Execution Chart

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

Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r212-tall-174901994200353.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 SieveSingleMsgMbox-PT-d0m04, examination is CTLCardinality
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r212-tall-174901994200353
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 468K
-rw-r--r-- 1 mcc users 5.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 47K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 5.6K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 52K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 26K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 18K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 13K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 143K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 6.1K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 46K May 29 14:47 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.8K May 29 14:47 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.8K May 29 14:47 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 May 29 14:33 equiv_col
-rw-r--r-- 1 mcc users 6 May 29 14:33 instance
-rw-r--r-- 1 mcc users 6 May 29 14:33 iscolored
-rw-r--r-- 1 mcc users 57K May 29 14:33 model.pnml

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

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

The expected result is a vector of booleans
BOOL_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-12
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-13
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-14
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-15
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-00
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-01
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-02
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-03
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-04
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-05
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-06
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-07
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-08
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-09
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-10
FORMULA_NAME SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-11

=== Now, execution of the tool begins

BK_START 1749146788703

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=CTLCardinality
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=SieveSingleMsgMbox-PT-d0m04
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
CTLCardinality PT
Running Version 202505121319
[2025-06-05 18:06:29] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, CTLCardinality, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-05 18:06:29] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-05 18:06:30] [INFO ] Load time of PNML (sax parser for PT used): 64 ms
[2025-06-05 18:06:30] [INFO ] Transformed 262 places.
[2025-06-05 18:06:30] [INFO ] Transformed 73 transitions.
[2025-06-05 18:06:30] [INFO ] Parsed PT model containing 262 places and 73 transitions and 292 arcs in 148 ms.
Parsed 16 properties from file /home/mcc/execution/CTLCardinality.xml in 11 ms.
Deduced a syphon composed of 190 places in 1 ms
Reduce places removed 190 places and 0 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-00 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-03 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-06 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-13 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Support contains 12 out of 72 places. Attempting structural reductions.
Starting structural reductions in LTL mode, iteration 0 : 72/72 places, 73/73 transitions.
Reduce places removed 2 places and 0 transitions.
Iterating post reduction 0 with 2 rules applied. Total rules applied 2 place count 70 transition count 73
Discarding 7 places :
Symmetric choice reduction at 1 with 7 rule applications. Total rules 9 place count 63 transition count 66
Iterating global reduction 1 with 7 rules applied. Total rules applied 16 place count 63 transition count 66
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 17 place count 62 transition count 65
Iterating global reduction 1 with 1 rules applied. Total rules applied 18 place count 62 transition count 65
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 19 place count 61 transition count 64
Iterating global reduction 1 with 1 rules applied. Total rules applied 20 place count 61 transition count 64
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 1 with 1 rules applied. Total rules applied 21 place count 61 transition count 63
Applied a total of 21 rules in 27 ms. Remains 61 /72 variables (removed 11) and now considering 63/73 (removed 10) transitions.
// Phase 1: matrix 63 rows 61 cols
[2025-06-05 18:06:30] [INFO ] Computed 5 invariants in 10 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:30] [INFO ] Implicit Places using invariants in 190 ms returned []
[2025-06-05 18:06:30] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:30] [INFO ] State equation strengthened by 26 read => feed constraints.
[2025-06-05 18:06:30] [INFO ] Implicit Places using invariants and state equation in 145 ms returned []
Implicit Place search using SMT with State Equation took 364 ms to find 0 implicit places.
Running 62 sub problems to find dead transitions.
[2025-06-05 18:06:30] [INFO ] Invariant cache hit.
[2025-06-05 18:06:30] [INFO ] State equation strengthened by 26 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/60 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/60 variables, 3/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/60 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 3 (OVERLAPS) 1/61 variables, 1/5 constraints. Problems are: Problem set: 0 solved, 62 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 11 places in 69 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 11 places in 47 ms of which 6 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 19 places in 40 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 19 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 19 places in 35 ms of which 2 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 19 places in 29 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:31] [INFO ] Deduced a trap composed of 19 places in 33 ms of which 3 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/61 variables, 7/12 constraints. Problems are: Problem set: 0 solved, 62 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/61 variables, 0/12 constraints. Problems are: Problem set: 0 solved, 62 unsolved
