About the Execution of LTSMin+red for PGCD-COL-D04N025
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 448.111 | 18011.00 | 32963.00 | 437.60 | FFFF?FFFFTFFFFFF | 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.r521-tall-167987246600412.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
..............................................................................................................................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is PGCD-COL-D04N025, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r521-tall-167987246600412
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 436K
-rw-r--r-- 1 mcc users 5.3K Mar 23 15:23 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K Mar 23 15:23 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K Mar 23 15:20 CTLFireability.txt
-rw-r--r-- 1 mcc users 56K Mar 23 15:20 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.3K Apr 7 12:02 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 7 12:02 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.0K Apr 7 12:02 LTLFireability.txt
-rw-r--r-- 1 mcc users 17K Apr 7 12:02 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 12K Mar 23 15:25 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 136K Mar 23 15:25 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 7.1K Mar 23 15:25 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 64K Mar 23 15:25 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Apr 7 12:02 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Apr 7 12:02 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 equiv_pt
-rw-r--r-- 1 mcc users 8 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 5 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 11K Mar 31 16:48 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 PGCD-COL-D04N025-LTLFireability-00
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-01
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-02
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-03
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-04
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-05
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-06
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-07
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-08
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-09
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-10
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-11
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-12
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-13
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-14
FORMULA_NAME PGCD-COL-D04N025-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1680940531033
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=PGCD-COL-D04N025
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-08 07:55:32] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -timeout, 360, -rebuildPNML]
[2023-04-08 07:55:32] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-08 07:55:32] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2023-04-08 07:55:32] [WARNING] Using fallBack plugin, rng conformance not checked
[2023-04-08 07:55:33] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 631 ms
[2023-04-08 07:55:33] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 15 PT places and 15.0 transition bindings in 17 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
[2023-04-08 07:55:33] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 4 ms.
[2023-04-08 07:55:33] [INFO ] Skeletonized 16 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
All 16 properties of the HLPN use transition enablings in a way that makes the skeleton too coarse.
Arc [2:1*[(MOD (ADD $x 1) 5)]] contains successor/predecessor on variables of sort CD
[2023-04-08 07:55:33] [INFO ] Unfolded HLPN to a Petri net with 15 places and 15 transitions 70 arcs in 8 ms.
[2023-04-08 07:55:33] [INFO ] Unfolded 16 HLPN properties in 0 ms.
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 5 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 15 cols
[2023-04-08 07:55:33] [INFO ] Computed 6 invariants in 3 ms
[2023-04-08 07:55:33] [INFO ] Dead Transitions using invariants and state equation in 110 ms found 0 transitions.
[2023-04-08 07:55:33] [INFO ] Invariant cache hit.
[2023-04-08 07:55:33] [INFO ] Implicit Places using invariants in 37 ms returned []
[2023-04-08 07:55:33] [INFO ] Invariant cache hit.
[2023-04-08 07:55:33] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:33] [INFO ] Implicit Places using invariants and state equation in 44 ms returned []
Implicit Place search using SMT with State Equation took 81 ms to find 0 implicit places.
[2023-04-08 07:55:33] [INFO ] Invariant cache hit.
[2023-04-08 07:55:33] [INFO ] Dead Transitions using invariants and state equation in 33 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 252 ms. Remains : 15/15 places, 15/15 transitions.
Support contains 15 out of 15 places after structural reductions.
[2023-04-08 07:55:33] [INFO ] Flatten gal took : 14 ms
[2023-04-08 07:55:33] [INFO ] Flatten gal took : 7 ms
[2023-04-08 07:55:33] [INFO ] Input system was already deterministic with 15 transitions.
Incomplete random walk after 10007 steps, including 2 resets, run finished after 36 ms. (steps per millisecond=277 ) properties (out of 10) seen :9
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-04-08 07:55:33] [INFO ] Invariant cache hit.
[2023-04-08 07:55:33] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-04-08 07:55:33] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2023-04-08 07:55:33] [INFO ] After 48ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-04-08 07:55:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:55:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2023-04-08 07:55:34] [INFO ] After 16ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-08 07:55:34] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:34] [INFO ] After 7ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-04-08 07:55:34] [INFO ] After 15ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 8 ms.
[2023-04-08 07:55:34] [INFO ] After 81ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 3 ms.
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:34] [INFO ] Invariant cache hit.
[2023-04-08 07:55:34] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 15/15 places, 15/15 transitions.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 31 ms. (steps per millisecond=322 ) properties (out of 1) seen :0
Finished probabilistic random walk after 5941 steps, run visited all 1 properties in 28 ms. (steps per millisecond=212 )
Probabilistic random walk after 5941 steps, saw 3889 distinct states, run finished after 28 ms. (steps per millisecond=212 ) properties seen :1
Parikh walk visited 0 properties in 0 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-08 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
FORMULA PGCD-COL-D04N025-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 0 stabilizing places and 0 stable transitions
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:34] [INFO ] Invariant cache hit.
