Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813200725.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2025-input.qcow2 backing_fmt=qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
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=====================================================================
Generated by BenchKit 2-5832
Executing tool itstools
Input is PGCD-PT-D03N050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813200725
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 440K
-rw-r--r-- 1 mcc users 5.7K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 57K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.0K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 58K 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 2.1K 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 12K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 120K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.4K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 75K 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_col
-rw-r--r-- 1 mcc users 8 May 29 14:32 instance
-rw-r--r-- 1 mcc users 6 May 29 14:32 iscolored
-rw-r--r-- 1 mcc users 7.4K 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 positive values
NUM_VECTOR

echo here is the order used to build the result vector(from xml file)
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-00
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-01
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-02
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-03
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-04
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-05
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-06
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-07
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-08
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-09
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-10
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-11
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-12
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-13
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-14
FORMULA_NAME PGCD-PT-D03N050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748978863826

Invoking MCC driver with
BK_TOOL=itstools
BK_EXAMINATION=UpperBounds
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=3600
BK_INPUT=PGCD-PT-D03N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-03 19:27:45] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, UpperBounds, -its, -ltsmin, -greatspnpath, /home/mcc/BenchKit/bin//../itstools/bin//..//greatspn/, -order, META, -manyOrder, -smt, -timeout, 3600]
[2025-06-03 19:27:45] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 19:27:45] [INFO ] Load time of PNML (sax parser for PT used): 30 ms
[2025-06-03 19:27:45] [INFO ] Transformed 12 places.
[2025-06-03 19:27:45] [INFO ] Transformed 12 transitions.
[2025-06-03 19:27:45] [INFO ] Parsed PT model containing 12 places and 12 transitions and 56 arcs in 115 ms.
Parsed 16 properties from file /home/mcc/execution/UpperBounds.xml in 7 ms.
Reduction of identical properties reduced properties to check from 16 to 9
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 1, 50, 1, 50, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 1, 50, 1, 50, 1, 1, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 12 rows 12 cols
[2025-06-03 19:27:45] [INFO ] Computed 5 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 1, 50, 1, 50, 1, 1, 1] Max Struct:[204, 204, 204, 204, 204, 204, 204, 204, 204]
RANDOM walk for 10022 steps (2 resets) in 17 ms. (556 steps per ms)
BEST_FIRST walk for 90005 steps (18 resets) in 86 ms. (1034 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[73, 87, 93, 151, 79, 151, 93, 79, 87] Max Struct:[204, 204, 204, 204, 204, 204, 204, 204, 204]
[2025-06-03 19:27:45] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-03 19:27:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-03 19:27:45] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:27:45] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 19:27:45] [INFO ] Added : 0 causal constraints over 0 iterations in 12 ms. Result :sat
Minimization took 31 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 19:27:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 19:27:45] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 19:27:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using state equation in 13 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2025-06-03 19:27:45] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 19:27:45] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 31 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 19:27:45] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 0 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 19:27:45] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:45] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 19:27:46] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 22 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
[2025-06-03 19:27:46] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 19:27:46] [INFO ] Added : 1 causal constraints over 1 iterations in 14 ms. Result :sat
Minimization took 21 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 0 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2025-06-03 19:27:46] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:27:46] [INFO ] Added : 0 causal constraints over 0 iterations in 7 ms. Result :sat
Minimization took 28 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 19:27:46] [INFO ] Added : 0 causal constraints over 0 iterations in 2 ms. Result :sat
Minimization took 23 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:46] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:46] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2025-06-03 19:27:46] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 19:27:46] [INFO ] Added : 0 causal constraints over 0 iterations in 2 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[73, 87, 93, 151, 79, 151, 93, 79, 87] Max Struct:[204, 204, 204, 204, 204, 204, 204, 204, 204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[201, 201, 201, 197, 201, 197, 201, 201, 201] Max Struct:[204, 204, 204, 204, 204, 204, 204, 204, 204]
Support contains 9 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 7 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-03 19:27:46] [INFO ] Invariant cache hit.
[2025-06-03 19:27:46] [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 82 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 77 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 176ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 182ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 199 ms. Remains : 12/12 places, 12/12 transitions.