Problem TDEAD45 is UNSAT
Problem TDEAD46 is UNSAT
Problem TDEAD59 is UNSAT
Problem TDEAD61 is UNSAT
Problem TDEAD62 is UNSAT
At refinement iteration 6 (OVERLAPS) 63/124 variables, 61/73 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/124 variables, 26/99 constraints. Problems are: Problem set: 5 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:32] [INFO ] Deduced a trap composed of 27 places in 32 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:32] [INFO ] Deduced a trap composed of 20 places in 44 ms of which 5 ms to minimize.
At refinement iteration 8 (INCLUDED_ONLY) 0/124 variables, 2/101 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/124 variables, 0/101 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 10 (OVERLAPS) 0/124 variables, 0/101 constraints. Problems are: Problem set: 5 solved, 57 unsolved
No progress, stopping.
After SMT solving in domain Real declared 124/124 variables, and 101 constraints, problems are : Problem set: 5 solved, 57 unsolved in 3829 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 61/61 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 62/62 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 5 solved, 57 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/53 variables, 1/1 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/53 variables, 2/3 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/53 variables, 2/5 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/53 variables, 0/5 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 4 (OVERLAPS) 1/54 variables, 1/6 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/54 variables, 0/6 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 6 (OVERLAPS) 4/58 variables, 1/7 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/58 variables, 5/12 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/58 variables, 0/12 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 9 (OVERLAPS) 63/121 variables, 58/70 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 10 (INCLUDED_ONLY) 0/121 variables, 26/96 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 11 (INCLUDED_ONLY) 0/121 variables, 9/105 constraints. Problems are: Problem set: 5 solved, 57 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:34] [INFO ] Deduced a trap along path composed of 4 places in 39 ms of which 8 ms to minimize.
At refinement iteration 12 (INCLUDED_ONLY) 0/121 variables, 1/106 constraints. Problems are: Problem set: 5 solved, 57 unsolved
At refinement iteration 13 (INCLUDED_ONLY) 0/121 variables, 0/106 constraints. Problems are: Problem set: 5 solved, 57 unsolved
Problem TDEAD57 is UNSAT
At refinement iteration 14 (OVERLAPS) 3/124 variables, 3/109 constraints. Problems are: Problem set: 6 solved, 56 unsolved
Problem TDEAD58 is UNSAT
Problem TDEAD60 is UNSAT
At refinement iteration 15 (INCLUDED_ONLY) 0/124 variables, 48/157 constraints. Problems are: Problem set: 8 solved, 54 unsolved
At refinement iteration 16 (INCLUDED_ONLY) 0/124 variables, 2/159 constraints. Problems are: Problem set: 8 solved, 54 unsolved
At refinement iteration 17 (INCLUDED_ONLY) 0/124 variables, 0/159 constraints. Problems are: Problem set: 8 solved, 54 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:39] [INFO ] Deduced a trap along path composed of 9 places in 23 ms of which 1 ms to minimize.
At refinement iteration 18 (OVERLAPS) 0/124 variables, 1/160 constraints. Problems are: Problem set: 8 solved, 54 unsolved
At refinement iteration 19 (INCLUDED_ONLY) 0/124 variables, 0/160 constraints. Problems are: Problem set: 8 solved, 54 unsolved
At refinement iteration 20 (OVERLAPS) 0/124 variables, 0/160 constraints. Problems are: Problem set: 8 solved, 54 unsolved
No progress, stopping.
After SMT solving in domain Int declared 124/124 variables, and 160 constraints, problems are : Problem set: 8 solved, 54 unsolved in 12377 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 3/3 constraints, State Equation: 61/61 constraints, ReadFeed: 26/26 constraints, PredecessorRefiner: 57/62 constraints, Known Traps: 9/9 constraints, Known Traps Along Path: 2/2 constraints]
After SMT, in 16283ms problems are : Problem set: 8 solved, 54 unsolved
Search for dead transitions found 8 dead transitions in 16299ms
Found 8 dead transitions using SMT.
Drop transitions (Dead Transitions using SMT only with invariants) removed 8 transitions
Dead transitions reduction (with SMT) removed 8 transitions
Starting structural reductions in LTL mode, iteration 1 : 61/72 places, 55/73 transitions.
Reduce places removed 8 places and 8 transitions.
Iterating post reduction 0 with 8 rules applied. Total rules applied 8 place count 53 transition count 47
Reduce places removed 5 places and 5 transitions.
Iterating post reduction 1 with 5 rules applied. Total rules applied 13 place count 48 transition count 42
Reduce places removed 1 places and 1 transitions.
Iterating post reduction 2 with 1 rules applied. Total rules applied 14 place count 47 transition count 41
Reduce places removed 1 places and 0 transitions.
Iterating post reduction 3 with 1 rules applied. Total rules applied 15 place count 46 transition count 41
Deduced a syphon composed of 3 places in 0 ms
Applied a total of 15 rules in 3 ms. Remains 46 /61 variables (removed 15) and now considering 41/55 (removed 14) transitions.
// Phase 1: matrix 41 rows 46 cols
[2025-06-05 18:06:46] [INFO ] Computed 6 invariants in 2 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:46] [INFO ] Implicit Places using invariants in 39 ms returned []
[2025-06-05 18:06:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:46] [INFO ] State equation strengthened by 16 read => feed constraints.
[2025-06-05 18:06:46] [INFO ] Implicit Places using invariants and state equation in 63 ms returned []
Implicit Place search using SMT with State Equation took 104 ms to find 0 implicit places.
Starting structural reductions in LTL mode, iteration 2 : 46/72 places, 41/73 transitions.
Finished structural reductions in LTL mode , in 2 iterations and 16816 ms. Remains : 46/72 places, 41/73 transitions.
Deduced a syphon composed of 3 places in 1 ms
Reduce places removed 3 places and 0 transitions.
Support contains 6 out of 43 places after structural reductions.
[2025-06-05 18:06:47] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2025-06-05 18:06:47] [INFO ] Flatten gal took : 19 ms
