Execution Chart

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Trace from the execution

Formatting '/data/fkordon/mcc2025-input.r142-tall-174876813200741.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-D04N050, examination is UpperBounds
Time confinement is 3600 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r142-tall-174876813200741
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 484K
-rw-r--r-- 1 mcc users 8.1K May 29 14:47 CTLCardinality.txt
-rw-r--r-- 1 mcc users 91K May 29 14:47 CTLCardinality.xml
-rw-r--r-- 1 mcc users 6.2K May 29 14:47 CTLFireability.txt
-rw-r--r-- 1 mcc users 61K May 29 14:47 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.9K May 29 14:47 LTLCardinality.txt
-rw-r--r-- 1 mcc users 28K May 29 14:47 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.3K May 29 14:47 LTLFireability.txt
-rw-r--r-- 1 mcc users 20K May 29 14:47 LTLFireability.xml
-rw-r--r-- 1 mcc users 11K May 29 14:47 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 117K May 29 14:47 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.3K May 29 14:47 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 74K 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 9.3K 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-D04N050-UpperBounds-00
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-01
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-02
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-03
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-04
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-05
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-06
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-07
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-08
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-09
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-10
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-11
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-12
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-13
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-14
FORMULA_NAME PGCD-PT-D04N050-UpperBounds-15

=== Now, execution of the tool begins

BK_START 1748982746011

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-D04N050
BK_MEMORY_CONFINEMENT=16384
Not applying reductions.
Model is PT
UpperBounds PT
Running Version 202505121319
[2025-06-03 20:32:27] [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 20:32:27] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2025-06-03 20:32:27] [INFO ] Load time of PNML (sax parser for PT used): 31 ms
[2025-06-03 20:32:27] [INFO ] Transformed 15 places.
[2025-06-03 20:32:27] [INFO ] Transformed 15 transitions.
[2025-06-03 20:32:27] [INFO ] Parsed PT model containing 15 places and 15 transitions and 70 arcs in 113 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 11
Current structural bounds on expressions (Initially) : Max Seen:[1, 1, 50, 1, 1, 1, 50, 1, 1, 50, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
Current structural bounds on expressions (Before main loop) : Max Seen:[1, 1, 50, 1, 1, 1, 50, 1, 1, 50, 1] Max Struct:[+inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf, +inf]
// Phase 1: matrix 15 rows 15 cols
[2025-06-03 20:32:27] [INFO ] Computed 6 invariants in 5 ms
Current structural bounds on expressions (after invariants) : Max Seen:[1, 1, 50, 1, 1, 1, 50, 1, 1, 50, 1] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 10003 steps (2 resets) in 12 ms. (769 steps per ms)
BEST_FIRST walk for 110005 steps (22 resets) in 103 ms. (1057 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[93, 109, 181, 111, 93, 109, 165, 119, 111, 173, 71] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
[2025-06-03 20:32:27] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using 2 positive place invariants in 6 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using state equation in 21 ms returned sat
[2025-06-03 20:32:27] [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 20:32:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-03 20:32:27] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:32:27] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2025-06-03 20:32:27] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 20:32:27] [INFO ] Added : 0 causal constraints over 0 iterations in 17 ms. Result :sat
Minimization took 37 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:32:27] [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 20:32:27] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:27] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 52 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:27] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 20:32:27] [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 20:32:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:32:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:32:28] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 38 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 20:32:28] [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 20:32:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:28] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 502 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using state equation in 11 ms returned sat
[2025-06-03 20:32:28] [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 20:32:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:28] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 35 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:28] [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 20:32:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:32:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:32:28] [INFO ] Added : 0 causal constraints over 0 iterations in 6 ms. Result :sat
Minimization took 54 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:28] [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 20:32:28] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:32:28] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2025-06-03 20:32:28] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:32:28] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 44 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:29] [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 20:32:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:29] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:29] [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 20:32:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:29] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 502 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:32:29] [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 20:32:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using state equation in 12 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:32:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:32:29] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 33 ms.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:29] [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 20:32:29] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:29] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:29] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:29] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[93, 109, 181, 111, 93, 109, 165, 119, 111, 173, 71] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 251, 245, 111, 249, 251, 249, 251, 111, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
Support contains 11 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 8 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:32:30] [INFO ] Invariant cache hit.
[2025-06-03 20:32:30] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/30 variables, 0/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 30/30 variables, and 26 constraints, problems are : Problem set: 0 solved, 5 unsolved in 119 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/10 variables, 4/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (INCLUDED_ONLY) 0/10 variables, 0/4 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (OVERLAPS) 5/15 variables, 2/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/15 variables, 0/6 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/30 variables, 15/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/30 variables, 5/26 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/30 variables, 5/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 8 (OVERLAPS) 0/30 variables, 0/31 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 30/30 variables, and 31 constraints, problems are : Problem set: 0 solved, 5 unsolved in 98 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, Generalized P Invariants (flows): 4/4 constraints, State Equation: 15/15 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 244ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 249ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 265 ms. Remains : 15/15 places, 15/15 transitions.
