Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r021-smll-174853770000014.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 BlocksWorld-PT-03, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r021-smll-174853770000014
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 700K
-rw-r--r-- 1 mcc users 7.2K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 65K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 54K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 4.4K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.7K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 22K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 6.8K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 51K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 42K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 28K 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 3 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 330K 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 Liveness

=== Now, execution of the tool begins

BK_START 1748542061386

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=BlocksWorld-PT-03
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
Liveness PT
Running Version 202505121319
[2025-05-29 18:07:43] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, Liveness, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 1800]
[2025-05-29 18:07:44] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-05-29 18:07:44] [INFO ] Load time of PNML (sax parser for PT used): 272 ms
[2025-05-29 18:07:44] [INFO ] Transformed 379 places.
[2025-05-29 18:07:44] [INFO ] Transformed 685 transitions.
[2025-05-29 18:07:44] [INFO ] Found NUPN structural information;
[2025-05-29 18:07:44] [INFO ] Completing missing partition info from NUPN : creating a component with [pred_on_table_0, pred_arm_empty_0, pred_on_table_1, pred_on_table_2, pred_on_table_3, pred_on_table_4, pred_on_table_5, pred_on_table_6, pred_on_table_7, pred_on_table_8, pred_on_table_9, pred_on_table_10, pred_on_table_11, pred_on_table_12, pred_on_table_13, pred_on_table_14, pred_on_table_15, pred_on_table_16, pred_on_table_17]
[2025-05-29 18:07:44] [INFO ] Parsed PT model containing 379 places and 685 transitions and 3412 arcs in 502 ms.
Discarding 18 transitions out of 685. Remains 667
Built sparse matrix representations for Structural reductions in 17 ms.13185KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 379/379 places, 685/685 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 195 ms. Remains 379 /379 variables (removed 0) and now considering 685/685 (removed 0) transitions.
Finished structural reductions in DEADLOCK mode , in 1 iterations and 221 ms. Remains : 379/379 places, 685/685 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 379/379 places, 685/685 transitions.
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 0 rules in 88 ms. Remains 379 /379 variables (removed 0) and now considering 685/685 (removed 0) transitions.
// Phase 1: matrix 685 rows 379 cols
[2025-05-29 18:07:45] [INFO ] Computed 37 invariants in 50 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:07:45] [INFO ] Implicit Places using invariants in 562 ms returned []
[2025-05-29 18:07:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:07:46] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-05-29 18:07:46] [INFO ] Implicit Places using invariants and state equation in 858 ms returned []
Implicit Place search using SMT with State Equation took 1486 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-05-29 18:07:46] [INFO ] Redundant transitions in 82 ms returned []
Running 680 sub problems to find dead transitions.
[2025-05-29 18:07:47] [INFO ] Invariant cache hit.
[2025-05-29 18:07:47] [INFO ] State equation strengthened by 27 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Problem TDEAD1 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD628 is UNSAT
Problem TDEAD642 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD664 is UNSAT
Problem TDEAD672 is UNSAT
Problem TDEAD682 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/374 variables, 27/27 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:07:57] [INFO ] Deduced a trap composed of 19 places in 188 ms of which 71 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/374 variables, 1/28 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:07] [INFO ] Deduced a trap composed of 36 places in 158 ms of which 15 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/374 variables, 1/29 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Real declared 374/1064 variables, and 29 constraints, problems are : Problem set: 26 solved, 654 unsolved in 30067 ms.