[2025-06-05 18:06:47] [INFO ] Initial state reduction rules for CTL removed 1 formulas.
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-15 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-10 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-01 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-05 18:06:47] [INFO ] Flatten gal took : 7 ms
[2025-06-05 18:06:47] [INFO ] Input system was already deterministic with 41 transitions.
Support contains 4 out of 43 places (down from 6) after GAL structural reductions.
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-07 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-14 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
RANDOM walk for 40000 steps (8882 resets) in 883 ms. (45 steps per ms) remains 3/4 properties
BEST_FIRST walk for 40003 steps (4026 resets) in 391 ms. (102 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40002 steps (3936 resets) in 238 ms. (167 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40000 steps (8000 resets) in 225 ms. (176 steps per ms) remains 3/3 properties
// Phase 1: matrix 41 rows 43 cols
[2025-06-05 18:06:47] [INFO ] Computed 3 invariants in 1 ms
[2025-06-05 18:06:47] [INFO ] State equation strengthened by 16 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Problem AtomicPropp0 is UNSAT
Problem AtomicPropp3 is UNSAT
At refinement iteration 1 (OVERLAPS) 30/34 variables, 3/3 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/34 variables, 0/3 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 35/69 variables, 34/37 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:47] [INFO ] Deduced a trap along path composed of 4 places in 18 ms of which 1 ms to minimize.
At refinement iteration 4 (INCLUDED_ONLY) 0/69 variables, 1/38 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/69 variables, 0/38 constraints. Problems are: Problem set: 2 solved, 1 unsolved
All remaining problems are real, not stopping.
At refinement iteration 6 (OVERLAPS) 9/78 variables, 5/43 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/78 variables, 14/57 constraints. Problems are: Problem set: 2 solved, 1 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/78 variables, 0/57 constraints. Problems are: Problem set: 2 solved, 1 unsolved
Problem AtomicPropp1 is UNSAT
After SMT solving in domain Real declared 84/84 variables, and 61 constraints, problems are : Problem set: 3 solved, 0 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 43/43 constraints, ReadFeed: 14/16 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 82ms problems are : Problem set: 3 solved, 0 unsolved
Skipping Parikh replay, no witness traces provided.
Successfully simplified 3 atomic propositions for a total of 3 simplifications.
[2025-06-05 18:06:47] [INFO ] Initial state reduction rules for CTL removed 2 formulas.
[2025-06-05 18:06:47] [INFO ] Flatten gal took : 5 ms
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-04 FALSE TECHNIQUES TOPOLOGICAL INITIAL_STATE
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-02 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
[2025-06-05 18:06:47] [INFO ] Flatten gal took : 4 ms
[2025-06-05 18:06:47] [INFO ] Input system was already deterministic with 41 transitions.
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-08 TRUE TECHNIQUES TOPOLOGICAL INITIAL_STATE
Computed a total of 8 stabilizing places and 12 stable transitions
Graph (complete) has 122 edges and 43 vertex of which 41 are kept as prefixes of interest. Removing 2 places using SCC suffix rule.2 ms
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 41/41 transitions.
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 40
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 40 transition count 39
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 40 transition count 39
Applied a total of 5 rules in 3 ms. Remains 40 /43 variables (removed 3) and now considering 39/41 (removed 2) transitions.
// Phase 1: matrix 39 rows 40 cols
[2025-06-05 18:06:47] [INFO ] Computed 3 invariants in 1 ms
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:47] [INFO ] Implicit Places using invariants in 38 ms returned []
[2025-06-05 18:06:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:47] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-05 18:06:47] [INFO ] Implicit Places using invariants and state equation in 61 ms returned []
Implicit Place search using SMT with State Equation took 102 ms to find 0 implicit places.
Running 38 sub problems to find dead transitions.
[2025-06-05 18:06:47] [INFO ] Invariant cache hit.
[2025-06-05 18:06:47] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 39/79 variables, 40/43 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 15/58 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:48] [INFO ] Deduced a trap composed of 9 places in 30 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:48] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:48] [INFO ] Deduced a trap along path composed of 3 places in 26 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 61 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1507 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (OVERLAPS) 39/79 variables, 40/45 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 15/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 38/98 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 99 constraints, problems are : Problem set: 0 solved, 38 unsolved in 2543 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 4064ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 4064ms
Starting structural reductions in LTL mode, iteration 1 : 40/43 places, 39/41 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4171 ms. Remains : 40/43 places, 39/41 transitions.
[2025-06-05 18:06:51] [INFO ] Flatten gal took : 5 ms
[2025-06-05 18:06:51] [INFO ] Flatten gal took : 7 ms
[2025-06-05 18:06:51] [INFO ] Input system was already deterministic with 39 transitions.
[2025-06-05 18:06:52] [INFO ] Flatten gal took : 3 ms
[2025-06-05 18:06:52] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:06:52] [INFO ] Time to serialize gal into /tmp/CTLCardinality16646797348101597661.gal : 1 ms
[2025-06-05 18:06:52] [INFO ] Time to serialize properties into /tmp/CTLCardinality7962310182982273544.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/CTLCardinality16646797348101597661.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality7962310182982273544.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,565,0.025319,4456,2,492,5,2635,6,0,201,1835,0


Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,0.025789,4456,1,0,6,2635,7,1,271,1835,1
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-05 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

ITS tools runner thread asked to quit. Dying gracefully.
Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 41/41 transitions.
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 40
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 40 transition count 39
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 40 transition count 39
Applied a total of 5 rules in 2 ms. Remains 40 /43 variables (removed 3) and now considering 39/41 (removed 2) transitions.
[2025-06-05 18:06:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:52] [INFO ] Implicit Places using invariants in 54 ms returned []
[2025-06-05 18:06:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:52] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-05 18:06:52] [INFO ] Implicit Places using invariants and state equation in 64 ms returned []
Implicit Place search using SMT with State Equation took 119 ms to find 0 implicit places.
Running 38 sub problems to find dead transitions.
[2025-06-05 18:06:52] [INFO ] Invariant cache hit.
[2025-06-05 18:06:52] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 39/79 variables, 40/43 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 15/58 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:52] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 4 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:52] [INFO ] Deduced a trap composed of 9 places in 31 ms of which 4 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:52] [INFO ] Deduced a trap along path composed of 3 places in 27 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 61 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1469 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (OVERLAPS) 39/79 variables, 40/45 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 15/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 38/98 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 99 constraints, problems are : Problem set: 0 solved, 38 unsolved in 2494 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3973ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 3974ms
Starting structural reductions in LTL mode, iteration 1 : 40/43 places, 39/41 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 4096 ms. Remains : 40/43 places, 39/41 transitions.
[2025-06-05 18:06:56] [INFO ] Flatten gal took : 7 ms
[2025-06-05 18:06:56] [INFO ] Flatten gal took : 3 ms
[2025-06-05 18:06:56] [INFO ] Input system was already deterministic with 39 transitions.
[2025-06-05 18:06:56] [INFO ] Flatten gal took : 7 ms
[2025-06-05 18:06:56] [INFO ] Flatten gal took : 3 ms
[2025-06-05 18:06:56] [INFO ] Time to serialize gal into /tmp/CTLCardinality9704299583553936840.gal : 1 ms
[2025-06-05 18:06:56] [INFO ] Time to serialize properties into /tmp/CTLCardinality2921549749204134077.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/CTLCardinality9704299583553936840.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality2921549749204134077.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,565,0.015242,4496,2,492,5,2635,6,0,201,1835,0