[2025-06-03 20:32:30] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 251, 245, 111, 249, 251, 249, 251, 111, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 1000003 steps (2 resets) in 240 ms. (4149 steps per ms)
BEST_FIRST walk for 11000006 steps (22 resets) in 3249 ms. (3384 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 251, 245, 111, 249, 251, 249, 251, 111, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255]
[2025-06-03 20:32:34] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:34] [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 20:32:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:32:34] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:32:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:34] [INFO ] Added : 0 causal constraints over 0 iterations in 5 ms. Result :sat
Minimization took 15 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive place invariants in 4 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:34] [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 20:32:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using state equation in 141 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:34] [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 20:32:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 6 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:34] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 22 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:34] [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 20:32:34] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:34] [INFO ] [Nat]Added 5 Read/Feed constraints in 0 ms returned sat
[2025-06-03 20:32:34] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:34] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 681 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using state equation in 15 ms returned sat
[2025-06-03 20:32:35] [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 20:32:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using state equation in 9 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 20:32:35] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 17 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:35] [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 20:32:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using state equation in 191 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:35] [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 20:32:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:35] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 11 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:32:35] [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 20:32:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [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 20:32:35] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Real]Absence check using state equation in 8 ms returned sat
[2025-06-03 20:32:35] [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 20:32:35] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Absence check using state equation in 30 ms returned sat
[2025-06-03 20:32:35] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:35] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:35] [INFO ] Added : 0 causal constraints over 0 iterations in 8 ms. Result :sat
Minimization took 639 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:32:36] [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 20:32:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:32:36] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:36] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 21 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:36] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:32:36] [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 20:32:36] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:32:36] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:45] [INFO ] [Nat]Absence check using state equation in 9008 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[249, 251, 245, 111, 249, 251, 249, 251, 111, 249, 251] Max Struct:[255, 251, 255, 255, 255, 251, 255, 251, 255, 255, 255]
FORMULA PGCD-PT-D04N050-UpperBounds-12 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-07 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-01 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 249, 251, 249, 249, 251, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255]
Support contains 8 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
[2025-06-03 20:32:46] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 249, 251, 249, 249, 251, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255]
RANDOM walk for 1000010 steps (2 resets) in 171 ms. (5814 steps per ms)
BEST_FIRST walk for 8000006 steps (16 resets) in 2115 ms. (3780 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 249, 251, 249, 249, 251, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255, 255, 255]
[2025-06-03 20:32:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 14 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using state equation in 12 ms returned sat
[2025-06-03 20:32:48] [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 20:32:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:32:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:32:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:48] [INFO ] Added : 0 causal constraints over 0 iterations in 13 ms. Result :sat
Minimization took 15 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using state equation in 9 ms returned sat
[2025-06-03 20:32:48] [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 20:32:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:48] [INFO ] Added : 1 causal constraints over 1 iterations in 8 ms. Result :sat
Minimization took 36 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using state equation in 52 ms returned sat
[2025-06-03 20:32:48] [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 20:32:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using state equation in 16 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:48] [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 20:32:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:48] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 15 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:48] [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 20:32:48] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:32:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:32:48] [INFO ] Added : 1 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 12 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive place invariants in 32 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 7 ms returned sat
[2025-06-03 20:32:48] [INFO ] [Real]Absence check using state equation in 20 ms returned sat
[2025-06-03 20:32:48] [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 20:32:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 0 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Nat]Absence check using state equation in 188 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:49] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:32:49] [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 20:32:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:32:49] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:32:49] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:32:49] [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 20:32:49] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:32:49] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:32:58] [INFO ] [Nat]Absence check using state equation in 9012 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[249, 249, 251, 249, 249, 251, 249, 251] Max Struct:[255, 255, 251, 255, 255, 251, 255, 255]
FORMULA PGCD-PT-D04N050-UpperBounds-13 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-11 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-03 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[250, 249, 250, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
Support contains 6 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
[2025-06-03 20:32:58] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[250, 249, 250, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
RANDOM walk for 1000055 steps (2 resets) in 159 ms. (6250 steps per ms)
BEST_FIRST walk for 6000004 steps (12 resets) in 1572 ms. (3814 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[250, 249, 250, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
[2025-06-03 20:33:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:33:00] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:33:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:33:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:33:00] [INFO ] Added : 0 causal constraints over 0 iterations in 4 ms. Result :sat
Minimization took 28 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:33:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:33:00] [INFO ] Added : 1 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 41 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:33:00] [INFO ] Added : 0 causal constraints over 0 iterations in 3 ms. Result :sat
Minimization took 25 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 2 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:33:00] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 19 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using 2 positive and 4 generalized place invariants in 4 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:33:00] [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 20:33:00] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:00] [INFO ] [Nat]Absence check using 2 positive and 4 generalized place invariants in 3 ms returned sat
[2025-06-03 20:33:09] [INFO ] [Nat]Absence check using state equation in 9014 ms returned unknown
Current structural bounds on expressions (after SMT) : Max Seen:[250, 249, 250, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[251, 249, 251, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
Support contains 6 out of 15 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 15/15 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 15/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 15 /15 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:33:10] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:33:10] [INFO ] Implicit Places using invariants in 45 ms returned [10, 11, 12, 14]
Discarding 4 places :
Implicit Place search using SMT only with invariants took 48 ms to find 4 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 11/15 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 50 ms. Remains : 11/15 places, 15/15 transitions.
// Phase 1: matrix 15 rows 11 cols
[2025-06-03 20:33:10] [INFO ] Computed 2 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[251, 249, 251, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
RANDOM walk for 1000009 steps (2 resets) in 137 ms. (7246 steps per ms)
BEST_FIRST walk for 6000002 steps (12 resets) in 1365 ms. (4392 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[251, 249, 251, 249, 249, 251] Max Struct:[255, 255, 255, 255, 255, 255]
[2025-06-03 20:33:11] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:11] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:33:11] [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 20:33:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:33:11] [INFO ] [Nat]Absence check using state equation in 15 ms returned unsat
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:11] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:11] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:33:11] [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 20:33:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:11] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:33:11] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:33:11] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:33:11] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 3 ms.
[2025-06-03 20:33:11] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:11] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:11] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:33:11] [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 20:33:11] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Nat]Absence check using state equation in 9015 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:20] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Real]Absence check using state equation in 14 ms returned sat
[2025-06-03 20:33:20] [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 20:33:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Nat]Absence check using state equation in 10 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 6 ms returned sat
[2025-06-03 20:33:20] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:33:20] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:20] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:33:20] [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 20:33:20] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Nat]Absence check using state equation in 14 ms returned sat
[2025-06-03 20:33:20] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:33:20] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 20:33:20] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:21] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:21] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:33:21] [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 20:33:21] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:21] [INFO ] [Nat]Absence check using state equation in 20 ms returned unsat
Current structural bounds on expressions (after SMT) : Max Seen:[251, 249, 251, 249, 249, 251] Max Struct:[251, 255, 255, 255, 255, 251]
FORMULA PGCD-PT-D04N050-UpperBounds-15 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
FORMULA PGCD-PT-D04N050-UpperBounds-00 251 TECHNIQUES TOPOLOGICAL SAT_SMT RANDOM_WALK
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 251, 249, 249] Max Struct:[255, 255, 255, 255]
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 11/11 places, 15/15 transitions.
[2025-06-03 20:33:21] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249, 251, 249, 249] Max Struct:[255, 255, 255, 255]
RANDOM walk for 1000005 steps (2 resets) in 133 ms. (7462 steps per ms)
BEST_FIRST walk for 4000002 steps (8 resets) in 895 ms. (4464 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249, 251, 249, 249] Max Struct:[255, 255, 255, 255]
[2025-06-03 20:33:22] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:22] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:22] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 20:33:22] [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 20:33:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:22] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:33:22] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:33:22] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:33:22] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 20:33:22] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 16 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:22] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:22] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:33:22] [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 20:33:22] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Nat]Absence check using state equation in 9004 ms returned unknown
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:31] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:33:31] [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 20:33:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:33:31] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 20:33:31] [INFO ] Added : 1 causal constraints over 1 iterations in 7 ms. Result :sat
Minimization took 20 ms.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:33:31] [INFO ] [Real]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:33:31] [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 20:33:31] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Nat]Absence check using state equation in 8 ms returned sat
[2025-06-03 20:33:31] [INFO ] [Nat]Added 5 Read/Feed constraints in 6 ms returned sat
[2025-06-03 20:33:31] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:33:31] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 19 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249, 251, 249, 249] Max Struct:[255, 255, 255, 255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249, 251, 249, 249] Max Struct:[255, 255, 255, 255]
Support contains 4 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 11/11 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:33:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:33:31] [INFO ] Implicit Places using invariants in 30 ms returned []
[2025-06-03 20:33:31] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:33:31] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:33:31] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 61 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:33:31] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:33:31] [INFO ] Invariant cache hit.
