378 /379 variables (removed 1) and now considering 279/280 (removed 1) transitions.
// Phase 1: matrix 279 rows 378 cols
[2023-03-21 22:04:26] [INFO ] Computed 179 place invariants in 1 ms
[2023-03-21 22:04:26] [INFO ] Implicit Places using invariants in 331 ms returned [367]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 346 ms to find 1 implicit places.
Starting structural reductions in SI_LTL mode, iteration 2 : 377/383 places, 279/282 transitions.
Performed 1 Post agglomeration using F-continuation condition.Transition count delta: 1
Deduced a syphon composed of 1 places in 1 ms
Reduce places removed 1 places and 0 transitions.
Iterating global reduction 0 with 2 rules applied. Total rules applied 2 place count 376 transition count 278
Applied a total of 2 rules in 22 ms. Remains 376 /377 variables (removed 1) and now considering 278/279 (removed 1) transitions.
// Phase 1: matrix 278 rows 376 cols
[2023-03-21 22:04:27] [INFO ] Computed 178 place invariants in 0 ms
[2023-03-21 22:04:27] [INFO ] Implicit Places using invariants in 310 ms returned []
[2023-03-21 22:04:27] [INFO ] Invariant cache hit.
[2023-03-21 22:04:27] [INFO ] Implicit Places using invariants and state equation in 592 ms returned []
Implicit Place search using SMT with State Equation took 921 ms to find 0 implicit places.
Starting structural reductions in SI_LTL mode, iteration 3 : 376/383 places, 278/282 transitions.
Finished structural reductions in SI_LTL mode , in 3 iterations and 1603 ms. Remains : 376/383 places, 278/282 transitions.
Stuttering acceptance computed with spot in 33 ms :[(NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(OR (NEQ s222 1) (NEQ s228 1) (NEQ s230 1))], 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 0 reset in 388 ms.
Stack based approach found an accepted trace after 304 steps with 0 reset with depth 305 and stack size 276 in 1 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-13 finished in 2050 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202303021504/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(F((G(F(p1))&&p0)))))'
Support contains 2 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 2 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
// Phase 1: matrix 282 rows 383 cols
[2023-03-21 22:04:28] [INFO ] Computed 181 place invariants in 1 ms
[2023-03-21 22:04:28] [INFO ] Implicit Places using invariants in 346 ms returned []
[2023-03-21 22:04:28] [INFO ] Invariant cache hit.
[2023-03-21 22:04:29] [INFO ] Implicit Places using invariants and state equation in 641 ms returned []
Implicit Place search using SMT with State Equation took 1001 ms to find 0 implicit places.
[2023-03-21 22:04:29] [INFO ] Invariant cache hit.
[2023-03-21 22:04:29] [INFO ] Dead Transitions using invariants and state equation in 273 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1297 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 285 ms :[(OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (OR (NOT p1) (NOT p0)), (NOT p1), (NOT p1), (NOT p0)]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=(NOT p1), acceptance={} source=2 dest: 3}, { cond=true, acceptance={} source=2 dest: 4}, { cond=(NOT p0), acceptance={} source=2 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 3}], [{ cond=(NOT p1), acceptance={} source=4 dest: 3}, { cond=true, acceptance={} source=4 dest: 4}], [{ cond=(NOT p0), acceptance={0} source=5 dest: 5}]], initial=0, aps=[p1:(AND (EQ s46 1) (EQ s57 1)), p0:(AND (EQ s46 1) (EQ s57 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null, null, null][false, false, false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 462 ms.
Stack based approach found an accepted trace after 6 steps with 0 reset with depth 7 and stack size 7 in 0 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-14 finished in 2063 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' '!((!p0 U X(G(!p1))))'
Support contains 4 out of 383 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 383/383 places, 282/282 transitions.
Applied a total of 0 rules in 3 ms. Remains 383 /383 variables (removed 0) and now considering 282/282 (removed 0) transitions.
[2023-03-21 22:04:30] [INFO ] Invariant cache hit.
[2023-03-21 22:04:30] [INFO ] Implicit Places using invariants in 291 ms returned []
[2023-03-21 22:04:30] [INFO ] Invariant cache hit.
[2023-03-21 22:04:31] [INFO ] Implicit Places using invariants and state equation in 529 ms returned []
Implicit Place search using SMT with State Equation took 842 ms to find 0 implicit places.
[2023-03-21 22:04:31] [INFO ] Invariant cache hit.
[2023-03-21 22:04:31] [INFO ] Dead Transitions using invariants and state equation in 263 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 1133 ms. Remains : 383/383 places, 282/282 transitions.
Stuttering acceptance computed with spot in 102 ms :[p1, p1, true]
Running random walk in product with property : ShieldIIPt-PT-020A-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=(NOT p1), acceptance={} source=0 dest: 0}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(AND (NOT p0) (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 1}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p1:(AND (EQ s160 1) (EQ s171 1)), p0:(AND (EQ s366 1) (EQ s377 1))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 6862 steps with 0 reset in 59 ms.
FORMULA ShieldIIPt-PT-020A-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property ShieldIIPt-PT-020A-LTLFireability-15 finished in 1313 ms.
All properties solved by simple procedures.
Total runtime 49104 ms.
ITS solved all properties within timeout

BK_STOP 1679436272039

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

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202303021504.jar
+ VERSION=202303021504
+ echo 'Running Version 202303021504'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML

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="ShieldIIPt-PT-020A"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is ShieldIIPt-PT-020A, 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 r393-oct2-167903716800276"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/ShieldIIPt-PT-020A.tgz
mv ShieldIIPt-PT-020A execution
cd execution
if [ "LTLFireability" = "ReachabilityDeadlock" ] || [ "LTLFireability" = "UpperBounds" ] || [ "LTLFireability" = "QuasiLiveness" ] || [ "LTLFireability" = "StableMarking" ] || [ "LTLFireability" = "Liveness" ] || [ "LTLFireability" = "OneSafe" ] || [ "LTLFireability" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

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