[2023-04-08 07:55:34] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
[2023-04-08 07:55:34] [INFO ] Invariant cache hit.
[2023-04-08 07:55:34] [INFO ] Implicit Places using invariants in 57 ms returned []
[2023-04-08 07:55:34] [INFO ] Invariant cache hit.
[2023-04-08 07:55:34] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:34] [INFO ] Implicit Places using invariants and state equation in 35 ms returned []
Implicit Place search using SMT with State Equation took 94 ms to find 0 implicit places.
[2023-04-08 07:55:34] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:34] [INFO ] Invariant cache hit.
[2023-04-08 07:55:34] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 149 ms. Remains : 15/15 places, 15/15 transitions.
ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2ANTLR Tool version 4.9.3 used for code generation does not match the current runtime version 4.7.2ANTLR Runtime version 4.9.3 used for parser compilation does not match the current runtime version 4.7.2Stuttering acceptance computed with spot in 240 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-00 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(OR (AND (OR (LT s2 1) (LT s7 1) (LT s12 1)) (OR (LT s0 1) (LT s5 1) (LT s10 1)) (OR (LT s3 1) (LT s8 1) (LT s13 1)) (OR (LT s1 1) (LT s6 1) (LT s11 1)...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 266 ms.
Stack based approach found an accepted trace after 27 steps with 0 reset with depth 28 and stack size 28 in 1 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-00 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-00 finished in 697 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(p0)))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Dead Transitions using invariants and state equation in 45 ms found 0 transitions.
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:35] [INFO ] Implicit Places using invariants and state equation in 31 ms returned []
Implicit Place search using SMT with State Equation took 60 ms to find 0 implicit places.
[2023-04-08 07:55:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 143 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 70 ms :[(NOT p0), (NOT p0)]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-01 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 0}, { cond=(NOT p0), acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={0} source=1 dest: 1}]], initial=0, aps=[p0:(AND (OR (LT s0 3) (LT s10 1)) (OR (LT s1 3) (LT s11 1)) (OR (LT s2 3) (LT s12 1)) (OR (LT s3 3) (LT s13 1)) (OR (LT s4 3) (LT s14 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null][true, true]]
Product exploration explored 100000 steps with 0 reset in 185 ms.
Stack based approach found an accepted trace after 38 steps with 0 reset with depth 39 and stack size 39 in 0 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-01 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-01 finished in 413 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(p0))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Dead Transitions using invariants and state equation in 40 ms found 0 transitions.
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Implicit Places using invariants in 37 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 40 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 83 ms. Remains : 10/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 85 ms :[(NOT p0), (NOT p0), true]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-02 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={} source=0 dest: 2}], [{ cond=true, acceptance={} source=1 dest: 0}], [{ cond=true, acceptance={0} source=2 dest: 2}]], initial=1, aps=[p0:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 1)))], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive, terminal, very-weak, weak, inherently-weak], stateDesc=[null, null, null][false, false, false]]
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 0 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-02 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-02 finished in 184 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((G((p1 U X(!p1)))&&p0)))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:35] [INFO ] Implicit Places using invariants and state equation in 34 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 07:55:35] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:35] [INFO ] Invariant cache hit.
[2023-04-08 07:55:35] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 119 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 168 ms :[(OR (NOT p0) p1), p1, p1, p1]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-03 automaton TGBA Formula[mat=[[{ cond=(NOT p0), acceptance={0} source=0 dest: 0}, { cond=(AND p0 (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=p0, acceptance={} source=0 dest: 2}, { cond=(AND p0 p1), acceptance={} source=0 dest: 3}], [{ cond=(AND (NOT p0) p1), acceptance={0} source=1 dest: 0}, { cond=(AND p0 p1), acceptance={} source=1 dest: 2}, { cond=(AND p0 p1), acceptance={} source=1 dest: 3}], [{ cond=(NOT p1), acceptance={0} source=2 dest: 1}, { cond=true, acceptance={} source=2 dest: 2}, { cond=p1, acceptance={} source=2 dest: 3}], [{ cond=p1, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 1))), p1:(OR (AND (GEQ s2...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 0 reset in 177 ms.
Stack based approach found an accepted trace after 5 steps with 0 reset with depth 6 and stack size 6 in 1 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-03 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-03 finished in 480 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(!p1)||p0) U (!p2&&G((G(!p1)||F(!p2))))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:36] [INFO ] Invariant cache hit.
[2023-04-08 07:55:36] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
[2023-04-08 07:55:36] [INFO ] Invariant cache hit.
[2023-04-08 07:55:36] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 07:55:36] [INFO ] Invariant cache hit.