[2025-06-03 20:33:31] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 83 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 23 constraints, problems are : Problem set: 0 solved, 5 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 198ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 198ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 278 ms. Remains : 11/11 places, 15/15 transitions.
RANDOM walk for 40126 steps (8 resets) in 240 ms. (166 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 192 ms. (207 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 263 ms. (151 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40001 steps (8 resets) in 322 ms. (123 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 287 ms. (138 steps per ms) remains 8/8 properties
[2025-06-03 20:33:32] [INFO ] Flatten gal took : 44 ms
[2025-06-03 20:33:32] [INFO ] Flatten gal took : 4 ms
BEST_FIRST walk for 40004 steps (8 resets) in 186 ms. (213 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 116 ms. (341 steps per ms) remains 8/8 properties
BEST_FIRST walk for 40004 steps (8 resets) in 73 ms. (540 steps per ms) remains 8/8 properties
[2025-06-03 20:33:32] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality13381900553885046961.gal : 3 ms
BEST_FIRST walk for 40001 steps (8 resets) in 43 ms. (909 steps per ms) remains 8/8 properties
[2025-06-03 20:33:32] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7193327188049759300.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/ReachabilityCardinality13381900553885046961.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7193327188049759300.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 ...329
Loading property file /tmp/ReachabilityCardinality7193327188049759300.prop.
SDD proceeding with computation,8 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,8 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,8 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,8 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,8 properties remain. new max is 64
SDD size :36 after 9957
SDD proceeding with computation,8 properties remain. new max is 128
SDD size :9957 after 46231
SDD proceeding with computation,8 properties remain. new max is 256
SDD size :46231 after 6.44381e+07
Interrupted probabilistic random walk after 677093 steps, run timeout after 3001 ms. (steps per millisecond=225 ) properties seen :0 out of 8
Probabilistic random walk after 677093 steps, saw 398432 distinct states, run finished after 3008 ms. (steps per millisecond=225 ) properties seen :0
[2025-06-03 20:33:35] [INFO ] Invariant cache hit.
[2025-06-03 20:33:35] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 8 unsolved
At refinement iteration 1 (OVERLAPS) 7/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 8 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 20:33:36] [INFO ] Deduced a trap composed of 5 places in 87 ms of which 15 ms to minimize.
Problem MAX0 is UNSAT
Problem MAX2 is UNSAT
Problem MAX3 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 4 (OVERLAPS) 15/26 variables, 11/14 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/19 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/19 constraints. Problems are: Problem set: 3 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 19 constraints, problems are : Problem set: 3 solved, 5 unsolved in 3405 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 8/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 3 solved, 5 unsolved
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/4 variables, 0/0 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 7/11 variables, 2/2 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 3 solved, 5 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 3 solved, 5 unsolved
Problem MAX1 is UNSAT
Problem MIN1 is UNSAT
At refinement iteration 4 (OVERLAPS) 15/26 variables, 11/14 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/19 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 3/22 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/26 variables, 0/22 constraints. Problems are: Problem set: 5 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/26 variables, 0/22 constraints. Problems are: Problem set: 5 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 22 constraints, problems are : Problem set: 5 solved, 3 unsolved in 322 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/8 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 3757ms problems are : Problem set: 5 solved, 3 unsolved
Parikh walk visited 0 properties in 2716 ms.
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 10 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:33:42] [INFO ] Invariant cache hit.
[2025-06-03 20:33:42] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 215 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 23 constraints, problems are : Problem set: 0 solved, 5 unsolved in 127 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 354ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 354ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 372 ms. Remains : 11/11 places, 15/15 transitions.
RANDOM walk for 40153 steps (8 resets) in 28 ms. (1384 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 62 ms. (634 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 79 ms. (500 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 117 ms. (339 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 792870 steps, run timeout after 3001 ms. (steps per millisecond=264 ) properties seen :0 out of 3
Probabilistic random walk after 792870 steps, saw 462120 distinct states, run finished after 3002 ms. (steps per millisecond=264 ) properties seen :0
[2025-06-03 20:33:45] [INFO ] Invariant cache hit.
[2025-06-03 20:33:45] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 20:33:45] [INFO ] Deduced a trap composed of 5 places in 72 ms of which 2 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/26 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 19 constraints, problems are : Problem set: 0 solved, 3 unsolved in 173 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 8/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 1/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/11 variables, 0/3 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/26 variables, 11/14 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/19 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 3/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/26 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/26 variables, 0/22 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 22 constraints, problems are : Problem set: 0 solved, 3 unsolved in 132 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 336ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 1583 ms.
Support contains 3 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 11/11 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:33:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:33:47] [INFO ] Implicit Places using invariants in 35 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 37 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 40 ms. Remains : 10/11 places, 15/15 transitions.
RANDOM walk for 40078 steps (8 resets) in 36 ms. (1083 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40004 steps (8 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 52 ms. (754 steps per ms) remains 3/3 properties
BEST_FIRST walk for 40003 steps (8 resets) in 65 ms. (606 steps per ms) remains 3/3 properties
Interrupted probabilistic random walk after 578724 steps, run timeout after 3001 ms. (steps per millisecond=192 ) properties seen :0 out of 3
Probabilistic random walk after 578724 steps, saw 341814 distinct states, run finished after 3001 ms. (steps per millisecond=192 ) properties seen :0
// Phase 1: matrix 15 rows 10 cols
[2025-06-03 20:33:50] [INFO ] Computed 1 invariants in 1 ms
[2025-06-03 20:33:50] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 20:33:51] [INFO ] Deduced a trap composed of 5 places in 252 ms of which 22 ms to minimize.
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 3 unsolved in 341 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 3 unsolved
Starting Z3 with timeout 75.0 s and query timeout 7500.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/3 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 1 (OVERLAPS) 7/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 3/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/20 constraints. Problems are: Problem set: 0 solved, 3 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 20 constraints, problems are : Problem set: 0 solved, 3 unsolved in 889 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 3/3 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1241ms problems are : Problem set: 0 solved, 3 unsolved
Parikh walk visited 0 properties in 1536 ms.
Support contains 3 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:33:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:33:53] [INFO ] Implicit Places using invariants in 43 ms returned []
[2025-06-03 20:33:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:33:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:33:53] [INFO ] Implicit Places using invariants and state equation in 28 ms returned []
Implicit Place search using SMT with State Equation took 79 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:33:53] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:33:53] [INFO ] Invariant cache hit.
[2025-06-03 20:33:53] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2686 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2784ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 2784ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2868 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 20:33:56] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:33:56] [INFO ] Applying decomposition
[2025-06-03 20:33:56] [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/graph4962636920798740397.txt' '-o' '/tmp/graph4962636920798740397.bin' '-w' '/tmp/graph4962636920798740397.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph4962636920798740397.bin' '-l' '-1' '-v' '-w' '/tmp/graph4962636920798740397.weights' '-q' '0' '-e' '0.001'
[2025-06-03 20:33:56] [INFO ] Decomposing Gal with order
[2025-06-03 20:33:56] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 20:33:56] [INFO ] Flatten gal took : 43 ms
[2025-06-03 20:33:56] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 20:33:56] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1179769503423831575.gal : 1 ms
[2025-06-03 20:33:56] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality12338634164333531474.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/ReachabilityCardinality1179769503423831575.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality12338634164333531474.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/ReachabilityCardinality12338634164333531474.prop.
