Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r147-tall-174876819900419.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 PGCD-COL-D03N050, examination is Liveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r147-tall-174876819900419
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 500K
-rw-r--r-- 1 mcc users 5.5K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 55K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.5K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 25K 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 21K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 15K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 9.0K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 87K 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 5 May 29 14:32 equiv_pt
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 5 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 11K 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 1748814100882

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=Liveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=PGCD-COL-D03N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is COL
Liveness COL
Running Version 202505121319
[2025-06-01 21:41:42] [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]
[2025-06-01 21:41:42] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-01 21:41:42] [INFO ] Detected file is not PT type :http://www.pnml.org/version-2009/grammar/symmetricnet
log4j:WARN No appenders could be found for logger (org.apache.axiom.locator.DefaultOMMetaFactoryLocator).
log4j:WARN Please initialize the log4j system properly.
log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[2025-06-01 21:41:42] [WARNING] Using fallBack plugin, rng conformance not checked
[2025-06-01 21:41:42] [INFO ] Load time of PNML (colored model parsed with PNMLFW) : 511 ms
[2025-06-01 21:41:42] [INFO ] Imported 3 HL places and 3 HL transitions for a total of 12 PT places and 12.0 transition bindings in 16 ms.
[2025-06-01 21:41:42] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 4 ms.
[2025-06-01 21:41:42] [INFO ] Skeletonized 0 HLPN properties in 0 ms.
[2025-06-01 21:41:42] [INFO ] Unfolded HLPN to a Petri net with 12 places and 12 transitions 56 arcs in 7 ms.
[2025-06-01 21:41:42] [INFO ] Unfolded 0 HLPN properties in 0 ms.
[2025-06-01 21:41:42] [INFO ] Unfolded HLPN to a Petri net with 12 places and 12 transitions 56 arcs in 1 ms.
[2025-06-01 21:41:42] [INFO ] Unfolded 3 HLPN properties in 0 ms.
[2025-06-01 21:41:42] [INFO ] Built PT skeleton of HLPN with 3 places and 3 transitions 14 arcs in 0 ms.
[2025-06-01 21:41:42] [INFO ] Skeletonized 3 HLPN properties in 1 ms.
Computed a total of 0 stabilizing places and 0 stable transitions
Prefix of Interest using HLPN skeleton for deadlock discarded 0 places and 0 transitions.
Arc [1:1*[(MOD (ADD $x 1) 4)]] contains successor/predecessor on variables of sort CD
[2025-06-01 21:41:42] [INFO ] Unfolded HLPN to a Petri net with 12 places and 12 transitions 56 arcs in 7 ms.
[2025-06-01 21:41:42] [INFO ] Unfolded 3 HLPN properties in 0 ms.
Built sparse matrix representations for Structural reductions in 0 ms.13245KB memory used
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 12/12 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 8 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
// Phase 1: matrix 12 rows 12 cols
[2025-06-01 21:41:42] [INFO ] Computed 5 invariants in 8 ms
[2025-06-01 21:41:42] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 237 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 381ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 393ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 435 ms. Remains : 12/12 places, 12/12 transitions.
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 12/12 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 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-01 21:41:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:41:43] [INFO ] Implicit Places using invariants in 22 ms returned []
[2025-06-01 21:41:43] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:41:43] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-01 21:41:43] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 96 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 21:41:43] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-01 21:41:43] [INFO ] Invariant cache hit.
[2025-06-01 21:41:43] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 167ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 168ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 271 ms. Remains : 12/12 places, 12/12 transitions.
Random walk for 1250028 steps, including 0 resets, run took 340 ms (no deadlock found). (steps per millisecond=3676 )
Random directed walk for 1250011 steps, including 0 resets, run took 214 ms (no deadlock found). (steps per millisecond=5841 )
[2025-06-01 21:41:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-01 21:41:44] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2025-06-01 21:41:44] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 4 ms returned sat
[2025-06-01 21:41:44] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-01 21:41:44] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-01 21:41:44] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-01 21:41:44] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 0 ms returned sat
