Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2024-input.r343-tall-171679093900037.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2024-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
................
=====================================================================
Generated by BenchKit 2-5568
Executing tool itstools
Input is RingSingleMessageInMbox-PT-d1m005, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r343-tall-171679093900037
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 6.2M
-rw-r--r-- 1 mcc users 6.8K May 14 13:22 CTLCardinality.txt
-rw-r--r-- 1 mcc users 70K May 14 13:22 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.4K May 14 13:22 CTLFireability.txt
-rw-r--r-- 1 mcc users 44K May 14 13:22 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.8K Apr 23 07:48 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Apr 23 07:48 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 19 07:29 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K May 19 18:56 LTLFireability.xml
-rw-r--r-- 1 mcc users 7.6K Apr 13 00:17 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 70K Apr 13 00:17 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.3K Apr 13 00:12 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 78K Apr 13 00:12 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.9K Apr 23 07:48 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.9K Apr 23 07:48 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 18 16:43 equiv_col
-rw-r--r-- 1 mcc users 7 May 18 16:43 instance
-rw-r--r-- 1 mcc users 6 May 18 16:43 iscolored
-rw-r--r-- 1 mcc users 5.8M May 18 16:43 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1716831035253

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=RingSingleMessageInMbox-PT-d1m005
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202405141337
[2024-05-27 17:30:36] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2024-05-27 17:30:36] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2024-05-27 17:30:36] [INFO ] Load time of PNML (sax parser for PT used): 468 ms
[2024-05-27 17:30:36] [INFO ] Transformed 6690 places.
[2024-05-27 17:30:37] [INFO ] Transformed 11934 transitions.
[2024-05-27 17:30:37] [INFO ] Parsed PT model containing 6690 places and 11934 transitions and 47736 arcs in 639 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 6690/6690 places, 11934/11934 transitions.
Reduce places removed 4322 places and 0 transitions.
Ensure Unique test removed 102 transitions
Reduce isomorphic transitions removed 102 transitions.
Iterating post reduction 0 with 4424 rules applied. Total rules applied 4424 place count 2368 transition count 11832
Applied a total of 4424 rules in 214 ms. Remains 2368 /6690 variables (removed 4322) and now considering 11832/11934 (removed 102) transitions.
// Phase 1: matrix 11832 rows 2368 cols
[2024-05-27 17:30:37] [INFO ] Computed 3 invariants in 263 ms
[2024-05-27 17:30:39] [INFO ] Implicit Places using invariants in 2321 ms returned []
Implicit Place search using SMT only with invariants took 2347 ms to find 0 implicit places.
Running 11831 sub problems to find dead transitions.
[2024-05-27 17:30:39] [INFO ] Invariant cache hit.
[2024-05-27 17:30:42] [INFO ] State equation strengthened by 9588 read => feed constraints.