SDD proceeding with computation,3 properties remain. new max is 4
SDD size :1 after 5
SDD proceeding with computation,3 properties remain. new max is 8
SDD size :5 after 10
SDD proceeding with computation,3 properties remain. new max is 16
SDD size :10 after 19
SDD proceeding with computation,3 properties remain. new max is 32
SDD size :19 after 36
SDD proceeding with computation,3 properties remain. new max is 64
SDD size :36 after 969
SDD proceeding with computation,3 properties remain. new max is 128
SDD size :969 after 374408
SDD proceeding with computation,3 properties remain. new max is 256
SDD size :374408 after 6.41708e+07
SDD proceeding with computation,3 properties remain. new max is 512
SDD size :6.41708e+07 after 6.54515e+09
SDD proceeding with computation,3 properties remain. new max is 1024
SDD size :6.54515e+09 after 6.54515e+09
SDD proceeding with computation,3 properties remain. new max is 2048
SDD size :6.54515e+09 after 6.57618e+09
SDD proceeding with computation,3 properties remain. new max is 4096
SDD size :6.57618e+09 after 6.58638e+09
SDD proceeding with computation,3 properties remain. new max is 8192
SDD size :6.58638e+09 after 5.19226e+10
SDD proceeding with computation,3 properties remain. new max is 16384
SDD size :1.66122e+13 after 1.66483e+13
SDD proceeding with computation,3 properties remain. new max is 32768
SDD size :4.49402e+13 after 4.49409e+13
Detected timeout of ITS tools.
FORMULA PGCD-PT-D04N050-UpperBounds-06 251 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-PT-D04N050-UpperBounds-10 251 TECHNIQUES REACHABILITY_MIN
FORMULA PGCD-PT-D04N050-UpperBounds-05 251 TECHNIQUES REACHABILITY_MIN
Current structural bounds on expressions (After reachability solving 1 queries.) : Max Seen:[249, 249, 249] Max Struct:[255, 255, 255]
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-02
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:[255]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[255]
// Phase 1: matrix 15 rows 11 cols
[2025-06-03 20:34:46] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10008 steps (2 resets) in 3 ms. (2502 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 15 ms. (625 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[167] Max Struct:[255]
[2025-06-03 20:34:46] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:34:46] [INFO ] [Real]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:34:46] [INFO ] [Real]Absence check using state equation in 39 ms returned sat
[2025-06-03 20:34:46] [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 20:34:46] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:34:46] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:34:46] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:34:46] [INFO ] [Nat]Added 5 Read/Feed constraints in 13 ms returned sat
[2025-06-03 20:34:46] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:34:46] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 501 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[167] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[167] Max Struct:[255]
Support contains 1 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 2 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:34:47] [INFO ] Invariant cache hit.
[2025-06-03 20:34:47] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 125 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 23 constraints, problems are : Problem set: 0 solved, 5 unsolved in 89 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 231ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 231ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 234 ms. Remains : 11/11 places, 15/15 transitions.
[2025-06-03 20:34:47] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[167] Max Struct:[255]
RANDOM walk for 1000034 steps (2 resets) in 135 ms. (7353 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 235 ms. (4237 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[201] Max Struct:[255]
[2025-06-03 20:34:47] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:34:47] [INFO ] [Real]Absence check using 2 positive place invariants in 8 ms returned sat
[2025-06-03 20:34:47] [INFO ] [Real]Absence check using state equation in 16 ms returned sat
[2025-06-03 20:34:47] [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 20:34:47] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:34:47] [INFO ] [Nat]Absence check using state equation in 11 ms returned sat
[2025-06-03 20:34:47] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:34:47] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:34:47] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:34:47] [INFO ] Added : 1 causal constraints over 1 iterations in 10 ms. Result :sat
Minimization took 47 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[201] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[247] Max Struct:[255]
Support contains 1 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 11/11 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:34:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:34:48] [INFO ] Implicit Places using invariants in 22 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 24 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 25 ms. Remains : 10/11 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2025-06-03 20:34:48] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[247] Max Struct:[255]
RANDOM walk for 1000011 steps (2 resets) in 125 ms. (7936 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 208 ms. (4784 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[247] Max Struct:[255]
[2025-06-03 20:34:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:34:48] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:34:48] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:34:48] [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 20:34:48] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 20:34:48] [INFO ] [Nat]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:34:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:34:48] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:34:48] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:34:48] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 22 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[247] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:34:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:34:48] [INFO ] Implicit Places using invariants in 26 ms returned []
[2025-06-03 20:34:48] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:34:48] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:34:48] [INFO ] Implicit Places using invariants and state equation in 21 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 20:34:48] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:34:48] [INFO ] Invariant cache hit.
[2025-06-03 20:34:48] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 64 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 212ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 212ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 270 ms. Remains : 10/10 places, 15/15 transitions.
[2025-06-03 20:34:48] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000015 steps (2 resets) in 128 ms. (7752 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 202 ms. (4926 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2025-06-03 20:34:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:34:49] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:34:49] [INFO ] [Real]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:34:49] [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 20:34:49] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:34:49] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:34:49] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:34:49] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:34:49] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:34:49] [INFO ] Added : 1 causal constraints over 1 iterations in 3 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:34:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:34:49] [INFO ] Implicit Places using invariants in 16 ms returned []
[2025-06-03 20:34:49] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:34:49] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:34:49] [INFO ] Implicit Places using invariants and state equation in 22 ms returned []
Implicit Place search using SMT with State Equation took 45 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:34:49] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:34:49] [INFO ] Invariant cache hit.
[2025-06-03 20:34:49] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 81 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 85 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 179ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 179ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 231 ms. Remains : 10/10 places, 15/15 transitions.
[2025-06-03 20:34:49] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:34:49] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:34:49] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality4209150392525260130.gal : 1 ms
[2025-06-03 20:34:49] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality3150048832298809744.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/ReachabilityCardinality4209150392525260130.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality3150048832298809744.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40135 steps (8 resets) in 24 ms. (1605 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality3150048832298809744.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 14 ms. (2666 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40003 steps (8 resets) in 24 ms. (1600 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
Interrupted probabilistic random walk after 427404 steps, run timeout after 3001 ms. (steps per millisecond=142 ) properties seen :0 out of 2
Probabilistic random walk after 427404 steps, saw 255708 distinct states, run finished after 3001 ms. (steps per millisecond=142 ) properties seen :0
[2025-06-03 20:34:52] [INFO ] Invariant cache hit.
[2025-06-03 20:34:52] [INFO ] State equation strengthened by 5 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) 9/10 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 20:34:53] [INFO ] Deduced a trap composed of 5 places in 282 ms of which 30 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 1039 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 205 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1262ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 50 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:34:53] [INFO ] Invariant cache hit.