Converting to forward existential form...Done !
original formula: AX(FALSE)
=> equivalent forward existential formula: [(EY(Init) * !(FALSE))] = FALSE
(forward)formula 0,0,0.015659,4496,1,0,6,2635,7,1,271,1835,1
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-09 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 41/41 transitions.
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 40
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 40 transition count 39
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 40 transition count 39
Applied a total of 5 rules in 2 ms. Remains 40 /43 variables (removed 3) and now considering 39/41 (removed 2) transitions.
[2025-06-05 18:06:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:56] [INFO ] Implicit Places using invariants in 31 ms returned []
[2025-06-05 18:06:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:06:56] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-05 18:06:56] [INFO ] Implicit Places using invariants and state equation in 52 ms returned []
Implicit Place search using SMT with State Equation took 84 ms to find 0 implicit places.
Running 38 sub problems to find dead transitions.
[2025-06-05 18:06:56] [INFO ] Invariant cache hit.
[2025-06-05 18:06:56] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 39/79 variables, 40/43 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 15/58 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:56] [INFO ] Deduced a trap composed of 9 places in 34 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:56] [INFO ] Deduced a trap composed of 9 places in 27 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:06:56] [INFO ] Deduced a trap along path composed of 3 places in 24 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 61 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1276 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (OVERLAPS) 39/79 variables, 40/45 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 15/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 38/98 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 99 constraints, problems are : Problem set: 0 solved, 38 unsolved in 2504 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3789ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 3789ms
Starting structural reductions in LTL mode, iteration 1 : 40/43 places, 39/41 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3878 ms. Remains : 40/43 places, 39/41 transitions.
[2025-06-05 18:07:00] [INFO ] Flatten gal took : 7 ms
[2025-06-05 18:07:00] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:07:00] [INFO ] Input system was already deterministic with 39 transitions.
[2025-06-05 18:07:00] [INFO ] Flatten gal took : 3 ms
[2025-06-05 18:07:00] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:07:00] [INFO ] Time to serialize gal into /tmp/CTLCardinality8477188677807425235.gal : 1 ms
[2025-06-05 18:07:00] [INFO ] Time to serialize properties into /tmp/CTLCardinality18420298902594493371.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/CTLCardinality8477188677807425235.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality18420298902594493371.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,565,0.015356,4496,2,492,5,2635,6,0,201,1835,0


Converting to forward existential form...Done !
original formula: EX(EG(EF((l1<=0))))
=> equivalent forward existential formula: [FwdG(EY(Init),E(TRUE U (l1<=0)))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t15, t22, t26, t28, t30, t31, t32, t33, t34, t36, t37, Intersection with reachable at ea...219
(forward)formula 0,1,0.107178,9232,1,0,233,22607,104,119,1295,26858,206
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2025-11 TRUE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is TRUE !