[2025-06-03 19:27:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[201, 201, 201, 197, 201, 197, 201, 201, 201] Max Struct:[204, 204, 204, 204, 204, 204, 204, 204, 204]
RANDOM walk for 1000000 steps (2 resets) in 194 ms. (5128 steps per ms)
BEST_FIRST walk for 9000006 steps (18 resets) in 2452 ms. (3668 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[201, 201, 201, 197, 201, 197, 201, 201, 201] Max Struct:[204, 204, 204, 204, 204, 204, 204, 204, 204]
[2025-06-03 19:27:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using state equation in 13 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using state equation in 10 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 2 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using state equation in 8 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:27:49] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:27:49] [INFO ] Deduced a trap composed of 4 places in 37 ms of which 3 ms to minimize.
[2025-06-03 19:27:49] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 45 ms
[2025-06-03 19:27:49] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:27:49] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:49] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-03 19:27:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using state equation in 8 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 0 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:27:50] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using state equation in 5 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 0 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 19:27:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using state equation in 12 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using state equation in 9 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[201, 201, 201, 197, 201, 197, 201, 201, 201] Max Struct:[201, 201, 201, 204, 201, 204, 201, 201, 201]
FORMULA PGCD-PT-D03N050-UpperBounds-15 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-14 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-10 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-11 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-06 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-09 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-12 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-02 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-04 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-01 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-05 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-07 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-13 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D03N050-UpperBounds-00 201 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199, 197] Max Struct:[204, 204]
Support contains 2 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 12/12 transitions.
[2025-06-03 19:27:50] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[199, 197] Max Struct:[204, 204]
RANDOM walk for 1000048 steps (2 resets) in 140 ms. (7092 steps per ms)
BEST_FIRST walk for 2000002 steps (4 resets) in 477 ms. (4184 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[199, 197] Max Struct:[204, 204]
[2025-06-03 19:27:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 3 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 19:27:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:50] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 19:27:50] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:27:50] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:27:51] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 2 ms to minimize.
[2025-06-03 19:27:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 33 ms
[2025-06-03 19:27:51] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:27:51] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 14 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using 2 positive and 3 generalized place invariants in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2025-06-03 19:27:51] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 19:27:51] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 11 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[199, 197] Max Struct:[204, 204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199, 197] Max Struct:[204, 204]
Support contains 2 out of 12 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 12/12 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 12/12 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 12 /12 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:27:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:27:51] [INFO ] Implicit Places using invariants in 29 ms returned [8, 9, 10, 11]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 32 ms to find 4 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 8/12 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 33 ms. Remains : 8/12 places, 12/12 transitions.
// Phase 1: matrix 12 rows 8 cols
[2025-06-03 19:27:51] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[199, 197] Max Struct:[204, 204]
RANDOM walk for 1000004 steps (2 resets) in 114 ms. (8695 steps per ms)
BEST_FIRST walk for 2000002 steps (4 resets) in 368 ms. (5420 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[199, 197] Max Struct:[204, 204]
[2025-06-03 19:27:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 19:27:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:27:51] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:27:51] [INFO ] Deduced a trap composed of 4 places in 27 ms of which 1 ms to minimize.
[2025-06-03 19:27:51] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 34 ms
[2025-06-03 19:27:51] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 19:27:51] [INFO ] Added : 2 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:51] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:27:51] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:27:51] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:27:51] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 8 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[199, 197] Max Struct:[204, 204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199, 197] Max Struct:[204, 204]
Support contains 2 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:27:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:27:51] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-03 19:27:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:27:51] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:27:51] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 44 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:27:51] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:27:51] [INFO ] Invariant cache hit.
[2025-06-03 19:27:51] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 97ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 146 ms. Remains : 8/8 places, 12/12 transitions.
RANDOM walk for 40097 steps (8 resets) in 143 ms. (278 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 189 ms. (210 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 172 ms. (231 steps per ms) remains 4/4 properties
BEST_FIRST walk for 40003 steps (8 resets) in 163 ms. (243 steps per ms) remains 4/4 properties
[2025-06-03 19:27:52] [INFO ] Flatten gal took : 19 ms
[2025-06-03 19:27:52] [INFO ] Flatten gal took : 7 ms
BEST_FIRST walk for 40003 steps (8 resets) in 128 ms. (310 steps per ms) remains 4/4 properties
[2025-06-03 19:27:52] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality18431648714504775517.gal : 4 ms
[2025-06-03 19:27:52] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14634237028329178018.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality18431648714504775517.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14634237028329178018.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...330
Loading property file /tmp/ReachabilityCardinality14634237028329178018.prop.