[2025-06-01 21:41:44] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-01 21:41:44] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-01 21:41:44] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-01 21:41:44] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 21:41:44] [INFO ] Added : 2 causal constraints over 1 iterations in 8 ms. Result :sat
Parikh directed walk for 18400 steps, including 173 resets, run took 25 ms. (steps per millisecond=736 )
Random directed walk for 500047 steps, including 0 resets, run took 86 ms (no deadlock found). (steps per millisecond=5814 )
Random walk for 500047 steps, including 0 resets, run took 85 ms (no deadlock found). (steps per millisecond=5882 )
Random directed walk for 500019 steps, including 0 resets, run took 83 ms (no deadlock found). (steps per millisecond=6024 )
Random walk for 500070 steps, including 0 resets, run took 78 ms (no deadlock found). (steps per millisecond=6411 )
Starting structural reductions in DEADLOCK mode, iteration 0 : 12/12 places, 12/12 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 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-01 21:41:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:41:44] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-01 21:41:44] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-01 21:41:44] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-01 21:41:44] [INFO ] Implicit Places using invariants and state equation in 38 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-01 21:41:44] [INFO ] Redundant transitions in 1 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-01 21:41:44] [INFO ] Invariant cache hit.
[2025-06-01 21:41:44] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/24 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 24/24 variables, and 21 constraints, problems are : Problem set: 0 solved, 4 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/8 variables, 3/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/8 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (OVERLAPS) 4/12 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/12 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (OVERLAPS) 12/24 variables, 12/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/24 variables, 4/21 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/24 variables, 4/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 8 (OVERLAPS) 0/24 variables, 0/25 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 24/24 variables, and 25 constraints, problems are : Problem set: 0 solved, 4 unsolved in 137 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 12/12 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 205ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 207ms
Finished structural reductions in DEADLOCK mode , in 1 iterations and 274 ms. Remains : 12/12 places, 12/12 transitions.
Random walk for 1250010 steps, including 0 resets, run took 215 ms (no deadlock found). (steps per millisecond=5814 )
Random directed walk for 1250025 steps, including 0 resets, run took 200 ms (no deadlock found). (steps per millisecond=6250 )
[2025-06-01 21:41:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-01 21:41:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-01 21:41:45] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 21:41:45] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-01 21:41:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 300.0 s and query timeout 30000.0 ms
[2025-06-01 21:41:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-01 21:41:45] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-01 21:41:45] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-01 21:41:45] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-01 21:41:45] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-01 21:41:45] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-01 21:41:45] [INFO ] Added : 2 causal constraints over 1 iterations in 6 ms. Result :sat
Parikh directed walk for 18400 steps, including 189 resets, run took 23 ms. (steps per millisecond=800 )
Random directed walk for 500006 steps, including 0 resets, run took 77 ms (no deadlock found). (steps per millisecond=6493 )
Random walk for 500039 steps, including 0 resets, run took 86 ms (no deadlock found). (steps per millisecond=5814 )
Random directed walk for 500026 steps, including 0 resets, run took 75 ms (no deadlock found). (steps per millisecond=6667 )
Random walk for 500009 steps, including 0 resets, run took 75 ms (no deadlock found). (steps per millisecond=6666 )
[2025-06-01 21:41:45] [INFO ] Flatten gal took : 13 ms
[2025-06-01 21:41:45] [INFO ] Unfolded HLPN to a Petri net with 12 places and 12 transitions 56 arcs in 1 ms.
[2025-06-01 21:41:45] [INFO ] Unfolded 3 HLPN properties in 0 ms.
Initial state reduction rules removed 2 formulas.
[2025-06-01 21:41:45] [INFO ] Flatten gal took : 6 ms
RANDOM walk for 158 steps (0 resets) in 6 ms. (22 steps per ms) remains 0/1 properties
[2025-06-01 21:41:45] [INFO ] Flatten gal took : 4 ms
[2025-06-01 21:41:45] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2362473392145752159.gal : 4 ms
[2025-06-01 21:41:45] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4680640002339673136.prop : 0 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/ReachabilityCardinality2362473392145752159.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4680640002339673136.prop' '--nowitness' '--gen-order' 'FOLLOW'

ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
Able to resolve query QuasiLiveness after proving 3 properties.
Net is quasi-live, checking if it is reversible to establish liveness.
[2025-06-01 21:41:45] [INFO ] Flatten gal took : 3 ms
[2025-06-01 21:41:45] [INFO ] Flatten gal took : 3 ms
[2025-06-01 21:41:45] [INFO ] Time to serialize gal into /tmp/CTLFireability8664879457401798899.gal : 1 ms
[2025-06-01 21:41:45] [INFO ] Time to serialize properties into /tmp/CTLFireability16024327701032609793.ctl : 0 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability8664879457401798899.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability16024327701032609793.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-01 21:41:48] [INFO ] Flatten gal took : 2 ms
[2025-06-01 21:41:48] [INFO ] Applying decomposition
[2025-06-01 21:41:48] [INFO ] Flatten gal took : 2 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph11733242645227642635.txt' '-o' '/tmp/graph11733242645227642635.bin' '-w' '/tmp/graph11733242645227642635.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph11733242645227642635.bin' '-l' '-1' '-v' '-w' '/tmp/graph11733242645227642635.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:41:48] [INFO ] Decomposing Gal with order
[2025-06-01 21:41:48] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 21:41:48] [INFO ] Flatten gal took : 13 ms
[2025-06-01 21:41:48] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 1 ms.
[2025-06-01 21:41:48] [INFO ] Time to serialize gal into /tmp/CTLFireability15506808921173032818.gal : 1 ms
[2025-06-01 21:41:48] [INFO ] Time to serialize properties into /tmp/CTLFireability15186631010327829767.ctl : 0 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability15506808921173032818.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability15186631010327829767.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...264
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-01 21:41:51] [INFO ] Flatten gal took : 3 ms
[2025-06-01 21:41:52] [INFO ] Flatten gal took : 4 ms
[2025-06-01 21:41:52] [INFO ] Time to serialize gal into /tmp/CTLFireability3330280717371099616.gal : 0 ms
[2025-06-01 21:41:52] [INFO ] Time to serialize properties into /tmp/CTLFireability3727374870853855989.ctl : 1 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3330280717371099616.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3727374870853855989.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-01 21:42:22] [INFO ] Flatten gal took : 2 ms
[2025-06-01 21:42:22] [INFO ] Applying decomposition
[2025-06-01 21:42:22] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph14457358047507162311.txt' '-o' '/tmp/graph14457358047507162311.bin' '-w' '/tmp/graph14457358047507162311.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph14457358047507162311.bin' '-l' '-1' '-v' '-w' '/tmp/graph14457358047507162311.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:42:22] [INFO ] Decomposing Gal with order
[2025-06-01 21:42:22] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 21:42:22] [INFO ] Flatten gal took : 2 ms
[2025-06-01 21:42:22] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 21:42:22] [INFO ] Time to serialize gal into /tmp/CTLFireability14906190043792326157.gal : 0 ms
[2025-06-01 21:42:22] [INFO ] Time to serialize properties into /tmp/CTLFireability3904809823069357668.ctl : 0 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability14906190043792326157.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability3904809823069357668.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...263
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Detected timeout of ITS tools.
[2025-06-01 21:42:52] [INFO ] Flatten gal took : 6 ms
[2025-06-01 21:42:52] [INFO ] Flatten gal took : 2 ms
[2025-06-01 21:42:52] [INFO ] Time to serialize gal into /tmp/CTLFireability16599993559123163930.gal : 0 ms
[2025-06-01 21:42:52] [INFO ] Time to serialize properties into /tmp/CTLFireability723679492349156170.ctl : 0 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability16599993559123163930.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability723679492349156170.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...283
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.17215e+11,286.871,2251988,2,65455,5,9.11333e+06,6,0,75,9.3277e+06,0