[2025-06-03 20:34:53] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2811 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 134 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2954ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 2954ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2955 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40069 steps (8 resets) in 23 ms. (1669 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 78 ms. (506 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3166403 steps, run timeout after 3001 ms. (steps per millisecond=1055 ) properties seen :0 out of 1
Probabilistic random walk after 3166403 steps, saw 1785074 distinct states, run finished after 3001 ms. (steps per millisecond=1055 ) properties seen :0
[2025-06-03 20:34:59] [INFO ] Invariant cache hit.
[2025-06-03 20:34:59] [INFO ] State equation strengthened by 5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 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 20:35:00] [INFO ] Deduced a trap composed of 5 places in 268 ms of which 32 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 910 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1006ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 66 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:35:00] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:01] [INFO ] Implicit Places using invariants in 288 ms returned []
[2025-06-03 20:35:01] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:01] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:01] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 326 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:35:01] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:35:01] [INFO ] Invariant cache hit.
[2025-06-03 20:35:01] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 155 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 104 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 269ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 270ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 615 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 20:35:01] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:35:01] [INFO ] Applying decomposition
[2025-06-03 20:35:01] [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/graph6522092668305701546.txt' '-o' '/tmp/graph6522092668305701546.bin' '-w' '/tmp/graph6522092668305701546.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph6522092668305701546.bin' '-l' '-1' '-v' '-w' '/tmp/graph6522092668305701546.weights' '-q' '0' '-e' '0.001'
[2025-06-03 20:35:01] [INFO ] Decomposing Gal with order
[2025-06-03 20:35:01] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 20:35:01] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:35:01] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 20:35:01] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality11463779218548307313.gal : 1 ms
[2025-06-03 20:35:01] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality14183582230764816067.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/ReachabilityCardinality11463779218548307313.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality14183582230764816067.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 ...309
Loading property file /tmp/ReachabilityCardinality14183582230764816067.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 1.52454e+10
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.66122e+13 after 1.72362e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.72362e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.72391e+13 after 1.72395e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[249] Max Struct:[255]
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-02 in 65048 ms.
Starting property specific reduction for PGCD-PT-D04N050-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:[255]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[255]
// Phase 1: matrix 15 rows 11 cols
[2025-06-03 20:35:51] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10025 steps (2 resets) in 3 ms. (2506 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:[171] Max Struct:[255]
[2025-06-03 20:35:51] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:35:51] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:35:51] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:35:51] [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 20:35:51] [INFO ] [Nat]Absence check using 2 positive place invariants in 2 ms returned sat
[2025-06-03 20:35:51] [INFO ] [Nat]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:35:51] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:51] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:35:51] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 2 ms.
[2025-06-03 20:35:51] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 42 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[171] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[241] Max Struct:[255]
Support contains 1 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:35:51] [INFO ] Invariant cache hit.
[2025-06-03 20:35:51] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 85 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 23 constraints, problems are : Problem set: 0 solved, 5 unsolved in 97 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 204ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 204ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 206 ms. Remains : 11/11 places, 15/15 transitions.
[2025-06-03 20:35:52] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[241] Max Struct:[255]
RANDOM walk for 1000034 steps (2 resets) in 158 ms. (6289 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 239 ms. (4166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[241] Max Struct:[255]
[2025-06-03 20:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:35:52] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:35:52] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:35:52] [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 20:35:52] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:35:52] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:35:52] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:52] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:35:52] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:35:52] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 21 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[241] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[245] Max Struct:[255]
Support contains 1 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 11/11 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:52] [INFO ] Implicit Places using invariants in 19 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 28 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 30 ms. Remains : 10/11 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2025-06-03 20:35:52] [INFO ] Computed 1 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[245] Max Struct:[255]
RANDOM walk for 1000035 steps (2 resets) in 123 ms. (8064 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 236 ms. (4219 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[245] Max Struct:[255]
[2025-06-03 20:35:52] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:35:52] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:35:52] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 20:35:52] [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 20:35:52] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:35:52] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:35:52] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:52] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:35:52] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:35:52] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 16 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[245] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[247] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:53] [INFO ] Implicit Places using invariants in 17 ms returned []
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:53] [INFO ] Implicit Places using invariants and state equation in 25 ms returned []
Implicit Place search using SMT with State Equation took 43 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:35:53] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
[2025-06-03 20:35:53] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 58 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 76 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 163ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 163ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 219 ms. Remains : 10/10 places, 15/15 transitions.
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[247] Max Struct:[255]
RANDOM walk for 1000038 steps (2 resets) in 144 ms. (6896 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 232 ms. (4291 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[247] Max Struct:[255]
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:35:53] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 20:35:53] [INFO ] [Real]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:35:53] [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 20:35:53] [INFO ] [Nat]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 20:35:53] [INFO ] [Nat]Absence check using state equation in 3 ms returned sat
[2025-06-03 20:35:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:53] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:35:53] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 0 ms.
[2025-06-03 20:35:53] [INFO ] Added : 1 causal constraints over 1 iterations in 5 ms. Result :sat
Minimization took 23 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[247] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:53] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:53] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:53] [INFO ] Implicit Places using invariants and state equation in 23 ms returned []
Implicit Place search using SMT with State Equation took 59 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:35:53] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
[2025-06-03 20:35:53] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 61 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 171ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 172ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 236 ms. Remains : 10/10 places, 15/15 transitions.
[2025-06-03 20:35:53] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000011 steps (2 resets) in 149 ms. (6666 steps per ms)
BEST_FIRST walk for 1000000 steps (2 resets) in 239 ms. (4166 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2025-06-03 20:35:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:35:54] [INFO ] [Real]Absence check using 1 positive place invariants in 0 ms returned sat
[2025-06-03 20:35:54] [INFO ] [Real]Absence check using state equation in 6 ms returned sat
[2025-06-03 20:35:54] [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 20:35:54] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:35:54] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:35:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:54] [INFO ] [Nat]Added 5 Read/Feed constraints in 2 ms returned sat
[2025-06-03 20:35:54] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 6 ms.
[2025-06-03 20:35:54] [INFO ] Added : 1 causal constraints over 1 iterations in 9 ms. Result :sat
Minimization took 18 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 3 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:35:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:54] [INFO ] Implicit Places using invariants in 21 ms returned []
[2025-06-03 20:35:54] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:35:54] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:35:54] [INFO ] Implicit Places using invariants and state equation in 27 ms returned []
Implicit Place search using SMT with State Equation took 66 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:35:54] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:35:54] [INFO ] Invariant cache hit.
[2025-06-03 20:35:54] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 71 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 134ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 134ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 209 ms. Remains : 10/10 places, 15/15 transitions.