SDD proceeding with computation,4 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,4 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,4 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,4 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,4 properties remain. new max is 64
SDD size :36 after 9957
SDD proceeding with computation,4 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,4 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
SDD proceeding with computation,4 properties remain. new max is 512
SDD size :1.00836e+09 after 1.01532e+09
SDD proceeding with computation,4 properties remain. new max is 1024
SDD size :2.47892e+09 after 2.49454e+09
SDD proceeding with computation,4 properties remain. new max is 2048
SDD size :4.57255e+09 after 4.58937e+09
Interrupted probabilistic random walk after 548091 steps, run timeout after 3001 ms. (steps per millisecond=182 ) properties seen :0 out of 4
Probabilistic random walk after 548091 steps, saw 307127 distinct states, run finished after 3014 ms. (steps per millisecond=181 ) properties seen :0
[2025-06-03 19:27:55] [INFO ] Invariant cache hit.
[2025-06-03 19:27:55] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:27:55] [INFO ] Deduced a trap composed of 4 places in 30 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX1 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 2 solved, 2 unsolved in 79 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 2 solved, 2 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/2 variables, 0/0 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 6/8 variables, 1/1 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 2/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/16 constraints. Problems are: Problem set: 2 solved, 2 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 16 constraints, problems are : Problem set: 2 solved, 2 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/4 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 131ms problems are : Problem set: 2 solved, 2 unsolved
SDD proceeding with computation,4 properties remain. new max is 4096
SDD size :1.48506e+10 after 1.4871e+10
Parikh walk visited 1 properties in 271 ms.
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-03 19:27:55] [INFO ] Invariant cache hit.
[2025-06-03 19:27:55] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 119ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 119ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 119 ms. Remains : 8/8 places, 12/12 transitions.
RANDOM walk for 40121 steps (8 resets) in 11 ms. (3343 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 64 ms. (615 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3864794 steps, run timeout after 3001 ms. (steps per millisecond=1287 ) properties seen :0 out of 1
Probabilistic random walk after 3864794 steps, saw 2090496 distinct states, run finished after 3001 ms. (steps per millisecond=1287 ) properties seen :0
[2025-06-03 19:27:58] [INFO ] Invariant cache hit.
[2025-06-03 19:27:58] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:27:58] [INFO ] Deduced a trap composed of 4 places in 23 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 1 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 15 constraints, problems are : Problem set: 0 solved, 1 unsolved in 35 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 24 ms.
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:27:58] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:27:59] [INFO ] Implicit Places using invariants in 14 ms returned []
[2025-06-03 19:27:59] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:27:59] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:27:59] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 39 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:27:59] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:27:59] [INFO ] Invariant cache hit.