[2023-04-08 07:55:36] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:36] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 07:55:36] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:36] [INFO ] Invariant cache hit.
[2023-04-08 07:55:36] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 118 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 180 ms :[p2, true, p1, (AND p2 p1), p2]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-04 automaton TGBA Formula[mat=[[{ cond=(OR (AND p2 (NOT p1)) (AND p2 p0)), acceptance={0} source=0 dest: 0}, { cond=(AND p2 p1 (NOT p0)), acceptance={} source=0 dest: 1}, { cond=(AND p2 (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(NOT p2), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=p1, acceptance={} source=2 dest: 1}, { cond=(NOT p1), acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}, { cond=(AND p2 p1), acceptance={} source=3 dest: 4}], [{ cond=p2, acceptance={0} source=4 dest: 4}]], initial=0, aps=[p2:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 1))), p1:(AND (OR (LT s0 ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null, null][true, true, true, true, true]]
Product exploration explored 100000 steps with 0 reset in 142 ms.
Product exploration explored 100000 steps with 0 reset in 229 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT p2)), (X (NOT (AND p2 p1))), (X (NOT (OR (AND p2 (NOT p1)) (AND p2 p0)))), (X p1), true, (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT p2))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (OR (AND p2 (NOT p1)) (AND p2 p0)))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1)))]
Knowledge based reduction with 13 factoid took 207 ms. Reduced automaton from 5 states, 10 edges and 3 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 76 ms :[(AND p2 p1), p2]
Incomplete random walk after 10015 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=834 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 15 ms. (steps per millisecond=666 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-04-08 07:55:37] [INFO ] Invariant cache hit.
[2023-04-08 07:55:37] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:55:37] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2023-04-08 07:55:37] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-04-08 07:55:37] [INFO ] [Nat]Absence check using 2 positive place invariants in 5 ms returned sat
[2023-04-08 07:55:37] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2023-04-08 07:55:37] [INFO ] After 11ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-08 07:55:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:37] [INFO ] After 6ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-04-08 07:55:37] [INFO ] After 13ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-04-08 07:55:37] [INFO ] After 67ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 1 ms.
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:37] [INFO ] Invariant cache hit.
[2023-04-08 07:55:37] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 26 ms. Remains : 15/15 places, 15/15 transitions.
Incomplete random walk after 10004 steps, including 2 resets, run finished after 6 ms. (steps per millisecond=1667 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Finished probabilistic random walk after 5941 steps, run visited all 1 properties in 15 ms. (steps per millisecond=396 )
Probabilistic random walk after 5941 steps, saw 3889 distinct states, run finished after 15 ms. (steps per millisecond=396 ) properties seen :1
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p2) p1 p0), (X (NOT (AND p2 (NOT p1) (NOT p0)))), (X (NOT (AND p2 p1 (NOT p0)))), (X (NOT p2)), (X (NOT (AND p2 p1))), (X (NOT (OR (AND p2 (NOT p1)) (AND p2 p0)))), (X p1), true, (X (X (NOT (AND p2 (NOT p1) (NOT p0))))), (X (X (NOT (AND p2 p1 (NOT p0))))), (X (X (NOT p2))), (X (X (NOT (AND p2 p1)))), (X (X (NOT (OR (AND p2 (NOT p1)) (AND p2 p0)))))]
False Knowledge obtained : [(X (X p1)), (X (X (NOT p1))), (F (AND p2 p1)), (F p2)]
Knowledge based reduction with 13 factoid took 289 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 80 ms :[(AND p2 p1), p2]
Stuttering acceptance computed with spot in 71 ms :[(AND p2 p1), p2]
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:37] [INFO ] Invariant cache hit.
[2023-04-08 07:55:37] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
[2023-04-08 07:55:37] [INFO ] Invariant cache hit.
[2023-04-08 07:55:37] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:55:37] [INFO ] Invariant cache hit.
[2023-04-08 07:55:37] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:37] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-04-08 07:55:37] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:37] [INFO ] Invariant cache hit.
[2023-04-08 07:55:37] [INFO ] Dead Transitions using invariants and state equation in 32 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 121 ms. Remains : 15/15 places, 15/15 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : []
Knowledge based reduction with 3 factoid took 69 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 75 ms :[(AND p1 p2), p2]
Incomplete random walk after 10021 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1002 ) properties (out of 2) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 12 ms. (steps per millisecond=833 ) properties (out of 1) seen :0
Running SMT prover for 1 properties.
[2023-04-08 07:55:38] [INFO ] Invariant cache hit.