[2025-06-03 20:35:54] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:35:54] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:35:54] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality1461730570808014340.gal : 0 ms
[2025-06-03 20:35:54] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality8265916667671103599.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/ReachabilityCardinality1461730570808014340.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality8265916667671103599.prop' '--nowitness' '--gen-order' 'FOLLOW'
RANDOM walk for 40144 steps (8 resets) in 17 ms. (2230 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 19 ms. (2000 steps per ms) remains 2/2 properties

its-reach command run as :

/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.itstools.binaries_1.0.0.202505121319/bin/its-reach-linux64 --gc-threshold 2000000 --quiet ...328
Loading property file /tmp/ReachabilityCardinality8265916667671103599.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 41 ms. (952 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
Interrupted probabilistic random walk after 912235 steps, run timeout after 3001 ms. (steps per millisecond=303 ) properties seen :0 out of 2
Probabilistic random walk after 912235 steps, saw 530721 distinct states, run finished after 3001 ms. (steps per millisecond=303 ) properties seen :0
[2025-06-03 20:35:57] [INFO ] Invariant cache hit.
[2025-06-03 20:35:57] [INFO ] State equation strengthened by 5 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) 9/10 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 20:35:57] [INFO ] Deduced a trap composed of 5 places in 23 ms of which 2 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 181 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 88 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 273ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 42 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:35:58] [INFO ] Invariant cache hit.
[2025-06-03 20:35:58] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 2419 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 100 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 2537ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 2538ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2539 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40172 steps (8 resets) in 10 ms. (3652 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40003 steps (8 resets) in 26 ms. (1481 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3242045 steps, run timeout after 3001 ms. (steps per millisecond=1080 ) properties seen :0 out of 1
Probabilistic random walk after 3242045 steps, saw 1825809 distinct states, run finished after 3001 ms. (steps per millisecond=1080 ) properties seen :0
[2025-06-03 20:36:03] [INFO ] Invariant cache hit.
[2025-06-03 20:36:03] [INFO ] State equation strengthened by 5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 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 20:36:04] [INFO ] Deduced a trap composed of 5 places in 289 ms of which 33 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 698 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 550 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1253ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 48 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 10 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 10 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:36:04] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:36:04] [INFO ] Implicit Places using invariants in 49 ms returned []
[2025-06-03 20:36:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:36:05] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:36:05] [INFO ] Implicit Places using invariants and state equation in 382 ms returned []
Implicit Place search using SMT with State Equation took 439 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:36:05] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:36:05] [INFO ] Invariant cache hit.
[2025-06-03 20:36:05] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 63 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 105 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 171ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 171ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 630 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 20:36:05] [INFO ] Flatten gal took : 4 ms
[2025-06-03 20:36:05] [INFO ] Applying decomposition
[2025-06-03 20:36:05] [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/graph17265927816983514158.txt' '-o' '/tmp/graph17265927816983514158.bin' '-w' '/tmp/graph17265927816983514158.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph17265927816983514158.bin' '-l' '-1' '-v' '-w' '/tmp/graph17265927816983514158.weights' '-q' '0' '-e' '0.001'
[2025-06-03 20:36:05] [INFO ] Decomposing Gal with order
[2025-06-03 20:36:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 20:36:05] [INFO ] Flatten gal took : 4 ms
[2025-06-03 20:36:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 20:36:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality17561638017823620643.gal : 1 ms
[2025-06-03 20:36:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality7827992824665191488.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/ReachabilityCardinality17561638017823620643.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality7827992824665191488.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/ReachabilityCardinality7827992824665191488.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 4.5324e+09
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.66122e+13 after 1.66124e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.66124e+13 after 1.66124e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.66124e+13 after 1.66124e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.66124e+13 after 1.66124e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.66124e+13 after 1.72281e+13
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.72281e+13 after 1.72285e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[249] Max Struct:[255]
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-08 in 64032 ms.
Starting property specific reduction for PGCD-PT-D04N050-UpperBounds-14
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:[255]
Current structural bounds on expressions (Before main loop) : Max Seen:[50] Max Struct:[255]
// Phase 1: matrix 15 rows 11 cols
[2025-06-03 20:36:55] [INFO ] Computed 2 invariants in 1 ms
Current structural bounds on expressions (after invariants) : Max Seen:[50] Max Struct:[255]
RANDOM walk for 10042 steps (2 resets) in 4 ms. (2008 steps per ms)
BEST_FIRST walk for 10001 steps (2 resets) in 5 ms. (1666 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[157] Max Struct:[255]
[2025-06-03 20:36:55] [INFO ] Invariant cache hit.
Starting Z3 with timeout 5.0 s and query timeout 500.0 ms
[2025-06-03 20:36:55] [INFO ] [Real]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:36:55] [INFO ] [Real]Absence check using state equation in 5 ms returned sat
[2025-06-03 20:36:55] [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 20:36:55] [INFO ] [Nat]Absence check using 2 positive place invariants in 0 ms returned sat
[2025-06-03 20:36:55] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:36:55] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:36:55] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
Starting Z3 with timeout 120.0 s and query timeout 12000.0 ms
[2025-06-03 20:36:55] [INFO ] Deduced a trap composed of 5 places in 21 ms of which 2 ms to minimize.
[2025-06-03 20:36:55] [INFO ] Trap strengthening (SAT) tested/added 2/1 trap constraints in 26 ms
[2025-06-03 20:36:55] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:36:55] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 33 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[157] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[245] Max Struct:[255]
Support contains 1 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:36:55] [INFO ] Invariant cache hit.
[2025-06-03 20:36:55] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/26 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 26/26 variables, and 18 constraints, problems are : Problem set: 0 solved, 5 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/6 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/11 variables, 2/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/11 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/26 variables, 11/13 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/26 variables, 5/18 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/26 variables, 5/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/26 variables, 0/23 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 26/26 variables, and 23 constraints, problems are : Problem set: 0 solved, 5 unsolved in 78 ms.
Refiners :[Positive P Invariants (semi-flows): 2/2 constraints, State Equation: 11/11 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 192ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 192ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 193 ms. Remains : 11/11 places, 15/15 transitions.
[2025-06-03 20:36:56] [INFO ] Invariant cache hit.
Current structural bounds on expressions (after invariants) : Max Seen:[245] Max Struct:[255]
RANDOM walk for 1000019 steps (2 resets) in 130 ms. (7633 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 210 ms. (4739 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[245] Max Struct:[255]
[2025-06-03 20:36:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:36:56] [INFO ] [Real]Absence check using 2 positive place invariants in 3 ms returned sat
[2025-06-03 20:36:56] [INFO ] [Real]Absence check using state equation in 10 ms returned sat
[2025-06-03 20:36:56] [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 20:36:56] [INFO ] [Nat]Absence check using 2 positive place invariants in 1 ms returned sat
[2025-06-03 20:36:56] [INFO ] [Nat]Absence check using state equation in 18 ms returned sat
[2025-06-03 20:36:56] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:36:56] [INFO ] [Nat]Added 5 Read/Feed constraints in 1 ms returned sat
[2025-06-03 20:36:56] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:36:56] [INFO ] Added : 1 causal constraints over 1 iterations in 6 ms. Result :sat
Minimization took 38 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[245] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 11 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 2 ms. Remains : 11/11 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 11/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 11 /11 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:36:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:36:56] [INFO ] Implicit Places using invariants in 28 ms returned [10]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 29 ms to find 1 implicit places.