[2025-06-03 19:27:59] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 48 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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
SDD proceeding with computation,4 properties remain. new max is 8192
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
SDD size :5.58847e+10 after 5.59122e+10
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 55 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 105ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 105ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 148 ms. Remains : 8/8 places, 12/12 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 19:27:59] [INFO ] Flatten gal took : 3 ms
[2025-06-03 19:27:59] [INFO ] Applying decomposition
[2025-06-03 19:27:59] [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/graph16418174878667872681.txt' '-o' '/tmp/graph16418174878667872681.bin' '-w' '/tmp/graph16418174878667872681.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph16418174878667872681.bin' '-l' '-1' '-v' '-w' '/tmp/graph16418174878667872681.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:27:59] [INFO ] Decomposing Gal with order
[2025-06-03 19:27:59] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:27:59] [INFO ] Flatten gal took : 26 ms
[2025-06-03 19:27:59] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 19:27:59] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality10209950377134827364.gal : 1 ms
[2025-06-03 19:27:59] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4865704860925876720.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/ReachabilityCardinality10209950377134827364.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4865704860925876720.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality4865704860925876720.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :969 after 421209
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :421209 after 6.22169e+07
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.01288e+10 after 1.04712e+10
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.04712e+10 after 1.04783e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.04783e+10 after 1.04783e+10
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.04783e+10 after 1.04786e+10
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.82226e+10 after 1.8268e+10
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :3.68471e+10 after 3.7283e+10
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[199, 197] Max Struct:[204, 204]
Starting property specific reduction for PGCD-PT-D03N050-UpperBounds-03
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[204]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[204]
[2025-06-03 19:28:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[204]
RANDOM walk for 10022 steps (2 resets) in 3 ms. (2505 steps per ms)
BEST_FIRST walk for 10000 steps (2 resets) in 3 ms. (2500 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[151] Max Struct:[204]
[2025-06-03 19:28:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:28:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:28:49] [INFO ] [Real]Absence check using state equation in 17 ms returned sat
[2025-06-03 19:28:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:28:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 19:28:49] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:28:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:28:49] [INFO ] [Nat]Added 4 Read/Feed constraints in 0 ms returned sat
[2025-06-03 19:28:49] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:28:49] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[151] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[195] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-03 19:28:49] [INFO ] Invariant cache hit.
[2025-06-03 19:28:49] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 74 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 150ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 150ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 151 ms. Remains : 8/8 places, 12/12 transitions.
[2025-06-03 19:28:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[195] Max Struct:[204]
RANDOM walk for 1000035 steps (2 resets) in 174 ms. (5714 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 245 ms. (4065 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[195] Max Struct:[204]
[2025-06-03 19:28:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:28:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:28:49] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:28:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:28:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 19:28:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:28:50] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:28:50] [INFO ] [Nat]Added 4 Read/Feed constraints in 2 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:28:50] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 2 ms to minimize.
[2025-06-03 19:28:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2025-06-03 19:28:50] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:28:50] [INFO ] Added : 2 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 10 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[195] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:28:50] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:28:50] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:28:50] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 48 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:28:50] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
[2025-06-03 19:28:50] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 130ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 130ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 182 ms. Remains : 8/8 places, 12/12 transitions.
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[199] Max Struct:[204]
RANDOM walk for 1000000 steps (2 resets) in 109 ms. (9090 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 181 ms. (5494 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[199] Max Struct:[204]
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:28:50] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:28:50] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 19:28:50] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:28:50] [INFO ] [Nat]Absence check using 1 positive place invariants in 3 ms returned sat
[2025-06-03 19:28:50] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:28:50] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:28:50] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:28:50] [INFO ] Deduced a trap composed of 4 places in 21 ms of which 1 ms to minimize.
[2025-06-03 19:28:50] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 24 ms
[2025-06-03 19:28:50] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:28:50] [INFO ] Added : 2 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 7 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[199] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:28:50] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:28:50] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:28:50] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 41 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:28:50] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:28:50] [INFO ] Invariant cache hit.
[2025-06-03 19:28:50] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 43 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 56 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 101ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 101ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 147 ms. Remains : 8/8 places, 12/12 transitions.
[2025-06-03 19:28:50] [INFO ] Flatten gal took : 3 ms
RANDOM walk for 40031 steps (8 resets) in 10 ms. (3639 steps per ms) remains 2/2 properties
[2025-06-03 19:28:50] [INFO ] Flatten gal took : 2 ms
[2025-06-03 19:28:50] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4235275296444460002.gal : 1 ms
[2025-06-03 19:28:50] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality4254306764031627221.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality4235275296444460002.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality4254306764031627221.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality4254306764031627221.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40004 steps (8 resets) in 42 ms. (930 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40002 steps (8 resets) in 26 ms. (1481 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.00836e+09 after 1.01532e+09
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2.47892e+09 after 2.49454e+09
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4.57255e+09 after 4.58937e+09
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.48506e+10 after 1.4871e+10
Interrupted probabilistic random walk after 830112 steps, run timeout after 3001 ms. (steps per millisecond=276 ) properties seen :0 out of 2
Probabilistic random walk after 830112 steps, saw 464251 distinct states, run finished after 3001 ms. (steps per millisecond=276 ) properties seen :0
[2025-06-03 19:28:53] [INFO ] Invariant cache hit.
