About the Execution of ITS-Tools for Echo-PT-d02r15
| Execution Summary | |||||
| Max Memory Used (MB) |
Time wait (ms) | CPU Usage (ms) | I/O Wait (ms) | Computed Result | Execution Status |
| 0.000 | 661911.00 | 0.00 | 0.00 | TFFFTFFFFTFFFTFF | normal |
Execution Chart
Sorry, for this execution, no execution chart could be reported.
Trace from the execution
Formatting '/data/fkordon/mcc2025-input.r072-tall-174860067900676.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is Echo-PT-d02r15, examination is LTLFireability
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r072-tall-174860067900676
=====================================================================
--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.4M
-rw-r--r-- 1 mcc users 8.0K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 50K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.2K May 29 14:32 GenericPropertiesDefinition.xml
-rw-r--r-- 1 mcc users 5.9K May 29 14:32 GenericPropertiesVerdict.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 27K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.2K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 114K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 81K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:32 equiv_col
-rw-r--r-- 1 mcc users 7 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 917K May 29 14:32 model.pnml
--------------------
content from stdout:
=== Data for post analysis generated by BenchKit (invocation template)
The expected result is a vector of booleans
BOOL_VECTOR
echo here is the order used to build the result vector(from xml file)
FORMULA_NAME Echo-PT-d02r15-LTLFireability-00
FORMULA_NAME Echo-PT-d02r15-LTLFireability-01
FORMULA_NAME Echo-PT-d02r15-LTLFireability-02
FORMULA_NAME Echo-PT-d02r15-LTLFireability-03
FORMULA_NAME Echo-PT-d02r15-LTLFireability-04
FORMULA_NAME Echo-PT-d02r15-LTLFireability-05
FORMULA_NAME Echo-PT-d02r15-LTLFireability-06
FORMULA_NAME Echo-PT-d02r15-LTLFireability-07
FORMULA_NAME Echo-PT-d02r15-LTLFireability-08
FORMULA_NAME Echo-PT-d02r15-LTLFireability-09
FORMULA_NAME Echo-PT-d02r15-LTLFireability-10
FORMULA_NAME Echo-PT-d02r15-LTLFireability-11
FORMULA_NAME Echo-PT-d02r15-LTLFireability-12
FORMULA_NAME Echo-PT-d02r15-LTLFireability-13
FORMULA_NAME Echo-PT-d02r15-LTLFireability-14
FORMULA_NAME Echo-PT-d02r15-LTLFireability-15
=== Now, execution of the tool begins
BK_START 1748808305070
Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=LTLFireability
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=Echo-PT-d02r15
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
LTLFireability PT
Running Version 202505121319
[2025-06-01 20:05:06] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, LTLFireability, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-01 20:05:06] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 20:05:06] [INFO ] Load time of PNML (sax parser for PT used): 171 ms
[2025-06-01 20:05:06] [INFO ] Transformed 2127 places.
[2025-06-01 20:05:06] [INFO ] Transformed 1674 transitions.
[2025-06-01 20:05:06] [INFO ] Found NUPN structural information;
[2025-06-01 20:05:06] [INFO ] Parsed PT model containing 2127 places and 1674 transitions and 9700 arcs in 272 ms.
Parsed 16 properties from file /home/mcc/execution/LTLFireability.xml in 10 ms.
Working with output stream class java.io.PrintStream
Initial state reduction rules removed 4 formulas.
FORMULA Echo-PT-d02r15-LTLFireability-00 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d02r15-LTLFireability-02 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d02r15-LTLFireability-09 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA Echo-PT-d02r15-LTLFireability-14 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 95 out of 2127 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 2127/2127 places, 1674/1674 transitions.
Reduce places removed 225 places and 0 transitions.