[2023-04-08 07:55:38] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2023-04-08 07:55:38] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2023-04-08 07:55:38] [INFO ] After 28ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:1
[2023-04-08 07:55:38] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:55:38] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2023-04-08 07:55:38] [INFO ] After 9ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :1
[2023-04-08 07:55:38] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:38] [INFO ] After 5ms SMT Verify possible using 5 Read/Feed constraints in natural domain returned unsat :0 sat :1
[2023-04-08 07:55:38] [INFO ] After 12ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :1
Attempting to minimize the solution found.
Minimization took 5 ms.
[2023-04-08 07:55:38] [INFO ] After 52ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :1
Parikh walk visited 0 properties in 2 ms.
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:38] [INFO ] Invariant cache hit.
[2023-04-08 07:55:38] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 29 ms. Remains : 15/15 places, 15/15 transitions.
Incomplete random walk after 10026 steps, including 2 resets, run finished after 5 ms. (steps per millisecond=2005 ) properties (out of 1) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 10 ms. (steps per millisecond=1000 ) properties (out of 1) seen :0
Finished probabilistic random walk after 5941 steps, run visited all 1 properties in 21 ms. (steps per millisecond=282 )
Probabilistic random walk after 5941 steps, saw 3889 distinct states, run finished after 21 ms. (steps per millisecond=282 ) properties seen :1
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(AND (NOT p2) p1), (X (NOT p2)), (X (X (NOT p2)))]
False Knowledge obtained : [(F (AND p1 p2)), (F p2)]
Knowledge based reduction with 3 factoid took 152 ms. Reduced automaton from 2 states, 3 edges and 2 AP (stutter insensitive) to 2 states, 3 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 92 ms :[(AND p1 p2), p2]
Stuttering acceptance computed with spot in 67 ms :[(AND p1 p2), p2]
Stuttering acceptance computed with spot in 110 ms :[(AND p1 p2), p2]
Product exploration explored 100000 steps with 0 reset in 141 ms.
Product exploration explored 100000 steps with 0 reset in 193 ms.
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:39] [INFO ] Invariant cache hit.
[2023-04-08 07:55:39] [INFO ] Dead Transitions using invariants and state equation in 34 ms found 0 transitions.
[2023-04-08 07:55:39] [INFO ] Invariant cache hit.
[2023-04-08 07:55:39] [INFO ] Implicit Places using invariants in 23 ms returned []
[2023-04-08 07:55:39] [INFO ] Invariant cache hit.
[2023-04-08 07:55:39] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:39] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 54 ms to find 0 implicit places.
[2023-04-08 07:55:39] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:39] [INFO ] Invariant cache hit.
[2023-04-08 07:55:39] [INFO ] Dead Transitions using invariants and state equation in 25 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 125 ms. Remains : 15/15 places, 15/15 transitions.
Treatment of property PGCD-COL-D04N025-LTLFireability-04 finished in 3012 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(G(!p0)))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:39] [INFO ] Invariant cache hit.
[2023-04-08 07:55:39] [INFO ] Dead Transitions using invariants and state equation in 27 ms found 0 transitions.
[2023-04-08 07:55:39] [INFO ] Invariant cache hit.
[2023-04-08 07:55:39] [INFO ] Implicit Places using invariants in 28 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 29 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 58 ms. Remains : 10/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 91 ms :[true, p0, p0]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-05 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=true, acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={} source=2 dest: 0}, { cond=(NOT p0), acceptance={} source=2 dest: 2}]], initial=1, aps=[p0:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 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][false, false, false]]
Product exploration explored 100000 steps with 0 reset in 115 ms.
Product exploration explored 100000 steps with 0 reset in 145 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (NOT p0)), true, (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 4 factoid took 175 ms. Reduced automaton from 3 states, 4 edges and 1 AP (stutter sensitive) to 2 states, 3 edges and 1 AP (stutter insensitive).
Stuttering acceptance computed with spot in 39 ms :[true, p0]
Finished random walk after 246 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=246 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (NOT p0)), true, (X (X (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 98 ms. Reduced automaton from 2 states, 3 edges and 1 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D04N025-LTLFireability-05 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D04N025-LTLFireability-05 finished in 746 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(X(G(!p0))))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:40] [INFO ] Invariant cache hit.
[2023-04-08 07:55:40] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:55:40] [INFO ] Invariant cache hit.
[2023-04-08 07:55:40] [INFO ] Implicit Places using invariants in 21 ms returned [10, 11, 12, 13, 14]
Discarding 5 places :
Implicit Place search using SMT only with invariants took 22 ms to find 5 implicit places.
Starting structural reductions in LTL mode, iteration 1 : 10/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in LTL mode , in 2 iterations and 53 ms. Remains : 10/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 118 ms :[true, p0, p0, p0]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-07 automaton TGBA Formula[mat=[[{ cond=true, acceptance={0} source=0 dest: 0}], [{ cond=p0, acceptance={} source=1 dest: 0}, { cond=(NOT p0), acceptance={} source=1 dest: 1}], [{ cond=true, acceptance={} source=2 dest: 1}], [{ cond=true, acceptance={} source=3 dest: 2}]], initial=3, aps=[p0:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 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][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 121 ms.