[2025-06-03 19:28:53] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:28:53] [INFO ] Deduced a trap composed of 4 places in 34 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 1 solved, 1 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 1/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 15 constraints, problems are : Problem set: 1 solved, 1 unsolved in 38 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 121ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 22 ms.
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-03 19:28:54] [INFO ] Invariant cache hit.
[2025-06-03 19:28:54] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 68 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 122ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 122ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 122 ms. Remains : 8/8 places, 12/12 transitions.
RANDOM walk for 40037 steps (8 resets) in 13 ms. (2859 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40002 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
SDD proceeding with computation,2 properties remain. new max is 8192
SDD size :5.58847e+10 after 5.59122e+10
Interrupted probabilistic random walk after 3544127 steps, run timeout after 3001 ms. (steps per millisecond=1180 ) properties seen :0 out of 1
Probabilistic random walk after 3544127 steps, saw 1925094 distinct states, run finished after 3001 ms. (steps per millisecond=1180 ) properties seen :0
[2025-06-03 19:28:57] [INFO ] Invariant cache hit.
[2025-06-03 19:28:57] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:28:57] [INFO ] Deduced a trap composed of 4 places in 26 ms of which 2 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 1 unsolved in 67 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 15 constraints, problems are : Problem set: 0 solved, 1 unsolved in 33 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 107ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 21 ms.
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:28:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:28:57] [INFO ] Implicit Places using invariants in 23 ms returned []
[2025-06-03 19:28:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:28:57] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:28:57] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 47 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:28:57] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:28:57] [INFO ] Invariant cache hit.
[2025-06-03 19:28:57] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 158 ms. Remains : 8/8 places, 12/12 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 19:28:57] [INFO ] Flatten gal took : 3 ms
[2025-06-03 19:28:57] [INFO ] Applying decomposition
[2025-06-03 19:28:57] [INFO ] Flatten gal took : 4 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/graph7880194475729175108.txt' '-o' '/tmp/graph7880194475729175108.bin' '-w' '/tmp/graph7880194475729175108.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph7880194475729175108.bin' '-l' '-1' '-v' '-w' '/tmp/graph7880194475729175108.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:28:57] [INFO ] Decomposing Gal with order
[2025-06-03 19:28:57] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:28:57] [INFO ] Flatten gal took : 2 ms
[2025-06-03 19:28:57] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 19:28:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality3581373981184029384.gal : 0 ms
[2025-06-03 19:28:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality18079203564830983338.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/ReachabilityCardinality3581373981184029384.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality18079203564830983338.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality18079203564830983338.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :969 after 374408
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :374408 after 6.41708e+07
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.01288e+10 after 1.02927e+10
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.02927e+10 after 1.02927e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.02927e+10 after 1.02927e+10
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.02927e+10 after 1.03115e+10
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.03115e+10 after 1.0463e+10
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :2.70011e+10 after 2.72802e+10
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[199] Max Struct:[204]
Ending property specific reduction for PGCD-PT-D03N050-UpperBounds-03 in 58270 ms.
Starting property specific reduction for PGCD-PT-D03N050-UpperBounds-08
Current structural bounds on expressions (Initially) : Max Seen:[50] Max Struct:[+inf]
Current structural bounds on expressions (Adding known information on max bounds.) : Max Seen:[50] Max Struct:[204]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[204]
[2025-06-03 19:29:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[204]
RANDOM walk for 10014 steps (2 resets) in 2 ms. (3338 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 4 ms. (2000 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[151] Max Struct:[204]
[2025-06-03 19:29:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:29:47] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:29:47] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 19:29:47] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 19:29:47] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:29:47] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-03 19:29:47] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:47] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:29:47] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:29:47] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 20 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[151] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[195] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-03 19:29:47] [INFO ] Invariant cache hit.
[2025-06-03 19:29:47] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 51 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 119ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 119ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 120 ms. Remains : 8/8 places, 12/12 transitions.