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

Starting structural reductions in LTL mode, iteration 0 : 43/43 places, 41/41 transitions.
Reduce places removed 2 places and 0 transitions.
Ensure Unique test removed 1 transitions
Reduce isomorphic transitions removed 1 transitions.
Iterating post reduction 0 with 3 rules applied. Total rules applied 3 place count 41 transition count 40
Discarding 1 places :
Symmetric choice reduction at 1 with 1 rule applications. Total rules 4 place count 40 transition count 39
Iterating global reduction 1 with 1 rules applied. Total rules applied 5 place count 40 transition count 39
Applied a total of 5 rules in 2 ms. Remains 40 /43 variables (removed 3) and now considering 39/41 (removed 2) transitions.
[2025-06-05 18:07:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:00] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-05 18:07:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-05 18:07:00] [INFO ] State equation strengthened by 15 read => feed constraints.
[2025-06-05 18:07:00] [INFO ] Implicit Places using invariants and state equation in 55 ms returned []
Implicit Place search using SMT with State Equation took 87 ms to find 0 implicit places.
Running 38 sub problems to find dead transitions.
[2025-06-05 18:07:00] [INFO ] Invariant cache hit.
[2025-06-05 18:07:00] [INFO ] State equation strengthened by 15 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (OVERLAPS) 39/79 variables, 40/43 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/79 variables, 15/58 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:07:00] [INFO ] Deduced a trap composed of 9 places in 36 ms of which 3 ms to minimize.
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:07:00] [INFO ] Deduced a trap composed of 9 places in 29 ms of which 3 ms to minimize.
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 2/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-05 18:07:00] [INFO ] Deduced a trap along path composed of 3 places in 20 ms of which 1 ms to minimize.
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 1/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (OVERLAPS) 0/79 variables, 0/61 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Real declared 79/79 variables, and 61 constraints, problems are : Problem set: 0 solved, 38 unsolved in 1404 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
Escalating to Integer solving :Problem set: 0 solved, 38 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/39 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/39 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 2 (OVERLAPS) 1/40 variables, 2/3 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/40 variables, 2/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/40 variables, 0/5 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 5 (OVERLAPS) 39/79 variables, 40/45 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/79 variables, 15/60 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/79 variables, 38/98 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 8 (INCLUDED_ONLY) 0/79 variables, 1/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 9 (INCLUDED_ONLY) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
At refinement iteration 10 (OVERLAPS) 0/79 variables, 0/99 constraints. Problems are: Problem set: 0 solved, 38 unsolved
No progress, stopping.
After SMT solving in domain Int declared 79/79 variables, and 99 constraints, problems are : Problem set: 0 solved, 38 unsolved in 2457 ms.
Refiners :[Positive P Invariants (semi-flows): 3/3 constraints, State Equation: 40/40 constraints, ReadFeed: 15/15 constraints, PredecessorRefiner: 38/38 constraints, Known Traps: 2/2 constraints, Known Traps Along Path: 1/1 constraints]
After SMT, in 3871ms problems are : Problem set: 0 solved, 38 unsolved
Search for dead transitions found 0 dead transitions in 3872ms
Starting structural reductions in LTL mode, iteration 1 : 40/43 places, 39/41 transitions.
Finished structural reductions in LTL mode , in 1 iterations and 3961 ms. Remains : 40/43 places, 39/41 transitions.
[2025-06-05 18:07:04] [INFO ] Flatten gal took : 8 ms
[2025-06-05 18:07:04] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:07:04] [INFO ] Input system was already deterministic with 39 transitions.
[2025-06-05 18:07:04] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:07:04] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:07:04] [INFO ] Time to serialize gal into /tmp/CTLCardinality15548001978906567176.gal : 1 ms
[2025-06-05 18:07:04] [INFO ] Time to serialize properties into /tmp/CTLCardinality7694139115768328158.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/CTLCardinality15548001978906567176.gal' '-t' 'CGAL' '-ctl' '/tmp/CTLCardinality7694139115768328158.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,565,0.023061,4496,2,492,5,2635,6,0,201,1835,0


Converting to forward existential form...Done !
original formula: EG(AX(FALSE))
=> equivalent forward existential formula: [FwdG(Init,!(EX(!(FALSE))))] != FALSE
Reverse transition relation is NOT exact ! Due to transitions t1, t15, t22, t26, t28, t30, t31, t32, t33, t34, t36, t37, Intersection with reachable at ea...219
(forward)formula 0,0,0.081613,7312,1,0,122,14521,98,43,1268,13685,124
FORMULA SieveSingleMsgMbox-PT-d0m04-CTLCardinality-2023-12 FALSE TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
Formula is FALSE !

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

[2025-06-05 18:07:04] [INFO ] Flatten gal took : 2 ms
[2025-06-05 18:07:04] [INFO ] Flatten gal took : 2 ms
Total runtime 34447 ms.

BK_STOP 1749146824350

--------------------
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
+ [[ CTLCardinality = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600
+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
++ perl -pe 's/.*\.//g'
++ sed s/.jar//
++ 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 CTLCardinality -its -ltsmin -greatspnpath /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/ -order META -manyOrder -smt -timeout 3600

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="SieveSingleMsgMbox-PT-d0m04"
export BK_EXAMINATION="CTLCardinality"
export BK_TOOL="itstools"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="3600"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

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

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5832"
echo " Executing tool itstools"
echo " Input is SieveSingleMsgMbox-PT-d0m04, examination is CTLCardinality"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r212-tall-174901994200353"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/SieveSingleMsgMbox-PT-d0m04.tgz
mv SieveSingleMsgMbox-PT-d0m04 execution
cd execution
if [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "UpperBounds" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] || [ "CTLCardinality" = "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 [ "CTLCardinality" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "CTLCardinality" != "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 "CTLCardinality.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 '' CTLCardinality.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "CTLCardinality" = "ReachabilityDeadlock" ] || [ "CTLCardinality" = "QuasiLiveness" ] || [ "CTLCardinality" = "StableMarking" ] || [ "CTLCardinality" = "Liveness" ] || [ "CTLCardinality" = "OneSafe" ] ; then
echo "FORMULA_NAME CTLCardinality"
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 ;