Iterating post reduction 0 with 225 rules applied. Total rules applied 225 place count 1902 transition count 1674
Applied a total of 225 rules in 211 ms. Remains 1902 /2127 variables (removed 225) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2025-06-01 20:05:09] [INFO ] Computed 840 invariants in 2124 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:05:29] [INFO ] Implicit Places using invariants in 22521 ms returned []
[2025-06-01 20:05:29] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:05:39] [INFO ] Implicit Places using invariants and state equation in 9705 ms returned []
Implicit Place search using SMT with State Equation took 32288 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:05:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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(s1677 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30894ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30919ms
Starting structural reductions in LTL mode, iteration 1 : 1902/2127 places, 1674/1674 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 63446 ms. Remains : 1902/2127 places, 1674/1674 transitions.
Support contains 95 out of 1902 places after structural reductions.
[2025-06-01 20:06:10] [INFO ] Flatten gal took : 187 ms
[2025-06-01 20:06:10] [INFO ] Flatten gal took : 115 ms
[2025-06-01 20:06:10] [INFO ] Input system was already deterministic with 1674 transitions.
Reduction of identical properties reduced properties to check from 38 to 35
RANDOM walk for 40000 steps (88 resets) in 2043 ms. (19 steps per ms) remains 0/35 properties
FORMULA Echo-PT-d02r15-LTLFireability-06 FALSE TECHNIQUES REACHABILITY_KNOWLEDGE
Computed a total of 1902 stabilizing places and 1674 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1902 transition count 1674
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((p0||(!p1 U p2)||X(X(G(p3))))))'
Support contains 10 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 162 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2025-06-01 20:06:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:06:34] [INFO ] Implicit Places using invariants in 22805 ms returned []
[2025-06-01 20:06:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:06:44] [INFO ] Implicit Places using invariants and state equation in 9748 ms returned []
Implicit Place search using SMT with State Equation took 32562 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:06:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30631ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30638ms
Finished structural reductions in LTL mode , in 1 iterations and 63373 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 383 ms :[(AND (NOT p0) (NOT p2) (NOT p3)), (NOT p3), (AND (NOT p2) (NOT p3)), (NOT p3), true, (AND (NOT p2) (NOT p3)), (NOT p2)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-01
Entered a terminal (fully accepting) state of product in 7097 steps with 19 reset in 168 ms.
FORMULA Echo-PT-d02r15-LTLFireability-01 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-01 finished in 64002 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((X(X(X(p0)))&&(!p1 U (p2 U X(G(p3)))))))'
Support contains 12 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 56 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2025-06-01 20:07:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:07:47] [INFO ] Implicit Places using invariants in 31127 ms returned []
[2025-06-01 20:07:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:07:56] [INFO ] Implicit Places using invariants and state equation in 9136 ms returned []
Implicit Place search using SMT with State Equation took 40271 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:07:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30530ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30535ms
Finished structural reductions in LTL mode , in 1 iterations and 70873 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 364 ms :[(OR (NOT p3) (NOT p0)), (OR (NOT p3) (NOT p0)), (NOT p0), (NOT p3), (NOT p3), (NOT p3), (NOT p0), (NOT p0), true]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-03
Entered a terminal (fully accepting) state of product in 296 steps with 0 reset in 8 ms.
FORMULA Echo-PT-d02r15-LTLFireability-03 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-03 finished in 71279 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G(F(((!p1&&X((!p1 U (!p2||G(!p1)))))||p0))))'
Support contains 4 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 54 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2025-06-01 20:08:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:08:55] [INFO ] Implicit Places using invariants in 28326 ms returned []
[2025-06-01 20:08:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:09:04] [INFO ] Implicit Places using invariants and state equation in 9293 ms returned []
Implicit Place search using SMT with State Equation took 37631 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:09:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30506ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30513ms
Finished structural reductions in LTL mode , in 1 iterations and 68209 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 177 ms :[(AND (NOT p0) p1), (AND (NOT p0) p1), (AND p1 (NOT p0) p2)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-04
Product exploration explored 100000 steps with 363 reset in 1499 ms.
Product exploration explored 100000 steps with 367 reset in 1686 ms.
