Execution Chart

Sorry, for this execution, no execution chart could be reported.

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r161-tall-174881261300412.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)
.........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PolyORBNT-PT-S05J60, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r161-tall-174881261300412
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 3.4M
-rw-r--r-- 1 mcc users 34K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 162K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 257K 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 24K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 84K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 17K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 64K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 64K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 301K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 132K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 641K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 2.9K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 6.3K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 5 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 1.5M 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

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1748861356114

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PolyORBNT-PT-S05J60
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
QuasiLiveness PT
Running Version 202505121319
[2025-06-02 10:49:17] [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]
[2025-06-02 10:49:17] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-02 10:49:17] [INFO ] Load time of PNML (sax parser for PT used): 176 ms
[2025-06-02 10:49:17] [INFO ] Transformed 909 places.
[2025-06-02 10:49:17] [INFO ] Transformed 1970 transitions.
[2025-06-02 10:49:17] [INFO ] Parsed PT model containing 909 places and 1970 transitions and 12584 arcs in 282 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 909/909 places, 1970/1970 transitions.
Ensure Unique test removed 5 places
Ensure Unique test removed 655 transitions
Reduce isomorphic transitions removed 655 transitions.
Drop transitions (Trivial Post-Agglo cleanup.) removed 66 transitions
Trivial Post-agglo rules discarded 66 transitions
Performed 66 trivial Post agglomeration. Transition count delta: 66
Iterating post reduction 0 with 726 rules applied. Total rules applied 726 place count 904 transition count 1249
Reduce places removed 66 places and 0 transitions.
Iterating post reduction 1 with 66 rules applied. Total rules applied 792 place count 838 transition count 1249
Performed 65 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 2 with 65 Pre rules applied. Total rules applied 792 place count 838 transition count 1184
Deduced a syphon composed of 65 places in 3 ms
Reduce places removed 65 places and 0 transitions.
Iterating global reduction 2 with 130 rules applied. Total rules applied 922 place count 773 transition count 1184
Performed 3 Post agglomeration using F-continuation condition.Transition count delta: 3
Deduced a syphon composed of 3 places in 2 ms
Reduce places removed 3 places and 0 transitions.
Iterating global reduction 2 with 6 rules applied. Total rules applied 928 place count 770 transition count 1181
Applied a total of 928 rules in 141 ms. Remains 770 /909 variables (removed 139) and now considering 1181/1970 (removed 789) transitions.
Running 1175 sub problems to find dead transitions.
[2025-06-02 10:49:17] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
// Phase 1: matrix 1177 rows 770 cols
[2025-06-02 10:49:17] [INFO ] Computed 137 invariants in 92 ms
[2025-06-02 10:49:18] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 765/1947 variables, and 132 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 20071 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1175/1175 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1175 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:49:43] [INFO ] Deduced a trap composed of 13 places in 266 ms of which 16 ms to minimize.
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 765/1947 variables, and 133 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 20024 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1175 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41947ms problems are : Problem set: 0 solved, 1175 unsolved
Search for dead transitions found 0 dead transitions in 41982ms
[2025-06-02 10:49:59] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 10:49:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:50:02] [INFO ] Implicit Places using invariants in 2390 ms returned []
[2025-06-02 10:50:02] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 10:50:02] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-02 10:50:02] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-06-02 10:50:20] [INFO ] Implicit Places using invariants and state equation in 17946 ms returned []
Implicit Place search using SMT with State Equation took 20351 ms to find 0 implicit places.
Running 1175 sub problems to find dead transitions.
[2025-06-02 10:50:20] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 10:50:20] [INFO ] Invariant cache hit.
[2025-06-02 10:50:20] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 765/1947 variables, and 132 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 30035 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1175/1175 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1175 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:50:56] [INFO ] Deduced a trap composed of 13 places in 142 ms of which 9 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/765 variables, 1/133 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 765/1947 variables, and 133 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 30040 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1175 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61350ms problems are : Problem set: 0 solved, 1175 unsolved
Search for dead transitions found 0 dead transitions in 61353ms
Starting structural reductions in LIVENESS mode, iteration 1 : 770/909 places, 1181/1970 transitions.
Finished structural reductions in LIVENESS mode , in 1 iterations and 123895 ms. Remains : 770/909 places, 1181/1970 transitions.
Initial state reduction rules removed 6 formulas.
[2025-06-02 10:51:23] [INFO ] Flatten gal took : 382 ms
RANDOM walk for 40000 steps (2128 resets) in 4990 ms. (8 steps per ms) remains 99/1175 properties
BEST_FIRST walk for 4004 steps (8 resets) in 46 ms. (85 steps per ms) remains 99/99 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 99/99 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 99/99 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 99/99 properties
BEST_FIRST walk for 4004 steps (8 resets) in 31 ms. (125 steps per ms) remains 99/99 properties
[2025-06-02 10:51:23] [INFO ] Flatten gal took : 100 ms
BEST_FIRST walk for 4004 steps (9 resets) in 32 ms. (121 steps per ms) remains 99/99 properties
BEST_FIRST walk for 4004 steps (9 resets) in 30 ms. (129 steps per ms) remains 99/99 properties
BEST_FIRST walk for 4004 steps (16 resets) in 56 ms. (70 steps per ms) remains 98/99 properties
[2025-06-02 10:51:23] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18255868758610545572.gal : 69 ms
BEST_FIRST walk for 4004 steps (9 resets) in 29 ms. (133 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (8 resets) in 21 ms. (181 steps per ms) remains 98/98 properties
[2025-06-02 10:51:23] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7519114908771881134.prop : 2 ms
Invoking ITS tools like this :cd /home/mcc/execution;'/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18255868758610545572.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7519114908771881134.prop' '--nowitness' '--gen-order' 'FOLLOW'
BEST_FIRST walk for 4004 steps (8 resets) in 22 ms. (174 steps per ms) remains 98/98 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...329