Product exploration explored 100000 steps with 0 reset in 136 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 69 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 119 ms :[true, p0, p0, p0]
Finished random walk after 136 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=136 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 102 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 153 ms :[true, p0, p0, p0]
Stuttering acceptance computed with spot in 124 ms :[true, p0, p0, p0]
Support contains 10 out of 10 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 10 cols
[2023-04-08 07:55:41] [INFO ] Computed 1 invariants in 1 ms
[2023-04-08 07:55:41] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:55:41] [INFO ] Invariant cache hit.
[2023-04-08 07:55:41] [INFO ] Implicit Places using invariants in 15 ms returned []
[2023-04-08 07:55:41] [INFO ] Invariant cache hit.
[2023-04-08 07:55:41] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:41] [INFO ] Implicit Places using invariants and state equation in 32 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 07:55:41] [INFO ] Invariant cache hit.
[2023-04-08 07:55:41] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 109 ms. Remains : 10/10 places, 15/15 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : []
Knowledge based reduction with 2 factoid took 76 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 149 ms :[true, p0, p0, p0]
Finished random walk after 300 steps, including 0 resets, run visited all 1 properties in 1 ms. (steps per millisecond=300 )
Parikh walk visited 0 properties in 0 ms.
Knowledge obtained : [(NOT p0), (X (X (NOT p0)))]
False Knowledge obtained : [(F p0)]
Knowledge based reduction with 2 factoid took 79 ms. Reduced automaton from 4 states, 5 edges and 1 AP (stutter sensitive) to 4 states, 5 edges and 1 AP (stutter sensitive).
Stuttering acceptance computed with spot in 131 ms :[true, p0, p0, p0]
Stuttering acceptance computed with spot in 134 ms :[true, p0, p0, p0]
Stuttering acceptance computed with spot in 143 ms :[true, p0, p0, p0]
Product exploration explored 100000 steps with 0 reset in 114 ms.
Entered a terminal (fully accepting) state of product in 85277 steps with 0 reset in 110 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-07 finished in 2131 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X((X(!p1)||p0))||F((p2||X(!p1)))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
// Phase 1: matrix 15 rows 15 cols
[2023-04-08 07:55:42] [INFO ] Computed 6 invariants in 2 ms
[2023-04-08 07:55:42] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] Implicit Places using invariants in 21 ms returned []
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:42] [INFO ] Implicit Places using invariants and state equation in 30 ms returned []
Implicit Place search using SMT with State Equation took 53 ms to find 0 implicit places.
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 106 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 131 ms :[(AND (NOT p2) (NOT p0) p1), (AND (NOT p2) (NOT p0) p1), (AND (NOT p2) p1)]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-09 automaton TGBA Formula[mat=[[{ cond=(NOT p2), acceptance={} source=0 dest: 1}], [{ cond=(AND (NOT p2) (NOT p0) p1), acceptance={} source=1 dest: 2}], [{ cond=(AND (NOT p2) p1), acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(AND (OR (LT s0 1) (LT s5 1)) (OR (LT s4 1) (LT s9 1)) (OR (LT s1 1) (LT s6 1)) (OR (LT s3 1) (LT s8 1)) (OR (LT s2 1) (LT s7 1))), p0:(OR (AND (GEQ s2...], 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][false, false, false]]
Product exploration explored 100000 steps with 50000 reset in 141 ms.
Product exploration explored 100000 steps with 50000 reset in 140 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND (NOT p2) p0 p1), (X (NOT (AND (NOT p2) (NOT p0) p1)))]
False Knowledge obtained : [(X (X (AND (NOT p2) p1))), (X (X (NOT (AND (NOT p2) p1))))]
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 2 factoid took 20 ms. Reduced automaton from 3 states, 3 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D04N025-LTLFireability-09 TRUE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D04N025-LTLFireability-09 finished in 563 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(!p0))'
Support contains 10 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] Implicit Places using invariants in 25 ms returned []
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:42] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
[2023-04-08 07:55:42] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:42] [INFO ] Invariant cache hit.
[2023-04-08 07:55:42] [INFO ] Dead Transitions using invariants and state equation in 28 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 110 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 43 ms :[p0]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-10 automaton TGBA Formula[mat=[[{ cond=p0, acceptance={0} source=0 dest: 0}]], initial=0, aps=[p0:(AND (OR (LT s0 3) (LT s10 1)) (OR (LT s1 3) (LT s11 1)) (OR (LT s2 3) (LT s12 1)) (OR (LT s3 3) (LT s13 1)) (OR (LT s4 3) (LT s14 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 20352 reset in 136 ms.