Computed a total of 1902 stabilizing places and 1674 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1902 transition count 1674
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) p0 (NOT p2)), (X (NOT p2)), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0) p2))), (X (NOT (AND p1 (NOT p0) p2))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT p2))), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0) p2)))), (X (X (NOT (AND p1 (NOT p0) p2)))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0)), (F (G (NOT p2)))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 18 factoid took 23 ms. Reduced automaton from 3 states, 7 edges and 3 AP (stutter sensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-04 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-04 finished in 72366 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X((G((!(X(X(p0)) U !p1)||X(G(p2)))) U p1)))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Property had overlarge support with respect to TGBA, discarding it for now.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 50 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2025-06-01 20:09:39] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:10:05] [INFO ] Implicit Places using invariants in 25861 ms returned []
[2025-06-01 20:10:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:10:14] [INFO ] Implicit Places using invariants and state equation in 9336 ms returned []
Implicit Place search using SMT with State Equation took 35221 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:10:14] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
(s1010 1.0timeout
^^^^^^^^^^
(error "Invalid token: 1.0timeout")
Error getting values : (error "ParserException while parsing response: ((s0 1.0)
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) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30522ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30528ms
Finished structural reductions in LTL mode , in 1 iterations and 65802 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 119 ms :[(NOT p1), (NOT p1), (NOT p2), true]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-05
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Echo-PT-d02r15-LTLFireability-05 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-05 finished in 65944 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F((X((X(X(p0))&&F(p1)))&&F(p2))))'
Support contains 10 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 79 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2025-06-01 20:10:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:06] [INFO ] Implicit Places using invariants in 21164 ms returned []
[2025-06-01 20:11:06] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:11:16] [INFO ] Implicit Places using invariants and state equation in 9455 ms returned []
Implicit Place search using SMT with State Equation took 30642 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:11:16] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30545ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30550ms
Finished structural reductions in LTL mode , in 1 iterations and 61288 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 423 ms :[(OR (NOT p1) (NOT p0) (NOT p2)), (OR (NOT p1) (NOT p0)), (NOT p2), (NOT p0), (NOT p1), (AND (NOT p2) (NOT p0)), (NOT p0), (AND (NOT p1) (NOT p0)), (AND (NOT p2) (NOT p0)), (AND (NOT p2) (NOT p0))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-07
Stuttering criterion allowed to conclude after 450 steps with 0 reset in 7 ms.
FORMULA Echo-PT-d02r15-LTLFireability-07 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-07 finished in 61743 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(G((F(p0)&&F(p1))))'
Support contains 4 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.17 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 189 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
// Phase 1: matrix 1672 rows 1896 cols
[2025-06-01 20:11:49] [INFO ] Computed 836 invariants in 1699 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:07] [INFO ] Implicit Places using invariants in 20485 ms returned [2, 55, 1841, 1894]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 20487 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1892/1902 places, 1672/1674 transitions.
Applied a total of 0 rules in 210 ms. Remains 1892 /1892 variables (removed 0) and now considering 1672/1672 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 20903 ms. Remains : 1892/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 145 ms :[(OR (NOT p0) (NOT p1)), (NOT p0), (NOT p1)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-08
Stuttering criterion allowed to conclude after 448 steps with 0 reset in 7 ms.
FORMULA Echo-PT-d02r15-LTLFireability-08 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-08 finished in 21075 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(((X(X((p0||F(p1))))||G(p2)) U (p3 U p4)))'
Support contains 13 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 84 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2025-06-01 20:12:10] [INFO ] Computed 840 invariants in 1998 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:31] [INFO ] Implicit Places using invariants in 23226 ms returned []
[2025-06-01 20:12:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:12:41] [INFO ] Implicit Places using invariants and state equation in 9513 ms returned []
Implicit Place search using SMT with State Equation took 32787 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:12:41] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30515ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30518ms
Finished structural reductions in LTL mode , in 1 iterations and 63395 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 485 ms :[(NOT p4), (AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0) (NOT p2)), (AND (NOT p0) (NOT p1) (NOT p4)), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p4)), (AND (NOT p1) (NOT p0)), (NOT p1), (AND (NOT p1) (NOT p2) (NOT p0)), (AND (NOT p0) (NOT p1) (NOT p4)), (AND (NOT p0) (NOT p1) (NOT p2) (NOT p4)), (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p4)), (AND p0 (NOT p1) (NOT p2) (NOT p4))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-10
Stuttering criterion allowed to conclude after 450 steps with 0 reset in 10 ms.