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 24 ms. (160 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (10 resets) in 19 ms. (200 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (10 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (9 resets) in 17 ms. (222 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (10 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (8 resets) in 25 ms. (153 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (9 resets) in 19 ms. (200 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (9 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (8 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (9 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (9 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 13 ms. (286 steps per ms) remains 98/98 properties
Loading property file /tmp/ReachabilityCardinality7519114908771881134.prop.
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4002 steps (8 resets) in 12 ms. (307 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 29 ms. (133 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (9 resets) in 21 ms. (182 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 17 ms. (222 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 27 ms. (143 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 32 ms. (121 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 21 ms. (182 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (9 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (9 resets) in 17 ms. (222 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 14 ms. (266 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4003 steps (11 resets) in 16 ms. (235 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (10 resets) in 17 ms. (222 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4002 steps (8 resets) in 22 ms. (174 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (15 resets) in 25 ms. (154 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 15 ms. (250 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 19 ms. (200 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (16 resets) in 20 ms. (190 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 18 ms. (210 steps per ms) remains 98/98 properties
BEST_FIRST walk for 4004 steps (8 resets) in 12 ms. (308 steps per ms) remains 98/98 properties
[2025-06-02 10:51:23] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 10:51:23] [INFO ] Invariant cache hit.
[2025-06-02 10:51:23] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
SDD proceeding with computation,98 properties remain. new max is 4
SDD size :1 after 2
SDD proceeding with computation,98 properties remain. new max is 8
SDD size :2 after 8
SDD proceeding with computation,98 properties remain. new max is 16
SDD size :8 after 32
SDD proceeding with computation,98 properties remain. new max is 32
SDD size :32 after 68
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (OVERLAPS) 20/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (OVERLAPS) 178/210 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (OVERLAPS) 184/394 variables, 46/51 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (OVERLAPS) 230/624 variables, 46/97 constraints. Problems are: Problem set: 0 solved, 98 unsolved
Error getting values : (error "Error writing to Z3 solver: java.io.IOException: Broken pipe")
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 624/1947 variables, and 97 constraints, problems are : Problem set: 0 solved, 98 unsolved in 5011 ms.
Refiners :[Positive P Invariants (semi-flows): 97/111 constraints, Generalized P Invariants (flows): 0/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 98/98 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 98 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/12 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 1 (OVERLAPS) 20/32 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 98 unsolved
SDD proceeding with computation,98 properties remain. new max is 64
At refinement iteration 2 (INCLUDED_ONLY) 0/32 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 3 (OVERLAPS) 178/210 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 98 unsolved
SDD size :68 after 12445
At refinement iteration 4 (INCLUDED_ONLY) 0/210 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 5 (OVERLAPS) 184/394 variables, 46/51 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/394 variables, 0/51 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 7 (OVERLAPS) 230/624 variables, 46/97 constraints. Problems are: Problem set: 0 solved, 98 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/624 variables, 0/97 constraints. Problems are: Problem set: 0 solved, 98 unsolved
Problem qltransition_741 is UNSAT
FORMULA QuasiLiveness FALSE TECHNIQUES RANDOM_WALK SMT_REFINEMENT BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
SMT process timed out in 9716ms, After SMT, problems are : Problem set: 1 solved, 97 unsolved
Fused 97 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 0 ms.
Support contains 12 out of 770 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 770/770 places, 1181/1181 transitions.
Applied a total of 0 rules in 148 ms. Remains 770 /770 variables (removed 0) and now considering 1181/1181 (removed 0) transitions.
Running 1175 sub problems to find dead transitions.
[2025-06-02 10:51:33] [INFO ] Flow matrix only has 1177 transitions (discarded 4 similar events)
[2025-06-02 10:51:33] [INFO ] Invariant cache hit.
[2025-06-02 10:51:33] [INFO ] State equation strengthened by 1 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 765/1947 variables, and 132 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 20026 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 1175/1175 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1175 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/765 variables, 111/111 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/765 variables, 21/132 constraints. Problems are: Problem set: 0 solved, 1175 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-02 10:52:00] [INFO ] Deduced a trap composed of 13 places in 141 ms of which 9 ms to minimize.
Error getting values : (error "ParserException while parsing response: ((s0 0)
(s1 0)
(s2 0)
(s3 0)
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(s7 0)
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(s15 0)
(s16 0)
(s17 0)
(s18 0)
(s19 0)
(s20 0)
(s21 0)
(s22 1)
(s23 0)
(s24 0)
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(s32 0)
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(s126 1)
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(s283 timeout
0) org.smtlib.IParser$ParserException: Unbalanced parentheses at end of input")
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 765/1947 variables, and 133 constraints, problems are : Problem set: 0 solved, 1175 unsolved in 20035 ms.
Refiners :[Positive P Invariants (semi-flows): 111/111 constraints, Generalized P Invariants (flows): 21/26 constraints, State Equation: 0/770 constraints, ReadFeed: 0/1 constraints, PredecessorRefiner: 0/1175 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 41497ms problems are : Problem set: 0 solved, 1175 unsolved
Search for dead transitions found 0 dead transitions in 41500ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 41651 ms. Remains : 770/770 places, 1181/1181 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Total runtime 178011 ms.

BK_STOP 1748861535371

--------------------
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
++ 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 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="PolyORBNT-PT-S05J60"
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 2-5832"
echo " Executing tool itstools"
echo " Input is PolyORBNT-PT-S05J60, 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 r161-tall-174881261300412"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PolyORBNT-PT-S05J60.tgz
mv PolyORBNT-PT-S05J60 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.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 ;