[2025-06-03 19:29:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[195] Max Struct:[204]
RANDOM walk for 1000047 steps (2 resets) in 144 ms. (6896 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 216 ms. (4608 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[195] Max Struct:[204]
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:29:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:29:48] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:29:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:29:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 19:29:48] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:29:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:29:48] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:29:48] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[195] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[197] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:48] [INFO ] Implicit Places using invariants in 20 ms returned []
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:48] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 51 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:29:48] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
[2025-06-03 19:29:48] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 100ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 100ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 161 ms. Remains : 8/8 places, 12/12 transitions.
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[197] Max Struct:[204]
RANDOM walk for 1000001 steps (2 resets) in 137 ms. (7246 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 206 ms. (4830 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[197] Max Struct:[204]
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:29:48] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 19:29:48] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 19:29:48] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:29:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:29:48] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:29:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:48] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:29:48] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 19:29:48] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[197] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:48] [INFO ] Implicit Places using invariants in 25 ms returned []
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:48] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:48] [INFO ] Implicit Places using invariants and state equation in 19 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:29:48] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:29:48] [INFO ] Invariant cache hit.
[2025-06-03 19:29:48] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 94ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 94ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 145 ms. Remains : 8/8 places, 12/12 transitions.
[2025-06-03 19:29:49] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[199] Max Struct:[204]
RANDOM walk for 1000002 steps (2 resets) in 142 ms. (6993 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 182 ms. (5464 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[199] Max Struct:[204]
[2025-06-03 19:29:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:29:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:29:49] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 19:29:49] [INFO ] Solution in real domain found non-integer solution.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 19:29:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 19:29:49] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 19:29:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:49] [INFO ] [Nat]Added 4 Read/Feed constraints in 1 ms returned sat
[2025-06-03 19:29:49] [INFO ] Computed and/alt/rep : 4/8/4 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 19:29:49] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 9 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[199] Max Struct:[204]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[199] Max Struct:[204]
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:29:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:49] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-03 19:29:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:49] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:49] [INFO ] Implicit Places using invariants and state equation in 29 ms returned []
Implicit Place search using SMT with State Equation took 52 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:29:49] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:29:49] [INFO ] Invariant cache hit.
[2025-06-03 19:29:49] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 44 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 106ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 106ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 166 ms. Remains : 8/8 places, 12/12 transitions.
RANDOM walk for 40121 steps (8 resets) in 14 ms. (2674 steps per ms) remains 2/2 properties
[2025-06-03 19:29:49] [INFO ] Flatten gal took : 8 ms
[2025-06-03 19:29:49] [INFO ] Flatten gal took : 1 ms
BEST_FIRST walk for 40003 steps (8 resets) in 20 ms. (1904 steps per ms) remains 2/2 properties
[2025-06-03 19:29:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality328750520101979585.gal : 0 ms
[2025-06-03 19:29:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality2651777969942069967.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality328750520101979585.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality2651777969942069967.prop' '--nowitness' '--gen-order' 'FOLLOW'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...327
Loading property file /tmp/ReachabilityCardinality2651777969942069967.prop.
SDD proceeding with computation,2 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,2 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,2 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,2 properties remain. new max is 32
SDD size :19 after 36
BEST_FIRST walk for 40003 steps (8 resets) in 25 ms. (1538 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
SDD proceeding with computation,2 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,2 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
SDD proceeding with computation,2 properties remain. new max is 512
SDD size :1.00836e+09 after 1.01532e+09
SDD proceeding with computation,2 properties remain. new max is 1024
SDD size :2.47892e+09 after 2.49454e+09
SDD proceeding with computation,2 properties remain. new max is 2048
SDD size :4.57255e+09 after 4.58937e+09
Interrupted probabilistic random walk after 832587 steps, run timeout after 3001 ms. (steps per millisecond=277 ) properties seen :0 out of 2
Probabilistic random walk after 832587 steps, saw 465731 distinct states, run finished after 3001 ms. (steps per millisecond=277 ) properties seen :0
[2025-06-03 19:29:52] [INFO ] Invariant cache hit.
[2025-06-03 19:29:52] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 2 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 2 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
SDD proceeding with computation,2 properties remain. new max is 4096
SDD size :1.48506e+10 after 1.4871e+10
[2025-06-03 19:29:52] [INFO ] Deduced a trap composed of 4 places in 22 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 1 solved, 1 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 2/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 1 solved, 1 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 1/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/15 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 15 constraints, problems are : Problem set: 1 solved, 1 unsolved in 32 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 97ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 20 ms.