Converting to forward existential form...Done !
Detected timeout of ITS tools.
[2025-06-01 21:47:52] [INFO ] Flatten gal took : 1 ms
[2025-06-01 21:47:52] [INFO ] Applying decomposition
[2025-06-01 21:47:52] [INFO ] Flatten gal took : 1 ms
Converted graph to binary with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/convert-linux64' '-i' '/tmp/graph3765468626991371598.txt' '-o' '/tmp/graph3765468626991371598.bin' '-w' '/tmp/graph3765468626991371598.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph3765468626991371598.bin' '-l' '-1' '-v' '-w' '/tmp/graph3765468626991371598.weights' '-q' '0' '-e' '0.001'
[2025-06-01 21:47:52] [INFO ] Decomposing Gal with order
[2025-06-01 21:47:52] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-01 21:47:52] [INFO ] Flatten gal took : 3 ms
[2025-06-01 21:47:52] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-01 21:47:52] [INFO ] Time to serialize gal into /tmp/CTLFireability7300240121115461544.gal : 1 ms
[2025-06-01 21:47:52] [INFO ] Time to serialize properties into /tmp/CTLFireability4684252760175287044.ctl : 0 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability7300240121115461544.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability4684252760175287044.ctl'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...262
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.17215e+11,197.869,1089476,1386,10995,735152,143883,32,481403,24,777917,0


Converting to forward existential form...Done !
original formula: AG(EF((((((u2.p0_0==1)&&(u0.p0_1==1))&&((u3.p0_2==1)&&(u1.p0_3==1)))&&(((u2.p1_0==50)&&(u0.p1_1==50))&&((u3.p1_2==50)&&(u1.p1_3==50))))&&...218
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((u2.p0_0==1)&&(u0.p0_1==1))&&((u3.p0_2==1)&&(u1.p0_3==1)))&&(((u2.p1_0==50)&&...278
Reverse transition relation is NOT exact ! Due to transitions u0.Ax1, u1.Ax3, u2.Ax0, u3.Ax2, Intersection with reachable at each step enabled. (destroyed...190
Detected timeout of ITS tools.
[2025-06-01 21:52:52] [INFO ] Flatten gal took : 1 ms
[2025-06-01 21:52:52] [INFO ] Flatten gal took : 4 ms
[2025-06-01 21:52:52] [INFO ] Time to serialize gal into /tmp/CTLFireability3715149503135786924.gal : 1 ms
[2025-06-01 21:52:52] [INFO ] Time to serialize properties into /tmp/CTLFireability13889861936479984816.ctl : 0 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-ctl-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/CTLFireability3715149503135786924.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLFireability13889861936479984816.ctl' '--gen-order' 'FOLLOW'

its-ctl command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-ctl-linux64 --gc-threshold 2000000 --quiet -...284
No direction supplied, using forward translation only.
Parsed 1 CTL formulae.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
reachable,4.17215e+11,283.78,2251556,2,65455,5,9.11333e+06,6,0,75,9.3277e+06,0


Converting to forward existential form...Done !
original formula: AG(EF((((((p0_0==1)&&(p0_1==1))&&((p0_2==1)&&(p0_3==1)))&&(((p1_0==50)&&(p1_1==50))&&((p1_2==50)&&(p1_3==50))))&&(((p2_0==1)&&(p2_1==1))&...182
=> equivalent forward existential formula: [(FwdU(Init,TRUE) * !(E(TRUE U (((((p0_0==1)&&(p0_1==1))&&((p0_2==1)&&(p0_3==1)))&&(((p1_0==50)&&(p1_1==50))&&((...242
Reverse transition relation is NOT exact ! Due to transitions Ax0, Ax1, Ax2, Ax3, Intersection with reachable at each step enabled. (destroyed/reverse/int...178
(forward)formula 0,1,963.23,3413188,1,0,107,1.57264e+07,14,67,2644,1.77333e+07,171
Formula is TRUE !

***************************************

Able to resolve query Liveness after proving 1 properties.
FORMULA Liveness TRUE TECHNIQUES RANDOM_WALK DECISION_DIAGRAMS TOPOLOGICAL QUASI_LIVE_REVERSIBLE INITIAL_STATE
Total runtime 1635005 ms.

BK_STOP 1748815737149

--------------------
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="PGCD-COL-D03N050"
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 PGCD-COL-D03N050, 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 r147-tall-174876819900419"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-COL-D03N050.tgz
mv PGCD-COL-D03N050 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 ;