Error getting values : (error "ParserException while parsing response: ((s1 1.0)
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(s1577 1.0)
(s1578 1.0)
(s1579 1.0)
(s1580 1.0)
(s1581 1.0)
(s1582 1.0)
(s1583 1.0)
(s1584 1.0)
(s1585 1.0)
(s1586 1.0)
(s1587 1.0)
(s1588 1.0)
(s1589 1.0)
(s1590 1.0)
(s1591 1.0)
(s1592 1.0)
(s1593 1.0)
(s1594 1.0)
(s1595 1.0)
(s1596 1.0)
(s1597 1.0)
(s1598 1.0)
(s1599 1.0)
(s1600 1.0)
(s1601 1.0)
(s1602 1.0)
(s1603 1.0)
(s1604 1.0)
(s1605 1.0)
(s1606 1.0)
(s1607 1.0)
(s1608 1.0)
(s1609 1.0)
(s1610 1.0)
(s1611 1.0)
(s1612 1.0)
(s1613 1.0)
(s1614 1.0)
(s1615 1.0)
(s1616 1.0)
(s1617 1.0)
(s1618 1.0)
(s1619 1.0)
(s1620 1.0)
(s1621 1.0)
(s1622 1.0)
(s1623 1.0)
(s1624 1.0)
(s1625 1.0)
(s1626 1.0)
(s1627 1.0)
(s1628 1.0)
(s1629 1.0)
(s1630 1.0)
(s1631 1.0)
(s1632 1.0)
(s1633 1.0)
(s1634 1.0)
(s1635 1.0)
(s1636 1.0)
(s1637 1.0)
(s1638 1.0)
(s1639 1.0)
(s1640 1.0)
(s1641 1.0)
(s1642 1.0)
(s1643 1.0)
(s1644 1.0)
(s1645 1.0)
(s1646 1.0)
(s1647 1.0)
(s1648 1.0)
(s1649 1.0)
(s1650 1.0)
(s1651 1.0)
(s1652 1.0)
(s1653 1.0)
(s1654 1.0)
(s1655 1.0)
(s1656 1.0)
(s1657 1.0)
(s1658 1.0)
(s1659 1.0)
(s1660 1.0)
(s1661 1.0)
(s1662 1.0)
(s1663 1.0)
(s1664 1.0)
(s1665 1.0)
(s1666 1.0)
(s1667 1.0)
(s1668 1.0)
(s1669 1.0)
(s1670 1.0)
(s1671 1.0)
(s1672 1.0)
(s1673 1.0)
(s1674 1.0)
(s1675 1.0)
(s1676 1.0)
(s1677 1.0)
(s1678 1.0)
(s1679 1.0)
(s1680 1.0)
(s1681 1.0)
(s1682 1.0)
(s1683 1.0)
(s1684 1.0)
(s1685 1.0)
(s1686 1.0)
(s1687 1.0)
(s1688 1.0)
(s1689 1.0)
(s1690 1.0)
(s1691 1.0)
(s1692 1.0)
(s1693 1.0)
(s1694 1.0)
(s1695 1.0)
(s1696 1.0)
(s1697 1.0)
(s1698 1.0)
(s1699 1.0)
(s1700 1.0)
(s1701 1.0)
(s1702 1.0)
(s1703 1.0)
(s1704 1.0)
(s1705 1.0)
(s1706 1.0)
(s1707 1.0)
(s1708 1.0)
(s1709 1.0)
(s1710 1.0)
(s1711 1.0)
(s1712 1.0)
(s1713 1.0)
(s1714 1.0)
(s1715 1.0)
(s1716 1.0)
(s1717 1.0)
(s1718 1.0)
(s1719 1.0)
(s1720 1.0)
(s1721 1.0)
(s1722 1.0)
(s1723 1.0)
(s1724 1.0)
(s1725 1.0)
(s1726 1.0)
(s1727 1.0)
(s1728 1.0)
(s1729 1.0)
(s1730 1.0)
(s1731 1.0)
(s1732 1.0)
(s1733 1.0)
(s1734 1.0)
(s1735 1.0)
(s1736 1.0)
(s1737 1.0)
(s1738 1.0)
(s1739 1.0)
(s1740 1.0)
(s1741 1.0)
(s1742 1.0)
(s1743 1.0)
(s1744 1.0)
(s1745 1.0)
(s1746 1.0)
(s1747 1.0)
(s1748 1.0)
(s1749 1.0)
(s1750 1.0)
(s1751 1.0)
(s1752 1.0)
(s1753 1.0)
(s1754 1.0)
(s1755 timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/2367 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11831 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 2367/14200 variables, and 1 constraints, problems are : Problem set: 0 solved, 11831 unsolved in 30405 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/2368 constraints, ReadFeed: 0/9588 constraints, PredecessorRefiner: 11831/65 constraints, Known Traps: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 11831 unsolved
At refinement iteration 0 (INCLUDED_ONLY) 0/2367 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 11831 unsolved
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 2367/14200 variables, and 1 constraints, problems are : Problem set: 0 solved, 11831 unsolved in 30161 ms.