FORMULA Echo-PT-d02r15-LTLFireability-10 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-10 finished in 63926 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((F(!p1) U p2)&&p0)))'
Support contains 8 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 47 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
[2025-06-01 20:13:12] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:13:34] [INFO ] Implicit Places using invariants in 22603 ms returned []
[2025-06-01 20:13:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:13:44] [INFO ] Implicit Places using invariants and state equation in 9388 ms returned []
Implicit Place search using SMT with State Equation took 31997 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:13:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30511ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30515ms
Finished structural reductions in LTL mode , in 1 iterations and 62568 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 155 ms :[(OR (NOT p2) (NOT p0)), (OR (NOT p2) (NOT p0)), true, p1, (NOT p2)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-11
Entered a terminal (fully accepting) state of product in 1 steps with 0 reset in 1 ms.
FORMULA Echo-PT-d02r15-LTLFireability-11 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-11 finished in 62742 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(((p0 U G(p1))&&(p2 U p0))))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.11 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 112 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
// Phase 1: matrix 1672 rows 1896 cols
[2025-06-01 20:14:16] [INFO ] Computed 836 invariants in 1701 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:37] [INFO ] Implicit Places using invariants in 21992 ms returned [2, 55, 1841, 1894]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 21996 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1892/1902 places, 1672/1674 transitions.
Applied a total of 0 rules in 69 ms. Remains 1892 /1892 variables (removed 0) and now considering 1672/1672 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 22179 ms. Remains : 1892/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 116 ms :[(OR (NOT p0) (NOT p1)), (NOT p1), (NOT p0)]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-12
Stuttering criterion allowed to conclude after 448 steps with 0 reset in 8 ms.
FORMULA Echo-PT-d02r15-LTLFireability-12 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-12 finished in 22318 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(F(G((F(p0)||X(p1)))))'
Support contains 6 out of 1902 places. Attempting structural reductions.
Starting structural reductions in SI_LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Graph (complete) has 5685 edges and 1902 vertex of which 1897 are kept as prefixes of interest. Removing 5 places using SCC suffix rule.3 ms
Discarding 5 places :
Also discarding 1 output transitions
Drop transitions (Output transitions of discarded places.) removed 1 transitions
Reduce places removed 1 places and 1 transitions.
Applied a total of 1 rules in 132 ms. Remains 1896 /1902 variables (removed 6) and now considering 1672/1674 (removed 2) transitions.
[2025-06-01 20:14:37] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:14:57] [INFO ] Implicit Places using invariants in 20186 ms returned [2, 55, 1841, 1894]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 20190 ms to find 4 implicit places.
Starting structural reductions in SI_LTL mode, iteration 1 : 1892/1902 places, 1672/1674 transitions.
Applied a total of 0 rules in 66 ms. Remains 1892 /1892 variables (removed 0) and now considering 1672/1672 (removed 0) transitions.
Finished structural reductions in SI_LTL mode , in 2 iterations and 20389 ms. Remains : 1892/1902 places, 1672/1674 transitions.
Stuttering acceptance computed with spot in 76 ms :[(AND (NOT p1) (NOT p0)), (AND (NOT p1) (NOT p0))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-13
Product exploration explored 100000 steps with 251 reset in 1563 ms.
Product exploration explored 100000 steps with 254 reset in 1710 ms.
Computed a total of 1892 stabilizing places and 1672 stable transitions
Complete graph has no SCC; deadlocks are unavoidable. place count 1892 transition count 1672
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge (and all enablings converge to false).
Detected that all paths lead to deadlock. Applying this knowledge to assert that all AP eventually converge : F ( (Ga|G!a) & (Gb|G!b)...)