Stack based approach found an accepted trace after 732 steps with 156 reset with depth 5 and stack size 5 in 1 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-10 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-10 finished in 307 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X((p0||G(!p1))) U G((p1&&X(p1))))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:43] [INFO ] Invariant cache hit.
[2023-04-08 07:55:43] [INFO ] Dead Transitions using invariants and state equation in 22 ms found 0 transitions.
[2023-04-08 07:55:43] [INFO ] Invariant cache hit.
[2023-04-08 07:55:43] [INFO ] Implicit Places using invariants in 19 ms returned []
[2023-04-08 07:55:43] [INFO ] Invariant cache hit.
[2023-04-08 07:55:43] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:43] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
[2023-04-08 07:55:43] [INFO ] Invariant cache hit.
[2023-04-08 07:55:43] [INFO ] Dead Transitions using invariants and state equation in 23 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 94 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 259 ms :[(NOT p1), (NOT p1), (AND p1 (NOT p0)), (NOT p1), true, p1, (NOT p1)]
Running random walk in product with property : PGCD-COL-D04N025-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=p1, acceptance={0} source=1 dest: 3}], [{ cond=(AND p1 (NOT p0)), acceptance={} source=2 dest: 4}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=2 dest: 5}], [{ cond=(NOT p1), acceptance={0} source=3 dest: 1}, { cond=(AND (NOT p1) p0), acceptance={} source=3 dest: 2}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=3 dest: 5}, { cond=(AND p1 (NOT p0)), acceptance={} source=3 dest: 6}], [{ cond=true, acceptance={0} source=4 dest: 4}], [{ cond=p1, acceptance={} source=5 dest: 4}, { cond=(NOT p1), acceptance={} source=5 dest: 5}], [{ cond=(NOT p1), acceptance={} source=6 dest: 4}, { cond=(AND p1 p0), acceptance={} source=6 dest: 6}]], initial=0, aps=[p1:(OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ s6 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive], stateDesc=[null, null, null, null, null, null, null][false, false, false, false, false, false, false]]
Product exploration explored 100000 steps with 19981 reset in 209 ms.
Product exploration explored 100000 steps with 19993 reset in 203 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1))]
False Knowledge obtained : []
Knowledge sufficient to adopt a stutter insensitive property.
Knowledge based reduction with 6 factoid took 119 ms. Reduced automaton from 7 states, 16 edges and 2 AP (stutter sensitive) to 7 states, 19 edges and 2 AP (stutter insensitive).
Stuttering acceptance computed with spot in 271 ms :[(NOT p1), (AND p1 (NOT p0)), (NOT p1), true, p1, (NOT p1), false]
Incomplete random walk after 10013 steps, including 2 resets, run finished after 28 ms. (steps per millisecond=357 ) properties (out of 5) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 98 ms. (steps per millisecond=102 ) properties (out of 2) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 96 ms. (steps per millisecond=104 ) properties (out of 2) seen :0
Running SMT prover for 2 properties.
[2023-04-08 07:55:44] [INFO ] Invariant cache hit.
[2023-04-08 07:55:44] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2023-04-08 07:55:44] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2023-04-08 07:55:44] [INFO ] After 22ms SMT Verify possible using all constraints in real domain returned unsat :2 sat :0
Fused 2 Parikh solutions to 0 different solutions.
Parikh walk visited 0 properties in 0 ms.
Found 2 invariant AP formulas.
Knowledge obtained : [(AND p1 (NOT p0)), (X p1), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X (AND p1 (NOT p0)))), (X (X (NOT (AND (NOT p1) p0)))), (X (X p1)), (G (NOT (AND p0 p1))), (G (NOT (AND (NOT p0) (NOT p1))))]
False Knowledge obtained : [(F (NOT (AND (NOT p0) p1))), (F (NOT p1)), (F (AND p0 (NOT p1)))]
Property proved to be false thanks to negative knowledge :(F (NOT (AND (NOT p0) p1)))
Knowledge based reduction with 8 factoid took 148 ms. Reduced automaton from 7 states, 19 edges and 2 AP (stutter insensitive) to 1 states, 1 edges and 0 AP (stutter insensitive).
FORMULA PGCD-COL-D04N025-LTLFireability-11 FALSE TECHNIQUES KNOWLEDGE
Treatment of property PGCD-COL-D04N025-LTLFireability-11 finished in 1584 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((F(!p0)||G(((!p0 U X(!p0)) U !p1))) U !p2))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:44] [INFO ] Invariant cache hit.
[2023-04-08 07:55:44] [INFO ] Dead Transitions using invariants and state equation in 30 ms found 0 transitions.
[2023-04-08 07:55:44] [INFO ] Invariant cache hit.