Starting structural reductions in REACHABILITY mode, iteration 1 : 10/11 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 2 iterations and 29 ms. Remains : 10/11 places, 15/15 transitions.
// Phase 1: matrix 15 rows 10 cols
[2025-06-03 20:36:56] [INFO ] Computed 1 invariants in 0 ms
Current structural bounds on expressions (after invariants) : Max Seen:[249] Max Struct:[255]
RANDOM walk for 1000058 steps (2 resets) in 127 ms. (7812 steps per ms)
BEST_FIRST walk for 1000001 steps (2 resets) in 284 ms. (3508 steps per ms)
Current structural bounds on expressions (after WALK) : Max Seen:[249] Max Struct:[255]
[2025-06-03 20:36:56] [INFO ] Invariant cache hit.
Starting Z3 with timeout 45.0 s and query timeout 4500.0 ms
[2025-06-03 20:36:56] [INFO ] [Real]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:36:56] [INFO ] [Real]Absence check using state equation in 7 ms returned sat
[2025-06-03 20:36:56] [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 20:36:57] [INFO ] [Nat]Absence check using 1 positive place invariants in 1 ms returned sat
[2025-06-03 20:36:57] [INFO ] [Nat]Absence check using state equation in 4 ms returned sat
[2025-06-03 20:36:57] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:36:57] [INFO ] [Nat]Added 5 Read/Feed constraints in 3 ms returned sat
[2025-06-03 20:36:57] [INFO ] Computed and/alt/rep : 5/10/5 causal constraints (skipped 0 transitions) in 1 ms.
[2025-06-03 20:36:57] [INFO ] Added : 1 causal constraints over 1 iterations in 4 ms. Result :sat
Minimization took 17 ms.
Current structural bounds on expressions (after SMT) : Max Seen:[249] Max Struct:[255]
Current structural bounds on expressions (After Parikh guided walk) : Max Seen:[249] Max Struct:[255]
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:36:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:36:57] [INFO ] Implicit Places using invariants in 15 ms returned []
[2025-06-03 20:36:57] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:36:57] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:36:57] [INFO ] Implicit Places using invariants and state equation in 27 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 20:36:57] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:36:57] [INFO ] Invariant cache hit.
[2025-06-03 20:36:57] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 49 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 72 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 143ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 143ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 190 ms. Remains : 10/10 places, 15/15 transitions.
[2025-06-03 20:36:57] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:36:57] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:36:57] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality2627134174299783252.gal : 0 ms
[2025-06-03 20:36:57] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality15556696351103465583.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/ReachabilityCardinality2627134174299783252.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality15556696351103465583.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 ...329
Loading property file /tmp/ReachabilityCardinality15556696351103465583.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
RANDOM walk for 40116 steps (8 resets) in 21 ms. (1823 steps per ms) remains 2/2 properties
BEST_FIRST walk for 40004 steps (8 resets) in 39 ms. (1000 steps per ms) remains 2/2 properties
SDD proceeding with computation,2 properties remain. new max is 64
SDD size :36 after 9957
BEST_FIRST walk for 40001 steps (8 resets) in 41 ms. (952 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
Interrupted probabilistic random walk after 1261059 steps, run timeout after 3001 ms. (steps per millisecond=420 ) properties seen :0 out of 2
Probabilistic random walk after 1261059 steps, saw 728743 distinct states, run finished after 3007 ms. (steps per millisecond=419 ) properties seen :0
[2025-06-03 20:37:00] [INFO ] Invariant cache hit.
[2025-06-03 20:37:00] [INFO ] State equation strengthened by 5 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) 9/10 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 20:37:00] [INFO ] Deduced a trap composed of 5 places in 86 ms of which 3 ms to minimize.
Problem MAX0 is UNSAT
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 1 solved, 1 unsolved in 212 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 1 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 1 solved, 1 unsolved in 77 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/2 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 315ms problems are : Problem set: 1 solved, 1 unsolved
Parikh walk visited 0 properties in 33 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Running 5 sub problems to find dead transitions.
[2025-06-03 20:37:00] [INFO ] Invariant cache hit.
[2025-06-03 20:37:00] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 1525 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 20.0 s and query timeout 2000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 1656ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 1656ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 1657 ms. Remains : 10/10 places, 15/15 transitions.
RANDOM walk for 40116 steps (8 resets) in 14 ms. (2674 steps per ms) remains 1/1 properties
BEST_FIRST walk for 40004 steps (8 resets) in 15 ms. (2500 steps per ms) remains 1/1 properties
Interrupted probabilistic random walk after 3525852 steps, run timeout after 3001 ms. (steps per millisecond=1174 ) properties seen :0 out of 1
Probabilistic random walk after 3525852 steps, saw 1972550 distinct states, run finished after 3001 ms. (steps per millisecond=1174 ) properties seen :0
[2025-06-03 20:37:05] [INFO ] Invariant cache hit.
[2025-06-03 20:37:05] [INFO ] State equation strengthened by 5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 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 20:37:05] [INFO ] Deduced a trap composed of 5 places in 52 ms of which 4 ms to minimize.
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 1/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 17 constraints, problems are : Problem set: 0 solved, 1 unsolved in 117 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 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) 9/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 1/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 3 (INCLUDED_ONLY) 0/10 variables, 0/2 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 4 (OVERLAPS) 15/25 variables, 10/12 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/17 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 1/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 7 (INCLUDED_ONLY) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
At refinement iteration 8 (OVERLAPS) 0/25 variables, 0/18 constraints. Problems are: Problem set: 0 solved, 1 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 18 constraints, problems are : Problem set: 0 solved, 1 unsolved in 59 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 1/1 constraints, Known Traps: 1/1 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 201ms problems are : Problem set: 0 solved, 1 unsolved
Parikh walk visited 0 properties in 34 ms.
Support contains 1 out of 10 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 0 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 0 ms. Remains : 10/10 places, 15/15 transitions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 10/10 places, 15/15 transitions.
Applied a total of 0 rules in 1 ms. Remains 10 /10 variables (removed 0) and now considering 15/15 (removed 0) transitions.
[2025-06-03 20:37:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:37:05] [INFO ] Implicit Places using invariants in 48 ms returned []
[2025-06-03 20:37:05] [INFO ] Invariant cache hit.
Starting Z3 with timeout 160.0 s and query timeout 16000.0 ms
[2025-06-03 20:37:05] [INFO ] State equation strengthened by 5 read => feed constraints.
[2025-06-03 20:37:05] [INFO ] Implicit Places using invariants and state equation in 20 ms returned []
Implicit Place search using SMT with State Equation took 68 ms to find 0 implicit places.
Starting Z3 with timeout 200.0 s and query timeout 20000.0 ms
[2025-06-03 20:37:05] [INFO ] Redundant transitions in 0 ms returned []
Running 5 sub problems to find dead transitions.
[2025-06-03 20:37:05] [INFO ] Invariant cache hit.
[2025-06-03 20:37:05] [INFO ] State equation strengthened by 5 read => feed constraints.