Starting Z3 with timeout 6000.0 s and query timeout 600000.0 ms
Knowledge obtained : [(AND (NOT p1) p0), (X (NOT (AND p1 (NOT p0)))), (X (NOT (AND (NOT p1) (NOT p0)))), (X p0), (X (NOT p1)), (X (X (NOT (AND p1 (NOT p0))))), (X (X (NOT (AND (NOT p1) (NOT p0))))), (X (X p0)), (X (X (NOT p1))), (F (G (NOT p1))), (F (G p0))]
False Knowledge obtained : []
Property proved to be true thanks to knowledge (Minato strategy)
Knowledge based reduction with 11 factoid took 19 ms. Reduced automaton from 2 states, 4 edges and 2 AP (stutter insensitive) to 1 states, 0 edges and 0 AP (stutter insensitive).
FORMULA Echo-PT-d02r15-LTLFireability-13 TRUE TECHNIQUES KNOWLEDGE
Treatment of property Echo-PT-d02r15-LTLFireability-13 finished in 24540 ms.
Running Spot : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.ltl.spot.binaries_1.0.0.202505121319/bin/ltl2tgba-linux64' '--check=stutter' '--hoaf=tv' '-f' '!(X(((G(X(p0)) U p1)||G(p2))))'
Support contains 9 out of 1902 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 1902/1902 places, 1674/1674 transitions.
Applied a total of 0 rules in 51 ms. Remains 1902 /1902 variables (removed 0) and now considering 1674/1674 (removed 0) transitions.
// Phase 1: matrix 1674 rows 1902 cols
[2025-06-01 20:15:03] [INFO ] Computed 840 invariants in 1949 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:15:26] [INFO ] Implicit Places using invariants in 24395 ms returned []
[2025-06-01 20:15:26] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 20:15:35] [INFO ] Implicit Places using invariants and state equation in 9355 ms returned []
Implicit Place search using SMT with State Equation took 33758 ms to find 0 implicit places.
Running 1673 sub problems to find dead transitions.
[2025-06-01 20:15:35] [INFO ] Invariant cache hit.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
At refinement iteration 0 (INCLUDED_ONLY) 0/1901 variables, 1901/1901 constraints. Problems are: Problem set: 0 solved, 1673 unsolved
SMT process timed out in 30543ms, After SMT, problems are : Problem set: 0 solved, 1673 unsolved
Search for dead transitions found 0 dead transitions in 30547ms
Finished structural reductions in LTL mode , in 1 iterations and 64363 ms. Remains : 1902/1902 places, 1674/1674 transitions.
Stuttering acceptance computed with spot in 293 ms :[true, (AND (NOT p1) (NOT p2)), (AND (NOT p1) (NOT p2)), (NOT p0), (AND (NOT p0) (NOT p2)), (NOT p2), (OR (NOT p0) (NOT p1)), (OR (AND (NOT p0) (NOT p2)) (AND (NOT p1) (NOT p2)))]
Running random walk in product with property : Echo-PT-d02r15-LTLFireability-15
Entered a terminal (fully accepting) state of product in 2 steps with 0 reset in 0 ms.
FORMULA Echo-PT-d02r15-LTLFireability-15 FALSE TECHNIQUES STUTTER_TEST
Treatment of property Echo-PT-d02r15-LTLFireability-15 finished in 64676 ms.
All properties solved by simple procedures.
Total runtime 660329 ms.
BK_STOP 1748808966981
--------------------
content from stderr:
+ export BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
+ BINDIR=/home/mcc/BenchKit/bin//../itstools/bin//../
++ pwd
+ export MODEL=/home/mcc/execution
+ MODEL=/home/mcc/execution
+ [[ LTLFireability = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202505121319.jar
+ VERSION=202505121319
+ echo 'Running Version 202505121319'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination LTLFireability -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
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="Echo-PT-d02r15"
export BK_EXAMINATION="LTLFireability"
export BK_TOOL="itstools"
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 2-5832"
echo " Executing tool itstools"
echo " Input is Echo-PT-d02r15, 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 r072-tall-174860067900676"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"
tar xzf /home/mcc/BenchKit/INPUTS/Echo-PT-d02r15.tgz
mv Echo-PT-d02r15 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.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 ;