[2023-04-08 07:55:44] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:55:44] [INFO ] Invariant cache hit.
[2023-04-08 07:55:44] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:44] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
[2023-04-08 07:55:44] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:44] [INFO ] Invariant cache hit.
[2023-04-08 07:55:44] [INFO ] Dead Transitions using invariants and state equation in 24 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 114 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 203 ms :[p2, (AND p0 p1), p0]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-12 automaton TGBA Formula[mat=[[{ cond=p2, acceptance={0} source=0 dest: 0}, { cond=(AND p2 p0 (NOT p1)), acceptance={0} source=0 dest: 1}, { cond=(AND p2 p0 p1), acceptance={0} source=0 dest: 2}], [{ cond=(AND p0 (NOT p1)), acceptance={} source=1 dest: 1}, { cond=(AND p0 p1), acceptance={} source=1 dest: 2}], [{ cond=p0, acceptance={0} source=2 dest: 2}]], initial=0, aps=[p2:(OR (AND (GEQ s0 1) (GEQ s5 1)) (AND (GEQ s4 1) (GEQ s9 1)) (AND (GEQ s1 1) (GEQ s6 1)) (AND (GEQ s3 1) (GEQ s8 1)) (AND (GEQ s2 1) (GEQ s7 1)) (AND (G...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant, very-weak, weak, inherently-weak], stateDesc=[null, null, null][true, true, true]]
Product exploration explored 100000 steps with 3 reset in 173 ms.
Stack based approach found an accepted trace after 90 steps with 10 reset with depth 44 and stack size 44 in 2 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-12 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-12 finished in 516 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((!p0 U p1)&&F(G(p2))))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:45] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 07:55:45] [INFO ] Redundant transitions in 0 ms returned []
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in SI_LTL mode , in 1 iterations and 98 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 123 ms :[(OR (NOT p1) (NOT p2)), true, (NOT p1), (NOT p2)]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-13 automaton TGBA Formula[mat=[[{ cond=(AND (NOT p1) p0), acceptance={} source=0 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={} source=0 dest: 2}, { cond=(OR p1 (NOT p0)), acceptance={} source=0 dest: 3}], [{ cond=true, acceptance={0} source=1 dest: 1}], [{ cond=(AND (NOT p1) p0), acceptance={} source=2 dest: 1}, { cond=(AND (NOT p1) (NOT p0)), acceptance={0} source=2 dest: 2}], [{ cond=p2, acceptance={} source=3 dest: 3}, { cond=(NOT p2), acceptance={0} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ s6 1) ...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-invariant], stateDesc=[null, null, null, null][true, true, true, true]]
Product exploration explored 100000 steps with 0 reset in 148 ms.
Stack based approach found an accepted trace after 16 steps with 0 reset with depth 17 and stack size 17 in 1 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-13 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-13 finished in 391 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!((X(p0)&&F(!p1)))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Dead Transitions using invariants and state equation in 29 ms found 0 transitions.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Implicit Places using invariants in 20 ms returned []
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:45] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 49 ms to find 0 implicit places.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Dead Transitions using invariants and state equation in 21 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 101 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 137 ms :[(OR (NOT p0) p1), (NOT p0), p1, true]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-14 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}, { cond=p1, acceptance={} source=0 dest: 2}], [{ cond=(NOT p0), acceptance={} source=1 dest: 3}], [{ cond=p1, acceptance={} source=2 dest: 2}], [{ cond=true, acceptance={} source=3 dest: 3}]], initial=0, aps=[p1:(OR (AND (GEQ s2 1) (GEQ s7 1) (GEQ s12 1)) (AND (GEQ s0 1) (GEQ s5 1) (GEQ s10 1)) (AND (GEQ s3 1) (GEQ s8 1) (GEQ s13 1)) (AND (GEQ s1 1) (GEQ s6 1) ...], nbAcceptance=0, properties=[trans-labels, explicit-labels, trans-acc, no-univ-branch, stutter-sensitive, very-weak, weak, inherently-weak], stateDesc=[null, null, null, null][false, false, false, false]]
Product exploration explored 100000 steps with 0 reset in 133 ms.
Stack based approach found an accepted trace after 24 steps with 0 reset with depth 25 and stack size 25 in 0 ms.
FORMULA PGCD-COL-D04N025-LTLFireability-14 FALSE TECHNIQUES STACK_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-14 finished in 393 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((F(G(!p1))&&p0)))'
Support contains 15 out of 15 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Dead Transitions using invariants and state equation in 31 ms found 0 transitions.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] Implicit Places using invariants in 17 ms returned []
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:45] [INFO ] State equation strengthened by 5 read => feed constraints.
[2023-04-08 07:55:45] [INFO ] Implicit Places using invariants and state equation in 24 ms returned []
Implicit Place search using SMT with State Equation took 42 ms to find 0 implicit places.