Refiners :[Positive P Invariants (semi-flows): 0/2 constraints, Generalized P Invariants (flows): 1/1 constraints, State Equation: 0/2368 constraints, ReadFeed: 0/9588 constraints, PredecessorRefiner: 11766/65 constraints, Known Traps: 0/0 constraints]
After SMT, in 188190ms problems are : Problem set: 0 solved, 11831 unsolved
Search for dead transitions found 0 dead transitions in 188326ms
Starting structural reductions in LIVENESS mode, iteration 1 : 2368/6690 places, 11832/11934 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 190963 ms. Remains : 2368/6690 places, 11832/11934 transitions.
Discarding 9470 transitions out of 11832. Remains 2362
Initial state reduction rules removed 1 formulas.
[2024-05-27 17:33:50] [INFO ] Flatten gal took : 962 ms
[2024-05-27 17:33:50] [INFO ] Flatten gal took : 554 ms
[2024-05-27 17:33:51] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality793495970941564133.gal : 209 ms
[2024-05-27 17:33:51] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality16565275875919744087.prop : 28 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality793495970941564133.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality16565275875919744087.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202405141337/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality16565275875919744087.prop.
RANDOM walk for 40000 steps (6194 resets) in 16167 ms. (2 steps per ms) remains 484/2361 properties
BEST_FIRST walk for 404 steps (5 resets) in 21 ms. (18 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 17 ms. (22 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (2 resets) in 26 ms. (14 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 24 ms. (16 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 28 ms. (13 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 13 ms. (28 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (6 resets) in 13 ms. (28 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 14 ms. (26 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (10 resets) in 16 ms. (23 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (3 resets) in 14 ms. (26 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (6 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 9 ms. (40 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (7 resets) in 11 ms. (33 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (7 resets) in 12 ms. (31 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (3 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 9 ms. (40 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 9 ms. (40 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (7 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (3 resets) in 12 ms. (31 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 12 ms. (31 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 11 ms. (33 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 9 ms. (40 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (6 resets) in 11 ms. (33 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 11 ms. (33 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 18 ms. (21 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (6 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (2 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 403 steps (10 resets) in 19 ms. (20 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (2 resets) in 11 ms. (33 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (2 resets) in 9 ms. (40 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 21 ms. (18 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (4 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (13 resets) in 13 ms. (28 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (7 resets) in 17 ms. (22 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (12 resets) in 17 ms. (22 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 11 ms. (33 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (0 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (5 resets) in 16 ms. (23 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (1 resets) in 7 ms. (50 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (8 resets) in 10 ms. (36 steps per ms) remains 484/484 properties
BEST_FIRST walk for 404 steps (2 resets) in 8 ms. (44 steps per ms) remains 484/484 properties
[2024-05-27 17:33:53] [INFO ] Invariant cache hit.
[2024-05-27 17:33:55] [INFO ] State equation strengthened by 9588 read => feed constraints.
Error getting values : (error "ParserException while parsing response: (timeout
org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
At refinement iteration 0 (INCLUDED_ONLY) 0/492 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 484 unsolved
SMT process timed out in 12901ms, After SMT, problems are : Problem set: 0 solved, 484 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 492 out of 2368 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 2368/2368 places, 11832/11832 transitions.
Discarding 818 places :
Symmetric choice reduction at 0 with 818 rule applications. Total rules 818 place count 1550 transition count 2770
Iterating global reduction 0 with 818 rules applied. Total rules applied 1636 place count 1550 transition count 2770
Ensure Unique test removed 132 transitions
Reduce isomorphic transitions removed 132 transitions.
Iterating post reduction 0 with 132 rules applied. Total rules applied 1768 place count 1550 transition count 2638
Discarding 668 places :
Symmetric choice reduction at 1 with 668 rule applications. Total rules 2436 place count 882 transition count 1970
Iterating global reduction 1 with 668 rules applied. Total rules applied 3104 place count 882 transition count 1970
Ensure Unique test removed 637 transitions
Reduce isomorphic transitions removed 637 transitions.