Refiners :[Positive P Invariants (semi-flows): 27/37 constraints, State Equation: 0/379 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 667/343 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 26 solved, 654 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/361 variables, 6/6 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/361 variables, 2/8 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/361 variables, 0/8 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Problem TDEAD93 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD594 is UNSAT
Problem TDEAD678 is UNSAT
At refinement iteration 3 (OVERLAPS) 18/379 variables, 31/39 constraints. Problems are: Problem set: 36 solved, 644 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:08:35] [INFO ] Deduced a trap composed of 20 places in 75 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 1/40 constraints. Problems are: Problem set: 36 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 379/1064 variables, and 40 constraints, problems are : Problem set: 36 solved, 644 unsolved in 30041 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 0/379 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 324/343 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 62019ms problems are : Problem set: 36 solved, 644 unsolved
Search for dead transitions found 36 dead transitions in 62385ms
Found 36 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 36 transitions
Dead transitions reduction (with SMT) removed 36 transitions
Starting structural reductions in DEADLOCK mode, iteration 1 : 379/379 places, 649/685 transitions.
Computed a total of 18 stabilizing places and 0 stable transitions
Graph (complete) has 1870 edges and 379 vertex of which 361 are kept as prefixes of interest. Removing 18 places using SCC suffix rule.9 ms
Discarding 18 places :
Also discarding 0 output transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Computed a total of 0 stabilizing places and 0 stable transitions
Applied a total of 1 rules in 67 ms. Remains 361 /379 variables (removed 18) and now considering 649/649 (removed 0) transitions.
// Phase 1: matrix 649 rows 361 cols
[2025-05-29 18:08:49] [INFO ] Computed 37 invariants in 11 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:08:49] [INFO ] Implicit Places using invariants in 176 ms returned []
[2025-05-29 18:08:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:08:49] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-29 18:08:49] [INFO ] Implicit Places using invariants and state equation in 508 ms returned []
Implicit Place search using SMT with State Equation took 687 ms to find 0 implicit places.
Starting structural reductions in DEADLOCK mode, iteration 2 : 361/379 places, 649/685 transitions.
Finished structural reductions in DEADLOCK mode , in 2 iterations and 64848 ms. Remains : 361/379 places, 649/685 transitions.
Random walk for 1250000 steps, including 0 resets, run took 18573 ms (no deadlock found). (steps per millisecond=67 )
Random directed walk for 1250000 steps, including 0 resets, run took 12476 ms (no deadlock found). (steps per millisecond=100 )
[2025-05-29 18:09:20] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-05-29 18:09:21] [INFO ] [Real]Absence check using 37 positive place invariants in 150 ms returned sat
[2025-05-29 18:09:22] [INFO ] [Real]Absence check using state equation in 1294 ms returned sat
[2025-05-29 18:09:22] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-05-29 18:09:23] [INFO ] [Nat]Absence check using 37 positive place invariants in 132 ms returned sat
[2025-05-29 18:09:25] [INFO ] [Nat]Absence check using state equation in 2747 ms returned sat
[2025-05-29 18:09:25] [INFO ] State equation strengthened by 1 read => feed constraints.
[2025-05-29 18:09:25] [INFO ] [Nat]Added 1 Read/Feed constraints in 30 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:26] [INFO ] Deduced a trap composed of 36 places in 563 ms of which 57 ms to minimize.
[2025-05-29 18:09:26] [INFO ] Trap strengthening procedure managed to obtain unsat after adding 1 trap constraints in 610 ms
Starting structural reductions in LIVENESS mode, iteration 0 : 379/379 places, 685/685 transitions.
Applied a total of 0 rules in 14 ms. Remains 379 /379 variables (removed 0) and now considering 685/685 (removed 0) transitions.
// Phase 1: matrix 685 rows 379 cols
[2025-05-29 18:09:26] [INFO ] Computed 37 invariants in 7 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:27] [INFO ] Implicit Places using invariants in 802 ms returned []
[2025-05-29 18:09:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-05-29 18:09:27] [INFO ] State equation strengthened by 27 read => feed constraints.
[2025-05-29 18:09:28] [INFO ] Implicit Places using invariants and state equation in 1510 ms returned []
Implicit Place search using SMT with State Equation took 2315 ms to find 0 implicit places.
Running 680 sub problems to find dead transitions.
[2025-05-29 18:09:28] [INFO ] Invariant cache hit.
[2025-05-29 18:09:28] [INFO ] State equation strengthened by 27 read => feed constraints.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