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Running 4 sub problems to find dead transitions.
[2025-06-03 19:29:52] [INFO ] Invariant cache hit.
[2025-06-03 19:29:52] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 50 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 57 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 110ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 110 ms. Remains : 8/8 places, 12/12 transitions.
RANDOM walk for 40036 steps (8 resets) in 11 ms. (3336 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 21 ms. (1818 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3717284 steps, run timeout after 3001 ms. (steps per millisecond=1238 ) properties seen :0 out of 1
Probabilistic random walk after 3717284 steps, saw 2012017 distinct states, run finished after 3001 ms. (steps per millisecond=1238 ) properties seen :0
[2025-06-03 19:29:55] [INFO ] Invariant cache hit.
[2025-06-03 19:29:55] [INFO ] State equation strengthened by 4 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 19:29:55] [INFO ] Deduced a trap composed of 4 places in 28 ms of which 1 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 1/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 14 constraints, problems are : Problem set: 0 solved, 1 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 1 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/1 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 1 (OVERLAPS) 7/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/8 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 12/20 variables, 8/10 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/14 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 1/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/20 variables, 0/15 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 15 constraints, problems are : Problem set: 0 solved, 1 unsolved in 37 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 119ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 23 ms.
Support contains 1 out of 8 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 0 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 8/8 places, 12/12 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 8/8 places, 12/12 transitions.
Applied a total of 0 rules in 1 ms. Remains 8 /8 variables (removed 0) and now considering 12/12 (removed 0) transitions.
[2025-06-03 19:29:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:56] [INFO ] Implicit Places using invariants in 18 ms returned []
[2025-06-03 19:29:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 19:29:56] [INFO ] State equation strengthened by 4 read => feed constraints.
[2025-06-03 19:29:56] [INFO ] Implicit Places using invariants and state equation in 26 ms returned []
Implicit Place search using SMT with State Equation took 46 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 19:29:56] [INFO ] Redundant transitions in 0 ms returned []
Running 4 sub problems to find dead transitions.
[2025-06-03 19:29:56] [INFO ] Invariant cache hit.
[2025-06-03 19:29:56] [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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD proceeding with computation,2 properties remain. new max is 8192
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
SDD size :5.58847e+10 after 5.59122e+10
At refinement iteration 6 (OVERLAPS) 0/20 variables, 0/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Real declared 20/20 variables, and 13 constraints, problems are : Problem set: 0 solved, 4 unsolved in 45 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 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) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 1 (OVERLAPS) 4/8 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/8 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 3 (OVERLAPS) 12/20 variables, 8/9 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/20 variables, 4/13 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/20 variables, 4/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
At refinement iteration 7 (OVERLAPS) 0/20 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 4 unsolved
No progress, stopping.
After SMT solving in domain Int declared 20/20 variables, and 17 constraints, problems are : Problem set: 0 solved, 4 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 8/8 constraints, ReadFeed: 4/4 constraints, PredecessorRefiner: 4/4 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 109ms problems are : Problem set: 0 solved, 4 unsolved
Search for dead transitions found 0 dead transitions in 109ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 162 ms. Remains : 8/8 places, 12/12 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 19:29:56] [INFO ] Flatten gal took : 2 ms
[2025-06-03 19:29:56] [INFO ] Applying decomposition
[2025-06-03 19:29:56] [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/graph10592946919398094759.txt' '-o' '/tmp/graph10592946919398094759.bin' '-w' '/tmp/graph10592946919398094759.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph10592946919398094759.bin' '-l' '-1' '-v' '-w' '/tmp/graph10592946919398094759.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:29:56] [INFO ] Decomposing Gal with order
[2025-06-03 19:29:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:29:56] [INFO ] Flatten gal took : 2 ms
[2025-06-03 19:29:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 19:29:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16413869281073250033.gal : 0 ms
[2025-06-03 19:29:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality1554049784588853965.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/ReachabilityCardinality16413869281073250033.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality1554049784588853965.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...308
Loading property file /tmp/ReachabilityCardinality1554049784588853965.prop.