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (OVERLAPS) 0/25 variables, 0/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Real declared 25/25 variables, and 16 constraints, problems are : Problem set: 0 solved, 5 unsolved in 47 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
Escalating to Integer solving :Problem set: 0 solved, 5 unsolved
Starting Z3 with timeout 30.0 s and query timeout 3000.0 ms
At refinement iteration 0 (INCLUDED_ONLY) 0/5 variables, 0/0 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 1 (OVERLAPS) 5/10 variables, 1/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 2 (INCLUDED_ONLY) 0/10 variables, 0/1 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 3 (OVERLAPS) 15/25 variables, 10/11 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 4 (INCLUDED_ONLY) 0/25 variables, 5/16 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 5 (INCLUDED_ONLY) 0/25 variables, 5/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 6 (INCLUDED_ONLY) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
At refinement iteration 7 (OVERLAPS) 0/25 variables, 0/21 constraints. Problems are: Problem set: 0 solved, 5 unsolved
No progress, stopping.
After SMT solving in domain Int declared 25/25 variables, and 21 constraints, problems are : Problem set: 0 solved, 5 unsolved in 106 ms.
Refiners :[Positive P Invariants (semi-flows): 1/1 constraints, State Equation: 10/10 constraints, ReadFeed: 5/5 constraints, PredecessorRefiner: 5/5 constraints, Known Traps: 0/0 constraints, Known Traps Along Path: 0/0 constraints]
After SMT, in 156ms problems are : Problem set: 0 solved, 5 unsolved
Search for dead transitions found 0 dead transitions in 156ms
Finished structural reductions in REACHABILITY mode , in 1 iterations and 239 ms. Remains : 10/10 places, 15/15 transitions.
ITS runner timed out or was interrupted.
ITS tools runner thread asked to quit. Dying gracefully.
[2025-06-03 20:37:05] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:37:05] [INFO ] Applying decomposition
[2025-06-03 20:37:05] [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/graph1450118950142689771.txt' '-o' '/tmp/graph1450118950142689771.bin' '-w' '/tmp/graph1450118950142689771.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph1450118950142689771.bin' '-l' '-1' '-v' '-w' '/tmp/graph1450118950142689771.weights' '-q' '0' '-e' '0.001'
[2025-06-03 20:37:05] [INFO ] Decomposing Gal with order
[2025-06-03 20:37:05] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 20:37:05] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:37:05] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 20:37:05] [INFO ] Time to serialize gal into /tmp/ReachabilityCardinality16282590284580888956.gal : 0 ms
[2025-06-03 20:37:05] [INFO ] Time to serialize properties into /tmp/ReachabilityCardinality6907348296393169975.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/ReachabilityCardinality16282590284580888956.gal' '-t' 'CGAL' '-reachable-file' '/tmp/ReachabilityCardinality6907348296393169975.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/ReachabilityCardinality6907348296393169975.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 1.52454e+10
SDD proceeding with computation,1 properties remain. new max is 512
SDD size :1.66122e+13 after 1.72362e+13
SDD proceeding with computation,1 properties remain. new max is 1024
SDD size :1.72362e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 2048
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 4096
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 8192
SDD size :1.72391e+13 after 1.72391e+13
SDD proceeding with computation,1 properties remain. new max is 16384
SDD size :1.72391e+13 after 1.72395e+13
Detected timeout of ITS tools.
Current structural bounds on expressions (After reachability solving 0 queries.) : Max Seen:[249] Max Struct:[255]
Ending property specific reduction for PGCD-PT-D04N050-UpperBounds-14 in 60261 ms.
[2025-06-03 20:37:55] [INFO ] Flatten gal took : 2 ms
[2025-06-03 20:37:55] [INFO ] Applying decomposition
[2025-06-03 20:37:55] [INFO ] Flatten gal took : 3 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/graph773283363871629346.txt' '-o' '/tmp/graph773283363871629346.bin' '-w' '/tmp/graph773283363871629346.weights'
Built communities with : '/home/mcc/BenchKit/itstools/itstools/plugins/fr.lip6.move.gal.louvain.binaries_1.0.0.202505121319/bin/louvain-linux64' '/tmp/graph773283363871629346.bin' '-l' '-1' '-v' '-w' '/tmp/graph773283363871629346.weights' '-q' '0' '-e' '0.001'
[2025-06-03 20:37:55] [INFO ] Decomposing Gal with order
[2025-06-03 20:37:55] [INFO ] Rewriting arrays to variables to allow decomposition.
[2025-06-03 20:37:55] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:37:55] [INFO ] Fuse similar labels procedure discarded/fused a total of 0 labels/synchronizations in 0 ms.
[2025-06-03 20:37:55] [INFO ] Time to serialize gal into /tmp/UpperBounds6847903677111175482.gal : 0 ms
[2025-06-03 20:37:55] [INFO ] Time to serialize properties into /tmp/UpperBounds12937542824517884751.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/UpperBounds6847903677111175482.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds12937542824517884751.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 ...284
Loading property file /tmp/UpperBounds12937542824517884751.prop.
Detected timeout of ITS tools.
[2025-06-03 20:59:45] [INFO ] Flatten gal took : 1 ms
[2025-06-03 20:59:45] [INFO ] Time to serialize gal into /tmp/UpperBounds5246757990833831427.gal : 1 ms
[2025-06-03 20:59:45] [INFO ] Time to serialize properties into /tmp/UpperBounds15262570230487478995.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/UpperBounds5246757990833831427.gal' '-t' 'CGAL' '-reachable-file' '/tmp/UpperBounds15262570230487478995.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 ...305
Loading property file /tmp/UpperBounds15262570230487478995.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,9.33482e+14,1032.5,3249988,2,37208,5,1.30416e+07,6,0,77,1.32757e+07,0
Total reachable state count : 933481841500756

Verifying 3 reachability properties.
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-02 :0 <= p1_1 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-04 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-09 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL
FORMULA PGCD-PT-D04N050-UpperBounds-02 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

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-D04N050-UpperBounds-02,0,1033.15,3249988,1,0,7,1.30416e+07,9,1,361,1.32757e+07,4
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-08 :0 <= p1_2 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-08 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

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-D04N050-UpperBounds-08,0,1033.76,3249988,1,0,8,1.30416e+07,10,1,628,1.32757e+07,5
Min sum of variable value : 0
Maximum sum along a path : 249
Bounds property PGCD-PT-D04N050-UpperBounds-14 :0 <= p1_5 <= 249
FORMULA PGCD-PT-D04N050-UpperBounds-14 249 TECHNIQUES DECISION_DIAGRAMS TOPOLOGICAL

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-D04N050-UpperBounds-14,0,1033.76,3249988,1,0,9,1.30416e+07,11,1,881,1.32757e+07,6
Total runtime 2672465 ms.

BK_STOP 1748985419710

--------------------
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-D04N050"
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-D04N050, 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-174876813200741"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/PGCD-PT-D04N050.tgz
mv PGCD-PT-D04N050 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 ;