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Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Excessive predecessor constraint size, skipping predecessor.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
Problem TDEAD1 is UNSAT
Problem TDEAD19 is UNSAT
Problem TDEAD55 is UNSAT
Problem TDEAD74 is UNSAT
Problem TDEAD112 is UNSAT
Problem TDEAD131 is UNSAT
Problem TDEAD150 is UNSAT
Problem TDEAD226 is UNSAT
Problem TDEAD245 is UNSAT
Problem TDEAD264 is UNSAT
Problem TDEAD283 is UNSAT
Problem TDEAD302 is UNSAT
Problem TDEAD321 is UNSAT
Problem TDEAD359 is UNSAT
Problem TDEAD378 is UNSAT
Problem TDEAD412 is UNSAT
Problem TDEAD474 is UNSAT
Problem TDEAD502 is UNSAT
Problem TDEAD528 is UNSAT
Problem TDEAD612 is UNSAT
Problem TDEAD628 is UNSAT
Problem TDEAD642 is UNSAT
Problem TDEAD654 is UNSAT
Problem TDEAD664 is UNSAT
Problem TDEAD672 is UNSAT
Problem TDEAD682 is UNSAT
At refinement iteration 0 (INCLUDED_ONLY) 0/374 variables, 27/27 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:38] [INFO ] Deduced a trap composed of 19 places in 72 ms of which 4 ms to minimize.
At refinement iteration 1 (INCLUDED_ONLY) 0/374 variables, 1/28 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:09:47] [INFO ] Deduced a trap composed of 36 places in 153 ms of which 17 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/374 variables, 1/29 constraints. Problems are: Problem set: 26 solved, 654 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 Real declared 374/1064 variables, and 29 constraints, problems are : Problem set: 26 solved, 654 unsolved in 30027 ms.
Refiners :[Positive P Invariants (semi-flows): 27/37 constraints, State Equation: 0/379 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 667/343 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 26 solved, 654 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/361 variables, 6/6 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/361 variables, 2/8 constraints. Problems are: Problem set: 26 solved, 654 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/361 variables, 0/8 constraints. Problems are: Problem set: 26 solved, 654 unsolved
Problem TDEAD93 is UNSAT
Problem TDEAD169 is UNSAT
Problem TDEAD188 is UNSAT
Problem TDEAD207 is UNSAT
Problem TDEAD340 is UNSAT
Problem TDEAD444 is UNSAT
Problem TDEAD552 is UNSAT
Problem TDEAD574 is UNSAT
Problem TDEAD594 is UNSAT
Problem TDEAD678 is UNSAT
At refinement iteration 3 (OVERLAPS) 18/379 variables, 31/39 constraints. Problems are: Problem set: 36 solved, 644 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-05-29 18:10:12] [INFO ] Deduced a trap composed of 20 places in 43 ms of which 2 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/379 variables, 1/40 constraints. Problems are: Problem set: 36 solved, 644 unsolved
Solver is answering 'unknown', stopping.
After SMT solving in domain Int declared 379/1064 variables, and 40 constraints, problems are : Problem set: 36 solved, 644 unsolved in 30030 ms.
Refiners :[Positive P Invariants (semi-flows): 37/37 constraints, State Equation: 0/379 constraints, ReadFeed: 0/27 constraints, PredecessorRefiner: 324/343 constraints, Known Traps: 3/3 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 61289ms problems are : Problem set: 36 solved, 644 unsolved
Search for dead transitions found 36 dead transitions in 61295ms
Found 36 dead transitions using SMT.
FORMULA Liveness FALSE TECHNIQUES QUASILIVENESS_TEST
Total runtime 166171 ms.

BK_STOP 1748542230223

--------------------
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
+ [[ Liveness = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution Liveness -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 Liveness -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="BlocksWorld-PT-03"
export BK_EXAMINATION="Liveness"
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 BlocksWorld-PT-03, examination is Liveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r021-smll-174853770000014"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/BlocksWorld-PT-03.tgz
mv BlocksWorld-PT-03 execution
cd execution
if [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "UpperBounds" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] || [ "Liveness" = "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 [ "Liveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "Liveness" != "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 "Liveness.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 '' Liveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "Liveness" = "ReachabilityDeadlock" ] || [ "Liveness" = "QuasiLiveness" ] || [ "Liveness" = "StableMarking" ] || [ "Liveness" = "Liveness" ] || [ "Liveness" = "OneSafe" ] ; then
echo "FORMULA_NAME Liveness"
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 ;