[2023-04-08 07:55:45] [INFO ] Invariant cache hit.
[2023-04-08 07:55:46] [INFO ] Dead Transitions using invariants and state equation in 26 ms found 0 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 100 ms. Remains : 15/15 places, 15/15 transitions.
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p0) p1), (OR (NOT p0) p1), true, p1]
Running random walk in product with property : PGCD-COL-D04N025-LTLFireability-15 automaton TGBA Formula[mat=[[{ cond=true, acceptance={} source=0 dest: 1}], [{ cond=(NOT p0), acceptance={} source=1 dest: 2}, { cond=p0, acceptance={} source=1 dest: 3}], [{ cond=true, acceptance={0} source=2 dest: 2}], [{ cond=(NOT p1), acceptance={} source=3 dest: 3}, { cond=p1, acceptance={0} source=3 dest: 3}]], initial=0, aps=[p0:(AND (OR (AND (GEQ s0 3) (GEQ s10 1)) (AND (GEQ s1 3) (GEQ s11 1)) (AND (GEQ s2 3) (GEQ s12 1)) (AND (GEQ s3 3) (GEQ s13 1)) (AND (GEQ s4 3) (GEQ s14 1...], nbAcceptance=1, properties=[trans-labels, explicit-labels, trans-acc, complete, deterministic, no-univ-branch, unambiguous, semi-deterministic, stutter-sensitive], 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 PGCD-COL-D04N025-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property PGCD-COL-D04N025-LTLFireability-15 finished in 267 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202304061127/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((G(!p1)||p0) U (!p2&&G((G(!p1)||F(!p2))))))'
[2023-04-08 07:55:46] [INFO ] Flatten gal took : 3 ms
[2023-04-08 07:55:46] [INFO ] Export to MCC of 1 properties in file /home/mcc/execution/LTLFireability.sr.xml took 1 ms.
[2023-04-08 07:55:46] [INFO ] Export to PNML in file /home/mcc/execution/model.sr.pnml of net with 15 places, 15 transitions and 70 arcs took 1 ms.
Total runtime 13858 ms.
There are residual formulas that ITS could not solve within timeout
pnml2lts-mc model.pnml -s80% --procs=4 --ltl=/tmp/1283/ltl_0_ --buchi-type=spotba --strategy=ufscc --ltl-semantics=spin --state=tree
Could not compute solution for formula : PGCD-COL-D04N025-LTLFireability-04
BK_STOP 1680940549044
--------------------
content from stderr:
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
++ perl -pe 's/.*\.//g'
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -timeout 360 -rebuildPNML
mcc2023
ltl formula name PGCD-COL-D04N025-LTLFireability-04
ltl formula formula --ltl=/tmp/1283/ltl_0_
pnml2lts-mc: =============================================================================
pnml2lts-mc: Runtime environment could only preallocate 15 GB while requesting 240 GB.
pnml2lts-mc: Configure your system limits to exploit all memory.
pnml2lts-mc: =============================================================================
pnml2lts-mc( 0/ 4): Loading model from model.pnml
pnml2lts-mc( 0/ 4): Edge label is id
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
Warning: program compiled against libxml 210 using older 209
pnml2lts-mc( 0/ 4): Petri net has 15 places, 15 transitions and 70 arcs
pnml2lts-mc( 0/ 4): Petri net Petri analyzed
pnml2lts-mc( 0/ 4): There are no safe places
pnml2lts-mc( 2/ 4): LTL layer: formula: /tmp/1283/ltl_0_
pnml2lts-mc( 0/ 4): Loading Petri net took 0.010 real 0.000 user 0.000 sys
pnml2lts-mc( 0/ 4): LTL layer: formula: /tmp/1283/ltl_0_
pnml2lts-mc( 1/ 4): LTL layer: formula: /tmp/1283/ltl_0_
pnml2lts-mc( 3/ 4): LTL layer: formula: /tmp/1283/ltl_0_
pnml2lts-mc( 0/ 4): buchi has 5 states
pnml2lts-mc( 0/ 4): Weak Buchi automaton detected, adding non-accepting as progress label.
pnml2lts-mc( 0/ 4), ** error **: area memory exhausted
*** segmentation fault ***
Please send information on how to reproduce this problem to:
ltsmin-support@lists.utwente.nl
along with all output preceding this message.
In addition, include the following information:
Package: ltsmin 3.1.0
Stack trace:
malloc_consolidate(): invalid chunk size
Sequence of Actions to be Executed by the VM
This is useful if one wants to reexecute the tool in the VM from the submitted image disk.
set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="PGCD-COL-D04N025"
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 PGCD-COL-D04N025, 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 r521-tall-167987246600412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D04N025.tgz
mv PGCD-COL-D04N025 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 ;