Iterating post reduction 1 with 637 rules applied. Total rules applied 3741 place count 882 transition count 1333
Discarding 122 places :
Symmetric choice reduction at 2 with 122 rule applications. Total rules 3863 place count 760 transition count 1211
Iterating global reduction 2 with 122 rules applied. Total rules applied 3985 place count 760 transition count 1211
Ensure Unique test removed 98 transitions
Reduce isomorphic transitions removed 98 transitions.
Iterating post reduction 2 with 98 rules applied. Total rules applied 4083 place count 760 transition count 1113
Applied a total of 4083 rules in 467 ms. Remains 760 /2368 variables (removed 1608) and now considering 1113/11832 (removed 10719) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 467 ms. Remains : 760/2368 places, 1113/11832 transitions.
Reachability property qltransition_10714 is true.
Reachability property qltransition_10713 is true.
Reachability property qltransition_10712 is true.
Reachability property qltransition_10711 is true.
Reachability property qltransition_289 is true.
Reachability property qltransition_288 is true.
Reachability property qltransition_15 is true.
Reachability property qltransition_14 is true.
Reachability property qltransition_9 is true.
Reachability property qltransition_8 is true.
Reachability property qltransition_7 is true.
Reachability property qltransition_6 is true.
Reachability property qltransition_2 is true.
Reachability property qltransition_1 is true.
SDD proceeding with computation,2347 properties remain. new max is 2
SDD size :1 after 19
RANDOM walk for 4000000 steps (686860 resets) in 83480 ms. (47 steps per ms) remains 160/484 properties
BEST_FIRST walk for 40003 steps (555 resets) in 157 ms. (253 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (573 resets) in 140 ms. (283 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (576 resets) in 158 ms. (251 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (588 resets) in 150 ms. (264 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (616 resets) in 167 ms. (238 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (616 resets) in 161 ms. (246 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (598 resets) in 151 ms. (263 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (536 resets) in 146 ms. (272 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (564 resets) in 133 ms. (298 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (573 resets) in 114 ms. (347 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (558 resets) in 116 ms. (341 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (554 resets) in 121 ms. (327 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (580 resets) in 144 ms. (275 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (543 resets) in 125 ms. (317 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (625 resets) in 143 ms. (277 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40002 steps (521 resets) in 137 ms. (289 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (555 resets) in 146 ms. (272 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (603 resets) in 143 ms. (277 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (591 resets) in 160 ms. (248 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (614 resets) in 104 ms. (380 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (577 resets) in 115 ms. (344 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (557 resets) in 123 ms. (322 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (579 resets) in 117 ms. (339 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (628 resets) in 118 ms. (336 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (615 resets) in 110 ms. (360 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (550 resets) in 109 ms. (363 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (580 resets) in 132 ms. (300 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40002 steps (587 resets) in 126 ms. (314 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (579 resets) in 136 ms. (291 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (563 resets) in 122 ms. (325 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (589 resets) in 120 ms. (330 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (603 resets) in 120 ms. (330 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (595 resets) in 115 ms. (344 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (598 resets) in 128 ms. (310 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (591 resets) in 123 ms. (322 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (591 resets) in 117 ms. (339 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (637 resets) in 96 ms. (412 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40002 steps (599 resets) in 137 ms. (289 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40002 steps (583 resets) in 140 ms. (283 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (555 resets) in 134 ms. (296 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (572 resets) in 133 ms. (298 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (597 resets) in 138 ms. (287 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40002 steps (581 resets) in 127 ms. (312 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (583 resets) in 119 ms. (333 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40003 steps (592 resets) in 135 ms. (294 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40001 steps (550 resets) in 120 ms. (330 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (594 resets) in 134 ms. (296 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (595 resets) in 122 ms. (325 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (608 resets) in 99 ms. (400 steps per ms) remains 160/160 properties
BEST_FIRST walk for 40004 steps (612 resets) in 128 ms. (310 steps per ms) remains 160/160 properties
// Phase 1: matrix 1113 rows 760 cols
[2024-05-27 17:34:31] [INFO ] Computed 3 invariants in 14 ms
[2024-05-27 17:34:31] [INFO ] State equation strengthened by 394 read => feed constraints.