SDD proceeding with computation,1 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,1 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,1 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,1 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,1 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,1 properties remain. new max is 128
SDD size :969 after 374408
SDD proceeding with computation,1 properties remain. new max is 256
SDD size :374408 after 6.41708e+07
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.01288e+10 after 1.02955e+10
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.02955e+10 after 1.02955e+10
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.02955e+10 after 1.02955e+10
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.02955e+10 after 1.02955e+10
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.02955e+10 after 1.04644e+10
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :2.71427e+10 after 2.75794e+10
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[199] Max Struct:[204]
Ending property specific reduction for PGCD-PT-D03N050-UpperBounds-08 in 58698 ms.
[2025-06-03 19:30:46] [INFO ] Flatten gal took : 2 ms
[2025-06-03 19:30:46] [INFO ] Applying decomposition
[2025-06-03 19:30:46] [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/graph9916744926356837283.txt' '-o' '/tmp/graph9916744926356837283.bin' '-w' '/tmp/graph9916744926356837283.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph9916744926356837283.bin' '-l' '-1' '-v' '-w' '/tmp/graph9916744926356837283.weights' '-q' '0' '-e' '0.001'
[2025-06-03 19:30:46] [INFO ] Decomposing Gal with order
[2025-06-03 19:30:46] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 19:30:46] [INFO ] Flatten gal took : 2 ms
[2025-06-03 19:30:46] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 19:30:46] [INFO ] Time to serialize gal into /tmp/UpperBounds10691228814520318295.gal : 0 ms
[2025-06-03 19:30:46] [INFO ] Time to serialize properties into /tmp/UpperBounds966479783519613912.prop : 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-reach-linux64' '--gc-threshold' '2000000' '--quiet' '-i' '/tmp/UpperBounds10691228814520318295.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds966479783519613912.prop' '--nowitness'

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...283
Loading property file /tmp/UpperBounds966479783519613912.prop.
Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
petri\_inst\_inst\_mod\_flat,4.17215e+11,300.257,1308192,1386,696,948228,67593,31,399066,19,225660,0
Total reachable state count : 417214571243

Verifying 2 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 199
Bounds property PGCD-PT-D03N050-UpperBounds-03 :0 <= u2.p1_4 <= 199
FORMULA PGCD-PT-D03N050-UpperBounds-03 199 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
PGCD-PT-D03N050-UpperBounds-03,0,331.202,1307936,1,0,948228,123964,55,442676,226,552790,1120
Min sum of variable value : 0
Maximum sum along a path : 199
Bounds property PGCD-PT-D03N050-UpperBounds-08 :0 <= u0.p1_2 <= 199
FORMULA PGCD-PT-D03N050-UpperBounds-08 199 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL USE_NUPN

Model ,|S| ,Time ,Mem(kb) ,fin. SDD ,fin. DDD ,peak SDD ,peak DDD ,SDD Hom ,SDD cache peak ,DDD Hom ,DDD cachepeak ,SHom cache
PGCD-PT-D03N050-UpperBounds-08,0,332.764,1307024,1,0,948228,136656,65,494356,226,604511,1129
Total runtime 514297 ms.

BK_STOP 1748979379358

--------------------
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
+ [[ UpperBounds = StateSpace ]]
+ /home/mcc/BenchKit/bin//../itstools/bin//..//runeclipse.sh /home/mcc/execution UpperBounds -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
++ 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 UpperBounds -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="PGCD-PT-D03N050"
export BK_EXAMINATION="UpperBounds"
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 PGCD-PT-D03N050, examination is UpperBounds"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r142-tall-174876813200725"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D03N050.tgz
mv PGCD-PT-D03N050 execution
cd execution
if [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "UpperBounds" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] || [ "UpperBounds" = "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 [ "UpperBounds" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "UpperBounds" != "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 "UpperBounds.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 '' UpperBounds.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "UpperBounds" = "ReachabilityDeadlock" ] || [ "UpperBounds" = "QuasiLiveness" ] || [ "UpperBounds" = "StableMarking" ] || [ "UpperBounds" = "Liveness" ] || [ "UpperBounds" = "OneSafe" ] ; then
echo "FORMULA_NAME UpperBounds"
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 ;