At refinement iteration 0 (INCLUDED_ONLY) 0/171 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 160 unsolved
At refinement iteration 1 (OVERLAPS) 280/451 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 160 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/451 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 160 unsolved
At refinement iteration 3 (OVERLAPS) 21/472 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 160 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/472 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 160 unsolved
At refinement iteration 5 (OVERLAPS) 793/1265 variables, 472/475 constraints. Problems are: Problem set: 0 solved, 160 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (INCLUDED_ONLY) 0/1265 variables, 74/549 constraints. Problems are: Problem set: 0 solved, 160 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/1265 variables, 0/549 constraints. Problems are: Problem set: 0 solved, 160 unsolved
Problem qltransition_1642 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT TOPOLOGICAL INITIAL_STATE
SMT process timed out in 15094ms, After SMT, problems are : Problem set: 0 solved, 160 unsolved
Skipping Parikh replay, no witness traces provided.
Support contains 171 out of 760 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 760/760 places, 1113/1113 transitions.
Discarding 259 places :
Symmetric choice reduction at 0 with 259 rule applications. Total rules 259 place count 501 transition count 854
Iterating global reduction 0 with 259 rules applied. Total rules applied 518 place count 501 transition count 854
Discarding 259 places :
Symmetric choice reduction at 0 with 259 rule applications. Total rules 777 place count 242 transition count 595
Iterating global reduction 0 with 259 rules applied. Total rules applied 1036 place count 242 transition count 595
Ensure Unique test removed 259 transitions
Reduce isomorphic transitions removed 259 transitions.
Iterating post reduction 0 with 259 rules applied. Total rules applied 1295 place count 242 transition count 336
Discarding 3 places :
Symmetric choice reduction at 1 with 3 rule applications. Total rules 1298 place count 239 transition count 297
Iterating global reduction 1 with 3 rules applied. Total rules applied 1301 place count 239 transition count 297
Discarding 2 places :
Symmetric choice reduction at 1 with 2 rule applications. Total rules 1303 place count 237 transition count 295
Iterating global reduction 1 with 2 rules applied. Total rules applied 1305 place count 237 transition count 295
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 1306 place count 237 transition count 294
Discarding 4 places :
Symmetric choice reduction at 2 with 4 rule applications. Total rules 1310 place count 233 transition count 290
Iterating global reduction 2 with 4 rules applied. Total rules applied 1314 place count 233 transition count 290
Ensure Unique test removed 4 transitions
Reduce isomorphic transitions removed 4 transitions.
Iterating post reduction 2 with 4 rules applied. Total rules applied 1318 place count 233 transition count 286
Applied a total of 1318 rules in 49 ms. Remains 233 /760 variables (removed 527) and now considering 286/1113 (removed 827) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 49 ms. Remains : 233/760 places, 286/1113 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 249896 ms.

BK_STOP 1716831286660

--------------------
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
+ [[ QuasiLiveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800
+ 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:
++ ls /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202405141337.jar
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
+ VERSION=202405141337
+ echo 'Running Version 202405141337'
+ /home/mcc/BenchKit/bin//../itstools/bin//..//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 1800

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="RingSingleMessageInMbox-PT-d1m005"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5568"
echo " Executing tool itstools"
echo " Input is RingSingleMessageInMbox-PT-d1m005, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r343-tall-171679093900037"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/RingSingleMessageInMbox-PT-d1m005.tgz
mv RingSingleMessageInMbox-PT-d1m005 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "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 [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "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 "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.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 '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
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 ;